:root{color-scheme:dark;--background: #101914;--surface: #17251c;--text: #edf1e8;--muted: #adbbae;--accent: #c3ec8b;--danger: #f2a38f;--border: #344535;font-family:system-ui,sans-serif;background:var(--background);color:var(--text)}*{box-sizing:border-box}body{margin:0}a{color:var(--accent)}code{font-family:ui-monospace,monospace;font-size:.9em;overflow-wrap:anywhere}.shell{max-width:1160px;min-height:100vh;margin:auto;padding:32px;display:flex;flex-direction:column}.topbar{display:flex;justify-content:space-between;gap:16px;align-items:center;flex-wrap:wrap}.brand{font-weight:750;letter-spacing:.1em;color:var(--text);text-decoration:none}.session{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.status{font-size:.8rem;color:var(--muted)}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border:1px solid var(--border);border-radius:32px;background:transparent;color:var(--text);font:inherit;font-weight:600;text-decoration:none;cursor:pointer}.button:hover{border-color:var(--accent)}.button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.button:disabled{opacity:.6;cursor:progress}.button.primary{background:var(--accent);border-color:var(--accent);color:var(--background)}.button.small{min-height:36px;padding:0 16px;font-size:.85rem}.page{flex:1;padding:96px 0 64px}.page.narrow{max-width:720px}.page-header{margin-bottom:32px}.eyebrow{color:var(--accent);font-size:.72rem;letter-spacing:.18em}h1{font-size:clamp(2.5rem,7vw,5.5rem);letter-spacing:-.05em;line-height:1;margin:24px 0}.page.narrow h1,.page-header h1{font-size:clamp(2rem,5vw,3.5rem)}h2{font-size:1.1rem;margin:48px 0 16px}.intro{font-size:1.15rem;max-width:640px;line-height:1.65;color:var(--muted)}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:32px 0}.notice{margin:24px 0;padding:16px;border-left:2px solid var(--accent);background:var(--surface);line-height:1.6}.notice p{margin:0}.notice .actions{margin:16px 0 0}.notice.error{border-left-color:var(--danger)}.panel{padding:24px;border:1px solid var(--border);border-radius:12px;background:var(--surface)}.panel h2{margin-top:0}.facts{display:grid;grid-template-columns:max-content 1fr;gap:12px 24px;margin:0}.facts dt{color:var(--muted)}.facts dd{margin:0}.modules{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.modules li{border-top:1px solid var(--border);padding:20px 0}.modules h3{margin:12px 0 8px;font-size:1rem}.modules p{color:var(--muted);line-height:1.6;margin:0}.badge{font-size:.75rem;color:var(--muted)}.badge.available{color:var(--accent)}.footer{border-top:1px solid var(--border);padding-top:24px;color:var(--muted);font-size:.8rem}@media(max-width:800px){.modules{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.shell{padding:16px}.page{padding-top:56px}.modules,.facts{grid-template-columns:1fr}.facts dd{margin-bottom:8px}}