:root{
  --bg:#f5f7fa;
  --panel:#ffffff;
  --panel-soft:#f8fafc;
  --line:#e8edf3;
  --line-strong:#dfe6ee;
  --text:#1d2433;
  --muted:#7c8799;
  --muted-2:#9aa4b3;
  --blue:#5b6cf9;
  --blue-2:#6d5dfc;
  --blue-soft:#eef1ff;
  --green:#21b67a;
  --orange:#ff8c42;
  --sidebar:#20242d;
  --sidebar-2:#191d25;
  --sidebar-text:#c9d0dc;
  --sidebar-muted:#7f8998;
  --shadow:0 6px 24px rgba(28,39,55,.06);
  --shadow-hover:0 12px 28px rgba(31,44,67,.11);
  --radius:10px;
  --sidebar-w:236px;
  color-scheme:light;
}
:root[data-theme="dark"]{
  --bg:#11151b;
  --panel:#171c24;
  --panel-soft:#1b212b;
  --line:#262e3a;
  --line-strong:#303a48;
  --text:#edf1f6;
  --muted:#a0aabc;
  --muted-2:#7f8a9d;
  --blue-soft:#242b4e;
  --shadow:0 8px 26px rgba(0,0,0,.18);
  --shadow-hover:0 12px 32px rgba(0,0,0,.28);
  --sidebar:#12161d;
  --sidebar-2:#0d1117;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
a{color:inherit;text-decoration:none}
button{border:0;background:none;color:inherit;cursor:pointer}
svg{display:block}

.page-shell{min-height:100vh}
.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar-w);background:linear-gradient(180deg,var(--sidebar) 0%,var(--sidebar-2) 100%);color:var(--sidebar-text);display:flex;flex-direction:column;z-index:60;border-right:1px solid rgba(255,255,255,.03)}
.sidebar-brand{height:70px;display:flex;align-items:center;padding:0 18px;border-bottom:1px solid rgba(255,255,255,.07);flex:0 0 auto}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-logo{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#4f67f7,#7458f6);display:grid;place-items:center;box-shadow:0 8px 22px rgba(76,87,246,.32);flex:0 0 auto}
.brand-logo svg{width:26px;height:26px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.brand-copy{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand-copy strong{font-size:18px;color:#fff;letter-spacing:.2px}
.brand-copy small{font-size:11px;color:#8993a4;margin-top:5px}
.sidebar-close{display:none;margin-left:auto;width:34px;height:34px;color:#aab3c0;font-size:24px;line-height:1}
.sidebar-scroll{padding:15px 10px 20px;overflow:auto;flex:1;scrollbar-width:thin;scrollbar-color:#3d4451 transparent}
.side-section-title{font-size:11px;letter-spacing:.13em;color:#6f7988;text-transform:uppercase;padding:0 12px 8px;font-weight:700}
.category-nav{display:grid;gap:3px}
.cat-btn,.side-action{width:100%;height:41px;border-radius:7px;display:flex;align-items:center;gap:11px;padding:0 12px;color:#c6ced9;text-align:left;transition:.16s ease}
.cat-btn:hover,.side-action:hover{background:rgba(255,255,255,.065);color:#fff}
.cat-btn.active{background:linear-gradient(90deg,rgba(91,108,249,.24),rgba(91,108,249,.11));color:#fff;box-shadow:inset 3px 0 0 #7080ff}
.cat-svg,.side-svg{width:18px;height:18px;display:grid;place-items:center;flex:0 0 auto;color:#8f9aab}
.cat-btn.active .cat-svg{color:#9aa6ff}
.cat-svg svg,.side-svg svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.cat-label{font-size:13px;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-divider{height:1px;background:rgba(255,255,255,.07);margin:13px 10px 14px}
.side-action{font-size:13px}
.sidebar-bottom{flex:0 0 auto;padding:14px 18px 17px;border-top:1px solid rgba(255,255,255,.07);font-size:11px;color:#758091;display:flex;justify-content:space-between;gap:8px}
.sidebar-bottom strong{color:#aeb7c4}

