*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:auto}html,body,#root{min-height:100%;min-height:100dvh;margin:0;overflow-x:hidden;overflow-y:auto}body{font-family:var(--font-ui, "DM Sans"),system-ui,-apple-system,BlinkMacSystemFont,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;background-color:var(--cream-page);color:var(--text-on-creme)}*{scrollbar-width:none;-ms-overflow-style:none}*::-webkit-scrollbar{display:none;width:0;height:0}.rd-global-search{position:fixed;inset:0;z-index:240;display:flex;align-items:flex-start;justify-content:center;padding:clamp(4rem,12vh,7rem) 1rem 1rem}.rd-global-search__backdrop{position:absolute;inset:0;border:0;background:#2d252057;cursor:pointer}.rd-global-search__panel{position:relative;width:min(560px,100%)}.rd-global-search__bar{width:100%}.rd-global-search__results{position:static;margin-top:8px;max-height:min(52dvh,420px)}.rd-global-search__results li{list-style:none}.rd-account-nav__icon{width:17px;height:17px;flex-shrink:0;color:var(--ink-55)}.rd-account-nav__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.rd-account-nav__primary{padding-top:.35rem}.rd-account-nav__link--active{background:var(--ink-08);color:var(--brown-title);box-shadow:inset 3px 0 0 var(--rust-accent)}.rd-account-nav__link--active .rd-account-nav__icon{color:var(--rust-accent)}.login-page{--lp-ink: var(--brown-title, #2d2520);--lp-rust: var(--rust-accent, #b86b52);--lp-rust-deep: var(--rust-accent-deep, #9e624c);--lp-muted: var(--text-subtle, rgba(52, 44, 38, .58));--lp-border: rgba(45, 37, 32, .11);--lp-press: .08s;flex:1;display:flex;flex-direction:column;min-height:0;color:var(--lp-ink);font-family:var(--font)}.login-page__center{position:relative;z-index:1;flex:1;min-height:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(2rem,5vh,3rem);padding:clamp(1.5rem,4vh,2.5rem) clamp(1.45rem,5.5vw,3.75rem) calc(clamp(1.1rem,2.6vh,1.8rem) + env(safe-area-inset-bottom,0px))}.login-page__signature{margin:0}.login-page__signature-dot{color:var(--lp-rust)}.login-page__intro{margin:-.5rem 0 0;max-width:22rem;text-align:center;font-size:.9375rem;line-height:1.45;color:var(--lp-muted)}.login-page__auth{display:flex;flex-direction:column;align-items:center;gap:1.25rem;width:100%}.login-page__card.rd-surface-card{width:min(100%,24rem)}.login-page__google-btn,.login-page__submit{appearance:none;display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:2.85rem;border-radius:10px;font:inherit;font-size:.87rem;font-weight:600;cursor:pointer;transition:background var(--hover-dur) var(--ease-micro),border-color var(--hover-dur) var(--ease-micro),box-shadow var(--hover-dur) var(--ease-micro),transform var(--lp-press) var(--ease-micro),filter var(--lp-press) var(--ease-micro)}.login-page__google-btn{gap:.65rem;padding:.68rem 1rem;border:1px solid var(--lp-border);background:var(--paper-panel);color:var(--lp-ink);box-shadow:var(--shadow-btn, 0 1px 4px rgba(48, 40, 34, .028))}.login-page__google-btn:hover{background:var(--paper-panel-hover);border-color:#2d25202e;transform:translateY(-.5px)}.login-page__google-btn:active{transform:translateY(1px) scale(.986);background:#f3f0ec;box-shadow:inset 0 1px 3px #3028220f;transition-duration:var(--lp-press)}.login-page__submit.rd-btn{width:100%;min-height:2.85rem}.login-page__divider{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:.9rem;margin:1.35rem 0 1.25rem}.login-page__divider-line{height:1px;background:var(--lp-border)}.login-page__divider-text{font-size:.7rem;letter-spacing:.04em;color:#2d252066}.login-page__field{display:flex;flex-direction:column;gap:.52rem;margin-bottom:1.2rem}.login-page__field-label{font-size:.74rem;font-weight:700;color:#2d2520c2}.login-page__input-wrap{position:relative;display:block}.login-page__input{width:100%;min-height:2.85rem;padding:.68rem 2.6rem .68rem .9rem;border:1px solid var(--lp-border);border-radius:10px;background:var(--paper-panel);color:var(--lp-ink);font:inherit;font-size:.87rem;transition:border-color var(--hover-dur) var(--ease-micro),box-shadow var(--hover-dur) var(--ease-micro)}.login-page__input::placeholder{color:#2d252052}.login-page__input:focus{outline:none;border-color:#b86b5280;box-shadow:0 0 0 3px #b86b522e}.login-page__input-icon{position:absolute;top:50%;right:.9rem;color:#2d252057;pointer-events:none;transform:translateY(-50%)}.login-page__signup{margin:1.35rem 0 0;text-align:center;font-size:.77rem;color:#2d25207a}.login-page__signup-link{padding:0;border:none;background:transparent;color:var(--lp-rust-deep);font:inherit;font-size:inherit;font-weight:700;cursor:pointer;transition:color var(--hover-dur) var(--ease-micro),transform var(--lp-press) var(--ease-micro)}.login-page__signup-link:hover{color:var(--lp-rust);text-decoration:underline}.login-page__signup-link:active{transform:scale(.95);transition-duration:var(--lp-press)}.login-page__secure{display:inline-flex;align-items:center;justify-content:center;gap:.46rem;margin:0;color:#2d252061;font-size:.74rem}.login-page__reveal{opacity:0;transform:translateY(16px);transition:opacity .82s var(--ease-out-soft),transform .82s var(--ease-out-soft)}.login-page--entered .login-page__reveal{opacity:1;transform:translateY(0)}.login-page--entered .login-page__reveal--1{transition-delay:.08s}.login-page--entered .login-page__reveal--2{transition-delay:.18s}.login-page__hint{margin:0 0 1rem;font-size:.82rem;line-height:1.45;color:var(--brown-muted, #5c534a)}.login-page__error{margin:0 0 .75rem;font-size:.85rem;color:#b33}.login-page__sent{margin:.5rem 0 .75rem}.login-page__sent .login-page__message{margin:0}.login-page__message{margin:0 0 .75rem;font-size:.85rem;color:var(--rust-accent-deep, #9e624c)}@media(max-width:640px){.login-page__signature{font-size:clamp(2.2rem,10vw,3.2rem)}.login-page__card{padding:1.65rem 1.2rem 1.5rem;border-radius:12px}}@media(prefers-reduced-motion:reduce){.login-page__reveal{opacity:1;transform:none;transition:none}.login-page__google-btn,.login-page__submit,.login-page__signup-link{transition:none}.login-page__google-btn:hover,.login-page__submit:hover,.login-page__google-btn:active,.login-page__submit:active,.login-page__signup-link:active{transform:none;filter:none}}.terms-page{flex:1;display:flex;flex-direction:column;min-height:0;color:var(--brown-title, #2d2520)}.terms-page__header{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:calc(.45rem + env(safe-area-inset-top,0px)) clamp(14px,3vw,28px) .45rem;border-bottom:1px solid rgba(45,37,32,.08);background:var(--cream-page)}.terms-page__back{border:none;background:transparent;color:#2d25208c;font:inherit;font-size:.8125rem;font-weight:500;cursor:pointer;padding:.35rem .5rem;border-radius:8px}.terms-page__back:hover{background:#2d25200f;color:var(--brown-title, #2d2520)}.terms-page__body{flex:1;overflow:auto;max-width:42rem;margin:0 auto;padding:clamp(2rem,5vw,3rem) clamp(1.25rem,5vw,2rem) calc(2.5rem + env(safe-area-inset-bottom,0px))}.terms-page__title{margin:0 0 .35rem;font-size:clamp(1.75rem,1.2rem + 2vw,2.25rem);font-weight:600;letter-spacing:-.02em}.terms-page__updated{margin:0 0 2rem;font-size:.8125rem;color:#2d252073}.terms-page__body section{margin-bottom:1.75rem}.terms-page__body h2{margin:0 0 .5rem;font-size:1rem;font-weight:600}.terms-page__body p,.terms-page__body li{margin:0;font-size:.9375rem;line-height:1.65;color:#2d2520b8}.terms-page__body ul{margin:.5rem 0 0;padding-left:1.25rem}.terms-page__body li+li{margin-top:.35rem}.onboarding-shell{position:fixed;inset:0;z-index:100;display:flex;align-items:stretch;justify-content:center;pointer-events:auto}.onboarding-shell__scrim{position:absolute;inset:0;background:#322a40;opacity:.04}.onboarding-shell .onboarding{position:relative;z-index:1;flex:1;display:flex;flex-direction:column;min-height:100dvh;overflow-y:auto}.onboarding--stack{flex:1;min-height:0;background:var(--cream-page, #fdfcfa);color:var(--brown-title, #2d2520)}.onboarding__bg{position:absolute;inset:0;background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(255,154,136,.14),transparent 55%),radial-gradient(ellipse 60% 40% at 100% 100%,rgba(184,107,82,.08),transparent 50%);pointer-events:none}.onboarding__stack{position:absolute;right:clamp(1rem,8vw,4rem);bottom:clamp(2rem,12vh,5rem);width:min(42vw,220px);aspect-ratio:1;pointer-events:none;opacity:.55}.onboarding__stack-layer{position:absolute;left:50%;width:72%;height:18%;border-radius:8px;border:1.5px solid #141018;transform:translate(-50%)}.onboarding__stack-layer--1{bottom:0;background:#c4443c}.onboarding__stack-layer--2{bottom:22%;background:#e86552}.onboarding__stack-layer--3{bottom:44%;background:#ff9a88}.onboarding__center{position:relative;z-index:1;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(1.1rem,2.8vh,1.6rem);padding:clamp(1.25rem,4vh,2.5rem) 1.25rem 2.5rem;max-width:28rem;margin:0 auto;width:100%}.onboarding__kicker{margin:0;font-size:.75rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--rust-accent, #b86b52);text-align:center}.onboarding__title{margin:0;font-family:var(--font-display, "Cormorant Garamond", Georgia, serif);font-size:clamp(1.85rem,5.5vw,2.35rem);font-weight:500;line-height:1.08;text-align:center;color:var(--brown-title, #2d2520)}.onboarding__dot{color:var(--rust-accent, #b86b52)}.onboarding__reveal{opacity:0;transform:translateY(8px);transition:opacity .45s ease,transform .45s ease}.onboarding__reveal--1{transition-delay:.06s}.onboarding--entered .onboarding__reveal{opacity:1;transform:none}.onboarding__signed-in{margin:0;font-size:.8125rem;color:var(--sidebar-muted, rgba(45, 37, 32, .55));text-align:center}.onboarding__signed-in strong{color:var(--brown-title, #2d2520);font-weight:600}.onboarding__steps{display:flex;gap:.45rem;justify-content:center;margin:-.2rem 0 0}.onboarding__step-dot{width:28px;height:3px;border-radius:2px;background:var(--ink-08, rgba(45, 37, 32, .08))}.onboarding__step-dot--on{background:var(--rust-accent, #b86b52)}.onboarding__panel{width:min(100%,24rem);padding:1.35rem 1.25rem 1.25rem;border-radius:16px;background:#ffffffb8;border:1px solid rgba(45,37,32,.08);box-shadow:0 16px 40px #322a4014,0 0 0 1px #ffffffa6 inset;animation:onboarding-panel-in .28s ease}.onboarding__panel--spot{display:flex;flex-direction:column;align-items:center;text-align:center}.onboarding__panel--spot .onboarding__lead,.onboarding__panel--spot .onboarding__sub,.onboarding__panel--spot .onboarding__actions,.onboarding__panel--spot .onboarding__continue{width:100%}.onboarding__lead{margin:0 0 1rem;font-size:.9375rem;line-height:1.45;color:var(--sidebar-muted, rgba(45, 37, 32, .58))}.onboarding__preview{margin:-.15rem 0 1rem;padding:.6rem .75rem;border-radius:10px;font-size:.875rem;line-height:1.4;color:var(--sidebar-muted, rgba(45, 37, 32, .58));background:#b86b521a;border:1px solid rgba(184,107,82,.12)}.onboarding__preview strong{color:var(--brown-title, #2d2520);font-weight:600}.onboarding__field-hint{margin:-.35rem 0 .85rem;font-size:.8125rem;line-height:1.4;color:var(--sidebar-muted, rgba(45, 37, 32, .5))}.onboarding__sub{margin:0 0 1.25rem;font-size:.875rem;line-height:1.45;color:var(--sidebar-muted, rgba(45, 37, 32, .58))}.onboarding__actions{display:flex;gap:.65rem;justify-content:flex-end;margin-top:.25rem}.onboarding__panel--spot .onboarding__actions{justify-content:center}.onboarding__continue{margin-top:.25rem;width:100%}@keyframes onboarding-panel-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){.onboarding__reveal,.onboarding__panel{animation:none;transition:none;opacity:1;transform:none}}@media(max-width:520px){.onboarding__stack{opacity:.28;right:-2rem;bottom:1rem}}.kbd-help{position:fixed;inset:0;z-index:10001;display:grid;place-items:center;padding:clamp(16px,4vw,32px);background:#231c166b;backdrop-filter:blur(6px);animation:kbd-help-fade-in .2s ease both}.kbd-help__dialog{width:min(560px,100%);max-height:min(78dvh,720px);display:flex;flex-direction:column;background:var(--paper-panel);border-radius:20px;border:1px solid rgba(160,80,52,.24);box-shadow:0 30px 60px #140e0852;overflow:hidden;animation:kbd-help-pop .24s cubic-bezier(.22,1,.36,1) both}.kbd-help__header{position:relative;padding:18px 28px 14px;border-bottom:1px solid rgba(45,37,32,.08)}.kbd-help__header-art{margin-bottom:.35rem}.kbd-help__header-art .spot-ill{margin-bottom:0}.kbd-help__kicker{margin:0;font-family:var(--font);font-size:11px;font-weight:700;letter-spacing:.32em;text-transform:uppercase;color:var(--rust-accent)}.kbd-help__title{margin:4px 0 0;font-family:var(--font-hero, Georgia, serif);font-size:32px;font-weight:400;letter-spacing:-.01em;color:var(--brown-title)}.kbd-help__close{position:absolute;top:18px;right:18px;width:36px;height:36px;display:grid;place-items:center;border-radius:10px;border:1px solid rgba(45,37,32,.12);background:transparent;font-size:20px;color:#2d2520b3;cursor:pointer;transition:background-color .16s ease,color .16s ease,border-color .16s ease}.kbd-help__close:hover{background:#a0503414;border-color:#a0503452;color:#a05034}.kbd-help__body{padding:12px 28px 8px;overflow-y:auto;display:flex;flex-direction:column;gap:18px}.kbd-help__group h3{margin:8px 0;font-family:var(--font);font-size:11px;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:#2d252094}.kbd-help__group ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column}.kbd-help__group li{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 0;border-top:1px solid rgba(45,37,32,.05);font-family:var(--font);font-size:14px}.kbd-help__group li:first-child{border-top:none}.kbd-help__group--appearance ul{margin:0;padding:0;list-style:none}.kbd-help__setting-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0 4px;border-top:none}.kbd-help__setting-copy{display:flex;flex-direction:column;gap:2px;min-width:0}.kbd-help__setting-label{font-size:14px;font-weight:600;color:var(--brown-title)}.kbd-help__setting-hint{font-size:12px;color:var(--text-muted-creme)}.kbd-help__toggle{position:relative;flex-shrink:0;width:44px;height:26px;padding:0;border:1px solid var(--ink-08);border-radius:999px;background:var(--cream-deep);cursor:pointer;transition:background-color .18s ease,border-color .18s ease}.kbd-help__toggle--on{background:var(--rust-accent);border-color:var(--rust-accent-deep)}.kbd-help__toggle-thumb{position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:var(--paper-panel);box-shadow:0 1px 3px #2d25202e;transition:transform .18s ease}.kbd-help__toggle--on .kbd-help__toggle-thumb{transform:translate(18px)}.kbd-help__toggle:focus-visible{outline:2px solid var(--rust-accent);outline-offset:2px}.kbd-help__keys{display:inline-flex;align-items:center;gap:4px;flex-shrink:0}.kbd-help__plus{color:#2d252073;font-weight:600;margin:0 2px}.kbd-help__desc{flex:1;text-align:right;color:#2d2520b8;min-width:0}.kbd-help kbd{display:inline-block;padding:3px 8px;border-radius:8px;border:1px solid rgba(45,37,32,.16);background:#2d25200a;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px;font-weight:700;color:var(--brown-title);min-width:24px;text-align:center}.kbd-help__footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.65rem 1rem;padding:14px 28px 18px;border-top:1px solid rgba(45,37,32,.06);font-family:var(--font);font-size:12.5px;color:#2d252099}.kbd-help__profile-link{margin:0;padding:0;border:none;background:transparent;font:inherit;font-size:12.5px;font-weight:600;color:var(--rust-accent-deep);cursor:pointer;transition:color .16s ease}.kbd-help__profile-link:hover{color:var(--rust-accent)}@keyframes kbd-help-fade-in{0%{opacity:0}to{opacity:1}}@keyframes kbd-help-pop{0%{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}@media(prefers-reduced-motion:reduce){.kbd-help,.kbd-help__dialog{animation:none}}.app-tour{position:fixed;inset:0;z-index:180;pointer-events:none}.app-tour__backdrop{position:absolute;inset:0;background:transparent;pointer-events:none}.app-tour__spotlight{position:fixed;z-index:181;border-radius:12px;box-shadow:0 0 0 2px #ff9a88d9,0 0 0 9999px #14101885;pointer-events:none;transition:top .2s ease,left .2s ease,width .2s ease,height .2s ease}.app-tour__card{position:fixed;z-index:182;pointer-events:auto;padding:1.1rem 1.15rem 1rem;border-radius:14px;background:var(--cream-page, #fdfcfa);border:1px solid rgba(45,37,32,.08);box-shadow:0 18px 48px #1410182e,0 0 0 1px #fff6 inset}.app-tour__kicker{margin:0 0 .35rem;font-size:.6875rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--rust-accent, #b86b52)}.app-tour__title{margin:0 0 .45rem;font-family:var(--font-display, "Cormorant Garamond", Georgia, serif);font-size:1.35rem;font-weight:500;line-height:1.15;color:var(--brown-title, #2d2520)}.app-tour__body{margin:0 0 .9rem;font-size:.875rem;line-height:1.45;color:var(--sidebar-muted, rgba(45, 37, 32, .62))}.app-tour__actions{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.app-tour__skip{border:none;background:none;padding:.35rem 0;font-size:.8125rem;color:var(--sidebar-muted, rgba(45, 37, 32, .5));cursor:pointer;text-decoration:underline;text-underline-offset:2px}.app-tour__skip:hover{color:var(--brown-title, #2d2520)}.app-tour__next{min-width:5.5rem}.app-tour__hint{font-size:.8125rem;font-weight:500;color:var(--rust-accent, #b86b52)}html.app-tour-active [data-tour]{position:relative;z-index:183;pointer-events:auto}.stack-load{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--cream-page, #fdfcfa)}.stack-logo-mark--animated .stack-logo-mark__bar{transform-origin:center bottom;animation:stack-load-bar 1.2s steps(1,end) infinite}.stack-logo-mark--animated .stack-logo-mark__bar:nth-child(1){animation-delay:0s}.stack-logo-mark--animated .stack-logo-mark__bar:nth-child(2){animation-delay:.15s}.stack-logo-mark--animated .stack-logo-mark__bar:nth-child(3){animation-delay:.3s}@keyframes stack-load-bar{0%,24%{opacity:.2;transform:translateY(10px) scaleY(.55)}25%,74%{opacity:1;transform:translateY(0) scaleY(1)}75%,to{opacity:.2;transform:translateY(10px) scaleY(.55)}}@media(prefers-reduced-motion:reduce){.stack-logo-mark--animated .stack-logo-mark__bar{animation:none;opacity:1;transform:none}}:root{--ease-panel: cubic-bezier(.52, .02, .13, .99);--ease-in-pop: cubic-bezier(.45, .02, .55, 1);--ease-out-soft: cubic-bezier(.22, 1, .36, 1);--ease-micro: cubic-bezier(.33, 1, .68, 1);--panel-dur: .52s;--hover-dur: .26s;--enter-dur: .85s;--cream-page: #fdfcfa;--cream-warm: #fbfaf8;--cream-deep: #f6f5f2;--paper-panel: #f9f8f6;--paper-panel-hover: #f3f2ef;--rust-accent: #b86b52;--rust-accent-soft: #c47d62;--rust-accent-deep: #9e624c;--ref-muted: #958c85;--sheet-bg: #c4baa8;--sheet-surface: #b8ae9e;--sheet-edge: rgba(56, 48, 42, .11);--tone-olive: #6e6a5e;--tone-olive-soft: rgba(110, 106, 94, .32);--bg: var(--cream-page);--creme: #f6f5f2;--creme-deep: #eeede9;--copper: var(--rust-accent);--terracotta: var(--rust-accent);--terracotta-soft: var(--rust-accent-soft);--terracotta-deep: var(--rust-accent-deep);--terracotta-hover: #934d30;--brown-title: #2d2520;--brown-name: #7d6758;--brown-muted: #5c534a;--nav-bar-solid: var(--cream-page);--nav-tab-muted: #8a8278;--orange: var(--terracotta);--orange-mid: #b06242;--orange-hover: var(--terracotta-hover);--orange-light: #b89278;--accent: var(--terracotta);--hero-signature: var(--rust-accent);--text: var(--brown-title);--black: #2d2520;--text-subtle: rgba(52, 44, 38, .58);--panel-fill: #2a231e;--panel-surface: #3d342c;--panel-elevated: #4a3f36;--sheet-text: var(--brown-title);--sheet-muted: rgba(52, 44, 38, .48);--dock-grey: #5c5c5c;--dock-grey-hover: #6e6e6e;--stitch: #ede5d8;--stitch-inset: 8px;--shadow-btn: 0 1px 4px rgba(48, 40, 34, .028), 0 1px 1px rgba(48, 40, 34, .022);--shadow-btn-hover: 0 2px 10px rgba(48, 40, 34, .036), 0 1px 2px rgba(48, 40, 