:root{--bg: #f6f5f2;--surface: #ffffff;--text: #16151a;--muted: #6b6976;--line: #e4e2dc;--accent: #5b4bff;--accent-soft: #ece9ff;color-scheme:light dark}@media (prefers-color-scheme: dark){:root{--bg: #0f0f13;--surface: #18181f;--text: #f1f0f5;--muted: #9a98a6;--line: #2a2933;--accent: #8c80ff;--accent-soft: #24213d}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:15px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}button{font:inherit;color:inherit}.app{height:100vh;height:100dvh}.pane{padding:20px;display:flex;flex-direction:column;gap:16px;min-height:100%}.pane-secondary{background:var(--surface);padding-bottom:64px}[data-fold-mode=single] .pane{min-height:auto}.hinge-line{height:100%;width:100%;background:var(--line)}.top{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.brand{margin:0;font-weight:800;font-size:20px;letter-spacing:-.02em;display:flex;align-items:center;gap:8px}.logo{color:var(--accent);letter-spacing:-.2em}.dot{color:var(--accent)}.tabs{display:flex;gap:4px;margin-left:auto;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:3px}.tabs button{border:0;background:none;padding:6px 12px;border-radius:7px;cursor:pointer}.tabs button[aria-pressed=true]{background:var(--accent);color:#fff}.chip{font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent);text-transform:uppercase;letter-spacing:.05em}.list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.list button{width:100%;text-align:left;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:12px 14px;display:grid;gap:2px;cursor:pointer}.list button span{color:var(--muted);font-size:14px}.list button[aria-current=true]{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.reader h2{margin:0 0 8px;font-size:24px;letter-spacing:-.01em}.reader p{margin:0 0 8px}.muted{color:var(--muted);font-size:14px}.stage{flex:1;min-height:220px;border-radius:16px;display:grid;place-items:center;overflow:hidden}.video{background:radial-gradient(circle at 30% 30%,#ff7a59,transparent 50%),radial-gradient(circle at 70% 70%,#5b4bff,transparent 55%),#1b1830}.play{width:72px;height:72px;border-radius:50%;background:#fff3;color:#fff;display:grid;place-items:center;font-size:28px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.map{background:linear-gradient(90deg,transparent 49%,#fff6 49% 51%,transparent 51%) 0 0 / 80px 80px,linear-gradient(0deg,transparent 49%,#fff6 49% 51%,transparent 51%) 0 0 / 80px 80px,linear-gradient(135deg,#7ccf9a,#4fa3c7)}.pin{color:#ff4d4d;font-size:32px;text-shadow:0 4px 10px #0005}.controls{display:flex;flex-direction:column;gap:16px}.progress{height:6px;border-radius:3px;background:var(--line);overflow:hidden}.progress span{display:block;height:100%;background:var(--accent)}.buttons{display:flex;justify-content:center;gap:16px}.buttons button{width:56px;height:56px;border-radius:50%;border:1px solid var(--line);background:var(--bg);font-size:20px;cursor:pointer}.hint{margin-top:auto;border-top:1px solid var(--line);padding-top:16px}.hint p{margin:0 0 10px;color:var(--muted);font-size:14px}.hint pre{margin:0;padding:12px 14px;border-radius:10px;background:var(--bg);border:1px solid var(--line);overflow-x:auto;font-size:13px}.links{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:12px!important}.links a{color:var(--accent);font-weight:600;text-decoration:none}.links a:hover{text-decoration:underline}.links code{background:var(--accent-soft);color:var(--accent);padding:2px 8px;border-radius:6px;font-size:13px}.fw-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}.fw-host{display:contents}.fw-card{border:1px solid var(--line);background:var(--surface);border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:6px}.fw-name{display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px}.fw-dot{width:10px;height:10px;border-radius:50%;flex:none}.fw-dot.react{background:#58c4dc}.fw-dot.vue{background:#42b883}.fw-dot.svelte{background:#ff3e00}.fw-dot.vanilla{background:#f7df1e}.fw-posture{font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--accent)}.fw-meta{color:var(--muted);font-size:13px}.fw-card code{font-size:12px;color:var(--muted)}