:root{--bg: #0d0a07;--bg2: #14100a;--fg: #f3e8d4;--muted: #b3a285;--gold: #e9c275;--gold-deep: #c89b4d;--gold-soft: rgba(233, 194, 117, .12);--gold-line: rgba(233, 194, 117, .32);--card: #1a140d;--card2: #221a10;--line: #382c1b;--word: #f1c979;--word-zh: #c9a86a;--ok: #7bd0a0;--bad: #e07a8e;--radius: 16px}*{box-sizing:border-box}button{-webkit-tap-highlight-color:transparent;touch-action:manipulation;font-family:inherit}html,body{margin:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}body{background:radial-gradient(1200px 600px at 50% -10%,rgba(233,194,117,.1),transparent 60%),var(--bg)}.app{max-width:760px;margin:0 auto;padding:0 14px 70px}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 0;background:linear-gradient(#0d0a07f5,#0d0a07b8);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--gold-line)}.brand{border:none;background:none;font-size:17px;font-weight:800;color:var(--gold);letter-spacing:.5px;cursor:pointer}.accent-toggle{display:flex;align-items:center;gap:6px}.accent-label{font-size:12px;color:var(--muted)}.accent-toggle button{border:1px solid var(--line);background:var(--card);color:var(--muted);padding:6px 12px;border-radius:999px;font-size:13px;cursor:pointer}.accent-toggle button.on{background:linear-gradient(180deg,var(--gold),var(--gold-deep));color:#2a1d08;border-color:var(--gold);font-weight:700}.section-title{font-size:15px;color:var(--gold);letter-spacing:1px;margin:26px 4px 12px;font-weight:700}.back{border:none;background:none;color:var(--gold);font-size:15px;cursor:pointer;padding:6px 0}.hero{position:relative;margin:0 -14px;height:300px;overflow:hidden;display:flex;align-items:flex-end}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.hero-overlay{position:relative;width:100%;padding:22px 18px 24px;background:linear-gradient(transparent,#0d0a078c 40%,#0d0a07f2)}.hero-title{margin:0;font-size:30px;font-weight:900;letter-spacing:2px;background:linear-gradient(180deg,#fbe7b6,var(--gold) 60%,var(--gold-deep));-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:0 2px 18px rgba(233,194,117,.25)}.hero-sub{margin:8px 0 0;font-size:13px;color:var(--fg);opacity:.85}.part-grid{display:grid;gap:14px}.part-card{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px;cursor:pointer;overflow:hidden;position:relative;transition:transform .08s ease,border-color .15s ease}.part-card:active{transform:scale(.99)}.part-card:hover{border-color:var(--gold-line)}.part-cover-wrap{position:relative;flex:none}.part-cover{width:104px;height:138px;border-radius:12px;object-fit:cover;display:block;background:var(--card2)}.part-no{position:absolute;left:8px;top:8px;font-size:11px;font-weight:800;color:#2a1d08;background:linear-gradient(180deg,var(--gold),var(--gold-deep));padding:2px 8px;border-radius:999px;letter-spacing:.5px}.part-info{flex:1;min-width:0;display:flex;flex-direction:column}.part-title{font-size:19px;margin:2px 0 4px;color:var(--fg)}.part-range{font-size:12px;color:var(--gold);letter-spacing:1px}.part-intro{color:var(--muted);font-size:13px;line-height:1.6;margin:8px 0 0;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.part-go{margin-top:10px;font-size:13px;font-weight:700;color:var(--gold)}.pd-hero{position:relative;margin:12px -14px 0;height:210px;overflow:hidden;display:flex;align-items:flex-end}.pd-cover{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.pd-hero-text{position:relative;width:100%;padding:16px 18px 18px;background:linear-gradient(transparent,#0d0a07eb)}.pd-no{font-size:12px;font-weight:800;color:#2a1d08;background:linear-gradient(180deg,var(--gold),var(--gold-deep));padding:2px 10px;border-radius:999px;letter-spacing:1px}.pd-title{font-size:26px;margin:10px 0 4px;color:var(--fg)}.pd-range{font-size:13px;color:var(--gold);letter-spacing:1px}.pd-intro{color:var(--muted);font-size:14px;line-height:1.7;margin:14px 4px 0}.pd-progress{display:flex;align-items:center;gap:10px;margin:16px 4px 4px}.pd-progress-bar{flex:1;height:8px;background:var(--card2);border-radius:999px;overflow:hidden}.pd-progress-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--gold-deep),var(--gold));border-radius:999px;transition:width .3s ease}.pd-progress-label{font-size:12px;color:var(--muted);white-space:nowrap}.chapter-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}.chapter-item{display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);border-left:3px solid transparent;border-radius:12px;padding:12px 14px;cursor:pointer}.chapter-item:active{transform:scale(.99)}.chapter-item.read{border-left-color:var(--gold)}.chapter-item.locked{opacity:.5;cursor:default}.ch-no{font-size:12px;font-weight:800;color:var(--gold);flex:none;width:42px}.ch-title{flex:1;min-width:0;font-size:14px;color:var(--fg);line-height:1.4}.ch-word{font-size:12px;color:var(--muted);flex:none}.ch-locked{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:2px 8px;flex:none}.ch-read-dot{color:var(--gold);font-weight:800;flex:none}.story-hero{position:relative;margin:12px -14px 0;height:150px;overflow:hidden;display:flex;align-items:flex-end}.story-hero-cover{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;opacity:.55}.story-hero-meta{position:relative;width:100%;padding:12px 16px 14px;background:linear-gradient(transparent,#0d0a07e6)}.story-part-no{font-size:12px;color:var(--gold);letter-spacing:1px}.story-title{font-size:21px;margin:6px 0 4px;color:var(--fg);line-height:1.3}.story-count{font-size:12px;color:var(--muted)}.vocab-audio{display:flex;gap:10px;margin:16px 0 10px}.va-btn{flex:1;border:1px solid var(--gold-line);background:var(--gold-soft);color:var(--gold);font-weight:700;padding:11px;border-radius:12px;font-size:14px;cursor:pointer}.va-btn:active{transform:scale(.97)}.va-btn.va-stop{flex:0 0 auto;background:var(--card);color:var(--bad);border-color:var(--line)}.waveform{display:flex;align-items:center;gap:2px;height:40px;padding:0 4px;margin-bottom:14px;border-radius:10px;background:var(--card);border:1px solid var(--line);overflow:hidden}.wf-bar{flex:1;min-width:1px;border-radius:2px;background:linear-gradient(180deg,var(--gold),var(--gold-deep));opacity:.85}.tabs{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}.tabs button{border:1px solid var(--line);background:var(--card);color:var(--muted);padding:7px 12px;border-radius:999px;font-size:13px;cursor:pointer}.tabs button.on{background:var(--gold);color:#2a1d08;border-color:var(--gold);font-weight:700}.story-text{font-size:17px;line-height:2;white-space:pre-wrap;word-break:break-word;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;color:var(--fg)}.word{border:none;background:var(--gold-soft);color:var(--word);border-radius:7px;padding:1px 6px;margin:0 1px;cursor:pointer;font:inherit;line-height:1.7;display:inline}.word .w-en{font-weight:700}.word .w-zh{color:var(--word-zh);font-size:.82em;margin-left:4px}.block{margin-top:20px}.block-title{font-size:16px;margin:0 0 10px;color:var(--fg)}.block-toggle{width:100%;text-align:left;border:1px solid var(--line);background:var(--card);color:var(--fg);padding:12px 14px;border-radius:12px;font-size:15px;font-weight:700;cursor:pointer}.vocab-table{margin-top:10px;overflow-x:auto;border:1px solid var(--line);border-radius:12px}.vocab-table table{width:100%;border-collapse:collapse;font-size:14px}.vocab-table th,.vocab-table td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left}.vocab-table th{background:var(--bg2);color:var(--muted);font-weight:600}.vt-word{font-weight:700;color:var(--word)}.vt-ph{color:var(--muted);font-family:Georgia,serif}.vt-play{border:none;background:none;font-size:18px;cursor:pointer}.comic{display:grid;gap:12px}.comic-img{width:100%;border-radius:12px;border:1px solid var(--line)}.comic.empty{color:var(--muted);font-size:14px;border:1px dashed var(--line);border-radius:12px;padding:20px;text-align:center}.quiz{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.quiz-progress{font-size:12px;color:var(--muted);margin:0 0 6px}.quiz-word{font-size:22px;font-weight:800;margin:0 0 14px;color:var(--word)}.quiz-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.quiz-opt{border:1px solid var(--line);background:var(--bg2);padding:12px;border-radius:10px;font-size:15px;cursor:pointer;color:var(--fg)}.quiz-opt.correct{background:var(--ok);color:#06281a;border-color:var(--ok)}.quiz-opt.wrong{background:var(--bad);color:#2b0a12;border-color:var(--bad)}.quiz.done{text-align:center}.quiz-btn{margin-top:12px;border:none;background:linear-gradient(180deg,var(--gold),var(--gold-deep));color:#2a1d08;padding:10px 18px;border-radius:10px;font-weight:700;cursor:pointer}@media (max-width: 480px){.app{padding:0 12px calc(72px + env(safe-area-inset-bottom))}.topbar{padding:10px 0}.brand{font-size:15px}.accent-label{display:none}.accent-toggle button{padding:6px 10px;font-size:12px}.hero{height:240px;margin:0 -12px}.hero-title{font-size:25px}.hero-sub{font-size:12px}.section-title{font-size:14px;margin:22px 4px 10px}.part-card{gap:12px;padding:10px}.part-cover{width:88px;height:118px}.part-title{font-size:17px}.part-range{font-size:11px}.part-intro{font-size:12px;-webkit-line-clamp:2}.part-go{font-size:12px;margin-top:6px}.pd-hero{height:170px;margin:12px -12px 0}.pd-title{font-size:22px}.pd-intro{font-size:13px}.chapter-item{padding:11px 12px;gap:8px}.ch-no{width:38px;font-size:11px}.ch-title{font-size:13px}.ch-word{font-size:11px}.story-hero{height:128px;margin:12px -12px 0}.story-title{font-size:18px}.vocab-audio{gap:8px}.va-btn{font-size:13px;padding:12px 6px}.tabs{gap:6px}.tabs button{padding:8px 10px;font-size:12px}.story-text{font-size:18px;line-height:1.9;padding:14px 12px}.word{padding:2px 5px;user-select:none;-webkit-user-select:none}.block-title{font-size:15px}.vt-play{font-size:20px;padding:2px 6px}.vocab-table th,.vocab-table td{padding:8px 10px;font-size:13px}.quiz-word{font-size:20px}.quiz-options{gap:8px}.quiz-opt{padding:13px 10px;font-size:14px}}