34, .026);--shadow-dock: 0 8px 28px rgba(48, 40, 34, .042), 0 1px 0 rgba(252, 249, 243, .45) inset;--logo-light: #c4896c;--logo-mid: var(--rust-accent);--logo-dark: #5c3829;--logo-outline: transparent;--border-ui: 1px;--border-logo: 0px;--sheet-overdraw: min(22dvh, 180px);--text-on-dark: #f5ebe0;--text-muted-dark: rgba(245, 235, 224, .5);--text-on-creme: var(--brown-title);--text-muted-creme: rgba(52, 44, 38, .48);--ink: #2d2520;--ink-08: rgba(45, 37, 32, .08);--ink-30: rgba(45, 37, 32, .3);--ink-55: rgba(45, 37, 32, .55);--sidebar-muted: rgba(45, 37, 32, .72);--cel-drop: none;--radius-btn: 50px;--radius-pill: 50px;--peek: min(200px, 30dvh);--nav-dock-footprint: calc(0px + env(safe-area-inset-bottom, 0px)) ;--sheet-pad-x: clamp(1.5rem, 5vw, 2.75rem);--sheet-pad-y: clamp(2rem, 4vh, 3rem);--sheet-inner-max: 34rem;--segment-track: var(--cream-deep);--segment-inactive: transparent;--segment-active-fill: var(--paper-panel);--font-ui: "DM Sans";--font: var(--font-ui), system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--font-display: "Cormorant Garamond", Georgia, "Times New Roman", serif;--font-hero: "Cormorant Garamond", Georgia, serif}.app-loading{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;color:var(--brown-muted, #5c534a);font-size:.95rem}.app-loading.spot-stage--fill{min-height:100dvh}.app-loading .spot-ill{margin-bottom:.5rem}.rd-home-tagline{margin:.35rem 0 0;font-size:.88rem;letter-spacing:.02em;color:var(--text-subtle, rgba(52, 44, 38, .58));text-align:center}html{scroll-behavior:smooth}body{background-color:var(--cream-page);color:var(--text-on-creme);overflow-x:hidden;overscroll-behavior-y:auto}.app{min-height:100%;min-height:100dvh;position:relative;color:var(--text-on-creme);font-family:var(--font);opacity:0;animation:app-root-fade var(--enter-dur) var(--ease-out-soft) forwards}.app.app--instant{opacity:1;animation:none}.app.app--instant .hero-reveal{opacity:1;transform:none;filter:none;transition:none}@keyframes app-root-fade{0%{opacity:0}to{opacity:1}}.hero-reveal{opacity:0;transform:translateY(18px);transition:opacity calc(var(--enter-dur) * .95) var(--ease-out-soft),transform calc(var(--enter-dur) * .95) var(--ease-out-soft)}.app--entered .hero-reveal--0{opacity:1;transform:translateY(0);filter:blur(0);transition-delay:0s}.app--entered .hero-reveal--1{opacity:1;transform:translateY(0);filter:blur(0);transition-delay:.12s}.app--entered .hero-reveal--2{opacity:1;transform:translateY(0);filter:blur(0);transition-delay:.24s}.app--entered .hero-reveal--3{opacity:1;transform:translateY(0);filter:blur(0);transition-delay:.36s}.app--entered .system-strip.nav-dock{opacity:1;transform:translateY(0)}.rise-panel__backdrop{position:fixed;inset:0;z-index:2;pointer-events:none;opacity:0;transition:opacity .35s var(--ease-panel);background:#ede7df73;backdrop-filter:blur(3px)}.rise-panel__backdrop--visible{opacity:1}.rise-panel__backdrop--deep{background:#e4ded594;backdrop-filter:blur(6px)}.app__bg{position:absolute;inset:0;overflow:hidden;z-index:0;background-color:var(--cream-page)}.app__bg:after{content:"";position:absolute;inset:0;opacity:.028;pointer-events:none;mix-blend-mode:multiply;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='256' height='256'%3E%3Cfilter id='a'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23a)'/%3E%3C/svg%3E");background-size:220px 220px}.editorial-hero{position:relative;isolation:isolate;min-height:clamp(28rem,65vh,44rem);display:flex;align-items:stretch;overflow:visible}.editorial-hero__inner{position:relative;z-index:2;flex:1;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start;padding:clamp(1.4rem,3.5vh,2.2rem) clamp(1.45rem,5.5vw,3.75rem) clamp(1.1rem,2.6vh,1.8rem) clamp(1.45rem,5.5vw,3.75rem);width:100%;max-width:none;margin-inline:0}.hero-breadcrumb{position:relative;top:auto;right:auto;flex:1 1 auto;margin:0;margin-top:.06rem;padding:0;display:flex;flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:.48rem .62rem;max-width:none;min-width:0;font-family:var(--font);font-size:clamp(.5rem,.82vw,.575rem);font-weight:500;letter-spacing:.3em;text-transform:uppercase;color:#2d2520ad;text-align:right;line-height:1.45}.hero-breadcrumb__sep{opacity:.42;letter-spacing:.14em;font-weight:400;color:#2d2520ad}.hero-greeting{margin:0 0 clamp(1rem,2.6vh,1.65rem);padding:0;font-family:var(--font-hero);font-weight:400;color:var(--brown-title);text-align:left;width:50vw;max-width:100%;--hero-display-size: clamp(4.25rem, 10vw, 22rem)}.hero-greeting__slot{position:relative;display:block}.hero-greeting__measure{visibility:hidden;pointer-events:none;user-select:none}.hero-greeting__measure .hero-greeting__line,.hero-greeting__measure .hero-greeting__signature{display:inline-block;white-space:nowrap}.hero-greeting__typed{position:absolute;left:0;top:0;right:0}.hero-greeting__line{display:block;font-family:inherit;font-size:var(--hero-display-size);font-weight:400;font-style:normal;line-height:.88;letter-spacing:-.01em;color:#2d2520}.hero-greeting__line--overlap{margin-top:-.04em}.hero-greeting__signature{display:block;margin-top:clamp(.14rem,.75vh,.32rem);font-family:inherit;font-size:var(--hero-display-size);font-style:italic;font-weight:400;line-height:.9;letter-spacing:0em;color:var(--hero-signature)}.hero-greeting__dot{color:var(--hero-signature)}.tw-cursor{display:inline-block;width:3px;height:.72em;background:currentColor;border-radius:1.5px;vertical-align:baseline;margin-left:.05em;opacity:.5;font-style:normal;animation:tw-blink .72s step-start infinite}@keyframes tw-blink{0%,to{opacity:.5}50%{opacity:0}}.hero-subcaption{margin:0 0 clamp(.9rem,2.4vh,1.55rem);padding:0;display:flex;align-items:center;gap:.92rem;font-family:var(--font);font-size:clamp(.56rem,.9vw,.68rem);font-weight:500;letter-spacing:.26em;text-transform:uppercase;color:var(--brown-title)}.hero-subcaption__rule{width:3px;flex-shrink:0;align-self:center;height:1.1rem;min-height:0;margin:0;border-radius:3px;background:var(--rust-accent);opacity:.88}.hero-subcaption__text{align-self:center;line-height:1.48;padding-top:.04em;max-width:min(22rem,85vw)}.hero-actions{align-self:flex-start;width:100%;max-width:18rem;margin-top:0;padding-bottom:0;padding-left:0;opacity:0;pointer-events:none}.hero-actions--visible{opacity:1;pointer-events:auto}.hero-actions__cluster{display:flex;flex-direction:row;flex-wrap:nowrap;align-items:center;gap:1rem}.hero-system-bridge{flex-shrink:0;height:0;margin-top:0;pointer-events:none;background:linear-gradient(180deg,#f6f1eb00,#ede7df59,#e8e2d9b8);mask-image:linear-gradient(180deg,black 0%,black 62%,transparent 100%)}.system-zone{position:relative;z-index:6;flex:1 1 auto;display:flex;flex-direction:column;padding:clamp(.35rem,1vh,.6rem) clamp(1.45rem,5.5vw,3.75rem) clamp(3.25rem,10vh,7.5rem);pointer-events:auto}.system-strip{width:100%;max-width:none;margin-inline:auto;flex:1 1 auto;display:flex;flex-direction:column;min-height:0}.system-strip__head{display:flex;align-items:center;justify-content:space-between;padding:.72rem clamp(.6rem,1.8vw,.9rem) .64rem;flex-shrink:0}.system-strip__label{font-family:var(--font);font-size:.47rem;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--brown-title);padding-top:.12rem}.system-strip__tools{display:flex;align-items:center;gap:.48rem;pointer-events:auto}.system-strip__icon-btn{width:34px;height:34px;border:none;border-radius:50%;background:var(--cream-deep);color:var(--brown-title);box-shadow:inset 0 1px #ffffff59;display:grid;place-items:center;cursor:pointer;transition:background var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro)}.system-strip__icon-btn:hover{background:var(--paper-panel-hover);color:var(--rust-accent)}.system-strip__icon-btn svg{display:block;opacity:.88}.system-strip__card{pointer-events:auto;position:relative;border-radius:24px 24px 0 0;border:1px solid rgba(45,37,32,.07);border-bottom:none;background:var(--cream-page);box-shadow:0 -6px 20px #30282207,0 -1px #ffffff80 inset;overflow:hidden;flex:1 1 auto;display:flex;flex-direction:column;min-height:0;padding-bottom:clamp(2rem,6vh,3.5rem)}.system-strip__card:before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.035;border-radius:inherit;mix-blend-mode:multiply;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='256' height='256'%3E%3Cfilter id='a'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23a)'/%3E%3C/svg%3E");background-size:220px 220px}.system-strip__card>*{position:relative;z-index:1}.system-strip__tabs-row{display:flex;align-items:flex-end;padding:.82rem clamp(.6rem,1.8vw,.9rem) .56rem;flex-shrink:0}.system-strip .segmented-tabs{display:flex;width:50%;align-items:stretch;gap:0;padding:0;border-radius:11px;overflow:hidden;background:#b09e8685;border:1px solid rgba(45,37,32,.12)}.system-strip .segmented-tabs__btn{flex:1;appearance:none;margin:0;cursor:pointer;border:none;border-right:1px solid rgba(45,37,32,.08);border-radius:0;padding:.56rem .4rem;font-family:var(--font);font-size:.72rem;font-weight:500;letter-spacing:.01em;line-height:1.2;display:inline-flex;align-items:center;justify-content:center;gap:.32rem;background:transparent;color:#2d25207a;box-shadow:none;transition:background var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro)}.system-strip .segmented-tabs__btn:last-child{border-right:none}.system-strip .segmented-tabs__btn:hover{color:#2d2520b8;background:var(--cream-warm)}.system-strip .segmented-tabs__btn--active{background:var(--paper-panel);color:#2d2520e0;font-weight:600}.system-strip .segmented-tabs__dot{width:5px;height:5px;border-radius:50%;background:var(--rust-accent);flex-shrink:0}.system-strip .segmented-tabs__btn:not(.segmented-tabs__btn--active) .segmented-tabs__dot{display:none}.subject-rail{list-style:none;margin:0;padding:0;display:flex;flex-wrap:nowrap;width:100%;flex-shrink:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:thin}.subject-rail__cell{flex:1 1 0;min-width:0;position:relative}.subject-rail__cell-wrap{position:relative;height:100%}.subject-rail__settings{position:absolute;top:.55rem;right:.55rem;z-index:2;width:26px;height:26px;display:grid;place-items:center;padding:0;border:1px solid rgba(45,37,32,.1);border-radius:8px;background:var(--paper-panel);color:#2d25208c;cursor:pointer;opacity:0;pointer-events:none;transition:opacity var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro),border-color var(--hover-dur) var(--ease-micro),background-color var(--hover-dur) var(--ease-micro)}.subject-rail__cell-wrap:hover .subject-rail__settings,.subject-rail__settings--open,.subject-rail__settings:focus-visible{opacity:1;pointer-events:auto}.subject-rail__settings:hover,.subject-rail__settings--open{color:var(--rust-accent);border-color:#b86b5247;background:var(--paper-panel)}.subject-rail__board-menu{position:absolute;top:calc(100% - .35rem);right:.45rem;z-index:5;min-width:132px;padding:8px;border-radius:12px;border:1px solid rgba(45,37,32,.1);background:var(--paper-panel);box-shadow:0 10px 28px #3028221a}.subject-rail__board-menu-label{margin:0 0 6px;padding:0 8px;font-size:10px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--ref-muted)}.subject-rail__board-option{width:100%;display:block;padding:8px 10px;border:none;border-radius:8px;background:transparent;font:inherit;font-size:13px;font-weight:600;text-align:left;color:var(--brown-title);cursor:pointer}.subject-rail__board-option:hover{background:#b86b5214;color:var(--rust-accent)}.subject-rail__board-option--active{background:#b86b521f;color:var(--rust-accent-deep)}@media(max-width:860px){.subject-rail{scroll-snap-type:x mandatory}.subject-rail__cell{flex:0 0 min(44vw,168px);scroll-snap-align:start}}.subject-rail__btn{width:100%;margin:0;padding:.94rem .62rem .94rem .92rem;border:none;border-right:1px solid rgba(45,37,32,.072);background:transparent;cursor:pointer;display:flex;align-items:center;gap:.62rem;text-align:left;font:inherit;color:var(--brown-title);transition:background var(--hover-dur) var(--ease-micro)}.subject-rail__cell:last-child .subject-rail__btn{border-right:none}.subject-rail__btn:hover{background:var(--cream-warm)}.subject-rail__icon-ring{flex-shrink:0;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;border:none;background:var(--cream-deep);box-shadow:inset 0 1px #ffffff47}.subject-rail__icon-ring svg{display:block}.subject-rail__icon-svg{width:17px;height:17px;display:block;color:#2d25206b}.subject-rail__main{flex:1;min-width:0;display:flex;flex-direction:column;gap:.18rem}.subject-rail__title{font-family:var(--font);font-size:.74rem;font-weight:600;line-height:1.2;letter-spacing:.01em;color:var(--brown-title)}.subject-rail__meta{font-family:var(--font);font-size:.605rem;font-weight:500;color:var(--ref-muted)}.subject-rail__chevron{flex-shrink:0;display:block;margin-inline-start:.04rem;color:#2d252061}.subject-rail--continue{margin-top:0}.subject-rail__icon-svg--plus{width:15px;height:15px;color:var(--rust-accent)}.subject-rail__meta--add{color:#2d25206b}.subject-continue{flex:1 1 auto;display:flex;flex-direction:column;min-height:clamp(10rem,22dvh,18rem);border-top:1px solid rgba(45,37,32,.065);margin-top:.35rem;padding:.2rem 0 calc(.85rem + env(safe-area-inset-bottom,0px))}.subject-continue .subject-rail{flex:0 0 auto}.app__frame{position:relative;z-index:3;width:100%;max-width:none;margin:0;min-height:calc(118dvh + clamp(2rem,8vh,5rem));box-sizing:border-box;display:flex;flex-direction:column;align-items:stretch;padding:0;overflow:visible}.app__frame:before{content:none}.app--surface .app__frame,.app--surface.app--sheet-open .app__frame{min-height:calc(118dvh + clamp(2rem,8vh,5rem))}@media(min-width:960px){.rise-panel__chrome{width:min(100% - clamp(2rem,8vw,5rem),40rem);margin-inline:auto;border-radius:24px 24px 0 0}}.editorial-hero .btn.btn--hero-primary,.editorial-hero .btn.btn--hero-secondary{border-radius:8px;min-width:149px;height:41px;padding:0 1.38rem;font-size:.64rem;font-weight:500;letter-spacing:.01em;text-transform:none}.editorial-hero .btn.btn--hero-secondary{min-width:118px}.editorial-hero .btn.btn--hero-primary:hover,.editorial-hero .btn.btn--hero-secondary:hover{transform:translateY(-.5px);filter:brightness(1.012)}.editorial-hero .btn.btn--hero-primary:active,.editorial-hero .btn.btn--hero-secondary:active{transform:translateY(0)}.editorial-hero .btn--hero-primary{background:var(--rust-accent);color:#fefdfb;border:1px solid rgba(134,68,42,.35);box-shadow:none}.editorial-hero .btn--hero-primary:hover{background:var(--rust-accent-deep);box-shadow:none}.editorial-hero .btn--hero-secondary{background:var(--paper-panel);color:var(--brown-title);border:1px solid rgba(45,37,32,.14);backdrop-filter:none;box-shadow:none}.editorial-hero .btn--hero-secondary:hover{background:var(--paper-panel-hover);border-color:#2d25202e;color:var(--brown-title);box-shadow:none}@media(max-height:520px){.rise-panel--mounted{--rise-panel-top: clamp(120px, 28vh, 220px)}.rise-panel--open{top:clamp(38dvh,44dvh,48dvh)}.sheet__coming{min-height:0;padding-block:clamp(1.25rem,2vh,1.75rem)}.rise-panel__body{gap:1.25rem}}.btn{appearance:none;font:inherit;font-family:var(--font);cursor:pointer;border-radius:var(--radius-btn);padding:.62rem 1.35rem;font-weight:500;font-size:.89rem;letter-spacing:.01em;border:var(--border-ui) solid transparent;transition:background var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro),border-color var(--hover-dur) var(--ease-micro),box-shadow var(--hover-dur) var(--ease-micro),transform var(--hover-dur) var(--ease-micro),filter var(--hover-dur) var(--ease-micro)}.btn:hover{transform:scale(1.02)}.btn:active{transform:scale(.99)}.btn--primary{background:var(--terracotta);color:#fcf9f4f5;border-color:#342c2612;box-shadow:none}.btn--primary:hover{filter:brightness(1.03);background:var(--terracotta-hover);box-shadow:none}.btn--secondary{background:var(--paper-panel);color:var(--brown-muted);border-color:#342c2612;box-shadow:none;backdrop-filter:none}.btn--secondary:hover{border-color:#342c2618;background:var(--paper-panel-hover);color:#342c269e}.rise-panel{--rise-panel-top: 100%;position:fixed;left:0;right:0;top:var(--rise-panel-top, 100%);bottom:calc(var(--nav-dock-footprint) - var(--sheet-overdraw));height:auto;min-height:0;padding-bottom:0;display:flex;flex-direction:column;transform:translateY(100%);transition:transform var(--panel-dur) var(--ease-panel);will-change:transform;z-index:4;pointer-events:none}.rise-panel--mounted{pointer-events:none;--rise-panel-top: clamp(180px, min(38vh, 28vw), 360px)}.rise-panel--peek{transform:translateY(100%)}.rise-panel--open{pointer-events:auto;transform:translateY(0);top:clamp(44dvh,min(50dvh,50vw),52dvh);bottom:calc(-1 * var(--sheet-overdraw))}.rise-panel__chrome{flex:1;display:flex;flex-direction:column;min-height:0;max-height:100%;background:var(--sheet-bg);border-radius:24px 24px 0 0;border:none;box-shadow:0 -8px 28px #3028220e,0 -1px #fcf9f338 inset;position:relative;overflow:hidden}.rise-panel__chrome:after{content:"";position:absolute;inset:var(--stitch-inset) var(--stitch-inset) 8px var(--stitch-inset);border:var(--border-ui) dashed var(--sheet-edge);border-radius:16px 16px 0 0;pointer-events:none;z-index:1}.rise-panel__close{position:absolute;top:calc(10px + var(--stitch-inset));right:calc(12px + var(--stitch-inset));z-index:5;width:44px;height:44px;display:grid;place-items:center;padding:0;border:1px solid rgba(56,48,42,.085);border-radius:var(--radius-pill);background:var(--sheet-surface);color:var(--sheet-text);cursor:pointer;box-shadow:none;transition:background .15s ease,color .15s ease}.rise-panel__close:hover{background:#aea593;color:var(--sheet-text)}.rise-panel__close:active{transform:none}.rise-panel__body{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:var(--sheet-pad-y) var(--sheet-pad-x) clamp(1.5rem,3vh,2.5rem);display:flex;flex-direction:column;gap:clamp(1.5rem,3vh,2.25rem);color:var(--sheet-text);position:relative;z-index:2}.rise-panel__head{display:flex;align-items:flex-start;justify-content:space-between;gap:1.25rem;flex-shrink:0;padding-bottom:1rem;border-bottom:1px solid var(--sheet-edge)}.rise-panel__intent{margin:0;padding-top:.25rem;font-size:.8125rem;font-weight:500;letter-spacing:.052em;text-transform:uppercase;color:var(--sheet-muted);text-align:left;line-height:1.4;max-width:16rem}.rise-panel__content{flex:1;min-height:0;display:flex;flex-direction:column;gap:clamp(1.25rem,2.5vh,1.75rem);width:100%;max-width:var(--sheet-inner-max);margin-inline:auto}.choice-list--page .choice-list__btn--compact{padding:.45rem .75rem;font-size:.8125rem}.choice-list__icon{width:36px;height:36px;flex-shrink:0}.choice-list--page .choice-list__icon{width:28px;height:28px}.choice-list__icon.subject-icon,.choice-list__icon .subject-icon{width:100%;height:100%;display:block}.sheet__toolbar{display:flex;justify-content:flex-end;align-items:center;gap:.5rem;flex-shrink:0}.icon-btn{width:44px;height:44px;border-radius:var(--radius-pill);border:1px solid rgba(56,48,42,.085);background:var(--sheet-surface);color:var(--sheet-text);display:grid;place-items:center;cursor:pointer;box-shadow:none;transition:background .15s ease,color .15s ease}.icon-btn:hover{background:#aea593}.icon-btn:active{transform:none}.sheet__coming{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:1rem;padding:clamp(2rem,5vh,3.5rem) clamp(1.25rem,4vw,2rem);min-height:min(26vh,14rem);background:var(--panel-surface);border:2px solid