.main-shell{margin-left:var(--sidebar-w);min-height:100vh}
.topbar{height:64px;position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--panel) 94%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px}
.topbar-left,.topbar-right{display:flex;align-items:center}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav-item,.main-nav-link{height:36px;padding:0 13px;border-radius:7px;color:#5f6b7d;font-size:13px;font-weight:600;display:flex;align-items:center}
:root[data-theme="dark"] .main-nav-item,:root[data-theme="dark"] .main-nav-link{color:#a8b2c1}
.main-nav-item:hover,.main-nav-link:hover{background:var(--panel-soft);color:var(--text)}
.main-nav-item.active{background:var(--blue-soft);color:#4f60e8}
.header-search{width:360px;height:38px;border:1px solid var(--line-strong);background:var(--panel-soft);border-radius:8px;display:flex;align-items:center;padding:0 9px 0 11px;transition:.18s ease}
.header-search:focus-within{background:var(--panel);border-color:#aeb8ff;box-shadow:0 0 0 3px rgba(91,108,249,.10)}
.header-search>svg{width:17px;height:17px;fill:none;stroke:#8d99aa;stroke-width:2;flex:0 0 auto}
.header-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;color:var(--text);font-size:13px;padding:0 9px}
.header-search input::placeholder{color:#9aa5b4}
kbd{border:1px solid var(--line-strong);background:var(--panel);border-radius:5px;color:#99a3b2;padding:2px 6px;font-size:10px;box-shadow:0 1px 0 rgba(0,0,0,.03);white-space:nowrap}
.search-clear{display:none;width:22px;height:22px;border-radius:50%;color:#8c97a7;margin-left:4px;font-size:16px}
.search-clear.show{display:block}
.search-clear:hover{background:var(--line)}
.top-icon-button{width:38px;height:38px;border:1px solid var(--line-strong);background:var(--panel);border-radius:8px;display:grid;place-items:center;margin-left:9px;color:#697588}
.top-icon-button:hover{border-color:#c8d0db;background:var(--panel-soft)}
.top-icon-button svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.moon-icon{display:none}
:root[data-theme="dark"] .sun-icon{display:none}
:root[data-theme="dark"] .moon-icon{display:block}
.mobile-menu,.mobile-brand{display:none}

.content-wrap{width:min(1540px,calc(100% - 56px));margin:0 auto;padding:22px 0 44px}
.search-strip{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:var(--shadow)}
.search-strip-title{min-width:240px}
.search-strip-title h1{margin:0;font-size:23px;line-height:1.2;letter-spacing:-.02em}
.search-strip-title p{margin:6px 0 0;color:var(--muted);font-size:12.5px}
.search-panel{width:min(690px,60%)}
.search-tabs{display:flex;gap:16px;margin:0 0 8px 2px}
.search-tabs button{font-size:12px;color:var(--muted);padding:0 1px 4px;position:relative}
.search-tabs button.active{color:var(--blue);font-weight:700}
.search-tabs button.active:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--blue)}
.search-main{height:42px;border:1px solid var(--line-strong);border-radius:8px;background:var(--panel-soft);display:flex;align-items:center;padding-left:12px;overflow:hidden}
.search-main:focus-within{border-color:#aeb8ff;box-shadow:0 0 0 3px rgba(91,108,249,.08);background:var(--panel)}
.search-main svg{width:18px;height:18px;fill:none;stroke:#8793a4;stroke-width:2;flex:0 0 auto}
.search-main input{flex:1;min-width:0;height:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:13px;padding:0 10px}
.search-main input::placeholder{color:#9aa5b4}
.search-main button{height:100%;padding:0 18px;background:var(--blue);color:#fff;font-size:13px;font-weight:700}
.search-main button:hover{background:#4e60ec}

