:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f5f5f7;--surface:#fff;--surface-raised:#f2f2f7;--text:#1d1d1f;--muted:#6e6e73;--tertiary:#86868b;--line:#00000017;--line-strong:#00000021;--accent:#06c;--accent-bright:#0077ed;--accent-soft:#0066cc17;--header:#fafafcd6;--focus-ring:#0066cc45;--shadow:0 8px 24px #00000014}html[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#000;--surface:#1c1c1e;--surface-raised:#2c2c2e;--text:#f5f5f7;--muted:#a1a1a6;--tertiary:#8e8e93;--line:#ffffff1c;--line-strong:#ffffff29;--accent:#2997ff;--accent-bright:#40a9ff;--accent-soft:#2997ff24;--header:#161617d6;--focus-ring:#2997ff57;--shadow:0 10px 28px #0000004d}*{box-sizing:border-box}html{scroll-behavior:smooth;max-width:100%;scroll-padding-top:74px;overflow-x:clip}body{background:var(--bg);max-width:100%;color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica Neue,PingFang SC,Microsoft YaHei,Arial,sans-serif;overflow-x:clip}a{color:inherit;text-decoration:none}button,summary{font:inherit}.site-shell{background:var(--bg);min-height:100vh}.topbar{z-index:20;border-bottom:1px solid var(--line);background:var(--header);-webkit-backdrop-filter:saturate(180%)blur(20px);backdrop-filter:saturate(180%)blur(20px);position:sticky;top:0}.topbar-inner{align-items:center;gap:16px;width:min(1280px,100%);min-height:48px;margin:auto;padding:6px 24px;display:flex}.brand{color:var(--text);letter-spacing:-.01em;white-space:nowrap;align-items:center;gap:9px;font-size:14px;font-weight:600;display:flex}.brand-mark{width:30px;height:30px;color:var(--text);background:var(--surface-raised);letter-spacing:-.06em;border:0;border-radius:8px;place-items:center;font-size:11px;font-weight:600;display:grid}.edition-switch,.language-switch{background:#76768021;border:0;border-radius:10px;align-items:center;padding:2px;display:flex}.edition-switch a,.language-switch a{color:var(--muted);white-space:nowrap;border-radius:8px;padding:6px 11px;font-size:12px;font-weight:500}.edition-switch a[aria-current=page],.language-switch a[aria-current=page]{color:var(--text);background:var(--surface);box-shadow:0 1px 3px #0000001f, 0 0 0 .5px var(--line);font-weight:600}.header-actions{align-items:center;gap:9px;margin-left:auto;display:flex}.theme-toggle{width:36px;height:36px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:10px;padding:8px}.theme-toggle:hover{color:var(--text);background:var(--surface-raised)}.theme-toggle svg{fill:none;stroke:currentColor;stroke-width:1.7px;width:100%}.wechat-entry{position:relative}.wechat-entry summary{cursor:pointer;color:var(--muted);padding:8px 11px;font-size:12px;font-weight:500;list-style:none}.wechat-entry summary::-webkit-details-marker{display:none}.wechat-entry>div{border:1px solid var(--line);background:var(--surface);width:190px;box-shadow:var(--shadow);text-align:center;border-radius:12px;padding:14px;position:absolute;top:42px;right:0}.wechat-entry img{object-fit:contain;width:156px;height:156px}.wechat-entry p{color:var(--muted);margin:7px 0 0;font-size:12px}main{width:min(1280px,100%);min-width:0;margin:auto;padding:0 24px}.wechat-notice{border:1px solid var(--line);color:var(--muted);background:var(--surface);border-radius:10px;margin:16px 0 0;padding:12px 42px 12px 14px;font-size:13px;position:relative}.wechat-notice button{color:var(--muted);cursor:pointer;background:0 0;border:0;font-size:22px;position:absolute;top:6px;right:10px}.hero{background:var(--surface);border:0;border-radius:16px;margin-top:14px;padding:20px 24px 18px;position:relative;overflow:hidden;box-shadow:0 2px 10px #0000000b}.hero-glow{display:none}.eyebrow{color:var(--tertiary);letter-spacing:0;text-transform:none;margin:0 0 8px;font-size:12px;font-weight:500;line-height:1.4}.eyebrow span{display:none}.hero h1{letter-spacing:-.015em;text-wrap:balance;max-width:900px;margin:0;font-size:clamp(24px,2.4vw,28px);font-weight:600;line-height:1.2}.hero-intro{max-width:680px;color:var(--muted);margin:5px 0 12px;font-size:14px;font-weight:400;line-height:1.5}.catalog-search{width:min(720px,100%);height:46px;box-shadow:none;background:#7676801f;border:0;border-radius:11px;align-items:center;gap:10px;padding:0 5px 0 13px;display:flex}.catalog-search:focus-within{box-shadow:0 0 0 3px var(--focus-ring)}.catalog-search>svg{fill:none;width:17px;stroke:var(--muted);stroke-width:1.6px;flex:none}.catalog-search input{min-width:0;height:100%;color:var(--text);font:inherit;background:0 0;border:0;outline:0;flex:1;padding:0;font-size:14px;font-weight:400}.catalog-search>span{color:var(--muted);flex:none;font-size:11px}.catalog-search