:root{--red:#ad302a;--ink:#1d1d1f;--muted:#68686d;--paper:#f5f5f7}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}button,a{touch-action:manipulation}button,textarea{font:inherit}button{cursor:pointer}a{color:var(--red);text-underline-offset:4px}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #8c2420;outline-offset:5px}header{height:80px;padding:0 max(26px,calc((100vw - 1160px)/2));display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e8e8ec;background:white}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font-size:21px;font-weight:600;letter-spacing:1px}.brand img{height:36px;width:36px}header>a:last-child{font-size:13px;color:var(--muted)}main{max-width:1160px;margin:auto;padding:52px 26px 42px}.intro{display:flex;justify-content:space-between;align-items:end;margin-bottom:34px;gap:24px}.intro h1{font-size:42px;letter-spacing:-1.4px;font-weight:500;line-height:1.25;margin:0 0 16px}.intro p{margin:0;color:var(--muted);font-size:15px;line-height:1.8}.intro small{font-size:12px;color:var(--muted);white-space:nowrap;padding-bottom:4px}.layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:28px}.topics{display:flex;flex-direction:column;gap:6px;align-self:start}.topics button{text-align:left;background:transparent;border:0;border-radius:12px;padding:18px 20px;min-height:72px;color:var(--ink)}.topics button[aria-pressed=true]{background:white;box-shadow:inset 3px 0 var(--red)}.topics b{font-size:17px;font-weight:500;display:block;margin-bottom:7px}.topics small{font-size:12px;color:var(--muted);display:block;line-height:1.5}.sheet{background:white;border-radius:20px;padding:34px 38px 26px;min-width:0}.kicker{font-size:12px;letter-spacing:1px;color:var(--red);margin:0 0 14px}.sheet h2{font-size:30px;line-height:1.4;font-weight:500;letter-spacing:-.8px;margin:0 0 21px}.one{font-size:18px;line-height:1.85;padding:0 0 24px;border-bottom:1px solid #e8e8ed;margin:0 0 24px}.modes{display:flex;gap:8px;flex-wrap:wrap}.modes button{border:1px solid #e4e4e8;background:#fff;color:var(--muted);border-radius:22px;font-size:13px;padding:10px 15px;min-height:44px}.modes button[aria-pressed=true]{background:#f8eeed;border-color:#e2b9b5;color:#922b25}.spoken{font-size:16px;line-height:1.95;white-space:pre-line;min-height:156px;margin:20px 0 23px}.actions{display:flex;flex-wrap:wrap;gap:10px}.actions button,.primary,.secondary{font-size:13px;border:1px solid #dddde2;border-radius:24px;background:white;color:var(--ink);padding:11px 18px;min-height:44px;text-decoration:none}.actions .primary,.primary{background:var(--red);border-color:var(--red);color:white}.share-help{font-size:12px;line-height:1.8;color:var(--muted);margin:15px 0 0}details{border-top:1px solid #e8e8ed;margin-top:24px;padding-top:17px;font-size:13px;line-height:1.85;color:var(--muted)}summary{cursor:pointer;color:#58585e;min-height:30px}.facts{padding-left:19px;margin:13px 0 10px}.boundary{font-size:12px;color:#79797e}.source a{font-size:12px}.source{font-size:12px}.more{display:flex;align-items:center;justify-content:space-between;margin:26px 0 0;padding:23px 0;border-top:1px solid #e2e2e8;gap:20px}.more p{font-size:14px;margin:0;color:#58585e}.more a{font-size:13px;white-space:nowrap}footer{font-size:11px;color:#77777c;line-height:1.8;margin:0 auto 24px;max-width:1160px;padding:0 26px}dialog{border:0;border-radius:18px;padding:24px;width:500px;max-width:94vw;max-height:94vh;overflow:auto;box-shadow:0 24px 80px #0003}dialog::backdrop{background:#0008}dialog h2{font-size:23px;font-weight:500;line-height:1.4;margin:0 0 14px}dialog p{font-size:13px;line-height:1.8;color:var(--muted)}dialog textarea{display:block;width:100%;min-height:160px;padding:14px;border-radius:10px;border:1px solid #ccc;line-height:1.7;font-size:14px;color:var(--ink);background:#fafafa}dialog .dialog-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;margin-top:16px}.card-img{display:block;width:270px;max-width:100%;height:auto;margin:0 auto;border-radius:7px}.link-qr{width:160px;height:160px;display:block;margin:16px auto}.qr-panel{text-align:center}.qr-panel a{word-break:break-all;font-size:12px}.close{border:1px solid #d9d9df;background:white;color:var(--ink);border-radius:22px;padding:10px 18px;min-height:44px}.toast{position:fixed;z-index:99;bottom:24px;left:50%;transform:translateX(-50%);background:#252526;color:white;padding:12px 18px;border-radius:24px;font-size:13px;max-width:90vw;line-height:1.5}.toast[hidden]{display:none}[hidden]{display:none!important}
@media(max-width:760px){header{height:70px;padding:0 22px}.brand{font-size:18px}.brand img{width:31px;height:31px}header>a:last-child{font-size:11px}main{padding:35px 20px 20px}.intro{display:block;margin-bottom:24px}.intro h1{font-size:31px;letter-spacing:-1px;line-height:1.35;margin-bottom:13px}.intro p{font-size:13px;line-height:1.85}.intro small{display:block;margin-top:15px;font-size:11px}.layout{display:block}.topics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:18px}.topics button{padding:12px 14px;min-height:60px;border-radius:10px}.topics b{font-size:14px;margin-bottom:0}.topics small{display:none}.topics button[aria-pressed=true]{box-shadow:inset 0 -2px var(--red)}.sheet{padding:25px 22px 19px;border-radius:16px}.sheet h2{font-size:25px;letter-spacing:-.5px}.one{font-size:16px;line-height:1.9;padding-bottom:21px;margin-bottom:20px}.modes{gap:7px}.modes button{font-size:12px;padding:9px 11px}.spoken{font-size:15px;line-height:1.95;min-height:0;margin:19px 0 23px}.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.actions button{font-size:12px;padding:10px 9px}.actions button:first-child{grid-column:1/-1}.share-help{font-size:11px}details{font-size:12px;margin-top:20px}.more{margin-top:20px;display:block;padding-top:22px}.more p{font-size:13px;line-height:1.8;margin-bottom:13px}.more a{font-size:12px}footer{padding:0 20px;font-size:10px}dialog{padding:22px}.card-img{width:240px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

