:root{--bg: #14161a;--surface: #1e2127;--surface-2: #272b33;--text: #f3f1ec;--text-dim: #b9b6ae;--accent: #8fd3b6;--accent-ink: #0f241b;--line: rgba(255, 255, 255, .12);--radius: 16px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);color-scheme:dark}*{box-sizing:border-box}html,body,#root{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Atkinson Hyperlegible,sans-serif;font-size:18px;line-height:1.45;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}a{color:var(--accent)}:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.picker{min-height:100%;max-width:560px;margin:0 auto;padding:calc(28px + var(--safe-top)) 16px calc(28px + var(--safe-bottom))}.picker-head h1{font-size:2rem;margin:0 0 6px;letter-spacing:-.01em}.picker-head p{margin:0;color:var(--text-dim);font-size:1.1rem}.picker-head .picker-done{margin-top:10px;color:var(--accent)}.picker-label{font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);margin:28px 0 10px}.topics{list-style:none;margin:0;padding:0;display:grid;gap:10px}.topic{width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);text-align:left}.topic:active{background:var(--surface-2)}.topic-last{border-color:var(--accent)}.topic-name{font-size:1.15rem;font-weight:600}.topic-meta{color:var(--text-dim);font-size:.9rem;white-space:nowrap}.picker-foot{margin-top:32px;color:var(--text-dim);font-size:.9rem}.picker-foot p{margin:0 0 6px}.link{background:none;border:0;padding:8px 0;color:var(--text-dim);text-decoration:underline}.session{position:fixed;inset:0;background:#000}.bar{position:absolute;z-index:5;left:0;right:0;top:0;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:calc(10px + var(--safe-top)) 12px 18px;background:linear-gradient(to bottom,rgba(0,0,0,.7),transparent);transition:opacity .3s}.bar-hidden{opacity:0;pointer-events:none}.chip{min-height:44px;padding:8px 14px;border-radius:999px;border:1px solid var(--line);background:#14161abf;font-size:.95rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar>.chip:first-child{flex:0 1 auto;min-width:0}.sound{flex:none}.sound[aria-pressed=true]{border-color:var(--accent);color:var(--accent)}.progress{display:flex;align-items:center;gap:6px;flex:none}.dot{width:9px;height:9px;border-radius:50%;background:#ffffff4d}.dot-past{background:#8fd3b68c}.dot-now{background:var(--accent);transform:scale(1.35)}.count{font-variant-numeric:tabular-nums;font-size:.85rem;color:var(--text-dim);margin-left:4px}.feed{height:100%;overflow-y:scroll;scroll-snap-type:y mandatory;overscroll-behavior:contain;scrollbar-width:none}.feed::-webkit-scrollbar{display:none}.slide{position:relative;height:100vh;height:100dvh;scroll-snap-align:start;scroll-snap-stop:always;overflow:hidden}.player{position:absolute;inset:0;background:#000}.player-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;opacity:.35}.player-host,.player-host iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.player-touch{position:absolute;inset:0;z-index:2;background:transparent;border:0;padding:0;display:flex;align-items:center;justify-content:center}.player-badge{padding:12px 18px;border-radius:999px;background:#000000a6;font-weight:600;font-size:1rem}.player-failed{position:absolute;inset:0;z-index:3;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;text-align:center;padding:16px}.player-failed p{margin:0;font-size:1.1rem}.player-failed .muted{color:var(--text-dim);font-size:.95rem}.player-failed a{font-size:1.1rem;font-weight:600;padding:10px}.caption{position:absolute;z-index:3;left:0;right:0;bottom:0;padding:48px 16px calc(20px + var(--safe-bottom));background:linear-gradient(to top,rgba(0,0,0,.88) 55%,transparent);pointer-events:none}.caption a{pointer-events:auto}.caption-title{margin:0;font-size:1.35rem;line-height:1.25;font-weight:700;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.caption-channel{margin:4px 0 0;color:var(--text-dim);font-size:.95rem}.rec{margin:12px 0 0}.rec blockquote{margin:0;font-size:1.15rem;line-height:1.4;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.rec figcaption{margin-top:6px;color:var(--text-dim);font-size:.9rem}.next-hint{position:absolute;z-index:4;right:16px;bottom:calc(50% - 22px);min-height:44px;padding:10px 18px;border-radius:999px;background:var(--accent);color:var(--accent-ink);border:0;font-weight:700}.done{background:var(--bg);display:flex;align-items:center;justify-content:center}.done-inner{text-align:center;padding:24px 16px calc(24px + var(--safe-bottom));max-width:420px}.done-mark{width:72px;height:72px;margin:0 auto 20px;border-radius:50%;display:grid;place-items:center;background:#8fd3b626;color:var(--accent);font-size:2rem}.done h1{font-size:1.9rem;margin:0 0 8px}.done-sub{margin:0;color:var(--text-dim);font-size:1.05rem}.done-streak{margin:10px 0 0;color:var(--accent)}.primary{margin-top:32px;width:100%;min-height:56px;border:0;border-radius:var(--radius);background:var(--accent);color:var(--accent-ink);font-size:1.1rem;font-weight:700}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.dot-now{transform:none}}