rgba(245,235,224,.1);border-radius:20px;box-shadow:none}.sheet__coming-label{font-size:.75rem;font-weight:500;letter-spacing:.088em;text-transform:uppercase;color:var(--text-muted-dark)}.sheet__coming-title{margin:0;font-family:var(--font-display);font-size:clamp(1.85rem,6.5vw,2.5rem);font-weight:400;letter-spacing:.03em;text-transform:uppercase;line-height:.98;color:var(--text-on-dark)}.sheet__coming-sub{margin:0;font-size:1rem;font-weight:400;color:var(--text-muted-dark);max-width:24rem;line-height:1.6}.sheet-row{display:flex;align-items:center;gap:1.125rem;padding:1.125rem 1.25rem;border-radius:20px;background:var(--panel-surface);border:2px solid rgba(245,235,224,.1);margin-bottom:0;box-shadow:none}.sheet-row__thumb{width:48px;height:48px;border-radius:12px;background:var(--orange);border:2px solid rgba(245,235,224,.25);box-shadow:none;flex-shrink:0}.sheet-row__meta{flex:1;min-width:0}.sheet-row__name{font-weight:600;font-size:1rem;color:var(--text-on-dark)}.sheet-row__detail{font-size:.875rem;font-weight:400;color:var(--text-muted-dark);margin-top:.25rem}.subject-sheet--panel{display:flex;flex-direction:column;gap:1rem}.subject-sheet__list--text{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.subject-sheet__item--text{padding:.65rem .85rem;border-radius:14px;background:var(--cream-warm);border:1px solid var(--sheet-edge)}.subject-sheet__item--text .subject-sheet__meta{display:flex;flex-direction:column;gap:.2rem}.subject-sheet__item--text .subject-sheet__name{font-weight:600;font-size:.95rem;color:var(--sheet-text)}.subject-sheet__item--text .subject-sheet__board{font-size:.7rem;font-weight:400;color:var(--sheet-muted)}.add-subject-btn--text{align-self:flex-start;padding:.5rem 0;border:none;background:none;font:inherit;font-family:var(--font);font-size:.9375rem;font-weight:600;color:var(--terracotta-deep);cursor:pointer;text-decoration:underline;text-underline-offset:4px}.add-subject-btn--text:hover{color:var(--terracotta)}.subject-page{position:fixed;inset:0;z-index:10;pointer-events:none;visibility:hidden;opacity:0;transition:opacity .32s var(--ease-panel),visibility 0s linear .35s}.subject-page--open{pointer-events:auto;visibility:visible;opacity:1;transition:opacity .32s var(--ease-panel),visibility 0s linear 0s}.subject-page__bg{position:absolute;inset:0;background:linear-gradient(180deg,var(--panel-fill) 0%,#0a0a0a 100%)}.subject-page__panels{position:relative;display:flex;width:200%;height:100%;transform:translate(0);transition:transform .38s var(--ease-panel)}.subject-page--boards-step .subject-page__panels{transform:translate(-50%)}.subject-page__panel{width:50%;height:100%;flex-shrink:0;overflow:auto;overscroll-behavior:contain;padding:calc(12px + env(safe-area-inset-top,0px)) clamp(1rem,4vw,1.5rem) calc(1rem + env(safe-area-inset-bottom,0px));box-sizing:border-box;display:flex;flex-direction:column;gap:.65rem;color:var(--text-on-dark)}.subject-page__header{position:relative;padding-right:2.75rem}.subject-page__close{position:absolute;top:0;right:0;width:42px;height:42px;border-radius:var(--radius-pill);border:2px solid rgba(245,235,224,.35);background:var(--dock-grey);color:var(--text-on-dark);display:grid;place-items:center;cursor:pointer}.subject-page__close:hover{background:var(--dock-grey-hover)}.subject-page__title{margin:0;font-family:var(--font-display);font-size:clamp(1.15rem,4vw,1.45rem);font-weight:400;letter-spacing:.02em;text-transform:uppercase;color:var(--text-on-dark);line-height:1.15;padding-top:.35rem}.subject-page__hint{margin:0;font-size:.8rem;color:var(--text-muted-dark)}.subject-page__back{border:none;background:none;padding:.2rem 0;margin-bottom:.15rem;font:inherit;font-size:.8125rem;font-weight:500;color:var(--orange-light);cursor:pointer;text-decoration:underline;text-underline-offset:3px}.subject-pick-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.35rem .45rem;align-content:start}.subject-pick-grid--boards{grid-template-columns:1fr}.subject-pick-grid__btn{width:100%;margin:0;padding:.38rem .6rem;border-radius:10px;border:1px solid rgba(245,235,224,.18);background:var(--panel-surface);color:var(--text-on-dark);font:inherit;font-family:var(--font);font-size:.8125rem;font-weight:500;line-height:1.25;text-align:center;cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease}.subject-pick-grid__btn:hover{border-color:#d98a5273;color:var(--orange-light)}.subject-pick-grid__btn--board{padding:.45rem .65rem;font-size:.8rem}.nav-dock{position:relative;left:auto;right:auto;bottom:auto;z-index:1;padding:0;pointer-events:none;opacity:0;transform:translateY(12px);transition:opacity .75s var(--ease-out-soft) .42s,transform .75s var(--ease-out-soft) .42s}.nav-dock__shell{pointer-events:none;width:100%;max-width:min(100%,24rem);margin-inline:auto}.nav-dock__bar{pointer-events:auto;display:flex;align-items:center;justify-content:space-between;gap:.65rem;width:100%;padding:.48rem .65rem .48rem .85rem;border-radius:var(--radius-pill);border:1px solid rgba(110,106,94,.085);background:var(--nav-bar-solid);backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:0 2px 12px #30282208}.nav-dock__microcopy{margin:0;flex:0 1 auto;min-width:0;max-width:6.25rem;font-family:var(--font);font-size:.5rem;font-weight:500;letter-spacing:.015em;line-height:1.15;color:var(--text-subtle);display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}.nav-dock__microcopy-body{color:inherit}.nav-dock__microcopy-punct{color:var(--black);font-weight:500}.nav-dock__tabs{display:flex;align-items:center;justify-content:center;gap:.22rem;flex:0 0 auto}.nav-dock__tab{position:relative;border:none;background:transparent;color:var(--nav-tab-muted);font:inherit;font-family:var(--font);font-size:.78rem;font-weight:500;padding:.48rem .75rem;border-radius:var(--radius-pill);cursor:pointer;display:inline-flex;align-items:center;gap:.38rem;transition:background var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro),transform var(--hover-dur) var(--ease-micro)}.nav-dock__tab:after{content:"";position:absolute;left:50%;bottom:.28rem;width:62%;height:1px;background:var(--terracotta);opacity:0;transform:translate(-50%) scaleX(0);transform-origin:center;transition:opacity var(--hover-dur) var(--ease-micro),transform var(--hover-dur) var(--ease-micro)}.nav-dock__tab[data-active=false]:hover:after{opacity:.35;transform:translate(-50%) scaleX(1)}.nav-dock__tab[data-active=true]:after{display:none}.nav-dock__dot{width:5px;height:5px;border-radius:50%;background:currentColor;flex-shrink:0}.nav-dock__tab[data-active=true]{background:var(--terracotta);color:#fcf9f4f5;font-weight:500;box-shadow:none}.nav-dock__tab[data-active=true] .nav-dock__dot{background:var(--paper-panel)}.nav-dock__tab[data-active=false]:hover{color:var(--brown-title);background:var(--paper-panel)}.nav-dock__tools{display:flex;align-items:center;gap:.15rem;flex-shrink:0}.nav-dock__icon-btn{width:38px;height:38px;border:none;border-radius:var(--radius-pill);background:var(--cream-deep);color:var(--brown-muted);display:grid;place-items:center;cursor:pointer;transition:background var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro),transform var(--hover-dur) var(--ease-micro),box-shadow var(--hover-dur) var(--ease-micro)}.nav-dock__icon-btn:hover{background:var(--paper-panel-hover);color:var(--brown-title);transform:scale(1.04);box-shadow:none}.stack-logo__group{stroke:none}.stack-logo__bar{transform-origin:center}@media(prefers-reduced-motion:reduce){.subject-page,.subject-page__panels{transition:none!important}.app{animation:none;opacity:1}.hero-reveal{opacity:1!important;transform:none!important;filter:none!important;transition:none!important}.btn:hover,.btn:active,.rise-panel__close:hover,.icon-btn:hover,.nav-dock__icon-btn:hover,.system-strip__icon-btn:hover{transform:none!important}.app__frame,.rise-panel{transition:none!important}.rise-panel__backdrop--visible{backdrop-filter:none!important;-webkit-backdrop-filter:none!important;background:#ede8de8c!important}.rise-panel__backdrop--deep{background:#dfd8cba6!important}.rise-panel--peek{transform:translateY(calc(100% - var(--peek)))!important}.rise-panel--open{transform:translateY(0)!important}.app__frame{min-height:150dvh!important;overflow:visible!important}.nav-dock{opacity:1!important;transform:none!important;transition:none!important}.nav-dock__tab:after{transition:none!important}}html.rd-tokens{--accent-rgb: 184, 107, 82;--sb-rgb-accent: 184, 107, 82;--orange-mid: var(--rust-accent);--orange-light: var(--rust-accent-soft);--ink: #2d2520;--ink-08: rgba(45, 37, 32, .08);--ink-30: rgba(45, 37, 32, .3);--ink-55: rgba(45, 37, 32, .55);--sheet-bg: var(--cream-deep);--sheet-surface: #eeede9;--panel-fill: #2a231e;--panel-surface: #3d342c;--panel-elevated: #4a3f36;--dock-grey: #5c534a;--dock-grey-hover: #6e6359;--rd-space-section: clamp(1.7rem, 4.5vh, 2.8rem);--rd-space-block: clamp(1rem, 2.5vh, 1.5rem);--rd-space-tight: .45rem}html.rd-tokens .rise-panel__close:hover,html.rd-tokens .icon-btn:hover{background:var(--creme-deep)}html.rd-tokens .note-study__kicker,html.rd-tokens .note-study__q-marks,html.rd-tokens .note-study__ms-head,html.rd-tokens .note-study__face-label,html.rd-tokens .quizzes__summary-kicker,html.rd-tokens .quizzes__q-kicker,html.rd-tokens .kbd-help__kicker,html.rd-tokens .error-boundary__kicker{color:var(--ink-55)}html.rd-tokens .hero-subcaption__rule{background:var(--rust-accent)}html.rd-tokens .hero-subcaption__text{color:var(--ink-55)}html.rd-tokens .kbd-help__dialog{border-color:rgba(var(--accent-rgb),.24)}html.rd-tokens .kbd-help__close:hover{background:rgba(var(--accent-rgb),.08);border-color:rgba(var(--accent-rgb),.32);color:var(--rust-accent)}html.rd-tokens .error-boundary__card{border-color:rgba(var(--accent-rgb),.32)}html.rd-tokens .error-boundary__btn{background:var(--rust-accent);border-color:var(--rust-accent-deep)}html.rd-tokens .error-boundary__btn--ghost{background:transparent;border-color:#2d252033}html.rd-tokens .cmp__hamburger span{background:var(--rust-accent-deep)}html.rd-tokens .cmp__gauge-svg path[stroke="#a05034"],html.rd-tokens .cmp__what-means-head svg path{stroke:var(--rust-accent)}html.rd-tokens .note-reader-modal__backdrop{background:#231c1680}html.rd-tokens .note-reader-modal__panel{background:var(--cream-page)}html.rd-tokens .note-reader-modal__head{background:#f6f1ebeb;border-bottom-color:#2d25201a}html.rd-tokens .note-reader-modal__title,html.rd-tokens .note-reader-modal__h,html.rd-tokens .note-reader-modal__md,html.rd-tokens .note-reader-modal__simple-md{color:var(--brown-title)}html.rd-tokens .note-reader-modal__a{color:var(--rust-accent-deep)}html.rd-tokens .note-reader-modal__close:focus-visible{outline-color:var(--rust-accent)}html.rd-tokens .note-reader-modal__simple-md blockquote.note-reader-modal__bq{border-left-color:rgba(var(--accent-rgb),.45);color:var(--brown-muted)}html.rd-tokens .note-reader-modal__img-placeholder{background:rgba(var(--accent-rgb),.06);border-color:rgba(var(--accent-rgb),.3)}html.rd-tokens .note-reader-modal__img-label{color:var(--ink-55)}html.rd-tokens .note-reader-modal__img-desc{color:var(--brown-muted)}html.rd-tokens .note-reader-modal__md pre,html.rd-tokens .note-reader-modal__simple-md pre.note-reader-modal__pre{background:#2d2520;color:#f5ebe0}html.rd-tokens .flashcards__rate-btn--again:hover{border-color:var(--rust-accent);background:rgba(var(--accent-rgb),.06);color:var(--terracotta-hover)}html.rd-moss{--moss: #5a6b4f;--moss-deep: #49573f;--moss-rgb: 90, 107, 79;--moss-soft: rgba(90, 107, 79, .14);--ink-warn: #934d30}html.rd-moss .quizzes__ms-row--checked{background:var(--moss-soft);border-color:rgba(var(--moss-rgb),.45)}html.rd-moss .quizzes__ms-row--checked .quizzes__ms-marker{background:var(--moss);border-color:var(--moss-deep)}html.rd-moss .quizzes__score strong,html.rd-moss .quizzes__summary-title strong,html.rd-moss .note-study__score strong{color:var(--moss-deep)}html.rd-moss .note-study__ms-row--checked{background:var(--moss-soft);border-color:rgba(var(--moss-rgb),.45)}html.rd-moss .note-study__ms-mark{color:var(--moss-deep)}html.rd-moss .quiz-ms__row--checked{background:var(--moss-soft);border-color:transparent}html.rd-moss .quiz-ms__row--checked .quiz-ms__marker{background:var(--moss);border-color:var(--moss-deep)}html.rd-moss .note-study__rate-btn--again:hover{border-color:var(--ink-warn);color:var(--ink-warn);background:#934d3014}html.rd-moss .note-study__rate-btn--easy:hover{border-color:var(--moss);color:var(--moss-deep);background:var(--moss-soft)}html.rd-moss .flashcards__rate-btn--good:hover{border-color:var(--rust-accent-soft);background:#b86b5212;color:var(--rust-accent-deep)}html.rd-moss .flashcards__rate-btn--easy:hover{border-color:var(--moss);background:var(--moss-soft);color:var(--moss-deep)}html.rd-moss .fc-shell__rate-btn--again:hover{border-color:var(--ink-warn);color:var(--ink-warn);background:#934d3014}html.rd-moss .fc-shell__rate-btn--good:hover{border-color:var(--rust-accent-soft);background:#b86b5212;color:var(--rust-accent-deep)}html.rd-moss .fc-shell__rate-btn--easy:hover{border-color:var(--moss);background:var(--moss-soft);color:var(--moss-deep)}html.rd-moss .rd-continue__pct{color:var(--moss-deep)}html.rd-typography{--font-display: "Cormorant Garamond", Georgia, serif}html.rd-typography .system-strip__label,html.rd-typography .hero-breadcrumb,html.rd-typography .cmp__breadcrumb,html.rd-typography .hero-subcaption{font-size:.6875rem}html.rd-typography .editorial-hero .btn.btn--hero-primary,html.rd-typography .editorial-hero .btn.btn--hero-secondary{font-size:.8125rem}html.rd-typography .quizzes__summary-title{font-size:clamp(1.9rem,1.2rem + 2vw,2.8rem);font-style:italic;line-height:1.08;letter-spacing:-.01em;font-feature-settings:"onum"}html.rd-typography .quizzes__summary-title strong{font-weight:500}html.rd-typography .note-study__summary-title{font-family:var(--font-hero),Georgia,serif;font-size:1.45rem;font-style:italic}html.rd-typography .subject-shell__mini-empty,html.rd-typography .quizzes-empty__title{font-family:var(--font-hero),Georgia,serif;font-style:italic;font-size:15px;letter-spacing:.01em}html.rd-typography .subject-shell--rd .subject-shell__reader-empty-title,html.rd-typography .subject-shell--rd .subject-shell__placeholder-title{font-family:var(--font-hero),Georgia,serif;font-style:italic}html.rd-typography .toast__msg{font-family:var(--font-hero),Georgia,serif;font-size:16.5px;font-style:italic;font-weight:500;letter-spacing:.01em}html.rd-buttons{--radius-btn: 10px;--focus-ring: 0 0 0 3px rgba(184, 107, 82, .25)}html.rd-buttons .subject-shell{--sb-radius: 10px;--sb-focus-ring: var(--focus-ring)}html.rd-buttons .editorial-hero .btn.btn--hero-primary,html.rd-buttons .editorial-hero .btn.btn--hero-secondary,html.rd-buttons .login-page__submit,html.rd-buttons .billing-page__subscribe-btn,html.rd-buttons .login-page__google-btn,html.rd-buttons .cmp__create-btn,html.rd-buttons .note-study__btn,html.rd-buttons .note-study__rate-btn,html.rd-buttons .quizzes__head-btn,html.rd-buttons .quizzes__primary-btn,html.rd-buttons .quizzes__ghost-btn,html.rd-buttons .quizzes__nav-btn,html.rd-buttons .quiz-btn--primary,html.rd-buttons .flashcards__rate-btn,html.rd-buttons .flashcards__btn,html.rd-buttons .subject-shell__primary-btn,html.rd-buttons .subject-shell__ghost-btn,html.rd-buttons .error-boundary__btn,html.rd-buttons .profile-page__btn,html.rd-buttons .onboarding__btn,html.rd-buttons .rd-btn{border-radius:10px}html.rd-buttons .btn:hover{transform:translateY(-1px)}html.rd-buttons .btn:active{transform:translateY(0)}html.rd-buttons .btn:focus-visible,html.rd-buttons .note-study__btn:focus-visible,html.rd-buttons .quizzes__primary-btn:focus-visible,html.rd-buttons .quizzes__ghost-btn:focus-visible,html.rd-buttons .quizzes__head-btn:focus-visible,html.rd-buttons .quizzes__nav-btn:focus-visible,html.rd-buttons .quiz-btn--primary:focus-visible,html.rd-buttons .subject-shell__primary-btn:focus-visible,html.rd-buttons .subject-shell__ghost-btn:focus-visible,html.rd-buttons .rd-btn:focus-visible{outline:none;box-shadow:var(--focus-ring)}@media(prefers-reduced-motion:no-preference){html.rd-motion .subject-shell__glyph--morph{animation:none!important;transform:none!important}html.rd-motion .subject-shell__nav-btn{position:relative}html.rd-motion .subject-shell__nav-btn:after{content:"";position:absolute;left:14px;bottom:7px;width:calc(100% - 28px);height:1.5px;border-radius:1px;background:var(--sb-accent, var(--rust-accent));opacity:.7;transform:scaleX(0);transform-origin:right center;transition:transform .26s var(--ease-micro);pointer-events:none}html.rd-motion .subject-shell__nav-btn:hover:after{transform:scaleX(1);transform-origin:left center}html.rd-motion .subject-shell__nav-btn--active:after{display:none}html.rd-motion .rd-chip:after{content:"";position:absolute;left:.95rem;right:.95rem;bottom:6px;height:1.5px;border-radius:1px;background:var(--rust-accent);opacity:.75;transform:scaleX(0);transform-origin:right center;transition:transform .26s var(--ease-micro);pointer-events:none}html.rd-motion .rd-chip:hover:after{transform:scaleX(1);transform-origin:left center}html.rd-motion .rd-sidebar__subject{position:relative}html.rd-motion .rd-sidebar__subject:after{content:"";position:absolute;left:10px;right:10px;bottom:5px;height:1.5px;border-radius:1px;background:var(--rust-accent);opacity:.75;transform:scaleX(0);transform-origin:right center;transition:transform .26s var(--ease-micro);pointer-events:none}html.rd-motion .rd-sidebar__subject:hover:after{transform:scaleX(1);transform-origin:left center}@keyframes rd-rise{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes rd-pop{0%{transform:scale(.55)}60%{transform:scale(1.14)}to{transform:scale(1)}}@keyframes rd-pop-in{0%{opacity:0;transform:translateY(6px) scale(.99)}to{opacity:1;transform:translateY(0) scale(1)}}html.rd-motion .quizzes__ms-row,html.rd-motion .note-study__ms-row{animation:rd-rise .38s var(--ease-out-soft) both}html.rd-motion .quizzes__ms-row:nth-child(2),html.rd-motion .note-study__ms-row:nth-child(2){animation-delay:.04s}html.rd-motion .quizzes__ms-row:nth-child(3),html.rd-motion .note-study__ms-row:nth-child(3){animation-delay:.08s}html.rd-motion .quizzes__ms-row:nth-child(4),html.rd-motion .note-study__ms-row:nth-child(4){animation-delay:.12s}html.rd-motion .quizzes__ms-row:nth-child(n+5),html.rd-motion .note-study__ms-row:nth-child(n+5){animation-delay:.16s}html.rd-motion .quizzes__ms-row--checked .quizzes__ms-marker{animation:rd-pop .3s var(--ease-out-soft)}html.rd-motion .quizzes__summary{animation:rd-rise .45s var(--ease-out-soft) both}html.rd-motion .note-study__card-inner,html.rd-motion .flashcards__card-inner,html.rd-motion .fc-shell__card-inner{transition:transform .55s cubic-bezier(.3,1.25,.42,1)}html.rd-motion .flashcards__card--dir-next,html.rd-motion .flashcards__card--dir-prev{animation-duration:.38s;animation-timing-function:var(--ease-out-soft)}html.rd-motion .rd-cmd__results{animation:rd-pop-in .2s var(--ease-out-soft) both}html.rd-motion .rd-cmd__result{transition:background-color .18s var(--ease-micro)}}@media(prefers-reduced-motion:reduce){html.rd-motion .subject-shell__glyph--morph,html.rd-motion .quizzes__ms-row,html.rd-motion .note-study__ms-row,html.rd-motion .quizzes__ms-row--checked .quizzes__ms-marker,html.rd-motion .quizzes__summary,html.rd-motion .rd-cmd__results,html.rd-motion .flashcards__card--dir-next,html.rd-motion .flashcards__card--dir-prev{animation:none!important}html.rd-motion .subject-shell__nav-btn:after,html.rd-motion .subject-shell__nav-btn.rd-sidebar__menu-btn:after,html.rd-motion .rd-sidebar__subject:after,html.rd-motion .rd-chip:after{transition:none!important}html.rd-motion .note-study__card-inner,html.rd-motion .flashcards__card-inner,html.rd-motion .fc-shell__card-inner{transition-duration:.01ms!important}}html.rd-home .app__frame{min-height:100dvh}html.rd-home .app.app--surface{height:100dvh;max-height:100dvh;overflow:hidden}html.rd-home .app__frame--with-sidebar,html.rd-subject-shell .app__frame--with-sidebar{min-height:100dvh;height:100dvh;max-height:100dvh;overflow:hidden;display:flex;flex-direction:column}html.rd-home .rd-shell,html.rd-subject-shell .rd-shell{flex:1;display:flex;flex-direction:column;min-height:0;max-height:100%;overflow:hidden}.rd-shell-page__body{flex:1;display:flex;flex-direction:column;min-height:0;overflow:auto}html.rd-subject-shell .rd-shell-chrome{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:44px;padding:calc(.45rem + env(safe-area-inset-top,0px)) 14px .45rem;border-bottom:1px solid var(--ink-08);background:var(--cream-page);box-sizing:border-box}html.rd-subject-shell .rd-home-layout{flex:1;display:flex;align-items:stretch;min-height:0}html.rd-home .rd-shell-chrome,html.rd-account .rd-shell-chrome,html.rd-landing .landing-page__header{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:44px;padding:calc(.45rem + env(safe-area-inset-top,0px)) 14px .45rem;border-bottom:1px solid var(--ink-08);background:var(--cream-page);box-sizing:border-box}.rd-shell-chrome__cluster{display:inline-flex;align-items:center;gap:2px}.rd-chrome__btn{display:inline-grid;place-items:center;width:34px;height:34px;padding:0;border:none;border-radius:8px;background:transparent;color:var(--ink-55);cursor:pointer;transition:background var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro)}.rd-chrome__btn:hover{background:var(--ink-08);color:var(--brown-title)}.rd-chrome__btn:focus-visible{outline:2px solid var(--rust-accent);outline-offset:2px}.rd-chrome__icon{width:18px;height:18px}html.rd-home .rd-home-layout{flex:1;display:flex;align-items:stretch;min-height:0;overflow:hidden}html.rd-home .rd-home-layout--chat{flex:1;min-height:0}html.rd-home .rd-home-layout--collapsed .rd-home-main{width:100%}html.rd-home .rd-home-main{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;justify-content:flex-start;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding-top:clamp(.2rem,.6vh,.45rem)}html.rd-home .editorial-hero--sidebar{min-height:0;flex:0 1 auto;display:flex;align-items:center;justify-content:flex-start;width:100%}html.rd-home .editorial-hero--sidebar .editorial-hero__inner--centered{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;width:100%;max-width:min(720px,100%);margin-inline:auto;padding:clamp(1.1rem,2.8vh,1.85rem) clamp(1.45rem,5.5vw,2rem) clamp(1.5rem,4vh,2.5rem);text-align:center}html.rd-home .rd-home-hero{--prompt-gap-search: clamp(2.35rem, 5.5vh, 3.4rem);width:100%;display:flex;flex-direction:column;align-items:center;gap:0;margin-top:0}html.rd-home .hero-greeting--stacked{width:100%;max-width:100%;margin:0 0 clamp(.35rem,1vh,.65rem);text-align:center;--hero-display-size: clamp(3.75rem, 2.6rem + 6.5vw, 7.5rem)}html.rd-home .hero-greeting--stacked .hero-greeting__slot{position:relative;display:inline-block;max-width:100%;text-align:center}html.rd-home .hero-greeting--stacked .hero-greeting__typed{position:absolute;left:0;top:0;right:0}html.rd-home .hero-greeting--stacked .hero-greeting__stack{display:inline-flex;flex-direction:column;align-items:center;gap:0}html.rd-home .hero-greeting--stacked .hero-greeting__lead{display:block;text-align:center;white-space:nowrap;line-height:.82}html.rd-home .hero-greeting--stacked .hero-greeting__pair{display:flex;flex-direction:row;align-items:baseline;justify-content:center;gap:.32em;white-space:nowrap;margin-top:-.16em;line-height:.82}html.rd-home .hero-greeting--stacked .hero-greeting__measure .hero-greeting__line,html.rd-home .hero-greeting--stacked .hero-greeting__measure .hero-greeting__signature{display:inline-block;white-space:nowrap}html.rd-home .hero-greeting--stacked .hero-greeting__line{line-height:.82}html.rd-home .hero-greeting--stacked .hero-greeting__signature{margin-top:0;line-height:.82}html.rd-home .rd-home-prompt{margin-top:calc(var(--prompt-gap-search) * .75);margin-bottom:clamp(1.1rem,2.8vh,1.65rem);padding:0;font-family:var(--font),"Inter",system-ui,sans-serif;font-size:clamp(1rem,.85rem + .45vw,1.2rem);font-style:normal;font-weight:500;line-height:1.35;letter-spacing:-.01em;color:var(--sidebar-muted)}html.rd-home .rd-exam-countdown{margin:0 0 clamp(.75rem,2vh,1rem);font-size:.92rem;font-weight:500;letter-spacing:-.01em;color:var(--sidebar-muted);text-align:center}html.rd-home .rd-exam-countdown--unset{opacity:.88}html.rd-home .rd-exam-countdown__link{padding:0;border:0;background:none;font:inherit;font-weight:600;color:var(--ink-72, #4a4038);text-decoration:underline;text-underline-offset:.14em;cursor:pointer}html.rd-home .rd-exam-countdown__link:hover{color:var(--ink, #2d2520)}html.rd-home .rd-exam-countdown__hint{font-weight:450}html.rd-home .rd-plan-strip{width:min(620px,100%);margin:0 auto clamp(.5rem,1.5vh,.85rem)}html.rd-home .rd-plan-strip__btn{width:100%;display:flex;flex-wrap:wrap;align-items:center;gap:.35rem .75rem;padding:.65rem .85rem;border-radius:12px;border:1px solid rgba(45,37,32,.1);background:#fefdfbd9;cursor:pointer;text-align:left;font-family:var(--font-ui, var(--font));transition:border-color .15s ease,background .15s ease}html.rd-home .rd-plan-strip__btn:hover{border-color:#a050344d;background:#a050340a}html.rd-home .rd-plan-strip__label{width:100%;font-size:.6875rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#2d25207a}html.rd-home .rd-plan-strip__title{flex:1;font-size:.9375rem;font-weight:600;letter-spacing:-.01em;color:var(--brown-title)}html.rd-home .rd-plan-strip__meta{font-size:.8125rem;color:#2d25208c}html.rd-home .rd-plan-strip__cta{font-size:.8125rem;font-weight:500;color:var(--rust-accent)}html.rd-home .rd-home-hero--chat .rd-plan-strip{display:none}html.rd-home .rd-home-focus{width:100%;max-width:min(560px,100%);margin:0 auto clamp(.85rem,2.2vh,1.15rem);padding:.85rem 1rem;border:1px solid var(--ink-08);border-radius:14px;background:color-mix(in srgb,var(--cream-page) 92%,white);box-sizing:border-box}html.rd-home .rd-home-focus__stats{display:flex;flex-wrap:wrap;gap:.65rem 1rem;margin-bottom:.75rem}html.rd-home .rd-home-focus__stat{display:flex;flex-direction:column;gap:.1rem;min-width:4.5rem}html.rd-home .rd-home-focus__stat-value{font-size:1.05rem;font-weight:650;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--ink, #2d2520)}html.rd-home .rd-home-focus__stat-label{font-size:.72rem;font-weight:550;letter-spacing:.02em;text-transform:uppercase;color:var(--sidebar-muted)}html.rd-home .rd-home-focus__cta{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:.55rem .75rem;width:100%;padding:.65rem .75rem;border:1px solid var(--ink-08);border-radius:10px;background:var(--cream-page);text-align:left;cursor:pointer;transition:border-color .12s ease,transform .12s ease}html.rd-home .rd-home-focus__cta:hover{border-color:var(--ink-16);transform:translateY(-1px)}html.rd-home .rd-home-focus__cta-label{font-size:.72rem;font-weight:650;letter-spacing:.04em;text-transform:uppercase;color:var(--sidebar-muted)}html.rd-home .rd-home-focus__cta-copy{font-size:.92rem;font-weight:550;line-height:1.35;letter-spacing:-.01em;color:var(--ink, #2d2520)}html.rd-home .rd-home-focus__cta-arrow{font-size:1rem;color:var(--sidebar-muted)}html.rd-home .rd-home-focus__all-clear{margin:0;font-size:.92rem;line-height:1.4;color:var(--sidebar-muted)}html.rd-home .rd-cmd-zone--centered:not(.rd-cmd-zone--chat){margin-bottom:0}html.rd-home .rd-home-hero__below{width:100%;display:flex;flex-direction:column;align-items:center}html.rd-home .rd-home-hero__below--chat{flex:1;min-height:0;align-items:stretch}html.rd-home .rd-home-hero__mid{width:100%;display:flex;align-items:center;justify-content:center;min-height:1.35rem;margin:clamp(.55rem,1.6vh,.85rem) 0}html.rd-home .rd-home-hero__below .rd-resume{margin-top:clamp(.55rem,1.6vh,.85rem)}html.rd-home .rd-cmd-zone--centered{width:min(620px,100%);max-width:min(620px,100%);align-items:center;margin:0}html.rd-home .rd-cmd-zone--centered .rd-cmd{width:100%}html.rd-home .editorial-hero--sidebar .editorial-hero__inner{padding-top:0;max-width:min(720px,100%)}html.rd-home .editorial-hero--sidebar .hero-greeting:not(.hero-greeting--stacked){width:min(50vw,100%)}.rd-sidebar{flex:0 0 248px;width:248px;display:flex;flex-direction:column;justify-content:space-between;min-height:0;align-self:stretch;overflow:hidden;padding:.85rem 16px calc(1rem + env(safe-area-inset-bottom,0px));border-right:1px solid var(--ink-08);background:var(--cream-page);box-sizing:border-box}.rd-sidebar__upper{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.rd-sidebar__brand{flex-shrink:0;margin-bottom:.85rem}.rd-sidebar__profile--head{margin-bottom:0}.rd-sidebar__nav{flex-shrink:0;min-height:0;overflow:hidden}.rd-sidebar__subjects{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.rd-sidebar__subject{align-items:flex-start}.rd-sidebar__subject-icon{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;margin-top:.05rem}.rd-sidebar__subject-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:.1rem}.rd-sidebar__subject-title{font-size:inherit;font-weight:inherit;line-height:1.25;color:inherit}.rd-sidebar__subject-meta{font-size:.6875rem;font-weight:500;line-height:1.2;color:var(--ink-55)}.rd-sidebar__subject--active{background:var(--ink-08);color:var(--brown-title)}.rd-sidebar__subject--active .rd-sidebar__subject-meta{color:var(--ink-55)}.rd-sidebar__subject--active .rd-sidebar__subject-icon{color:var(--rust-accent)}.rd-sidebar__subject-row--open{display:flex;flex-direction:column;gap:2px}.rd-sidebar__subject-modes{list-style:none;padding:0 0 0 .35rem;display:flex;flex-direction:column;gap:1px;border-left:2px solid var(--ink-08);margin:0 0 .15rem 1.65rem}.rd-sidebar__subject-mode{padding:.35rem .5rem;font-size:.8125rem;font-weight:500;color:var(--ink-55)}.rd-sidebar__subject-mode--active{background:#b86b521a;color:var(--brown-title)}.rd-sidebar__subject-mode--active .rd-sidebar__menu-icon{color:var(--rust-accent)}.rd-subject-mode-strip{flex-shrink:0;display:none;border-bottom:1px solid var(--ink-08);background:var(--cream-page);padding:.35rem .65rem}.rd-subject-mode-strip__list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.25rem}.rd-subject-mode-strip__btn{padding:.3rem .55rem;font-size:.75rem}.rd-sidebar__subject-mode--module-step,.rd-subject-mode-strip__btn.rd-sidebar__subject-mode--module-step{position:relative}.rd-subject-mode-strip__module-dot{width:6px;height:6px;border-radius:50%;background:var(--rust-accent, #b86b52);flex-shrink:0;margin-left:.15rem}html.rd-subject-shell .rd-sidebar__subject-mode--module-step .rd-subject-mode-strip__module-dot,html.rd-subject-shell .rd-sidebar__subject-modes .rd-subject-mode-strip__module-dot{position:absolute;top:.35rem;right:.35rem;margin-left:0}html.rd-subject-shell .rd-home-layout--collapsed .rd-subject-mode-strip{display:block}.subject-icon{display:block;flex-shrink:0}.rd-sidebar__create{flex-shrink:0;margin:.45rem 0 0}.rd-sidebar__modules{flex:1;min-height:0;overflow:hidden;display:flex;flex-direction:column;margin-top:.65rem;padding-top:.75rem;border-top:1px solid var(--ink-08)}.rd-sidebar__modules-label{margin:0 0 .45rem;padding:0 10px;font-family:var(--font-ui, var(--font));font-size:.625rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:#2d25206b}.rd-sidebar__modules-list{list-style:none;margin:0 0 .35rem;padding:0;display:flex;flex-direction:column;gap:2px;flex:1;min-height:0;overflow:hidden}.rd-sidebar__module{align-items:flex-start}.rd-sidebar__module--active{background:#a0503414;color:var(--brown-title)}.rd-sidebar__module-icon{flex-shrink:0;display:inline-flex;margin-top:.05rem;color:#2d252073}.rd-sidebar__module--active .rd-sidebar__module-icon{color:var(--rust-accent)}.rd-sidebar__module-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:.08rem;text-align:left}.rd-sidebar__module-title{font-size:inherit;font-weight:inherit;line-height:1.25;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rd-sidebar__module-meta{font-size:.6875rem;font-weight:500;line-height:1.2;color:var(--ink-55)}.rd-sidebar__module-next{font-size:.625rem;line-height:1.25;color:#2d25207a;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rd-sidebar__module--in-progress .rd-sidebar__module-icon{color:var(--rust-accent)}.rd-sidebar__module-create{margin:.35rem 0 0;padding:.15rem 10px;border:none;background:transparent;font-family:var(--font);font-size:.6875rem;font-weight:500;letter-spacing:.04em;color:#2d25207a;cursor:pointer;text-align:left;transition:color var(--hover-dur) var(--ease-micro)}.rd-sidebar__module-create:hover{color:var(--rust-accent-deep)}.rd-sidebar__modules--empty{flex:0 1 auto}.rd-sidebar__modules-empty{padding:.35rem 10px var(--rd-space-tight, .45rem);align-items:flex-start;text-align:left}.rd-sidebar__modules-empty .spot-ill{margin-inline:0}.rd-sidebar__modules-empty-copy{margin:0 0 .2rem;font-family:var(--font);font-size:.75rem;line-height:1.35;color:var(--ink-55)}.rd-sidebar__lower{flex-shrink:0;padding-top:.75rem;border-top:1px solid var(--ink-08)}.rd-sidebar__profile{width:100%;display:flex;align-items:center;gap:.72rem;padding:.52rem 10px;border:none;border-radius:10px;background:transparent;cursor:pointer;text-align:left;font:inherit;color:var(--sidebar-muted);transition:background var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro)}.rd-sidebar__profile:hover{background:var(--ink-08);color:var(--brown-title)}.rd-sidebar__avatar{flex-shrink:0;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--rust-accent);color:#fefdfb;font-family:var(--font-hero),Georgia,serif;font-size:1.05rem;font-style:italic;font-weight:500}.rd-sidebar__profile-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:.1rem}.rd-sidebar__profile-name{font-size:.8125rem;font-weight:500;color:var(--sidebar-muted);text-transform:capitalize}.rd-sidebar__profile--head:hover .rd-sidebar__profile-name{color:var(--brown-title)}.rd-sidebar__profile-sub{font-size:.6875rem;font-weight:500;color:var(--ink-55)}.rd-sidebar__menu{display:flex;flex-direction:column;gap:2px}.rd-sidebar__menu-btn{width:100%;display:flex;align-items:center;gap:.62rem;padding:.52rem 10px;border:none;border-radius:10px;background:transparent;font-family:var(--font);font-size:.8125rem;font-weight:500;color:var(--sidebar-muted);cursor:pointer;text-align:left;transition:background var(--hover-dur) var(--ease-micro),color var(--hover-dur) var(--ease-micro)}.rd-sidebar__menu-btn:hover{background:var(--ink-08);color:var(--brown-title)}.rd-sidebar__menu-btn--accent{color:var(--rust-accent-deep);font-weight:600}.rd-sidebar__menu-btn--accent:hover{color:var(--terracotta-hover)}.rd-sidebar__menu-icon{width:17px;height:17px;flex-shrink:0;color:var(--ink-55)}.rd-sidebar__menu-btn:hover .rd-sidebar__menu-icon{color:var(--brown-title)}.rd-sidebar__menu-btn--accent .rd-sidebar__menu-icon{color:var(--rust-accent)}@media(max-width:860px){html.rd-home .rd-shell{min-height:0}html.rd-home .rd-home-layout{flex-direction:column;overflow:hidden}html.rd-home .rd-home-layout--collapsed .rd-sidebar{display:none}.rd-sidebar{flex:0 0 auto;width:100%;min-height:0;overflow:hidden;border-right:none;border-bottom:1px solid var(--ink-08);padding-bottom:.85rem}.rd-sidebar__nav{overflow:hidden}.rd-sidebar__subjects{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}.rd-sidebar__lower{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;align-items:start;padding-top:.75rem}.rd-sidebar__profile{grid-column:1 / -1;margin-bottom:0}html.rd-home .rd-home-main{flex:1;min-height:0}html.rd-home .editorial-hero--sidebar .hero-greeting--stacked{width:100%}}html.rd-home .editorial-hero{min-height:0;flex:1 1 auto}html.rd-home .editorial-hero__inner{padding-bottom:clamp(2rem,6vh,3.5rem)}html.rd-home .hero-greeting:not(.hero-greeting--stacked){margin-bottom:clamp(1.4rem,4vh,2.4rem)}.rd-cmd-zone{width:min(620px,100%);display:flex;flex-direction:column;gap:1rem}.rd-cmd{position:relative;width:100%}html.rd-home .rd-cmd-zone--centered .rd-cmd__bar{height:58px;background:#2d252006;border:1px solid rgba(45,37,32,.08)}html.rd-home .rd-cmd-zone--centered .rd-cmd__bar:hover{background:#2d252009;border-color:#2d25201c}html.rd-home .rd-cmd-zone--centered .rd-cmd__bar:focus-within{background:var(--cream-page);border-color:#2d252024;box-shadow:0 0 0 3px #2d25200a}.rd-cmd__bar{display:flex;align-items:center;gap:.85rem;height:54px;padding:0 1rem 0 1.15rem;border-radius:12px;border:1px solid transparent;background:var(--paper-panel);box-shadow:none;transition:background var(--hover-dur) var(--ease-micro),border-color var(--hover-dur) var(--ease-micro),box-shadow var(--hover-dur) var(--ease-micro)}.rd-cmd__bar:hover{background:var(--paper-panel-hover)}.rd-cmd__bar:focus-within{background:var(--cream-page);box-shadow:0 0 0 3px #b86b5229}.rd-cmd__icon{display:grid;place-items:center;flex-shrink:0;color:#2d252073}.rd-cmd__input{flex:1;min-width:0;border:none;background:transparent;font-family:var(--font-ui, var(--font));font-size:.9375rem;letter-spacing:-.012em;color:var(--brown-title);outline:none;padding:0}.rd-cmd__input::placeholder{color:#2d252061}html.rd-typography .rd-cmd__input::placeholder{font-family:var(--font-ui, var(--font));font-style:normal;font-size:.9375rem;letter-spacing:-.012em;color:#2d252061}.rd-cmd__kbd{flex-shrink:0;padding:3px 8px;border-radius:6px;border:1px solid rgba(45,37,32,.14);background:#2d252008;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:11px;font-weight:600;color:#2d252073;user-select:none}.rd-cmd__results{position:absolute;top:calc(100% + 8px);left:0;right:0;z-index:30;margin:0;padding:6px;list-style:none;border-radius:14px;border:1px solid rgba(45,37,32,.1);background:var(--cream-page);box-shadow:0 18px 44px #30282224;max-height:min(46dvh,380px);overflow-y:auto}.rd-cmd__result{width:100%;display:flex;align-items:baseline;gap:.7rem;padding:.6rem .72rem;border:none;border-radius:9px;background:transparent;cursor:pointer;text-align:left;font-family:var(--font)}.rd-cmd__result--active,.rd-cmd__result:hover{background:var(--cream-warm)}.rd-cmd__result-subject{flex-shrink:0;width:4.9rem;font-size:.625rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:#2d252073}.rd-cmd__result-title{flex:1;min-width:0;font-size:.875rem;line-height:1.35;color:var(--brown-title)}.rd-cmd__no-results{display:block;padding:.7rem .72rem;font-family:var(--font-hero),Georgia,serif;font-style:italic;font-size:.95rem;color:#2d252080}.rd-cmd__results--ai{padding:.85rem .9rem .95rem}.rd-cmd__loading{margin:0;font-family:var(--font-ui, var(--font));font-size:.875rem;color:#2d25208c}.rd-cmd__message{margin:0 0 .75rem;font-family:var(--font-ui, var(--font));font-size:.9rem;line-height:1.45;color:var(--brown-title)}.rd-cmd__error{margin:0;font-family:var(--font-ui, var(--font));font-size:.8125rem;line-height:1.45;color:#9a3b2e}.rd-cmd__actions{display:flex;flex-wrap:wrap;gap:.45rem}.rd-cmd__action{display:inline-flex;align-items:center;max-width:100%;padding:.45rem .72rem;border:1px solid rgba(45,37,32,.12);border-radius:999px;background:var(--cream-warm);cursor:pointer;font-family:var(--font-ui, var(--font));font-size:.8125rem;line-height:1.25;color:var(--brown-title);text-align:left;transition:background .15s ease,border-color .15s ease}.rd-cmd__action:hover{background:var(--cream-deep, #f3ede4);border-color:#2d252033}html.rd-home .rd-home-main--chat{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}html.rd-home .editorial-hero--chat{flex:1 1 0;min-height:0;max-height:min(680px,calc(100dvh - 6rem));align-items:stretch;width:100%}html.rd-home .editorial-hero__inner--chat{flex:1;min-height:0;max-width:min(640px,100%);max-height:inherit;padding:clamp(.85rem,2vh,1.35rem) clamp(1rem,3.5vw,1.5rem) 