button{width:38px;height:38px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:9px}.catalog-search kbd{border:1px solid var(--line);color:var(--muted);background:var(--surface-raised);border-radius:5px;flex:none;padding:3px 6px;font:10px ui-monospace,monospace}.catalog-stats{color:var(--muted);flex-wrap:wrap;gap:7px 23px;margin-top:10px;font-size:12px;display:flex}.catalog-stats span{position:relative}.catalog-stats span:not(:last-child):after{content:"/";color:var(--line);position:absolute;right:-16px}.catalog-stats strong{color:var(--text);font-size:12px}.category-nav{z-index:10;background:var(--surface);box-shadow:none;border:0;border-radius:14px;margin:12px 0 0;padding:9px;display:block;position:relative}.category-nav-heading{display:none}.category-nav-heading>span{color:var(--text);letter-spacing:.02em;font-size:13px;font-weight:700}.category-nav-heading small{color:var(--muted);margin-top:5px;font-size:11px}.category-nav-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:5px;min-width:0;display:grid}.category-nav-grid a{min-width:0;min-height:36px;color:var(--muted);background:0 0;border:0;border-radius:9px;justify-content:space-between;align-items:center;gap:8px;padding:7px 10px;font-size:13px;font-weight:500;line-height:1.25;display:flex}.category-nav-grid a small,.category-nav-mobile nav small{color:var(--tertiary);font-size:11px;font-weight:400}.category-nav-grid a span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.category-nav-grid a:hover{color:var(--text);background:#7676801a}.category-nav-mobile{display:none}.catalog{padding:4px 0 56px}.catalog-section{padding:24px 0 4px;scroll-margin-top:66px}.section-heading{justify-content:space-between;align-items:end;margin-bottom:12px;display:flex}.section-heading>div{align-items:baseline;gap:12px;display:flex}.section-heading span{color:var(--tertiary);font-size:11px;font-weight:400}.section-heading h2{letter-spacing:-.01em;margin:0;font-size:18px;font-weight:600}.section-heading p{color:var(--muted);margin:0;font-size:12px}.featured-grid{grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;min-width:0;display:grid}.link-grid{background:var(--surface);border-radius:12px;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px 8px;min-width:0;padding:8px;display:grid}.tool-card{border:1px solid var(--line);background:var(--surface);min-width:0;min-height:90px;box-shadow:none;border-radius:14px;grid-template-columns:40px minmax(0,1fr);align-items:start;gap:11px;padding:13px;transition:transform .18s,border-color .18s,box-shadow .18s;display:grid;position:relative}.featured-card{border-radius:11px;grid-template-columns:32px minmax(0,1fr);gap:9px;min-height:68px;padding:10px}.featured-card .tool-icon{border-radius:8px;width:32px;height:32px}.featured-card .card-copy{gap:2px}.featured-card .card-copy>span{-webkit-line-clamp:1;font-size:11px}.compact-link{background:0 0;border:0;border-radius:8px;grid-template-columns:20px minmax(0,1fr);align-items:center;gap:8px;min-height:44px;padding:7px 8px}.compact-link .tool-icon{border-radius:5px;width:20px;height:20px;font-size:10px}.compact-link .tool-icon img{padding:1px}.compact-link .card-copy{display:block}.compact-link .card-copy strong{font-size:14px;font-weight:500;display:block}.compact-link .card-copy>span{display:none}.tool-card:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.tool-icon{width:40px;height:40px;color:var(--accent);background:var(--surface-raised);box-shadow:none;border:0;border-radius:10px;place-items:center;font-size:14px;font-weight:600;display:grid;overflow:hidden}.tool-icon img{object-fit:contain;background:#fff;width:100%;height:100%;padding:6px}.card-copy{flex-direction:column;gap:4px;min-width:0;display:flex}.card-copy strong{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;line-height:1.35;overflow:hidden}.card-copy>span{overflow-wrap:anywhere;color:var(--muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:12px;font-weight:400;line-height:1.48;display:-webkit-box;overflow:hidden}.card-arrow{color:#0000;border-radius:50%;place-items:center;width:20px;height:20px;display:grid;position:absolute;top:8px;right:8px}.card-arrow svg{fill:none;stroke:currentColor;stroke-width:1.5px;width:13px}.card-arrow{color:var(--tertiary);opacity:.55}.tool-card:hover .card-arrow{color:var(--accent);opacity:1;background:0 0}:where(.edition-switch a,.language-switch a,.theme-toggle,.wechat-entry summary,.category-nav a,.category-nav-mobile summary):focus-visible{outline:3px solid var(--accent);outline-offset:2px}.empty-state{border:1px dashed