.quick-tools{min-height:46px;display:flex;align-items:center;gap:10px;padding:13px 2px 5px;overflow:hidden}
.quick-title{font-size:12px;color:var(--muted);font-weight:700;flex:0 0 auto}
.quick-list{display:flex;gap:8px;overflow:auto;padding:1px 0 5px;scrollbar-width:none}
.quick-list::-webkit-scrollbar{display:none}
.quick-chip{height:28px;display:flex;align-items:center;gap:7px;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:0 10px 0 6px;font-size:11.5px;font-weight:600;white-space:nowrap;box-shadow:0 2px 8px rgba(31,44,67,.03)}
.quick-chip:hover{border-color:#bdc7ff;color:#4c5ce0}
.quick-logo{width:20px;height:20px;border-radius:6px;background:hsl(var(--logo-hue,220) 78% 95%);overflow:hidden;display:grid;place-items:center;position:relative;flex:0 0 auto;border:1px solid hsl(var(--logo-hue,220) 55% 88%)}
.quick-logo img{width:100%;height:100%;object-fit:contain;position:relative;z-index:2;background:#fff;padding:1px}
.quick-logo .quick-fallback{font-size:8px;color:hsl(var(--logo-hue,220) 56% 42%);font-weight:800;position:absolute;inset:0;display:grid;place-items:center}

.content-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;padding:22px 2px 14px}
.breadcrumb{font-size:11px;color:var(--muted-2);margin-bottom:6px}
.content-head h2{margin:0;font-size:22px;letter-spacing:-.02em}
.content-head p{margin:5px 0 0;color:var(--muted);font-size:12.5px}
.content-actions{display:flex;align-items:center;gap:10px}
.content-actions select{height:34px;border:1px solid var(--line-strong);border-radius:7px;background:var(--panel);color:var(--text);padding:0 30px 0 10px;outline:0;font-size:12px}
.mobile-category-row{display:none}

.tool-section{margin-bottom:28px}
.section-head{display:flex;align-items:center;justify-content:space-between;margin:0 0 11px;padding:0 1px}
.section-title-wrap{display:flex;align-items:center;gap:9px}
.section-icon{width:28px;height:28px;border-radius:7px;background:linear-gradient(135deg,#eef1ff,#f7f4ff);border:1px solid #e1e5ff;display:grid;place-items:center;color:#5f6ff3}
:root[data-theme="dark"] .section-icon{background:#20283a;border-color:#303a5a}
.section-icon svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.section-title-wrap h3{font-size:16px;margin:0;font-weight:700}
.section-title-wrap p{font-size:11px;margin:2px 0 0;color:var(--muted)}
.section-more{height:28px;padding:0 10px;border-radius:6px;border:1px solid var(--line);background:var(--panel);color:#788395;font-size:11px;display:flex;align-items:center;gap:4px}
.section-more:hover{color:var(--blue);border-color:#bdc7ff}
.tool-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.tool-card{position:relative;min-width:0}
.tool-link{min-height:92px;height:100%;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 37px 13px 14px;display:flex;gap:12px;align-items:flex-start;transition:.18s ease;box-shadow:0 2px 8px rgba(31,44,67,.025)}
.tool-link:hover{border-color:#cbd3ff;box-shadow:var(--shadow-hover);transform:translateY(-1px)}
.tool-logo{width:46px;height:46px;border-radius:11px;border:1px solid var(--line);background:#fff;position:relative;display:grid;place-items:center;overflow:hidden;flex:0 0 auto;box-shadow:0 2px 10px rgba(31,44,67,.045)}
.tool-logo img{position:relative;z-index:2;width:100%;height:100%;object-fit:contain;padding:4px;background:#fff}
.tool-logo-fallback{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(145deg,hsl(var(--logo-hue,220) 90% 97%),hsl(var(--logo-hue,220) 74% 91%));font-size:11px;font-weight:800;color:hsl(var(--logo-hue,220) 58% 40%);letter-spacing:.02em}
:root[data-theme="dark"] .tool-logo{background:#fff}
.tool-info{min-width:0;display:block;flex:1}
.tool-title-row{display:flex;align-items:center;gap:6px;min-width:0;margin:1px 0 5px}
.tool-name{font-size:13.5px;line-height:1.25;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.hot-tag{font-style:normal;font-size:9.5px;line-height:18px;height:18px;padding:0 5px;border-radius:4px;background:#fff1e5;color:#f07823;white-space:nowrap}
.tool-desc{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:11.5px;line-height:1.55;color:var(--muted);min-height:35px}
.tool-domain{font-size:10.5px;color:#9aa4b2;margin-top:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block}
.external-mark{position:absolute;right:12px;bottom:12px;width:20px;height:20px;border-radius:5px;color:#a3adba;display:grid;place-items:center}
.tool-link:hover .external-mark{color:var(--blue);background:var(--blue-soft)}
.external-mark svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.favorite-btn{position:absolute;right:11px;top:10px;width:24px;height:24px;border-radius:6px;color:#b2bbc7;display:grid;place-items:center;z-index:3}
.favorite-btn:hover{background:var(--panel-soft);color:#7b86ff}
.favorite-btn.active{color:#f2a429}
.favorite-btn svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round}
.favorite-btn.active svg{fill:currentColor}
.tool-section.filtered .tool-grid{grid-template-columns:repeat(4,minmax(0,1fr))}

