:root{--bg: #f6f1e8;--paper: #fffdf9;--paper-2: #f1ebe1;--ink: #161818;--ink-soft: #626764;--line: rgba(22, 24, 24, .1);--accent: #246a5a;--accent-soft: rgba(36, 106, 90, .08);--good: #246a5a;--bad: #a95442;--shadow: 0 16px 40px rgba(31, 28, 23, .06)}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;font-family:Manrope,sans-serif;color:var(--ink);background:radial-gradient(circle at top left,rgba(36,106,90,.05),transparent 22%),linear-gradient(180deg,#fbf8f2 0%,var(--bg) 100%);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}button,a{transition:background-color .16s ease,border-color .16s ease,color .16s ease,transform .16s ease}button,input,textarea,select{font:inherit}.app-shell{min-height:100vh;padding:18px}.topbar{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;padding:16px 0 20px;border-bottom:1px solid var(--line)}.brand-lockup strong,.status-lockup strong{display:block;font-size:.95rem}.eyebrow,.metric-row span,.dense-item .eyebrow{display:block;margin:0;letter-spacing:.12em;text-transform:uppercase;font-size:.72rem;font-weight:800;color:var(--ink-soft)}.topnav{display:flex;justify-content:center;gap:10px}.nav-link{padding:10px 14px;border-radius:999px;text-decoration:none;color:var(--ink-soft);font-weight:700}.nav-link.active,.nav-link:hover{color:var(--ink);background:var(--paper);box-shadow:var(--shadow)}.page-shell{animation:fade-in .22s ease both}.footer-note{padding:18px 0 0}.footer-note p{margin:0;color:var(--ink-soft)}.route-stack{display:grid;gap:28px;padding:28px 0 0}.hero,.panel,.side-panel,.support-block{background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow)}.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.44fr);gap:28px;padding:34px;border-radius:30px}.hero-copy,.hero-aside,.workspace-header,.panel,.side-panel,.support-block{min-width:0}.hero-copy h1,.hero-copy h2,.page-title,.panel-head h3,.module-row h3,.support-block h3,.side-panel h3{margin:0;font-family:Alegreya,serif;line-height:.98;color:var(--ink)}.hero-copy h1{margin-top:14px;font-size:clamp(3rem,6vw,5.2rem);max-width:7ch}.hero-copy h2{margin-top:14px;font-size:clamp(1.4rem,2.4vw,2.1rem);max-width:14ch}.lede,.page-copy,.panel-head p,.summary-line p,.feedback,.module-row p,.plain-list li,.dense-item p,.side-panel p{line-height:1.68;color:var(--ink-soft)}.lede{max-width:56ch;margin:18px 0 0}.action-row,.pill-row,.token-row{display:flex;flex-wrap:wrap;gap:10px}.action-row{margin-top:24px}.button-primary,.button-secondary,.choice-button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 16px;border-radius:999px;border:1px solid var(--line);font-weight:700}.button-primary{background:var(--ink);color:#fff;border-color:var(--ink)}.button-secondary,.choice-button{background:transparent;color:var(--ink)}.button-primary:hover,.button-secondary:hover,.choice-button:hover,.module-row:hover{transform:translateY(-1px)}.hero-aside{display:grid;gap:14px;align-content:start;padding-left:12px;border-left:1px solid var(--line)}.summary-line strong{display:block;margin-top:8px;font-size:1.1rem;line-height:1.3}.summary-line p{margin:10px 0 0}.section-grid,.support-grid{display:grid;gap:16px}.module-row{display:grid;grid-template-columns:minmax(0,.4fr) minmax(0,1fr) auto;align-items:center;gap:18px;padding:18px 0;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}.module-row h3{margin-top:8px;font-size:1.7rem}.module-row p{margin:0}.module-row span:last-child{font-weight:700;color:var(--accent)}.support-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.support-block{padding:24px;border-radius:24px}.support-block h3{margin-top:10px;font-size:2rem}.plain-list{margin:18px 