0;text-align:left;align-items:stretch}html.rd-home .rd-home-hero--chat{flex:1;min-height:0;max-height:inherit;align-items:stretch}html.rd-home .rd-cmd-zone--chat{flex:1;min-height:0;max-height:inherit;display:flex;flex-direction:column;align-items:stretch;width:100%;margin:0;padding-top:.15rem;animation:rdTutorZoneIn .5s cubic-bezier(.22,1,.36,1) both}html.rd-home .rd-home-hero--chat .rd-continue{align-self:stretch;width:100%;max-width:min(640px,100%)}html.rd-home .rd-home-hero__intro--exit{opacity:0;transform:translateY(-18px) scale(.985);max-height:0;margin:0!important;overflow:hidden;pointer-events:none;transition:opacity .42s cubic-bezier(.4,0,.2,1),transform .42s cubic-bezier(.4,0,.2,1),max-height .48s cubic-bezier(.4,0,.2,1),margin .48s cubic-bezier(.4,0,.2,1)}@keyframes rdTutorZoneIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.rd-tutor{width:100%}.rd-tutor--landing{display:block;width:100%}.rd-tutor--chat{flex:1;min-height:0;display:flex;flex-direction:column;width:100%}.rd-tutor__landing{width:100%;max-width:38rem;margin:0 auto}.rd-tutor__landing-bar{width:100%;gap:.25rem}.rd-tutor__landing-bar .stack-dropdown{flex-shrink:0;margin-left:.15rem}.rd-tutor__landing-bar .stack-dropdown__trigger-label{max-width:6.5rem;font-size:.72rem}.rd-tutor__thread-inner{width:100%;max-width:42rem;margin:0 auto;padding:0 clamp(.75rem,3vw,1.25rem);box-sizing:border-box}.rd-tutor__scroll{flex:1 1 0;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;padding:.5rem 0 1rem;scroll-behavior:smooth}.rd-tutor__thread{display:flex;flex-direction:column;gap:clamp(1.15rem,2.8vh,1.65rem);padding-top:.35rem}.rd-tutor-empty{padding:clamp(1.5rem,4vh,2.25rem) .5rem;max-width:26rem;margin-inline:auto;text-align:center}.rd-tutor-empty__title{margin:0 0 .5rem;font-family:var(--font-ui, var(--font));font-size:.875rem;font-weight:500;letter-spacing:-.01em;color:#2d2520b8}.rd-tutor-empty__hint{margin:0;font-family:var(--font-ui, var(--font));font-size:.8125rem;line-height:1.55;color:#2d25206b}.rd-tutor-turn{display:flex;flex-direction:column;gap:.5rem}.rd-tutor-turn:not(:last-child){padding-bottom:clamp(1rem,2.4vh,1.35rem)}.rd-tutor-turn__user--in{animation:rdTutorUserIn .15s ease-out both}.rd-tutor-turn__assistant--in .rd-tutor-turn__message--done{animation:rdTutorMessageIn .18s ease-out both}@keyframes rdTutorUserIn{0%{opacity:0;transform:translate(6px)}to{opacity:1;transform:translate(0)}}@keyframes rdTutorMessageIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.rd-tutor-turn__user{align-self:flex-end;max-width:min(100%,85%);padding:0;margin-bottom:.1rem}.rd-tutor-turn__user-bubble{padding:.65rem .9rem;border-radius:18px 18px 4px;background:#2d25200d;border:none}.rd-tutor-turn__user-bubble p{margin:0;font-family:var(--font-ui, var(--font));font-size:.875rem;line-height:1.55;letter-spacing:-.01em;color:var(--brown-title, #2d2520);text-align:left}.rd-tutor-turn__assistant{align-self:stretch;padding:.15rem 0 .35rem}.rd-tutor-turn__assistant-mark{flex-shrink:0}.rd-tutor-turn__assistant-head{display:flex;align-items:center;gap:.4rem;margin-bottom:.35rem}.rd-tutor-turn__assistant-name{font-family:var(--font-ui, var(--font));font-size:.8125rem;font-weight:600;letter-spacing:-.01em;color:#2d25208c}@keyframes rdTutorAssistantIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.rd-tutor-turn__assistant--error{display:flex;align-items:center;gap:.65rem;padding:.25rem .1rem}.rd-tutor-turn__assistant--tasks{padding:.35rem .1rem .5rem}.rd-tutor-turn__assistant--plan{padding:.35rem .05rem .5rem}.rd-plan-builder{width:100%;text-align:left}.rd-plan-builder__intro{margin-bottom:1rem;padding:0 .05rem}.rd-plan-builder__kicker{margin:0 0 .35rem;font-family:var(--font-ui, var(--font));font-size:.6875rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#2d252073}.rd-plan-builder__title{margin:0 0 .4rem;font-family:var(--font-hero),Georgia,"Times New Roman",serif;font-size:clamp(1.35rem,1.1rem + .6vw,1.65rem);font-weight:400;line-height:1.05;letter-spacing:-.02em;color:var(--brown-title)}.rd-plan-builder__lead{margin:0;font-family:var(--font-ui, var(--font));font-size:.875rem;line-height:1.55;color:#2d25208c}.rd-plan-builder--inline .rd-plan-builder__intro{margin-bottom:1.1rem;padding:0 clamp(.1rem,1vw,.35rem)}.rd-plan-builder__card{position:relative;border:1px solid rgba(45,37,32,.1);border-radius:12px;background:var(--cream-page)}.rd-plan-builder--inline .rd-plan-builder__card{border:none;border-radius:0;background:transparent}.rd-plan-builder__card-accent{display:none}.rd-plan-builder--inline .rd-plan-builder__card .rd-plan-builder__scroll,.rd-plan-builder--inline .rd-plan-builder__scroll{max-height:none;overflow:visible;padding:0}.rd-plan-builder--page .rd-plan-builder__scroll{max-height:none;overflow:visible;max-width:36rem;margin:0 auto;padding:1.25rem 1.35rem 1.35rem}.rd-plan-builder__section{margin-bottom:clamp(1rem,2.4vh,1.35rem)}.rd-plan-builder__section:last-child{margin-bottom:0}.rd-plan-builder__section-head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.55rem}.rd-plan-builder__label{display:flex;align-items:center;gap:.65rem;margin:0 0 .55rem;font-family:var(--font-ui, var(--font));font-size:.6875rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:#2d252085}.rd-plan-builder__section-head .rd-plan-builder__label{margin-bottom:0}.rd-plan-builder__label:before{content:"";width:3px;height:.95rem;border-radius:3px;background:var(--rust-accent);opacity:.85;flex-shrink:0}.rd-plan-builder__subject-chips{gap:.45rem}.rd-chip--selected{background:#a0503414;border-color:#a0503459;color:var(--brown-title)}.rd-plan-builder__link{border:none;background:none;padding:0;font-family:var(--font-ui, var(--font));font-size:.75rem;font-weight:500;color:#2d25207a;cursor:pointer;text-decoration:underline;text-decoration-color:transparent;text-underline-offset:3px;transition:color .15s ease,text-decoration-color .15s ease}.rd-plan-builder__link:hover{color:var(--rust-accent);text-decoration-color:var(--rust-accent)}.rd-plan-builder__topic-chips{display:grid;grid-template-columns:repeat(auto-fill,minmax(9.5rem,1fr));gap:.35rem}.rd-plan-topic-chip{padding:.5rem .65rem;border-radius:10px;border:1px solid rgba(45,37,32,.08);background:var(--cream-warm);font-family:var(--font-ui, var(--font));font-size:.8125rem;font-weight:500;line-height:1.3;text-align:left;color:#2d2520b8;cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease}.rd-plan-topic-chip:hover{background:var(--cream-deep);border-color:#2d252024;color:var(--brown-title)}.rd-plan-topic-chip--on{background:#b86b5214;border-color:#b86b5247;color:var(--brown-title);box-shadow:inset 3px 0 0 var(--rust-accent)}.rd-plan-builder__details{margin-bottom:clamp(1.15rem,2.8vh,1.55rem);border:none}.rd-plan-builder__summary{display:flex;align-items:center;gap:.5rem;margin-bottom:.55rem;padding:0;list-style:none;font-family:var(--font-ui, var(--font));font-size:.6875rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:#2d252085;cursor:pointer;user-select:none}.rd-plan-builder__summary::-webkit-details-marker{display:none}.rd-plan-builder__summary:before{content:"";width:3px;height:.95rem;border-radius:3px;background:var(--rust-accent);opacity:.85;flex-shrink:0}.rd-plan-builder__summary-count{margin-left:auto;font-size:.6875rem;font-weight:500;letter-spacing:.04em;text-transform:none;color:var(--rust-accent)}.rd-plan-builder__details-body{padding-top:.35rem}.rd-plan-builder__details-body .rd-plan-builder__section-head{margin-bottom:.5rem}.rd-plan-builder__schedule{display:grid;grid-template-columns:1fr 1fr;gap:1rem 1.25rem}@media(max-width:480px){.rd-plan-builder__schedule{grid-template-columns:1fr;gap:.85rem}}.rd-plan-builder__slider-field{display:flex;flex-direction:column;gap:.45rem}.rd-plan-builder__slider-label{display:flex;align-items:baseline;justify-content:space-between;gap:.5rem;font-family:var(--font-ui, var(--font));font-size:.8125rem;font-weight:500;color:#2d25209e}.rd-plan-builder__slider-value{font-weight:600;color:var(--brown-title)}.rd-plan-builder__slider{width:100%;height:4px;margin:.35rem 0 0;appearance:none;border-radius:999px;background:#2d25201a;cursor:pointer}.rd-plan-builder__slider::-webkit-slider-thumb{appearance:none;width:14px;height:14px;border-radius:50%;border:2px solid var(--cream-page);background:var(--rust-accent);box-shadow:0 1px 4px #2d25202e}.rd-plan-builder__slider::-moz-range-thumb{width:14px;height:14px;border-radius:50%;border:2px solid var(--cream-page);background:var(--rust-accent);box-shadow:0 1px 4px #2d25202e}.rd-plan-builder__coverage{margin-bottom:0;padding-top:1rem;border-top:1px solid rgba(45,37,32,.06)}.rd-plan-builder__coverage-head{display:flex;align-items:baseline;justify-content:space-between;gap:.75rem;margin-bottom:.45rem}.rd-plan-builder__coverage-text{font-family:var(--font-ui, var(--font));font-size:.8125rem;color:#2d25208c}.rd-plan-builder__coverage-pct{font-family:var(--font-ui, var(--font));font-size:.875rem;font-weight:600;color:var(--brown-title)}.rd-plan-builder__coverage-track{height:4px;border-radius:999px;background:#2d252014;overflow:hidden}.rd-plan-builder__coverage-fill{height:100%;border-radius:inherit;background:var(--rust-accent);transition:width .35s var(--ease-out-soft, ease)}.rd-plan-builder__stat-line{margin:.55rem 0 0;font-size:.8125rem;line-height:1.45;color:#2d25209e}.rd-plan-builder__message{margin:.65rem 0 0;font-size:.875rem;line-height:1.5;color:#2d2520c7}.rd-plan-builder__validation{margin:.55rem 0 0;padding:.55rem .65rem;border-radius:8px;font-size:.8125rem;line-height:1.45;color:#783723eb;background:#a0503414;border:1px solid rgba(160,80,52,.15)}.rd-plan-builder__suggestions{margin:.55rem 0 0;padding-left:1.1rem;font-size:.8125rem;line-height:1.45;color:#2d2520ad}.rd-plan-builder__slider-field--row{flex-direction:row;align-items:center;justify-content:space-between;gap:.75rem}.rd-plan-builder__actions{display:flex;flex-direction:column;align-items:stretch;gap:.55rem;margin-top:1rem;padding-top:.85rem;border-top:1px solid rgba(45,37,32,.06)}.rd-plan-builder__cta{width:100%;padding:.78rem 1.15rem;border:none;border-radius:14px;background:var(--brown-title);font-family:var(--font-ui, var(--font));font-size:.9375rem;font-weight:600;letter-spacing:-.01em;color:#fefdfb;cursor:pointer;transition:opacity .18s ease,transform .18s ease,background .18s ease}.rd-plan-builder__cta:disabled{opacity:.35;cursor:not-allowed}.rd-plan-builder__cta:not(:disabled):hover{transform:translateY(-1px);background:#1f1916}.rd-plan-builder__cancel-link{align-self:center;border:none;background:none;padding:.25rem .5rem;font-family:var(--font-ui, var(--font));font-size:.8125rem;font-weight:500;color:#2d252073;cursor:pointer;text-decoration:underline;text-decoration-color:transparent;text-underline-offset:3px;transition:color .15s ease,text-decoration-color .15s ease}.rd-plan-builder__cancel-link:hover{color:var(--brown-title);text-decoration-color:#2d252040}.rd-tutor-checkin{margin-top:.5rem;padding:1.25rem 0 .35rem;border-top:1px solid rgba(45,37,32,.06);text-align:left}.rd-tutor-checkin__prompt{margin:0 0 .85rem;font-family:var(--font-ui, var(--font));font-size:.875rem;line-height:1.5;color:#2d2520c7}.rd-tutor-checkin__prompt strong{font-weight:600;color:var(--brown-title)}.rd-tutor-checkin__chips{display:flex;flex-wrap:wrap;gap:.5rem}.rd-tutor-checkin__chip{padding:.5rem .95rem;border-radius:999px;border:1px solid rgba(45,37,32,.1);background:transparent;font-family:var(--font-ui, var(--font));font-size:.8125rem;letter-spacing:-.01em;color:#2d2520d1;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.rd-tutor-checkin__chip:hover{border-color:#a0503459;background:#a050340a;color:var(--brown-title)}.rd-tutor-suggested{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;margin-top:.85rem}.rd-tutor-suggested__chip{padding:.5rem .95rem;border-radius:999px;border:1px solid rgba(45,37,32,.1);background:var(--paper-panel);font-family:var(--font-ui, var(--font));font-size:.8125rem;letter-spacing:-.01em;color:#2d2520c7;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.rd-tutor-suggested__chip:hover:not(:disabled){border-color:#a0503459;background:#a050340f;color:var(--brown-title)}.rd-tutor-suggested__chip:disabled{opacity:.45;cursor:not-allowed}.rd-tutor-suggested--in-thread{justify-content:flex-start;margin-top:.85rem}.rd-tutor-followup-chip{display:inline-flex;align-items:center;gap:.35rem;margin-top:.55rem;padding:.5rem .95rem;border-radius:999px;border:1px dashed rgba(160,80,52,.32);background:#a050340d;font-family:var(--font-ui, var(--font));font-size:.8125rem;letter-spacing:-.01em;color:var(--rust-accent-deep, #864428);cursor:pointer;transition:border-color .15s ease,background .15s ease}.rd-tutor-followup-chip--in{animation:rdTutorMessageIn .18s ease-out both}.rd-tutor-followup-chip:hover:not(:disabled){border-color:#a0503480;background:#a050341a}.rd-tutor-followup-chip:disabled{opacity:.45;cursor:not-allowed}.rd-tutor-quickactions{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.55rem}.rd-tutor-quickaction-chip{padding:.4rem .75rem;border-radius:999px;border:1px solid rgba(45,37,32,.1);background:transparent;font-family:var(--font-ui, var(--font));font-size:.75rem;letter-spacing:-.01em;color:#2d252099;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.rd-tutor-quickaction-chip:hover:not(:disabled){border-color:#a050344d;background:#a050340d;color:var(--brown-title)}.rd-tutor-quickaction-chip:disabled{opacity:.5;cursor:not-allowed}.rd-tutor-recap-btn{align-self:center;margin:0 auto .75rem;padding:.45rem 1rem;border-radius:999px;border:1px solid rgba(45,37,32,.1);background:var(--paper-panel);font-family:var(--font-ui, var(--font));font-size:.78125rem;font-weight:500;letter-spacing:-.01em;color:#2d2520ad;cursor:pointer;display:block;transition:border-color .15s ease,background .15s ease,color .15s ease}.rd-tutor-recap-btn:hover:not(:disabled){border-color:#a0503459;background:#a050340f;color:var(--rust-accent-deep, #864428)}.rd-tutor-recap-btn:disabled{opacity:.55;cursor:not-allowed}.rd-plan-pill{position:fixed;bottom:1.25rem;right:1.25rem;z-index:40;display:inline-flex;align-items:center;gap:.5rem;padding:.5rem .85rem;border-radius:999px;border:1px solid rgba(45,37,32,.12);background:#fefdfbf0;box-shadow:0 4px 20px #2d252014;font-family:var(--font-ui, var(--font));font-size:.8125rem;color:var(--brown-title);cursor:pointer;backdrop-filter:blur(8px)}.rd-plan-pill:hover{border-color:var(--rust-accent)}.rd-plan-pill__label{font-weight:600;color:var(--rust-accent)}.rd-plan-pill__step{opacity:.75}.rd-plan-pill__pct{font-weight:600}html.rd-home .rd-continue{opacity:1}.rd-tutor-tasks{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.65rem}.rd-tutor-task{display:flex;align-items:center;gap:.7rem;font-family:var(--font-ui, var(--font));font-size:.8125rem;line-height:1.4;letter-spacing:-.01em;color:#2d252052;transition:color .22s ease}.rd-tutor-task--active{color:#2d2520b8}.rd-tutor-task--done{color:#2d252061}.rd-tutor-task__label{text-align:left}.rd-tutor-task__box{position:relative;flex-shrink:0;width:18px;height:18px;border-radius:5px;border:1.5px solid rgba(45,37,32,.14);background:var(--cream-page);box-sizing:border-box}.rd-tutor-task__box--active{border-color:transparent;background:transparent}.rd-tutor-task__box--done{border-color:var(--rust-accent);background:var(--rust-accent)}.rd-tutor-task__ring{position:absolute;inset:-1px;width:calc(100% + 2px);height:calc(100% + 2px);color:var(--rust-accent);animation:rdTutorTaskRing var(--task-spin-ms, .85s) linear infinite}.rd-tutor-task__ring circle{stroke-dasharray:34;stroke-dashoffset:26}@keyframes rdTutorTaskRing{to{transform:rotate(360deg)}}.rd-tutor-task__check{position:absolute;inset:0;width:100%;height:100%;color:#fefdfb;animation:rdTutorTaskCheck .28s cubic-bezier(.22,1,.36,1) both}@keyframes rdTutorTaskCheck{0%{opacity:0;transform:scale(.72)}to{opacity:1;transform:scale(1)}}.rd-tutor-turn__assistant--error p{margin:0;font-family:var(--font-ui, var(--font));font-size:.875rem;line-height:1.45;color:#9a3b2e}.rd-tutor-turn__message{margin:0 0 .5rem;font-family:var(--font-ui, var(--font));font-size:.9375rem;line-height:1.75;letter-spacing:-.011em;color:#2d2520e6;text-align:left;white-space:pre-wrap}.rd-tutor-turn__message--done,.rd-tutor-turn__message--streaming{margin:0 0 .5rem}.rd-tutor-turn__thinking-line{margin:0 0 .35rem;font-family:var(--font-ui, var(--font));font-size:.8125rem;letter-spacing:-.01em;color:#2d25207a}.rd-tutor-turn__thinking-line--pulse{animation:rdTutorThinkingText 1.4s ease-in-out infinite}@keyframes rdTutorThinkingText{0%,to{opacity:.45}50%{opacity:.85}}.rd-tutor-turn__module-link{margin-top:.65rem;padding:.45rem .85rem;border-radius:999px;border:1px solid rgba(160,80,52,.35);background:#a0503414;font-family:var(--font-ui, var(--font));font-size:.8125rem;font-weight:500;color:var(--rust-accent-deep, #864428);cursor:pointer}.rd-tutor-turn__module-link:hover{background:#a0503424}.rd-tutor-turn__cursor{display:inline-block;width:2px;height:.92em;margin-left:2px;vertical-align:-.06em;border-radius:1px;background:var(--rust-accent);animation:rdTutorCursor 1.05s ease infinite}@keyframes rdTutorCursor{0%,to{opacity:1;transform:scaleY(1)}45%{opacity:.35;transform:scaleY(.88)}55%{opacity:.35;transform:scaleY(.88)}}.rd-tutor-empty__mark{margin-bottom:.65rem}.rd-tutor__composer{flex-shrink:0;width:100%;max-width:42rem;margin:auto auto 0;padding:.65rem clamp(.75rem,3vw,1.25rem) calc(.85rem + env(safe-area-inset-bottom,0px));box-sizing:border-box;animation:rdTutorComposerIn .46s cubic-bezier(.22,1,.36,1) .18s both}.rd-tutor__composer-shell{display:flex;align-items:flex-end;gap:.35rem;height:auto;min-height:54px;padding:0 .65rem 0 .85rem;border:1px solid rgba(45,37,32,.08);border-radius:12px;background:#2d252006;box-shadow:none;transition:background var(--hover-dur) var(--ease-micro),border-color var(--hover-dur) var(--ease-micro),box-shadow var(--hover-dur) var(--ease-micro)}.rd-tutor__composer-shell:hover{background:#2d252009;border-color:#2d25201c}.rd-tutor__composer-shell:focus-within{background:var(--cream-page);border-color:#2d252024;box-shadow:0 0 0 3px #b86b5229}.rd-tutor__composer-shell .stack-dropdown{margin-bottom:.15rem}.rd-tutor__composer-shell .stack-dropdown__trigger{height:32px;padding:0 .4rem}.rd-tutor-resources__label{margin:0 0 .75rem;font-family:var(--font-ui, var(--font));font-size:.6875rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:#2d252061;text-align:left}.rd-tutor-resources__grid{display:flex;flex-direction:column;gap:0;border:1px solid rgba(45,37,32,.08);border-radius:12px;overflow:hidden}.rd-tutor-resource{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:.28rem;width:100%;min-height:0;padding:.82rem 2.25rem .82rem .95rem;border:none;border-bottom:1px solid rgba(45,37,32,.06);border-radius:0;background:transparent;cursor:pointer;text-align:left;transition:background .15s ease,border-color .15s ease}.rd-tutor-resource:last-child{border-bottom:none}.rd-tutor-resource:hover{background:#2d252006;border-color:#2d25200f;transform:none;box-shadow:none}.rd-tutor-resource__meta{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem .5rem}.rd-tutor-resource__subject{font-family:var(--font-ui, var(--font));font-size:.625rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:#2d252066}.rd-tutor-resource__type{font-family:var(--font-ui, var(--font));font-size:.625rem;font-weight:500;color:#a05034d9}.rd-tutor-resource__title{font-family:var(--font-ui, var(--font));font-size:.8125rem;font-weight:500;line-height:1.4;letter-spacing:-.01em;color:var(--brown-title)}.rd-tutor-resource__arrow{position:absolute;right:.72rem;top:50%;transform:translateY(-50%);color:#2d252059;transition:transform .18s ease,color .18s ease}.rd-tutor-resource:hover .rd-tutor-resource__arrow{transform:translate(2px,-50%);color:var(--rust-accent)}.rd-tutor-resource--note{background:#a0503408}.rd-tutor-resource--note:hover{background:#a0503412}.rd-tutor-resource__note-icon{display:inline-flex;align-items:center;justify-content:center;color:var(--rust-accent, #a05034);flex-shrink:0}.rd-tutor-resource__cta{font-family:var(--font-ui, var(--font));font-size:.6875rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:#a05034b8}.rd-tutor-resource:hover .rd-tutor-resource__cta{color:var(--rust-accent-deep, #8a4228)}.rd-tutor-thinking{display:inline-flex;align-items:center;gap:.35rem;padding:.15rem 0;min-height:1.25rem}.rd-tutor-thinking__dot{width:.42rem;height:.42rem;border-radius:999px;background:#a0503473;animation:rdTutorThinkingPulse 1.1s ease-in-out infinite}.rd-tutor-thinking__dot:nth-child(2){animation-delay:.18s}.rd-tutor-thinking__dot:nth-child(3){animation-delay:.36s}.rd-tutor-thoughts--slim{margin:0 0 .5rem;border:none;background:transparent}.rd-tutor-thoughts--slim .rd-tutor-thoughts__summary{padding:.2rem 0;font-size:.75rem;font-weight:500;color:#2d25206b}.rd-tutor-thoughts--slim .rd-tutor-thoughts__body-wrap{padding:.15rem 0 .35rem}.rd-tutor-thoughts{margin:0 0 .85rem;border:1px solid rgba(45,37,32,.08);border-radius:10px;background:#2d252005;overflow:hidden}.rd-tutor-thoughts__summary{display:flex;align-items:center;justify-content:space-between;gap:.65rem;padding:.62rem .8rem;cursor:pointer;list-style:none;font-family:var(--font-ui, var(--font));font-size:.8125rem;font-weight:500;letter-spacing:-.01em;color:#2d252094;user-select:none}.rd-tutor-thoughts__summary::-webkit-details-marker{display:none}.rd-tutor-thoughts__summary:hover{color:var(--rust-accent, #a05034);background:#a050340a}.rd-tutor-thoughts__chev{font-size:.72rem;opacity:.55}.rd-tutor-thoughts__body-wrap{padding:0 .85rem .75rem}.rd-tutor-thoughts:not([open]) .rd-tutor-thoughts__body-wrap{display:none}.rd-tutor-thoughts__body{margin:0;font-family:var(--font-ui, var(--font));font-size:.8125rem;line-height:1.55;color:#2d2520b8}.rd-tutor-thoughts--waiting .rd-tutor-thoughts__summary-text{font-style:italic}@keyframes rdTutorThinkingPulse{0%,80%,to{opacity:.35;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}.rd-tutor-resource--quiz{background:#486ea80a}.rd-tutor-resource--flashcards{background:#58825c0a}.rd-tutor-resource--progress{background:#2d252008}.rd-tutor-turn__artifact{margin:0 0 .35rem;padding:.35rem 0 .35rem .55rem;border-left:2px solid rgba(184,107,82,.35);border-radius:0;background:none;font-size:.78rem;line-height:1.4;color:#2d25209e;text-align:right}.rd-tutor__composer-label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.rd-tutor__composer-row{display:flex;align-items:flex-end;gap:.6rem}.rd-tutor__composer-shell .rd-tutor__composer-input{flex:1;min-width:0;min-height:36px;max-height:120px;resize:none;padding:.5rem .2rem .5rem 0;border:none;border-radius:0;background:transparent;font-family:var(--font-ui, var(--font));font-size:.9375rem;line-height:1.5;letter-spacing:-.01em;color:var(--brown-title)}.rd-tutor__composer-shell .rd-tutor__composer-input::placeholder{color:#2d252061}.rd-tutor__composer-shell .rd-tutor__composer-input:focus{outline:none;border:none;background:transparent;box-shadow:none}.rd-tutor__composer-shell .rd-tutor__composer-send{flex-shrink:0;width:36px;height:36px;margin-bottom:.05rem;display:grid;place-items:center;border:none;border-radius:10px;background:var(--rust-accent);color:#fefdfb;cursor:pointer;transition:opacity .18s ease,transform .18s ease,background .18s ease}.rd-tutor__composer-send:disabled{opacity:.32;cursor:not-allowed}.rd-tutor__composer-send:not(:disabled):hover{transform:translateY(-1px);background:#8f4528}@keyframes rdTutorComposerIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){html.rd-home .rd-home-hero__intro--exit,html.rd-home .rd-cmd-zone--chat,.rd-tutor-turn,.rd-tutor-turn__user,.rd-tutor-turn__assistant,.rd-tutor__composer,.rd-tutor-task__ring,.rd-tutor-task__check,.rd-tutor-turn__cursor{animation:none!important;transition:none!important}}.rd-chips{display:flex;flex-wrap:wrap;gap:.5rem}.rd-chip{position:relative;display:inline-flex;align-items:center;gap:.5rem;height:38px;padding:0 .95rem 0 .8rem;border-radius:999px;border:1px solid rgba(45,37,32,.13);background:transparent;color:var(--brown-title);font-family:var(--font);font-size:.8125rem;font-weight:600;letter-spacing:.01em;cursor:pointer;transition:background var(--hover-dur) var(--ease-micro),border-color var(--hover-dur) var(--ease-micro)}.rd-chip:hover{background:var(--cream-warm);border-color:#2d252033}.rd-chip__icon{display:grid;place-items:center;flex-shrink:0}.rd-chip .subject-icon{color:#2d25208c}.rd-chip--on .subject-icon,.rd-chip--selected .subject-icon{color:var(--rust-accent)}.rd-chip-row .rd-chip{display:inline-flex;align-items:center;gap:.35rem}.rd-chip__count{font-size:.6875rem;font-weight:500;color:#2d252073}.rd-quiet-links{display:flex;align-items:center;flex-wrap:wrap;gap:1.15rem;margin-top:.3rem}.rd-quiet-link{border:none;background:none;padding:0;font-family:var(--font);font-size:.78rem;font-weight:500;color:#2d25208c;cursor:pointer;text-decoration:underline;text-decoration-color:transparent;text-decoration-thickness:1px;text-underline-offset:4px;transition:color var(--hover-dur) var(--ease-micro),text-decoration-color var(--hover-dur) var(--ease-micro)}.rd-quiet-link:hover{color:var(--brown-title);text-decoration-color:var(--rust-accent)}.rd-resume{display:flex;justify-content:center;width:100%;margin:0 auto clamp(.85rem,2vh,1.15rem)}.rd-resume__btn{display:inline-flex;align-items:center;gap:.4rem;padding:.38rem .9rem;border:1px solid rgba(45,37,32,.11);border-radius:999px;background:transparent;color:#2d2520b8;font-family:var(--font);font-size:.8125rem;font-weight:500;line-height:1.2;letter-spacing:-.01em;cursor:pointer;white-space:nowrap;transition:border-color var(--hover-dur, .15s) var(--ease-micro, ease),color var(--hover-dur, .15s) var(--ease-micro, ease),background var(--hover-dur, .15s) var(--ease-micro, ease)}.rd-resume__btn:hover{border-color:#b86b5252;background:#f7f3ec8c;color:var(--brown-title)}.rd-resume__btn:focus-visible{outline:2px solid var(--rust-accent);outline-offset:2px}.rd-resume__arrow{font-size:.9rem;color:var(--rust-accent);line-height:1}html.rd-home .rd-home-hero--chat .rd-resume{display:none}.rd-continue{width:min(620px,100%);margin-top:var(--rd-space-section, clamp(1.7rem, 4.5vh, 2.8rem))}.rd-continue__label{display:flex;align-items:center;gap:.7rem;margin:0 0 .45rem;font-family:var(--font);font-size:.6875rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:#2d25208c}.rd-continue__label-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.45rem}.rd-continue__label-row .rd-continue__label{margin:0}.rd-continue__view-plan{padding:0;border:0;background:none;font-family:var(--font-ui, var(--font));font-size:.75rem;font-weight:500;color:var(--rust-accent, #a05034);cursor:pointer;text-decoration:underline;text-underline-offset:.12em}.rd-continue__view-plan:hover{color:var(--rust-accent-deep, #864428)}.rd-continue__reason{margin:0 0 .35rem;font-size:.8125rem;line-height:1.4;color:#2d25209e}.rd-continue__meta-inline{flex:1;min-width:0;font-size:.75rem;color:#2d252080;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rd-continue__list li{display:flex;flex-direction:column;gap:.15rem}.rd-continue__view-plan--inline{align-self:flex-start;margin:0 0 .35rem .4rem;font-size:.6875rem}.rd-continue__label:before{content:"";width:3px;height:1rem;border-radius:3px;background:var(--rust-accent);opacity:.88;flex-shrink:0}.rd-continue__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}.rd-continue__row{width:100%;display:flex;align-items:center;gap:.85rem;padding:.72rem .4rem;border:none;border-top:1px solid rgba(45,37,32,.08);background:transparent;cursor:pointer;text-align:left;font-family:var(--font);border-radius:8px;transition:background var(--hover-dur) var(--ease-micro)}.rd-continue__row:hover{background:var(--cream-warm)}.rd-continue__row--active{background:#c45c3e0f}.rd-continue__create{margin-top:.35rem;padding:.15rem .4rem;border:none;background:transparent;font-family:var(--font);font-size:.6875rem;font-weight:500;letter-spacing:.04em;color:#2d25207a;cursor:pointer;text-align:left;transition:color var(--hover-dur) var(--ease-micro)}.rd-continue__create:hover{color:var(--rust-accent-deep)}.rd-continue__empty{padding:var(--rd-space-block, 1rem) .5rem 0}.rd-continue__empty-copy{margin:0 0 var(--rd-space-tight, .45rem);max-width:26rem;font-family:var(--font);font-size:.8125rem;line-height:1.45;color:var(--ink-55)}.rd-continue__create--cta{margin-top:var(--rd-space-tight, .45rem);font-size:.75rem;font-weight:600;color:var(--rust-accent-deep)}.rd-continue__create--cta:hover{color:var(--rust-accent)}.rd-due{width:min(620px,100%);margin-top:var(--rd-space-tight, .45rem)}.rd-due__btn{display:inline-flex;align-items:center;gap:.55rem;padding:.42rem .85rem;border:1px solid rgba(var(--accent-rgb, 184, 107, 82),.28);border-radius:999px;background:rgba(var(--accent-rgb, 184, 107, 82),.07);font:inherit;font-size:.8125rem;font-weight:600;color:var(--rust-accent-deep);cursor:pointer;transition:background .16s ease,border-color .16s ease}.rd-due__btn:hover{background:rgba(var(--accent-rgb, 184, 107, 82),.12);border-color:rgba(var(--accent-rgb, 184, 107, 82),.42)}.rd-due__count{display:inline-grid;place-items:center;min-width:1.35rem;height:1.35rem;padding:0 .35rem;border-radius:999px;background:var(--rust-accent);color:#fff;font-size:.6875rem;font-weight:700}.rd-due__copy{letter-spacing:.01em}.rd-due__arrow{opacity:.7}.rd-ai-quota{width:min(620px,100%);margin-top:var(--rd-space-tight, .45rem);padding:.55rem .75rem;border-radius:10px;background:#2d25200a}.rd-ai-quota--minimal{display:flex;align-items:center;justify-content:center;gap:.55rem;width:min(220px,58%);margin:0 auto;padding:0;border-radius:0;background:transparent}.rd-ai-quota--minimal .rd-ai-quota__bar{flex:1;min-width:0;height:3px;margin:0}.rd-ai-quota__mini{flex-shrink:0;font-family:var(--font);font-size:.625rem;font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:.04em;color:var(--ink-55)}.rd-ai-quota__mini--link{padding:0;border:0;background:none;font:inherit;font-size:.625rem;font-weight:600;letter-spacing:.04em;color:var(--rust-accent-deep);cursor:pointer}.rd-ai-quota__mini--link:hover{color:var(--rust-accent)}.rd-ai-quota__row{display:flex;align-items:baseline;justify-content:space-between;gap:.75rem;margin-bottom:.4rem}.rd-ai-quota__label{font-family:var(--font);font-size:.6875rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-55)}.rd-ai-quota__count{font-family:var(--font);font-size:.75rem;font-weight:600;color:var(--brown-title)}.rd-ai-quota__bar{height:5px;border-radius:999px;background:var(--ink-08);overflow:hidden}.rd-ai-quota__fill{display:block;height:100%;border-radius:inherit;background:var(--rust-accent);transition:width .3s ease}.rd-ai-quota__fill--depleted{background:#9a6b55}.rd-ai-quota__hint{margin:.4rem 0 0;font-family:var(--font);font-size:.6875rem;line-height:1.4;color:var(--ink-55)}.rd-ai-quota__link{padding:0;border:none;background:transparent;font:inherit;font-size:inherit;font-weight:600;color:var(--rust-accent-deep);cursor:pointer}.rd-ai-quota__link:hover{color:var(--rust-accent)}.rd-sidebar__due{flex-shrink:0;margin-top:.55rem;padding-top:.55rem;border-top:1px solid var(--ink-08)}.rd-sidebar__due-btn{width:100%;display:flex;align-items:center;gap:.65rem;padding:.5rem 10px;border:none;border-radius:10px;background:rgba(var(--accent-rgb, 184, 107, 82),.08);font:inherit;cursor:pointer;text-align:left;transition:background .16s ease}.rd-sidebar__due-btn:hover{background:rgba(var(--accent-rgb, 184, 107, 82),.14)}.rd-sidebar__due-count{flex-shrink:0;display:inline-grid;place-items:center;min-width:1.5rem;height:1.5rem;padding:0 .35rem;border-radius:999px;background:var(--rust-accent);color:#fff;font-size:.6875rem;font-weight:700}.rd-sidebar__due-text{display:flex;flex-direction:column;gap:.05rem}.rd-sidebar__due-title{font-size:.8125rem;font-weight:600;color:var(--brown-title)}.rd-sidebar__due-meta{font-size:.6875rem;color:var(--ink-55)}.rd-sidebar__subject--locked{opacity:.72}.rd-sidebar__subject-meta{display:inline-flex;align-items:center;gap:.25rem}.rd-sidebar__lock-icon{width:11px;height:11px;flex-shrink:0}.rd-chip--locked{border-style:dashed}.rd-chip__lock{font-size:.625rem;font-weight:600;opacity:.75}.rd-continue__subject{flex-shrink:0;width:4.9rem;font-size:.625rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:#2d252073}.rd-continue__title{flex:1;min-width:0;font-size:.875rem;font-weight:500;color:var(--brown-title);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rd-continue__pct{flex-shrink:0;font-size:.6875rem;font-weight:600;color:var(--rust-accent-deep)}@media(max-width:720px){.rd-cmd__kbd{display:none}.rd-cmd__result-subject,.rd-continue__subject{width:3.6rem}}html.rd-subject-layout .subject-shell{--sb-col-sidebar: 244px;--sb-col-mid: 330px;--sb-pad-x: 20px}html.rd-subject-layout .subject-shell__sidebar,html.rd-subject-layout .subject-shell__progress-block{width:100%}@media(max-width:1280px){html.rd-subject-layout .subject-shell{--sb-col-sidebar: 228px;--sb-col-mid: 300px}}html.rd-subject-shell .subject-shell--rd{display:flex;flex-direction:column;row-gap:0}html.rd-subject-shell .subject-shell--rd .subject-shell__chrome,html.rd-subject-shell .subject-shell--rd .subject-shell__workspace{flex:1;min-height:0}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar{border-right-color:var(--ink-08);transition:opacity .28s cubic-bezier(.4,0,.2,1),transform .28s cubic-bezier(.4,0,.2,1)}html.rd-subject-shell .subject-shell--rd .subject-shell__back-round{display:none}html.rd-subject-shell .subject-shell--rd{--sb-divider-col: var(--ink-08);--sb-border: var(--ink-08);--sb-shell-outline: var(--ink-08);--sb-section-mid: var(--ink-08);--sb-text-label: rgba(45, 37, 32, .45);--sb-text-faint: rgba(45, 37, 32, .42);--sb-text-secondary: var(--sidebar-muted);--sb-hover-surface: var(--ink-08);--sb-pressed-surface: rgba(45, 37, 32, .12);--sb-strong-hover-surface: rgba(45, 37, 32, .1);--sb-focus-ring: 0 0 0 3px rgba(184, 107, 82, .16);--sb-nav-active: var(--cream-warm);--sb-note-active: var(--cream-warm);--sb-panel: var(--cream-warm);--sb-panel-2: var(--cream-deep);--sb-tag-pill: var(--cream-warm);--sb-label-tracking: .14em;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:15px;background-color:var(--cream-page);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__chrome,html.rd-subject-shell .subject-shell--rd .subject-shell__workspace{background:var(--cream-page)}html.rd-subject-shell .subject-shell--rd .subject-shell__chrome:before,html.rd-subject-shell .subject-shell--rd .subject-shell__workspace:before{display:none}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar,html.rd-subject-shell .subject-shell--rd .subject-shell__topics,html.rd-subject-shell .subject-shell--rd .subject-shell__reader{background:var(--cream-page);border-right-color:var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__title-block:before{background:var(--ink-08);opacity:1;height:3px}html.rd-subject-shell .subject-shell--rd .subject-shell__tagline{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.875rem;font-weight:500;color:var(--sidebar-muted);line-height:1.45}html.rd-subject-shell .subject-shell--rd .subject-shell__glyph{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__progress-label{font-size:.8125rem;font-weight:500;color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__nav-btn{color:var(--sidebar-muted);border-radius:10px;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.8125rem;font-weight:500}html.rd-subject-shell .subject-shell--rd .subject-shell__nav-btn:hover:not(.subject-shell__nav-btn--active){background:var(--ink-08);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__nav-btn--active,html.rd-subject-shell .subject-shell--rd .subject-shell__nav-btn--active:hover{background:var(--cream-warm);color:var(--rust-accent-deep)}html.rd-subject-shell .subject-shell--rd .subject-shell__nav-btn--active .subject-shell__nav-btn-icon svg{color:var(--rust-accent)}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-heading,html.rd-subject-shell .subject-shell--rd .subject-shell__topics-heading{color:#2d252073;font-size:.6875rem;font-weight:600;letter-spacing:.14em}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-empty{color:var(--sidebar-muted);font-size:.8125rem}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-empty--spot{display:flex;flex-direction:column;align-items:center;gap:var(--rd-space-tight, .45rem);padding:var(--rd-space-tight, .45rem) .35rem .65rem;text-align:center;line-height:1.35}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-empty--spot .spot-ill{margin-bottom:0}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-row{color:var(--sidebar-muted);font-size:.8125rem;border-radius:10px}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-row:hover{background:var(--ink-08);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-row:hover svg{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar-search,html.rd-subject-shell .subject-shell--rd .subject-shell__topics-search input,html.rd-subject-shell .subject-shell--rd .subject-shell__filter-btn{border:none;background:var(--cream-deep);box-shadow:none;border-radius:14px}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar-search:focus-within,html.rd-subject-shell .subject-shell--rd .subject-shell__topics-search input:focus{background:var(--cream-deep);border-color:transparent;box-shadow:0 0 0 3px #b86b5229}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-search input:hover:not(:focus),html.rd-subject-shell .subject-shell--rd .subject-shell__filter-btn:hover{background:var(--cream-deep);color:var(--brown-title);border-color:transparent}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar-search input::placeholder,html.rd-subject-shell .subject-shell--rd .subject-shell__topics-search input::placeholder{color:#2d25206b}html.rd-subject-shell .subject-shell--rd .subject-shell__settings{color:var(--sidebar-muted);border-radius:10px}html.rd-subject-shell .subject-shell--rd .subject-shell__settings:hover{background:var(--ink-08);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__settings:hover>svg,html.rd-subject-shell .subject-shell--rd .subject-shell__settings:hover .subject-shell__settings-chev{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-manage{background:var(--cream-warm);border-color:var(--ink-08);color:var(--sidebar-muted);font-size:.8125rem;font-weight:500}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-manage:hover{background:var(--ink-08);border-color:var(--ink-08);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-foot{border-top-color:var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger{color:var(--brown-title);font-size:.875rem;font-weight:500;border-radius:10px}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger:hover{background:var(--ink-08);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger:hover .subject-shell__acc-chev-text{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill{color:var(--sidebar-muted);border-radius:10px;font-size:.8125rem}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill-left>svg{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill:hover:not(.subject-shell__note-pill--active){background:var(--ink-08);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill:hover:not(.subject-shell__note-pill--active) .subject-shell__note-pill-left>svg{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill--active,html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill--active:hover{background:var(--cream-warm);color:var(--brown-title);box-shadow:none}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill--active:hover .subject-shell__note-pill-left>svg{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__empty{background:var(--cream-warm);border-color:var(--ink-08);color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-empty-sub,html.rd-subject-shell .subject-shell--rd .subject-shell__placeholder-sub{color:var(--sidebar-muted);font-size:.9375rem}html.rd-subject-shell .subject-shell--rd .subject-shell__stat-chip,html.rd-subject-shell .subject-shell--rd .subject-shell__tag{background:var(--cream-warm);border-color:var(--ink-08);color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__primary-btn{background:var(--brown-title);border-color:var(--brown-title);color:#fefdfb}html.rd-subject-shell .subject-shell--rd .subject-shell__primary-btn:hover{background:#1f1916;border-color:#1f1916}html.rd-subject-shell .subject-shell--rd .subject-shell__ghost-btn{background:transparent;border-color:var(--ink-08);color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__ghost-btn:hover{background:var(--ink-08);color:var(--brown-title);border-color:var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__title{font-family:var(--font-hero),Georgia,serif;font-size:clamp(1.75rem,1.15rem + 1.4vw,2.35rem);font-weight:400;line-height:.95;letter-spacing:-.02em;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__crumbs{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;letter-spacing:.14em;color:#2d252073}html.rd-subject-shell .subject-shell--rd .subject-shell__crumb--current{color:var(--sidebar-muted);font-weight:600}html.rd-subject-shell .subject-shell--rd .subject-shell__pin-pill{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.8125rem;font-weight:500;color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__pin-pill:hover,html.rd-subject-shell .subject-shell--rd .subject-shell__pin-pill--on{color:var(--brown-title);border-color:var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__category-badge{min-height:28px;padding:0 10px;border:1px solid var(--ink-08);background:var(--cream-warm);color:#2d252073;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;letter-spacing:.14em}html.rd-subject-shell .subject-shell--rd .subject-shell__spec-chip{min-height:28px;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:500;letter-spacing:.04em;color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__article-title{margin-top:1rem;font-size:clamp(1.85rem,1.25rem + 1.6vw,2.65rem);line-height:1.02;letter-spacing:-.02em;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__meta-item{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--sidebar-muted);line-height:1.4}html.rd-subject-shell .subject-shell--rd .subject-shell__rule--meta,html.rd-subject-shell .subject-shell--rd .subject-shell__rule--mid{background:var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__simple-md{font-family:var(--font-ui, var(--font)),system-ui,sans-serif}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__h{height:auto;margin-top:1.65rem;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:1.0625rem;font-weight:600;line-height:1.35;letter-spacing:-.01em;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__h:first-child{margin-top:1.25rem}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__p,html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__ul li,html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__ol li{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.9375rem;line-height:1.62;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__p{margin-top:1rem}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__ul,html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__ol{gap:.55rem}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__bq{border-left-color:var(--ink-08);background:var(--cream-warm);font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.9375rem;line-height:1.62;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__pre code{font-size:.875rem}html.rd-subject-shell .subject-shell--rd .subject-shell__md .note-reader-modal__table{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.875rem}html.rd-subject-shell .subject-shell--rd .subject-shell__preview-head{margin-top:1.65rem;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;font-style:normal;letter-spacing:.14em;text-transform:uppercase;color:#2d252073}html.rd-subject-shell .subject-shell--rd .subject-shell__preview-overview,html.rd-subject-shell .subject-shell--rd .subject-shell__preview-list{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.9375rem;line-height:1.62;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__preview-list li::marker{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__board-overlay{border-color:var(--ink-08);background:var(--cream-warm)}html.rd-subject-shell .subject-shell--rd .subject-shell__board-overlay-kicker{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;letter-spacing:.14em;color:#2d252073}html.rd-subject-shell .subject-shell--rd .subject-shell__board-overlay-body{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.9375rem;line-height:1.62;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-empty-title,html.rd-subject-shell .subject-shell--rd .subject-shell__placeholder-title{font-family:var(--font-hero),Georgia,serif;font-size:clamp(1.65rem,1.15rem + 1.1vw,2.15rem);font-style:italic;font-weight:400;line-height:1.08;letter-spacing:-.01em;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__continue-head{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;letter-spacing:.14em;color:#2d252073;height:auto;line-height:1.3}html.rd-subject-shell .subject-shell--rd .subject-shell__continue-card h3{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.9375rem;font-weight:600;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__continue-card p{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.8125rem;line-height:1.45;color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__continue-card:hover h3{color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__continue-card svg{color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__more-item{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.8125rem;color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__more-item:hover{background:var(--ink-08);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd{position:relative;inset:auto;z-index:auto;width:100%;flex:1;min-height:0;max-height:100%;overflow:hidden;animation:none;--sb-col-sidebar: 248px;--sb-col-mid: min(340px, 34vw)}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar-wrap{flex:0 0 248px;width:248px;max-width:248px;min-height:0;align-self:stretch;overflow:hidden;transition:max-width .32s cubic-bezier(.4,0,.2,1),width .32s cubic-bezier(.4,0,.2,1),flex-basis .32s cubic-bezier(.4,0,.2,1),opacity .24s ease}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar-wrap--closed{flex-basis:0;width:0;max-width:0;opacity:0;pointer-events:none}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar{width:248px;min-height:0;height:100%;align-self:stretch;overflow:hidden;padding:.85rem 16px calc(1rem + env(safe-area-inset-bottom,0px));border-right:1px solid var(--ink-08);background:var(--cream-page);box-sizing:border-box}html.rd-subject-shell .subject-shell--rd .rd-subject-main{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;overflow:hidden}html.rd-subject-shell .rd-home-layout .rd-sidebar{flex:0 0 var(--sb-col-sidebar, 248px);width:var(--sb-col-sidebar, 248px);max-width:var(--sb-col-sidebar, 248px);min-height:0;height:100%;align-self:stretch}html.rd-subject-shell .rd-home-layout--collapsed .rd-sidebar{display:none}html.rd-subject-shell .subject-shell--rd .subject-shell__workspace{position:relative;z-index:1;flex:1;width:100%;height:100%;min-height:0;box-sizing:border-box;display:grid;grid-template-columns:var(--sb-col-mid) minmax(0,1fr);grid-template-rows:minmax(0,1fr);align-items:stretch;overflow:hidden;border:none;border-radius:0;background:var(--cream-page)}html.rd-subject-shell .subject-shell--rd .subject-shell__workspace:before{display:none}html.rd-subject-shell .subject-shell--rd .subject-shell__workspace.subject-shell__chrome--flashcards{grid-template-columns:var(--sb-col-mid) minmax(0,1fr)}html.rd-subject-shell .subject-shell--rd .subject-shell__workspace.subject-shell__chrome--mode-placeholder{grid-template-columns:minmax(0,1fr)}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-scroll--browse{padding-block:clamp(.75rem,1.5vh,1rem)}html.rd-subject-shell .subject-shell--rd .rd-subject-browse{width:100%;max-width:40rem;margin:0 auto;padding:0 1rem 1.5rem;box-sizing:border-box}.rd-subject-browse__head{margin-bottom:1rem}.rd-subject-browse__title{margin:0 0 .25rem;font-family:var(--font-hero),Georgia,serif;font-size:1.5rem;font-weight:400;color:var(--brown-title)}.rd-subject-browse__meta{margin:0 0 .75rem;font-size:.8125rem;color:#2d252080}.rd-subject-browse__list{border:1px solid rgba(45,37,32,.1);border-radius:10px;background:var(--cream-page)}.subject-shell__link-btn{border:none;background:none;padding:0;font:inherit;color:var(--rust-accent);cursor:pointer;text-decoration:underline}html.rd-subject-shell .subject-shell--rd .rd-subject-browse__catalog .subject-shell__topics-body{margin:0}html.rd-subject-shell .subject-shell--rd .rd-subject-browse__catalog .subject-shell__topics-scroll{max-height:min(62vh,36rem);padding:.15rem 0 .15rem .35rem}html.rd-subject-shell .subject-shell--rd .subject-shell__accordion--catalog{gap:0}html.rd-subject-shell .subject-shell--rd .subject-shell__accordion--catalog .subject-shell__acc-item{border-bottom:1px solid rgba(45,37,32,.06)}html.rd-subject-shell .subject-shell--rd .subject-shell__accordion--catalog .subject-shell__acc-item:last-child{border-bottom:none}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger-top{flex:1;justify-content:flex-start}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-count{margin-left:auto;flex-shrink:0;min-width:1.35rem;padding:.1rem .4rem;border-radius:999px;background:#2d25200d;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;letter-spacing:0;text-transform:none;color:#2d25206b;text-align:center}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger-label{font-size:.8125rem;font-weight:600;letter-spacing:-.01em;text-transform:none;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-panel{gap:0;padding:0 0 .35rem}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill--catalog{min-height:0;padding:.52rem .85rem .52rem 1.65rem;border-radius:0}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill-body{display:flex;align-items:baseline;gap:.65rem;min-width:0;flex:1}html.rd-subject-shell .subject-shell--rd .subject-shell__note-spec{flex-shrink:0;min-width:2.75rem;font-family:ui-monospace,Cascadia Code,SF Mono,Consolas,monospace;font-size:.6875rem;font-weight:500;letter-spacing:.02em;color:var(--rust-accent-deep);opacity:.85}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill--catalog .subject-shell__note-pill-text{font-size:.8125rem;font-weight:500;line-height:1.4;color:#2d2520c7}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill--catalog:hover:not(.subject-shell__note-pill--active) .subject-shell__note-pill-text{color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill--catalog.subject-shell__note-pill--active{background:var(--cream-warm)}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill--catalog.subject-shell__note-pill--active .subject-shell__note-pill-text{color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .rd-subject-browse .subject-shell__topics-heading{margin:0 0 .75rem}html.rd-subject-shell .subject-shell--rd .subject-shell__study-pills{margin:0 0 clamp(1.25rem,2.5vh,1.75rem)}html.rd-subject-shell .subject-shell--rd .subject-shell__study-pills-row{display:flex;flex-wrap:wrap;gap:.5rem}html.rd-subject-shell .subject-shell--rd .subject-shell__study-pill--active{border-color:#b86b526b;background:#f7f3ecd9;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__article-footer--accordions{display:flex;flex-direction:column;gap:.5rem;margin-top:clamp(1.5rem,3vh,2.25rem)}html.rd-subject-shell .subject-shell--rd .subject-shell__footer-acc{border:1px solid var(--ink-08);border-radius:12px;background:var(--cream-page);overflow:hidden}html.rd-subject-shell .subject-shell--rd .subject-shell__footer-acc-summary{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.75rem 1rem;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.8125rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-55);cursor:pointer;list-style:none}html.rd-subject-shell .subject-shell--rd .subject-shell__footer-acc-summary::-webkit-details-marker{display:none}html.rd-subject-shell .subject-shell--rd .subject-shell__footer-acc[open] .subject-shell__footer-acc-summary{color:var(--brown-title);border-bottom:1px solid var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__footer-acc-count{font-size:.6875rem;font-weight:600;letter-spacing:.08em;color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__footer-acc .subject-shell__resource-table,html.rd-subject-shell .subject-shell--rd .subject-shell__footer-acc .subject-shell__up-next-list,html.rd-subject-shell .subject-shell--rd .subject-shell__footer-acc .subject-shell__up-next-empty{padding:.65rem 1rem .85rem;margin:0}html.rd-subject-shell .subject-shell--rd .fc-shell__study-scroll{padding:clamp(.75rem,1.5vh,1rem) clamp(1rem,3vw,1.75rem) 2rem}html.rd-subject-shell .subject-shell--rd .fc-shell__poster{margin-bottom:var(--rd-space-block, 1.25rem)}html.rd-home .subject-shell--rd .subject-shell__workspace.subject-shell__chrome--mode-placeholder .subject-shell__reader{grid-column:1 / -1}html.rd-subject-shell .subject-shell--rd .subject-shell__topics{width:100%;padding:clamp(.75rem,1.5vh,1rem) clamp(1rem,2.5vw,1.35rem)}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-scroll{padding:clamp(.75rem,1.5vh,1rem) clamp(1.45rem,5.5vw,2rem) clamp(1.5rem,3vh,2.25rem)}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-scroll--idle{padding-block:0}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-empty--pick .subject-shell__reader-empty-title{font-size:clamp(1.25rem,1rem + .55vw,1.65rem);font-style:normal}html.rd-subject-shell .rd-home-layout--collapsed .rd-subject-main{width:100%}@media(max-width:1279px){html.rd-subject-shell .subject-shell--rd{--sb-col-mid: min(300px, 38vw)}}@media(max-width:860px){html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar{flex:0 0 auto;width:100%;border-right:none;border-bottom:1px solid var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__workspace{grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}html.rd-subject-shell .subject-shell--rd .subject-shell__workspace.subject-shell__chrome--flashcards{grid-template-rows:auto minmax(0,1fr)}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar-wrap{flex-basis:auto;width:100%;max-width:none;opacity:1;pointer-events:auto}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar-wrap--closed{display:none}}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__brand{margin-bottom:.15rem}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__brand-top{margin-bottom:.55rem}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__glyph{width:28px;height:28px;color:var(--rust-accent-deep)}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__glyph svg{width:18px;height:18px;color:var(--rust-accent)}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__title-block:before{display:block;width:20px;height:3px;border-radius:2px;background:var(--rust-accent-deep);opacity:.92;margin-bottom:.4rem}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__title{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:1.0625rem;font-weight:600;line-height:1.25;letter-spacing:-.01em}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__tagline{margin-top:.2rem;font-size:.75rem;line-height:1.35}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__sidebar-foot{padding-top:.65rem;gap:.35rem}html.rd-subject-shell .subject-shell--rd .rd-subject-nav{margin-top:.85rem;gap:2px}html.rd-subject-shell .subject-shell--rd .subject-shell__nav-btn.rd-sidebar__menu-btn{height:auto;min-height:0;padding:.52rem 10px;gap:.62rem;font-size:.8125rem;font-weight:500}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-list ul{gap:2px}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-row.rd-sidebar__menu-btn{height:auto;min-height:0;padding:.52rem 10px;gap:.55rem;border-radius:10px}html.rd-subject-shell .subject-shell--rd .subject-shell__mini-row.rd-sidebar__menu-btn svg{width:15px;height:15px;flex-shrink:0;color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__settings.rd-sidebar__menu-btn{width:100%;height:auto;min-height:0;margin-top:.15rem;padding:.52rem 10px;gap:.62rem;justify-content:flex-start;border:none;background:transparent;font-size:.8125rem;font-weight:500}html.rd-subject-shell .subject-shell--rd .subject-shell__settings.rd-sidebar__menu-btn>svg{width:17px;height:17px;color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar-search.rd-cmd__bar{height:44px;padding:0 .72rem 0 .85rem;gap:.55rem;border:none}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar-search .rd-cmd__input{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.8125rem;font-weight:500}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar-search .rd-cmd__kbd{font-size:10px;padding:2px 6px}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-intro-sync{display:none}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-heading{position:static;margin:0 0 .75rem}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-body{margin-top:0}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-item+.subject-shell__acc-item{margin-top:0}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger{min-height:0;height:auto;padding:.48rem .72rem}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger-top{gap:.55rem;min-height:0}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger-label{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#2d252073}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-chev-text{font-size:.625rem;color:#2d252059}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-panel{display:flex;flex-direction:column;gap:2px;padding:2px 0 4px}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill{height:auto;min-height:0;padding:.58rem .72rem;gap:.55rem}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill-left{gap:.55rem}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill-left>svg{width:14px;height:14px}html.rd-subject-shell .subject-shell--rd .subject-shell__note-pill-text{font-size:.875rem;line-height:1.35}html.rd-subject-shell .subject-shell--rd .subject-shell__note-dot{width:6px;height:6px;background:var(--rust-accent)}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-manage{height:auto;min-height:0;padding:.52rem 10px;border-radius:10px}html.rd-subject-shell .subject-shell--rd .subject-shell__empty{padding:.85rem .9rem;border-radius:12px;font-size:.875rem;line-height:1.45}html.rd-subject-shell .subject-shell--rd .subject-shell__placeholder-col{padding:.5rem 0}html.rd-subject-shell .subject-shell--rd .subject-shell__placeholder-btn{margin-top:.85rem;padding:.45rem .85rem;border-radius:999px;border:1px