:root{--bg:oklch(99% .002 240);--surface:oklch(100% 0 0);--surface-2:oklch(97.5% .003 240);--fg:oklch(19% .014 250);--muted:oklch(52% .012 250);--faint:oklch(68% .01 250);--border:oklch(92% .005 250);--border-2:oklch(88% .006 250);--accent:oklch(58% .184 28);--accent-soft:oklch(96% .035 28);--live:oklch(60% .15 145);--warn:oklch(70% .15 75);--font-display:"PingFang SC", "Hiragino Sans GB", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--font-body:"PingFang SC", "Hiragino Sans GB", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--font-mono:ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, monospace;--maxw:1440px;--r-sm:8px;--r-md:12px;--r-lg:16px;--r-pill:999px;--shadow-1:0 1px 2px #10121c0a, 0 1px 1px #10121c08}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{background:var(--bg);min-height:100%;color:var(--fg)}body{font-family:var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;font-size:15px;line-height:1.55}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0}input,select{font:inherit;color:inherit}::selection{background:var(--accent-soft)}.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}.topbar{z-index:60;background:color-mix(in oklch, var(--surface) 88%, transparent);-webkit-backdrop-filter:saturate(180%)blur(14px);border-bottom:1px solid var(--border);position:sticky;top:0}.topbar-inner{max-width:var(--maxw);align-items:center;gap:20px;height:62px;margin:0 auto;padding:0 24px;display:flex}.brand{flex-shrink:0;align-items:center;gap:10px;display:flex}.brand-mark{background:var(--fg);width:30px;height:30px;color:var(--surface);letter-spacing:-.02em;border-radius:9px;place-items:center;font-size:15px;font-weight:650;display:grid}.brand-name{letter-spacing:-.01em;font-size:18px;font-weight:650}.brand-name b{color:var(--accent)}.brand-sub{font:600 10px/1 var(--font-mono);color:var(--faint);letter-spacing:.18em;margin-top:3px}.search{flex:1;max-width:520px;position:relative}.search input{border-radius:var(--r-pill);background:var(--surface-2);border:1px solid var(--border);width:100%;height:40px;padding:0 16px 0 40px;font-size:14px;transition:border-color .15s,background .15s,box-shadow .15s}.search input::placeholder{color:var(--faint)}.search input:focus{border-color:var(--fg);background:var(--surface);box-shadow:0 0 0 3px var(--accent-soft);outline:0}.search svg{color:var(--faint);position:absolute;top:50%;left:14px;transform:translateY(-50%)}.search-kbd{font:600 10px/1 var(--font-mono);color:var(--faint);border:1px solid var(--border);letter-spacing:.04em;border-radius:5px;padding:3px 6px;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.topbar-right{flex-shrink:0;align-items:center;gap:10px;margin-left:auto;display:flex}.clock{text-align:right;line-height:1.25}.clock .t{font:600 14px/1 var(--font-mono);letter-spacing:.02em}.clock .d{font:500 11px/1 var(--font-mono);color:var(--muted);letter-spacing:.08em;margin-top:4px}.live-pill{border-radius:var(--r-pill);background:color-mix(in oklch, var(--live) 12%, transparent);height:28px;color:color-mix(in oklch, var(--live) 78%, black 8%);font:600 11px/1 var(--font-mono);letter-spacing:.06em;align-items:center;gap:6px;padding:0 11px;display:inline-flex}.live-dot{background:var(--live);border-radius:50%;width:6px;height:6px;animation:1.8s ease-in-out infinite pulse}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.7)}}.icon-btn{border:1px solid var(--border);background:var(--surface);width:38px;height:38px;color:var(--muted);border-radius:10px;place-items:center;transition:background .15s,color .15s,border-color .15s;display:grid}.icon-btn:hover{background:var(--surface-2);color:var(--fg);border-color:var(--border-2)}.icon-btn.spinning svg{animation:.8s linear