aside{min-width:0}aside label{display:block;font-size:13px;margin-bottom:10px}#story-search{width:100%;padding:13px;border:1px solid #ccc;border-radius:10px;font:inherit;background:white}.topics{max-height:700px;overflow:auto;margin-top:12px}.topics button{flex-shrink:0}#search-status,.editor-note{font-size:12px;color:#68686d;line-height:1.8}.source a{display:block}.editor-note{margin-top:26px}@media(max-width:760px){.topics{display:flex;flex-direction:row;max-height:none;overflow-x:auto;padding:4px 0 12px}.topics button{width:180px;min-height:64px}.topics b{font-size:13px}.intro h1{font-size:29px}}

/* Final reading polish: bounded topic rail and reliable focus */
.sheet{align-self:start}.topics{overscroll-behavior:contain;scrollbar-width:thin}.topics button:focus-visible{outline-offset:-3px}.actions button:disabled{cursor:wait;opacity:.65}.spoken{overflow-wrap:anywhere}.source a{overflow-wrap:anywhere}.editor-note{max-width:78ch}dialog{overscroll-behavior:contain}.link-qr{background:#fff}#search-status:empty{display:none}@media(max-width:760px){.topics{scroll-snap-type:x proximity}.topics button{scroll-snap-align:start}.sheet{scroll-margin-top:18px}.modes{gap:8px}.more a{white-space:normal;line-height:1.9}}

@media(max-width:760px){.modes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.modes button{width:100%;white-space:nowrap}}