solid var(--ink-08);background:var(--cream-warm);font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.8125rem;font-weight:500;color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__placeholder-btn:hover{background:var(--ink-08);color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__reader{background:var(--cream-page)}html.rd-subject-shell .subject-shell--rd .subject-shell__article-frame{max-width:var(--subject-study-max, min(44rem, 100%));width:100%;margin-inline:auto;box-sizing:border-box}html.rd-subject-shell .subject-shell--rd.subject-shell--sidebar-open{--subject-study-max: min(40rem, 100%)}html.rd-subject-shell .subject-shell--rd.subject-shell--sidebar-collapsed{--subject-study-max: min(44rem, 100%)}html.rd-subject-shell .subject-shell--rd .subject-shell__article{max-width:none;width:100%;margin-inline:0;padding-inline:0}html.rd-subject-shell .subject-shell--rd .subject-shell__study-body{width:100%;min-width:0}html.rd-subject-shell .subject-shell--rd .subject-shell__study-body .note-study{margin-top:0;width:100%;box-sizing:border-box}html.rd-subject-shell .subject-shell--rd .subject-shell__study-body .note-study--quiz{margin-top:0}html.rd-subject-shell .subject-shell--rd .subject-shell__study-pills,html.rd-subject-shell .subject-shell--rd .subject-shell__article-footer--accordions{width:100%;max-width:var(--subject-study-max, min(44rem, 100%));margin-inline:auto;box-sizing:border-box}html.rd-subject-shell .subject-shell--rd .subject-shell__workspace.subject-shell__chrome--flashcards>.subject-shell__reader:only-child{grid-column:1 / -1}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-scroll--progress .rd-progress{width:100%;max-width:var(--subject-study-max, min(44rem, 100%));margin-inline:auto;box-sizing:border-box}html.rd-subject-shell .subject-shell--rd .fc-shell__study-frame{max-width:var(--subject-study-max, min(44rem, 100%));margin-inline:auto}html.rd-subject-shell .subject-shell--rd .rd-progress .rd-surface-card,html.rd-subject-shell .subject-shell--rd .rd-progress__topic-row.rd-surface-card{width:100%;max-width:none;padding:1rem 1.1rem 1.05rem;border:1px solid var(--ink-08);border-radius:14px;background:var(--cream-page);box-shadow:none}html.rd-subject-shell .subject-shell--rd .rd-progress__topic-row.rd-surface-card{padding:.65rem .75rem}html.rd-subject-shell .subject-shell--rd .fc-shell__face{border-color:var(--ink-08);border-radius:14px;background:var(--cream-page);box-shadow:none}html.rd-subject-shell .subject-shell--rd .fc-shell__face--back{background:var(--cream-warm)}html.rd-subject-shell .subject-shell--rd .fc-shell__rate-row .rd-btn{min-height:2.75rem;font-size:.8125rem}html.rd-subject-shell .subject-shell--rd .subject-shell__icon-btn{border:none;background:transparent;box-shadow:none;color:var(--ink-55)}html.rd-subject-shell .subject-shell--rd .subject-shell__icon-btn:hover{background:var(--ink-08);color:var(--brown-title);box-shadow:none}html.rd-subject-shell .subject-shell--rd .subject-shell__more-menu{border:1px solid var(--ink-08);background:var(--cream-page);box-shadow:0 12px 32px #3028221a}html.rd-subject-shell .subject-shell--rd .subject-shell__continue-card{height:auto;min-height:104px;padding:1rem 1.05rem;border-radius:14px;border-color:var(--ink-08);background:var(--cream-page);box-shadow:none}html.rd-subject-shell .subject-shell--rd .subject-shell__continue-card:hover,html.rd-subject-shell .subject-shell--rd .subject-shell__continue-card--active{box-shadow:none;background:var(--cream-warm);border-color:var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__continue-grid{gap:.65rem;margin-top:.85rem}html.rd-subject-shell .subject-shell--rd .subject-shell__resources-head,html.rd-subject-shell .subject-shell--rd .subject-shell__up-next-head{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;letter-spacing:.14em;color:#2d252073}html.rd-subject-shell .subject-shell--rd .subject-shell__resource-row{border-radius:10px;border-color:var(--ink-08);background:transparent}html.rd-subject-shell .subject-shell--rd .subject-shell__resource-row:hover{background:var(--cream-warm);border-color:var(--ink-08)}html.rd-subject-shell .subject-shell--rd .subject-shell__up-next-row{min-height:0;padding:.58rem .72rem;border-radius:10px;border:none;background:transparent}html.rd-subject-shell .subject-shell--rd .subject-shell__up-next-row:hover{background:var(--cream-warm);box-shadow:none}html.rd-subject-shell .subject-shell--rd .subject-shell__up-next-title,html.rd-subject-shell .subject-shell--rd .subject-shell__up-next-sku{font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.875rem;line-height:1.35;color:var(--sidebar-muted)}html.rd-subject-shell .subject-shell--rd .subject-shell__up-next-row:hover .subject-shell__up-next-title,html.rd-subject-shell .subject-shell--rd .subject-shell__up-next-row:hover .subject-shell__up-next-sku{color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__up-next-empty{font-family:var(--font-hero),Georgia,serif;font-style:italic;font-size:.9375rem;color:#2d252080}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-empty-kicker{margin:0 0 .45rem;font-family:var(--font-ui, var(--font)),system-ui,sans-serif;font-size:.6875rem;font-weight:600;font-style:normal;letter-spacing:.14em;text-transform:uppercase;color:#2d252073}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-empty-actions{margin-top:1.25rem;gap:.55rem}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-empty-actions .subject-shell__primary-btn,html.rd-subject-shell .subject-shell--rd .subject-shell__reader-empty-actions .subject-shell__ghost-btn{min-height:0;height:auto;padding:.52rem 1rem;border-radius:999px;font-size:.8125rem;font-weight:500}@media(max-width:860px){html.rd-subject-shell .rd-home-layout{flex-direction:column}}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__glyph{color:var(--rust-accent-deep)}html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar .subject-shell__glyph svg{color:var(--rust-accent)}html.rd-subject-shell .subject-shell--rd .subject-shell__topics-heading:after{content:"";display:block;width:1.35rem;height:2px;margin-top:.4rem;border-radius:1px;background:var(--rust-accent);opacity:.5}html.rd-subject-shell .subject-shell--rd .subject-shell__crumb--current{color:var(--rust-accent-deep)}html.rd-subject-shell .subject-shell--rd .subject-shell__pin-pill--on{color:var(--rust-accent-deep);border-color:rgba(var(--accent-rgb),.32)}html.rd-subject-shell .subject-shell--rd .subject-shell__spec-chip{color:var(--rust-accent-deep);border-color:rgba(var(--accent-rgb),.28);background:rgba(var(--accent-rgb),.06)}html.rd-subject-shell .subject-shell--rd .subject-shell__sidebar-search.rd-cmd__bar:focus-within{box-shadow:0 0 0 3px rgba(var(--accent-rgb),.16)}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger-label{color:rgba(var(--accent-rgb),.55)}html.rd-subject-shell .subject-shell--rd .subject-shell__acc-trigger:hover .subject-shell__acc-trigger-label{color:var(--rust-accent-deep)}html.rd-subject-shell .subject-shell--rd .subject-shell__accordion--catalog .subject-shell__acc-trigger{padding:.62rem .85rem}html.rd-subject-shell .subject-shell--rd .subject-shell__accordion--catalog .subject-shell__acc-trigger-label{font-size:.8125rem;font-weight:600;letter-spacing:-.01em;text-transform:none;color:var(--brown-title)}html.rd-subject-shell .subject-shell--rd .subject-shell__accordion--catalog .subject-shell__acc-trigger:hover .subject-shell__acc-trigger-label{color:var(--rust-accent-deep)}html.rd-subject-shell .subject-shell--rd .subject-shell__accordion--catalog .subject-shell__acc-panel{gap:0;padding:0 0 .35rem}html.rd-subject-shell .subject-shell--rd .rd-subject-browse__catalog .subject-shell__empty{margin:.85rem;border:none;background:var(--cream-warm)}.rd-shell-page__body--poster{overflow:auto;-webkit-overflow-scrolling:touch}.rd-page-poster{flex:1;display:flex;flex-direction:column;min-height:0;color:var(--brown-title);font-family:var(--font-ui, var(--font)),system-ui,sans-serif}.rd-page-poster__center{position:relative;z-index:1;flex:1;min-height:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:clamp(1.25rem,3vh,1.75rem);width:100%;max-width:100%;margin:0 auto;padding:clamp(1.25rem,3vh,2rem) clamp(1.45rem,5.5vw,3.75rem) calc(clamp(1rem,2.5vh,1.75rem) + env(safe-area-inset-bottom,0px))}.rd-page-kicker{margin:0;font-size:.625rem;font-weight:600;letter-spacing:.2em;text-transform:uppercase;text-align:center;color:#2d25207a}.rd-page-signature{margin:0;padding:0;font-family:var(--font-hero),Georgia,serif;font-size:clamp(2.4rem,calc(1.35rem + 4.8vw),4.75rem);font-style:italic;font-weight:400;line-height:.95;letter-spacing:-.02em;text-align:center;color:var(--rust-accent)}.rd-page-signature--compact{font-size:clamp(1.85rem,calc(1.1rem + 3.2vw),3rem);line-height:1.02}.rd-page-signature-dot{color:var(--rust-accent)}.rd-page-lead{margin:0;max-width:24rem;font-size:clamp(.9375rem,.85rem + .25vw,1.0625rem);font-weight:500;line-height:1.4;letter-spacing:-.01em;text-align:center;color:var(--sidebar-muted)}.rd-page-lead strong{color:var(--brown-title);font-weight:600}.rd-section-kicker,.rd-progress__stat-label{margin:0 0 var(--rd-space-tight, .45rem);font-family:var(--font),system-ui,sans-serif;font-size:.6875rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:#2d25208c}.rd-subject-poster{margin-bottom:var(--rd-space-block, 1.25rem)}.rd-subject-poster .rd-page-kicker,.rd-subject-poster .rd-page-signature,.rd-subject-poster .rd-page-signature--compact{text-align:left}.rd-subject-poster .rd-page-lead,.rd-subject-poster .rd-page-lead--left,.rd-page-lead--left{max-width:none;text-align:left}.rd-surface-card{width:min(100%,24rem);padding:clamp(1.5rem,3.5vw,1.85rem) clamp(1.35rem,3vw,1.65rem);border:1px solid rgba(45,37,32,.12);border-radius:14px;background:var(--paper-panel, #f7f3ec);box-shadow:0 8px 28px #30282212,0 2px 6px #3028220a}.rd-form-field{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1rem}.rd-form-fieldset{border:none;margin:0 0 1rem;padding:0}.rd-form-label{font-size:.6875rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#2d25209e}.rd-form-input,.rd-form-select{width:100%;min-height:2.75rem;padding:.62rem .75rem;border:1px solid rgba(45,37,32,.11);border-radius:10px;background:var(--cream-page, #fdfcfa);color:var(--brown-title);font:inherit;font-size:.875rem;transition:border-color var(--hover-dur, .15s) ease,box-shadow var(--hover-dur, .15s) ease}.rd-form-input:focus,.rd-form-select:focus{outline:none;border-color:#b86b5273;box-shadow:0 0 0 3px #b86b5229}.rd-chip-row{display:flex;flex-wrap:wrap;gap:.45rem}.rd-chip{padding:.45rem .85rem;border:1px solid var(--ink-08);border-radius:999px;background:transparent;font:inherit;font-size:.8125rem;font-weight:500;color:var(--brown-title);cursor:pointer;transition:border-color var(--hover-dur, .15s) ease,background var(--hover-dur, .15s) ease}.rd-chip:hover{border-color:#b86b5247}.rd-chip--on{border-color:#b86b5273;background:#b86b521a}.rd-form-actions{display:flex;flex-wrap:wrap;gap:.5rem}.rd-btn{appearance:none;display:inline-flex;align-items:center;justify-content:center;min-height:2.65rem;padding:.58rem 1rem;border-radius:10px;font:inherit;font-size:.875rem;font-weight:600;cursor:pointer;transition:background var(--hover-dur, .15s) ease,border-color var(--hover-dur, .15s) ease,transform var(--hover-dur, .15s) ease}.rd-btn:disabled{opacity:.45;cursor:not-allowed}.rd-btn--primary{border:1px solid var(--brown-title);background:var(--brown-title);color:#fefdfb}.rd-btn--primary:hover:not(:disabled){background:#1f1916;border-color:#1f1916;transform:translateY(-1px)}.rd-btn--ghost{border:1px solid var(--ink-08);background:transparent;color:var(--sidebar-muted)}.rd-btn--ghost:hover:not(:disabled){background:var(--ink-08);color:var(--brown-title)}.rd-btn:focus-visible{outline:2px solid var(--rust-accent);outline-offset:2px}.rd-page-reveal{opacity:0;transform:translateY(14px);transition:opacity .72s var(--ease-out-soft, ease),transform .72s var(--ease-out-soft, ease)}.rd-page-poster--entered .rd-page-reveal--0,.rd-page-shell--entered .rd-page-reveal--0{opacity:1;transform:translateY(0);transition-delay:0s}.rd-page-poster--entered .rd-page-reveal--1,.rd-page-shell--entered .rd-page-reveal--1{opacity:1;transform:translateY(0);transition-delay:.08s}.rd-page-poster--entered .rd-page-reveal--2,.rd-page-shell--entered .rd-page-reveal--2{opacity:1;transform:translateY(0);transition-delay:.16s}@media(prefers-reduced-motion:reduce){.rd-page-reveal{opacity:1;transform:none;transition:none}}html.rd-subject-shell.rd-tokens .quizzes__rail,html.rd-subject-shell.rd-tokens .quizzes__card,html.rd-subject-shell.rd-tokens .quizzes-empty,html.rd-subject-shell.rd-tokens .quizzes__summary,html.rd-subject-shell.rd-tokens .note-study:not(.spot-stage--fill),html.rd-subject-shell.rd-tokens .flashcards__deck-rail,html.rd-subject-shell.rd-tokens .flashcards__complete{border-radius:14px;border-color:var(--ink-08);background:var(--cream-page)}html.rd-subject-shell.rd-typography .quizzes-empty__title,html.rd-subject-shell.rd-typography .flashcards__empty-title,html.rd-subject-shell.rd-typography .note-study__empty-title,html.rd-subject-shell.rd-typography .note-study__title{font-family:var(--font-hero),Georgia,serif;font-size:clamp(1.25rem,1rem + .5vw,1.5rem);font-weight:400;line-height:1.15;color:var(--brown-title)}html.rd-subject-shell.rd-typography .quizzes__rail-heading,html.rd-subject-shell.rd-typography .quizzes__head-kicker,html.rd-subject-shell.rd-typography .note-study__kicker,html.rd-subject-shell.rd-typography .flashcards__stage-kicker,html.rd-subject-shell.rd-typography .flashcards__complete-kicker,html.rd-subject-shell.rd-typography .quizzes__summary-kicker{font-size:.625rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:#2d25207a}html.rd-subject-shell.rd-tokens .quizzes__primary-btn,html.rd-subject-shell.rd-tokens .flashcards__btn--primary,html.rd-subject-shell.rd-tokens .note-study__btn--primary{border-color:var(--brown-title);background:var(--brown-title);color:#fefdfb}html.rd-subject-shell.rd-tokens .quizzes__ghost-btn,html.rd-subject-shell.rd-tokens .flashcards__btn--secondary,html.rd-subject-shell.rd-tokens .note-study__btn:not(.note-study__btn--primary){border-color:var(--ink-08);background:transparent;color:var(--sidebar-muted)}html.rd-subject-shell.rd-tokens .note-study.spot-stage--fill,html.rd-subject-shell.rd-tokens .quizzes-empty.spot-stage--fill,html.rd-subject-shell.rd-tokens .flashcards__empty.spot-stage--fill,html.rd-subject-shell.rd-tokens .flashcards__complete.spot-stage--fill{border:none;background:transparent;box-shadow:none}html.rd-account .rd-shell{flex:1;display:flex;flex-direction:column;min-height:0;max-height:100%;overflow:hidden}html.rd-account .rd-account-layout{flex:1;display:flex;align-items:stretch;min-height:0;overflow:hidden}html.rd-account .rd-account-main{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;overflow:hidden}html.rd-account .rd-shell-page__body--account{flex:1;min-height:0;overflow:auto;-webkit-overflow-scrolling:touch}html.rd-account .rd-account-page{width:100%;max-width:40rem;margin:0 auto;padding:clamp(1.25rem,3vh,2rem) clamp(1.25rem,4vw,2rem) calc(2rem + env(safe-area-inset-bottom,0px))}html.rd-account .rd-account-page__head{margin-bottom:1.25rem}html.rd-account .rd-account-page__head .rd-page-kicker,html.rd-account .rd-account-page__head .rd-page-signature,html.rd-account .rd-account-page__head .rd-page-lead{text-align:left}html.rd-account .rd-page-lead--left{max-width:none;text-align:left}html.rd-account .rd-account-page__stack{display:flex;flex-direction:column;gap:1rem}html.rd-account .rd-home-layout--collapsed .rd-account-main{width:100%}html.rd-account .rd-surface-card{width:100%;max-width:none}@media(max-width:860px){html.rd-account .rd-account-layout{flex-direction:column}html.rd-account .rd-home-layout--collapsed .rd-account-nav{display:none}}.rd-visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:860px){html.rd-home .editorial-hero__inner,html.rd-account .rd-account-page,html.rd-subject-shell .subject-shell--rd .rd-subject-sidebar{padding-inline:max(1rem,env(safe-area-inset-left,0px)) max(1rem,env(safe-area-inset-right,0px))}html.rd-home .rd-shell-chrome,html.rd-account .rd-shell-chrome,html.rd-subject-shell .rd-shell-chrome{padding-inline:max(12px,env(safe-area-inset-left,0px)) max(12px,env(safe-area-inset-right,0px))}html.rd-home .rd-home-prompt{margin-bottom:clamp(.85rem,2.4vh,1.2rem)}html.rd-home .rd-home-hero__mid{margin:clamp(.4rem,1.1vh,.6rem) 0}html.rd-home .rd-home-hero__below .rd-resume{margin-top:clamp(.45rem,1.2vh,.65rem)}html.rd-home .editorial-hero__inner{padding-bottom:clamp(1.25rem,4.5vh,2.25rem)}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-scroll:not(.subject-shell__reader-scroll--idle){padding-inline:max(1rem,env(safe-area-inset-left,0px)) max(1rem,env(safe-area-inset-right,0px))}html.rd-subject-shell .subject-shell--rd .subject-shell__topics{padding-inline:max(.85rem,env(safe-area-inset-left,0px)) max(.85rem,env(safe-area-inset-right,0px))}html.rd-subject-shell .subject-shell--rd .rd-subject-nav{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px}html.rd-subject-shell .subject-shell--rd .rd-subject-nav::-webkit-scrollbar{display:none}}@media(max-width:720px){html.rd-home .rd-ai-quota--minimal{width:min(196px,64%)}html.rd-home .rd-sidebar__subjects{gap:6px}}@media(max-width:480px){html.rd-home .rd-sidebar__subjects,html.rd-home .rd-sidebar__lower{grid-template-columns:1fr}html.rd-home .rd-cmd__bar{height:50px;padding-inline:.9rem}}.subject-shell__topics-back{display:none;margin:0 0 .65rem;border:none;background:none;padding:0;font-family:var(--font-ui, var(--font));font-size:.8125rem;font-weight:500;color:var(--rust-accent);cursor:pointer}@media(max-width:860px){.subject-shell__topics-back{display:inline-flex;align-items:center}html.rd-subject-shell .subject-shell--rd .subject-shell__reader-scroll--browse{padding-bottom:1.5rem}}html.theme-dark{color-scheme:dark;--cream-page: #1c1815;--cream-warm: #221d19;--cream-deep: #2c2520;--paper-panel: #2a231f;--paper-panel-hover: #332b26;--creme: #2c2520;--creme-deep: #352d27;--brown-title: #f0e8df;--brown-name: #c4b5a8;--brown-muted: #a6988d;--text-on-creme: #f0e8df;--text-muted-creme: rgba(240, 232, 223, .52);--text-subtle: rgba(240, 232, 223, .58);--black: #f0e8df;--text: var(--brown-title);--panel-fill: #141110;--panel-surface: #221d19;--panel-elevated: #2e2822;--text-on-dark: #f5ebe0;--text-muted-dark: rgba(245, 235, 224, .52);--sheet-bg: #2c2520;--sheet-surface: #352d27;--sheet-edge: rgba(240, 232, 223, .1);--nav-bar-solid: var(--cream-page);--nav-tab-muted: #9a9188;--ref-muted: #9a9188;--segment-track: var(--cream-deep);--segment-active-fill: var(--paper-panel);--stitch: rgba(240, 232, 223, .08);--shadow-btn: 0 1px 4px rgba(0, 0, 0, .22), 0 1px 1px rgba(0, 0, 0, .16);--shadow-btn-hover: 0 2px 10px rgba(0, 0, 0, .28), 0 1px 2px rgba(0, 0, 0, .18);--shadow-dock: 0 8px 28px rgba(0, 0, 0, .32), 0 1px 0 rgba(255, 255, 255, .04) inset;--dock-grey: #7a7168;--dock-grey-hover: #8c8278;--ink: #f0e8df;--ink-08: rgba(240, 232, 223, .08);--ink-30: rgba(240, 232, 223, .3);--ink-55: rgba(240, 232, 223, .55);--sidebar-muted: rgba(240, 232, 223, .72)}html.theme-dark body{background-color:var(--cream-page);color:var(--text-on-creme)}html.theme-dark .hero-greeting__line{color:var(--brown-title)}html.theme-dark .kbd-help{background:#0806059e}html.theme-dark .kbd-help__dialog{box-shadow:0 30px 60px #0000007a}html.theme-dark .toast--success{background:linear-gradient(180deg,var(--panel-surface) 0%,var(--panel-fill) 100%)}