spin}.icon-btn:disabled{opacity:.5;cursor:default}@keyframes spin{to{transform:rotate(360deg)}}.channel-bar{z-index:50;background:color-mix(in oklch, var(--surface) 92%, transparent);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:62px}.channel-inner{max-width:var(--maxw);align-items:center;gap:8px;min-width:0;margin:0 auto;padding:11px 24px;display:flex}.channel-scroll{overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none;flex:1;align-items:center;gap:8px;min-width:0;display:flex;overflow-x:auto}.channel-scroll::-webkit-scrollbar{width:0;height:0;display:none}.ch-label{font:600 11px/1 var(--font-mono);color:var(--muted);letter-spacing:.12em;text-transform:uppercase;flex-shrink:0;margin-right:4px}.ch-pill{border-radius:var(--r-pill);border:1px solid var(--border);background:var(--surface);height:32px;color:var(--muted);white-space:nowrap;flex-shrink:0;align-items:center;gap:7px;padding:0 13px;font-size:13px;font-weight:510;transition:all .15s;display:inline-flex}.ch-pill:hover{border-color:var(--border-2);color:var(--fg)}.ch-pill .cdot{border-radius:50%;flex-shrink:0;width:7px;height:7px}.ch-pill .cnum{font:600 11px/1 var(--font-mono);color:var(--muted);letter-spacing:.02em}.ch-pill.active{background:var(--fg);border-color:var(--fg);color:var(--surface)}.ch-pill.active .cnum{color:color-mix(in oklch, var(--surface) 65%, transparent)}.layout{max-width:var(--maxw);grid-template-columns:240px minmax(0,1fr) 308px;align-items:start;gap:24px;margin:0 auto;padding:24px;display:grid}.side{overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none;flex-direction:column;gap:16px;min-height:0;max-height:calc(100dvh - 144px);display:flex;position:sticky;top:128px;overflow:hidden auto}.side>*{flex-shrink:0}.side::-webkit-scrollbar{width:0;height:0;display:none}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden}.panel-h{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:13px 15px;display:flex}.panel-h h3{letter-spacing:-.005em;font-size:13px;font-weight:610}.panel-h .cnt{font:600 11px/1 var(--font-mono);color:var(--muted);letter-spacing:.04em}.panel-body{padding:6px}.src-row{border-radius:var(--r-sm);align-items:center;gap:10px;padding:9px 10px;transition:background .12s;display:flex}.src-row:hover{background:var(--surface-2)}.src-row .cdot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.src-row .sname{flex:1;min-width:0;font-size:13px;font-weight:510}.src-row .snum{font:600 11px/1 var(--font-mono);color:var(--muted)}.switch{border-radius:var(--r-pill);background:var(--border-2);cursor:pointer;flex-shrink:0;width:32px;height:18px;transition:background .18s;position:relative}.switch:after{content:"";background:#fff;border-radius:50%;width:14px;height:14px;transition:transform .18s;position:absolute;top:2px;left:2px;box-shadow:0 1px 2px #0003}.switch.on{background:var(--fg)}.switch.on:after{transform:translate(14px)}.manage-hint{color:var(--muted);border-top:1px solid var(--border);background:var(--surface-2);padding:11px 15px;font-size:12px;line-height:1.5}.manage-hint b{color:var(--muted);font-weight:600}.feed{min-width:0}.feed-toolbar{flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:18px;display:flex}.seg{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--r-pill);padding:3px;display:inline-flex}.seg button{border-radius:var(--r-pill);height:30px;color:var(--muted);align-items:center;gap:6px;padding:0 14px;font-size:13px;font-weight:510;transition:all .15s;display:inline-flex}.seg button.active{background:var(--fg);color:var(--surface);box-shadow:var(--shadow-1)}.cat-select{border-radius:var(--r-pill);background:var(--surface);border:1px solid var(--border);appearance:none;cursor:pointer;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");background-position:right 