.empty-state{border:1px dashed var(--line-strong);background:var(--panel);border-radius:var(--radius);padding:70px 20px;text-align:center;color:var(--muted)}
.empty-symbol{font-size:36px;color:#a4adba}
.empty-state h3{margin:10px 0 5px;color:var(--text);font-size:18px}
.empty-state p{margin:0 0 17px;font-size:13px}
.primary-button{height:36px;padding:0 14px;border-radius:7px;background:var(--blue);color:#fff;font-size:12px;font-weight:700}

.site-footer{border-top:1px solid var(--line);background:var(--panel);margin-top:15px}
.footer-inner{width:min(1540px,calc(100% - 56px));margin:0 auto;padding:24px 0 20px}
.footer-top{display:flex;align-items:center;justify-content:space-between;gap:24px}
.footer-brand{display:flex;flex-direction:column;gap:4px}
.footer-brand strong{font-size:15px}
.footer-brand span{font-size:11.5px;color:var(--muted)}
.footer-links{display:flex;gap:18px;font-size:11.5px;color:var(--muted)}
.footer-links a:hover{color:var(--blue)}
.footer-bottom{border-top:1px solid var(--line);margin-top:18px;padding-top:15px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:10.5px;color:var(--muted-2)}
.footer-bottom a:hover{color:var(--blue)}
.toast{position:fixed;right:24px;bottom:24px;background:#20242d;color:#fff;padding:10px 14px;border-radius:8px;font-size:12px;box-shadow:0 12px 30px rgba(0,0,0,.18);opacity:0;transform:translateY(8px);pointer-events:none;transition:.18s ease;z-index:100}
.toast.show{opacity:1;transform:none}
.drawer-mask{display:none}