var(--line);color:var(--muted);text-align:center;border-radius:12px;margin:50px 0 180px;padding:40px}footer{border-top:1px solid var(--line);width:min(1280px,100% - 48px);color:var(--muted);flex-wrap:wrap;gap:8px 24px;margin:auto;padding:22px 0 32px;font-size:11px;display:flex}@media (max-width:1099px){.category-nav-grid,.featured-grid,.link-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media (max-width:767px){.featured-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.link-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.featured-card{text-align:center;flex-direction:column;align-items:center;min-height:72px;display:flex}.featured-card .tool-icon{width:36px;height:36px}.featured-card .card-copy strong{max-width:100%;font-size:12px}.featured-card .card-copy>span,.featured-card .card-arrow{display:none}}@media (hover:hover) and (pointer:fine){.tool-card:hover{border-color:var(--line-strong);transform:translateY(-1px);box-shadow:0 6px 18px #00000014}.compact-link:hover{box-shadow:none;background:#0066cc12;border-color:#0000;transform:none}.compact-link:hover .card-copy strong{color:var(--accent);text-underline-offset:2px;text-decoration:underline}html[data-theme=dark] .tool-card:hover{box-shadow:0 8px 24px #0000004d}}footer p{margin:0}footer a:hover{color:var(--accent)}.not-found{place-content:center;justify-items:start;gap:20px;min-height:100vh;display:grid}.not-found>p{color:var(--accent);letter-spacing:.15em;font:600 12px ui-monospace,monospace}.not-found h1{margin:0;font-size:clamp(32px,6vw,64px)}.not-found div{gap:10px;display:flex}.not-found a{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:10px 14px}@media (max-width:559px){html{scroll-padding-top:112px}.topbar-inner{flex-wrap:wrap;gap:9px;padding:6px 16px}.brand{flex:1}.edition-switch{order:3;width:100%}.edition-switch a{text-align:center;flex:1}.language-switch a{padding-inline:9px}.wechat-entry{display:none}main{padding:0 16px}.hero{box-shadow:none;background:0 0;border-radius:0;margin-top:10px;padding:14px 0 10px}.hero h1{font-size:22px}.hero-intro{display:none}.catalog-search{height:48px}.catalog-search input{font-size:16px}.catalog-search kbd{display:none}.catalog-stats span:last-child{flex-basis:100%}.catalog-stats span:nth-child(2):after,.category-nav-desktop{display:none}.category-nav-mobile{z-index:10;background:var(--surface);border:0;border-radius:12px;margin:10px 0 0;display:block;position:sticky;top:100px;box-shadow:0 2px 8px #0000000f}.category-nav-mobile summary{cursor:pointer;color:var(--text);grid-template-columns:1fr auto 18px;align-items:center;gap:9px;padding:12px 14px;font-size:13px;font-weight:700;list-style:none;display:grid}.category-nav-mobile summary::-webkit-details-marker{display:none}.category-nav-mobile summary small{min-width:22px;color:var(--accent);background:var(--accent-soft);text-align:center;border-radius:20px;padding:2px 6px}.category-nav-mobile summary svg{fill:none;width:18px;stroke:var(--muted);stroke-width:1.7px;transition:transform .18s}.category-nav-mobile[open] summary svg{transform:rotate(180deg)}.category-nav-mobile nav{border-top:1px solid var(--line);grid-template-columns:1fr;gap:2px;max-height:min(56vh,430px);padding:4px 8px 10px;display:grid;overflow-y:auto}.category-nav-mobile nav a{color:var(--muted);border-radius:7px;justify-content:space-between;gap:10px;padding:10px 8px;font-size:14px;display:flex}.category-nav-mobile nav a:hover{color:var(--accent);background:var(--accent-soft)}.category-nav-mobile nav b{color:var(--accent);font:600 10px ui-monospace,monospace}.catalog-section{padding-top:20px;scroll-margin-top:160px}.link-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 6px;padding:6px}.compact-link{grid-template-columns:24px minmax(0,1fr);min-height:48px}.compact-link .tool-icon{width:24px;height:24px}html[data-searching=true] .featured-grid,html[data-searching=true] .link-grid{grid-template-columns:minmax(0,1fr)}html[data-searching=true] .tool-card{text-align:left;grid-template-columns:28px minmax(0,1fr);align-items:center;min-height:58px;display:grid}html[data-searching=true] .tool-icon{width:28px;height:28px}html[data-searching=true] .card-copy>span{-webkit-line-clamp:1;display:-webkit-box}footer{flex-direction:column;width:calc(100% - 32px)}.not-found{padding:16px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}.tool-card,.tool-card:hover{transform:none}}@media (forced-colors:active){:where(.edition-switch a,.language-switch a,.theme-toggle,.wechat-entry summary,.category-nav a,.category-nav-mobile summary,.tool-card):focus-visible{outline-color:highlight}}