12px center;background-repeat:no-repeat;height:36px;padding:0 32px 0 14px;font-size:13px;font-weight:510}.cat-select:focus{border-color:var(--fg);outline:0}.result-count{color:var(--muted);margin-left:auto;font-size:12.5px}.result-count b{color:var(--fg);font-weight:610}.hero-feed-fallback{display:none}.hero{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);margin-bottom:22px;padding:20px 22px}.hero-top{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:16px;display:flex}.hero-title{align-items:center;gap:10px;display:flex}.hero-title h2{letter-spacing:-.01em;font-size:17px;font-weight:650}.hero-tag{font:600 10px/1 var(--font-mono);color:var(--accent);background:var(--accent-soft);letter-spacing:.08em;border-radius:6px;padding:5px 8px}.hero-sub{color:var(--muted);font-size:12px}.hero-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.hero-card{border-radius:var(--r-md);background:var(--surface-2);border:1px solid var(--border);flex-direction:column;gap:8px;padding:16px;transition:border-color .15s,transform .15s,background .15s;display:flex;position:relative}.hero-card:hover{border-color:var(--border-2);background:var(--surface);transform:translateY(-2px)}.hero-card .hrank{font:650 30px/1 var(--font-display);letter-spacing:-.04em;color:var(--muted)}.hero-card.first .hrank{color:var(--accent)}.hero-card .hsrc{color:var(--muted);align-items:center;gap:6px;font-size:11.5px;font-weight:510;display:flex}.hero-card .hsrc .cdot{border-radius:50%;width:7px;height:7px}.hero-card .htitle{letter-spacing:-.005em;min-height:40px;font-size:14.5px;font-weight:600;line-height:1.4}.hero-card .hbar{border-radius:var(--r-pill);background:var(--border);height:5px;margin-top:auto;overflow:hidden}.hero-card .hbar span{background:var(--accent);border-radius:var(--r-pill);height:100%;display:block}.hero-card .hheat{font:600 11.5px/1 var(--font-mono);color:var(--muted);justify-content:space-between;align-items:center;display:flex}.hero-card .hheat b{color:var(--fg);font-weight:650}.hero.hero-compact{background:0 0;border:none;border-radius:0;flex-shrink:0;margin-bottom:0;padding:0}.hero.hero-compact .hero-top{display:none}.hero.hero-compact:before{content:none}.rail>.hero.hero-compact{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:0;overflow:hidden}.rail>.hero.hero-compact .hero-top{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:0;padding:13px 15px;display:flex}.rail>.hero.hero-compact .hero-title h2{letter-spacing:-.005em;font-size:13px;font-weight:610}.rail>.hero.hero-compact .hero-tag{padding:3px 6px;font-size:9px}.rail>.hero.hero-compact .hero-sub{font:600 11px/1 var(--font-mono);letter-spacing:.04em;color:var(--muted)}.rail>.hero.hero-compact .hero-grid{grid-template-columns:1fr;gap:0;padding:6px}.rail>.hero.hero-compact .hero-card{border-radius:var(--r-sm);background:0 0;border:none;flex-flow:wrap;align-items:flex-start;gap:6px 10px;padding:10px}.rail>.hero.hero-compact .hero-card:hover{background:var(--surface-2);transform:none}.rail>.hero.hero-compact .hero-card .hrank{font:650 15px/1.2 var(--font-mono);flex-shrink:0;width:22px;padding-top:1px}.rail>.hero.hero-compact .hero-card .hsrc{flex:1;order:2;width:calc(100% - 32px);min-width:0}.rail>.hero.hero-compact .hero-card .htitle{-webkit-line-clamp:2;-webkit-box-orient:vertical;order:3;width:calc(100% - 32px);min-height:0;margin-left:32px;font-size:13px;font-weight:510;display:-webkit-box;overflow:hidden}.rail>.hero.hero-compact .hero-card .hbar{order:4;width:calc(100% - 32px);height:4px;margin-top:2px;margin-left:32px}.rail>.hero.hero-compact .hero-card .hheat{order:5;width:calc(100% - 32px);margin-left:32px;font-size:10.5px}.rail>.hero.hero-compact .hero-grid .hero-card-skeleton{min-height:0;padding:10px}.news-list{border:1px