0 0;padding-left:20px}.plain-list li+li{margin-top:8px}.metric-list{display:grid;gap:12px;margin-top:18px}.metric-row{display:flex;align-items:end;justify-content:space-between;gap:16px;padding-bottom:10px;border-bottom:1px solid var(--line)}.metric-row strong{font-size:1.8rem;line-height:1}.workspace-header{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:18px;padding-bottom:12px;border-bottom:1px solid var(--line)}.page-title{margin-top:10px;font-size:clamp(2.6rem,4.4vw,4rem)}.page-copy{margin:14px 0 0;max-width:54ch}.workspace-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.52fr);gap:20px}.workspace-grid.reading-layout{grid-template-columns:220px minmax(0,1fr) minmax(280px,.52fr)}.reading-nav-column,.main-column,.side-column{min-width:0}.section-sidebar{position:sticky;top:20px;display:grid;gap:10px}.current-lesson-card{padding:16px;border-radius:18px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow)}.current-lesson-card strong{display:block;margin-top:8px;font-size:1rem}.current-lesson-card p:last-child{margin:10px 0 0;color:var(--ink-soft);line-height:1.55}.section-link{display:grid;gap:6px;width:100%;padding:14px 16px;text-align:left;border-radius:18px;border:1px solid var(--line);background:var(--paper);color:var(--ink);box-shadow:var(--shadow)}.section-link strong{font-size:.98rem;line-height:1.3}.section-link.active{border-color:var(--accent);background:var(--accent-soft)}.main-column{display:grid;gap:18px}.panel,.side-panel{padding:22px;border-radius:24px}.panel-head h3,.side-panel h3{margin-top:8px;font-size:1.8rem}.two-up{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.practice-surface{display:grid;gap:10px;margin-top:18px;padding:18px;border-radius:18px;background:var(--paper-2)}.practice-surface strong{line-height:1.2}.exercise-block{display:grid;align-content:start;gap:0;padding:18px;border-radius:18px;background:var(--paper-2)}.exercise-prompt{display:block;margin-top:10px;font-size:1.35rem;line-height:1.2}.practice-large strong{font-size:1.45rem;max-width:18ch}.token-row,.pill-row{margin-top:18px}.token{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-weight:700}.choice-button.active{background:var(--accent);color:#fff;border-color:var(--accent)}.dense-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:18px}.dense-grid.compact{grid-template-columns:repeat(2,minmax(0,1fr))}.dense-item{padding:16px;border-radius:18px;background:var(--paper-2)}.dense-item strong{display:block;margin-top:8px;line-height:1.3}.dialogue-stack{display:grid;gap:10px;margin-top:18px}.dialogue-stack p{margin:0;padding:14px 16px;border-radius:16px;background:var(--paper-2);color:var(--ink-soft)}.stacked-actions{display:grid;gap:10px;margin-top:18px}.stacked-actions .choice-button{justify-content:flex-start}.feedback{margin:16px 0 0}.feedback-neutral{color:var(--ink-soft)}.feedback-good{color:var(--good)}.feedback-bad{color:var(--bad)}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@media(max-width:1024px){.hero,.support-grid,.workspace-grid,.workspace-grid.reading-layout,.two-up,.dense-grid,.dense-grid.compact{grid-template-columns:1fr}.hero-aside{padding-left:0;border-left:0;border-top:1px solid var(--line);padding-top:16px}}@media(max-width:820px){.app-shell{padding:14px}.topbar,.workspace-header,.module-row{grid-template-columns:1fr}.section-sidebar{position:static}.topnav{justify-content:flex-start;flex-wrap:wrap}.hero{padding:24px}.hero-copy h1{font-size:clamp(2.6rem,14vw,4rem)}.hero-copy h2{font-size:1.3rem}.button-primary,.button-secondary,.choice-button{width:100%}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}