solid var(--border);border-radius:var(--r-md);background:var(--surface);flex-direction:column;display:flex;overflow:hidden}.card{border-bottom:1px solid var(--border);grid-template-columns:34px 1fr;gap:14px;padding:16px;transition:background .12s;display:grid;position:relative}.card:last-child{border-bottom:0}.card:hover{background:var(--surface-2)}.card.read .ctitle{color:var(--muted)}.card.read .crank{color:var(--border-2)}.crank{font:650 15px/1 var(--font-mono);color:var(--muted);text-align:center;letter-spacing:.02em;padding-top:3px}.cmeta{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:6px;display:flex}.csrc{color:var(--muted);align-items:center;gap:6px;font-size:11.5px;font-weight:600;display:inline-flex}.csrc .cdot{border-radius:50%;width:7px;height:7px}.csep{color:var(--border-2)}.ccat{color:var(--muted);background:var(--surface-2);border-radius:5px;padding:2px 8px;font-size:11px;font-weight:510}.ctime{font:500 11px/1 var(--font-mono);color:var(--muted);letter-spacing:.02em}.ctitle{letter-spacing:-.005em;color:var(--fg);font-size:15.5px;font-weight:600;line-height:1.42;transition:color .12s}.card:hover .ctitle{color:var(--accent)}.csum{color:var(--muted);-webkit-line-clamp:1;-webkit-box-orient:vertical;margin-top:5px;font-size:13px;line-height:1.5;display:-webkit-box;overflow:hidden}.cstats{font:600 11.5px/1 var(--font-mono);color:var(--muted);align-items:center;gap:16px;margin-top:9px;display:flex}.cstats .st{align-items:center;gap:4px;display:inline-flex}.cstats .st svg{color:var(--faint)}.cstats .st.hot b{color:var(--fg);font-weight:650}.cgo{color:var(--muted);font-weight:510;font-family:var(--font-body);align-items:center;gap:4px;margin-left:auto;font-size:12px;display:inline-flex}.card:hover .cgo{color:var(--accent)}.cgo svg{transition:transform .15s}.card:hover .cgo svg{transform:translate(2px)}.empty{text-align:center;color:var(--muted);padding:56px 20px}.empty h4{color:var(--muted);margin-bottom:6px;font-size:15px;font-weight:600}.rail{overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none;flex-direction:column;gap:16px;min-height:0;max-height:calc(100dvh - 144px);display:flex;position:sticky;top:128px;overflow:hidden auto}.rail>*{flex-shrink:0}.rail::-webkit-scrollbar{width:0;height:0;display:none}.rise-item{border-radius:var(--r-sm);grid-template-columns:22px 1fr;gap:10px;padding:9px 10px;transition:background .12s;display:grid}.rise-item:hover{background:var(--surface-2)}.rise-item .rn{font:650 13px/1.2 var(--font-mono);color:var(--muted)}.rise-item.top3 .rn{color:var(--accent)}.rise-item .rt{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:13px;font-weight:510;line-height:1.4;display:-webkit-box;overflow:hidden}.rise-item .rd{font:600 10.5px/1 var(--font-mono);color:var(--live);letter-spacing:.02em;align-items:center;gap:6px;margin-top:4px;display:flex}.rise-item .rd svg{color:var(--live)}.stat-grid{background:var(--border);grid-template-columns:1fr 1fr;gap:1px;display:grid}.stat-grid .sc{background:var(--surface);padding:13px 15px}.stat-grid .sc .sv{font:650 20px/1 var(--font-display);letter-spacing:-.02em}.stat-grid .sc .sv small{color:var(--muted);margin-left:2px;font-size:12px;font-weight:510}.stat-grid .sc .sl{font:600 10.5px/1 var(--font-mono);color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-top:7px}.hour-chart{padding:14px 15px}.hour-chart .bars{align-items:flex-end;gap:4px;height:64px;margin-top:4px;display:flex}.hour-chart .bars i{background:var(--border-2);border-radius:3px 3px 0 0;flex:1;min-height:4px;transition:background .15s;display:block}.hour-chart .bars i.peak{background:var(--accent)}.hour-chart .axis{font:500 10px/1 var(--font-mono);color:var(--faint);letter-spacing:.04em;justify-content:space-between;margin-top:8px;display:flex}.hour-chart .note{color:var(--muted);margin-top:10px;font-size:11.5px;line-height:1.5}.hour-chart .note b{color:var(--accent);font-weight:650}.source-mix{padding:14px 15px}.mix-row{align-items:center;gap:9px;margin-bottom:9px;display:flex}.mix-row:last-child{margin-bottom:0}.mix-row .mn{flex-shrink:0;align-items:center;gap:6px;width:64px;font-size:12px;font-weight:510;display:flex}.mix-row .mn .cdot{border-radius:50%;width:7px;height:7px}.mix-row .mb{background:var(--surface-2);border-radius:var(--r-pill);flex:1;height:6px;overflow:hidden}.mix-row .mb span{border-radius:var(--r-pill);height:100%;display:block}.mix-row .mv{font:600 11px/1 var(--font-mono);color:var(--muted);text-align:right;width:34px}.foot{max-width:var(--maxw);border-top:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin:8px auto 0;padding:26px 24px 40px;display:flex}.foot p{color:var(--muted);font-size:12px;line-height:1.6}.foot p b{color:var(--muted);font-weight:600}.foot-links{color:var(--muted);gap:18px;font-size:12px;font-weight:510;display:flex}.foot-links a:hover{color:var(--accent)}.toast{background:var(--fg);color:var(--surface);border-radius:var(--r-pill);opacity:0;pointer-events:none;z-index:100;align-items:center;gap:8px;padding:11px 18px;font-size:13px;font-weight:510;transition:opacity .25s,transform .25s;display:flex;position:fixed;bottom:32px;left:50%;transform:translate(-50%)translateY(20px);box-shadow:0 8px 24px #10121c2e}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}.toast .live-dot{background:var(--live)}.vh{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}a:focus-visible,button:focus-visible,select:focus-visible,[role=switch]:focus-visible{outline:2px solid var(--fg);outline-offset:2px}.seg button:focus-visible{outline-offset:-2px}@media (prefers-reduced-motion:reduce){*{transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}.live-dot{animation:none}}.sk-row{border-bottom:1px solid var(--border);grid-template-columns:34px 1fr;align-items:center;gap:14px;padding:16px;display:grid}.sk-row:last-child{border-bottom:0}.sk-line{background:var(--surface-2);background-image:linear-gradient(90deg, var(--surface-2) 0%, var(--border) 50%, var(--surface-2) 100%);background-size:200% 100%;border-radius:6px;height:12px;animation:1.3s ease-in-out infinite shimmer}.channel-skeleton{gap:10px}.sk-pill{border-radius:var(--r-pill);flex-shrink:0;height:32px}.hero-card-skeleton{cursor:default;gap:12px;min-height:194px}.hero-card-skeleton:hover{border-color:var(--border);background:var(--surface);transform:none}.sk-rail-row{align-items:center;gap:12px;min-height:34px;display:flex}.rail-skeleton+.rail-skeleton{margin-top:16px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media (width<=1180px){.layout{grid-template-columns:220px minmax(0,1fr)}.rail{display:none}.hero-feed-fallback{display:block}}@media (width<=860px){.layout{grid-template-columns:minmax(0,1fr);gap:16px;padding:16px}.side{overscroll-behavior:auto;scrollbar-width:none;flex-direction:row;max-height:none;position:static;overflow:auto visible}.side::-webkit-scrollbar{display:none}.side .panel{flex-shrink:0;min-width:260px}.topbar-inner{gap:12px;padding:0 16px}.clock{display:none}.channel-inner{padding:10px 16px}.hero-grid{grid-template-columns:1fr}.hero-card .htitle{min-height:0}.brand-sub{display:none}.foot{flex-direction:column;align-items:flex-start;padding:20px 16px 32px}}@media (width<=560px){.search{max-width:none}.search-kbd,.live-pill{display:none}.brand-name{font-size:16px}.card{grid-template-columns:26px 1fr;gap:10px;padding:14px 12px}.ctitle{font-size:14.5px}.csum{display:none}.cstats{gap:12px}.feed-toolbar{gap:10px}.result-count{width:100%;margin-left:0}}