@media(max-width:1380px){
  .tool-grid,.tool-section.filtered .tool-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .content-wrap,.footer-inner{width:min(1180px,calc(100% - 44px))}
  .header-search{width:320px}
}
@media(max-width:1180px){
  :root{--sidebar-w:214px}
  .topbar{padding:0 20px}
  .header-search{width:280px}
  .main-nav-item,.main-nav-link{padding:0 9px}
  .search-panel{width:62%}
  .tool-grid,.tool-section.filtered .tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:860px){
  .sidebar{transform:translateX(-100%);transition:.22s ease;width:246px;box-shadow:16px 0 40px rgba(0,0,0,.18)}
  body.sidebar-open .sidebar{transform:none}
  .sidebar-close{display:block}
  .main-shell{margin-left:0}
  .drawer-mask{display:block;position:fixed;inset:0;background:rgba(7,12,20,.48);z-index:55;opacity:0;pointer-events:none;transition:.2s ease}
  body.sidebar-open .drawer-mask{opacity:1;pointer-events:auto}
  .topbar{height:58px;padding:0 14px}
  .mobile-menu{display:grid;place-items:center;width:34px;height:34px;border-radius:7px;margin-right:5px}
  .mobile-menu svg{width:20px;height:20px;fill:none;stroke:var(--text);stroke-width:1.8;stroke-linecap:round}
  .mobile-brand{display:flex;align-items:center;gap:7px;font-size:14px}
  .mobile-brand span{width:28px;height:28px;border-radius:7px;background:linear-gradient(135deg,#4f67f7,#7458f6);color:#fff;display:grid;place-items:center;font-weight:800;font-size:11px}
  .main-nav{display:none}
  .header-search{width:min(46vw,330px)}
  .content-wrap,.footer-inner{width:calc(100% - 26px)}
  .search-strip{display:block;padding:16px}
  .search-strip-title{margin-bottom:13px}
  .search-strip-title h1{font-size:21px}
  .search-panel{width:100%}
  .search-tabs{overflow:auto;white-space:nowrap;padding-bottom:1px}
  .mobile-category-row{display:flex;gap:8px;overflow:auto;padding-bottom:12px;scrollbar-width:none}
  .mobile-category-row::-webkit-scrollbar{display:none}
  .mobile-cat{height:30px;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:0 11px;white-space:nowrap;color:var(--muted);font-size:11.5px}
  .mobile-cat.active{border-color:#bcc6ff;background:var(--blue-soft);color:#5363e6;font-weight:700}
}
@media(max-width:620px){
  .topbar-right{flex:1;justify-content:flex-end}
  .header-search{width:min(56vw,320px)}
  .header-search kbd{display:none}
  .top-icon-button{display:none}
  .search-strip{padding:15px}
  .search-strip-title p{line-height:1.55}
  .search-tabs{gap:14px}
  .search-main button{padding:0 14px}
  .content-head{align-items:flex-start;padding-top:17px}
  .content-actions select{display:none}
  .tool-grid,.tool-section.filtered .tool-grid{grid-template-columns:1fr;gap:8px}
  .tool-link{min-height:86px}
  .footer-top{display:block}
  .footer-links{margin-top:14px;flex-wrap:wrap}
  .footer-bottom{gap:9px}
}
@media(max-width:430px){
  .mobile-brand strong{display:none}
  .header-search{width:calc(100vw - 94px)}
  .search-strip-title h1{font-size:20px}
  .search-tabs button{font-size:11px}
  .quick-tools{padding-top:10px}
  .content-head h2{font-size:20px}
}
.side-action.active{background:rgba(91,108,249,.16);color:#fff}.side-action.active .side-svg{color:#9aa6ff}


/* V5 static content pages */
.info-page{min-height:100vh;background:var(--bg)}
.info-shell{margin-left:var(--sidebar-w);min-height:100vh}
.info-content{width:min(1100px,calc(100% - 56px));margin:0 auto;padding:28px 0 54px}
.info-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:34px 38px}
.info-hero{padding-bottom:26px;margin-bottom:8px;border-bottom:1px solid var(--line)}
.info-eyebrow{display:inline-flex;align-items:center;gap:7px;color:var(--blue);font-weight:700;font-size:12px;margin-bottom:10px}
.info-eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px var(--blue-soft)}
.info-card h1{margin:0;font-size:30px;letter-spacing:-.02em}
.info-card .lead{margin:10px 0 0;color:var(--muted);font-size:14px;line-height:1.85;max-width:820px}
.info-section{padding:24px 0 4px}
.info-section h2{position:relative;margin:0 0 14px;padding-left:14px;font-size:19px;line-height:1.4}
.info-section h2:before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:3px;border-radius:3px;background:var(--blue)}
.info-section p{margin:0 0 13px;color:var(--muted);font-size:14px;line-height:1.9}
.info-section ul{margin:10px 0 0;padding-left:21px;color:var(--muted);font-size:14px;line-height:1.9}
.info-section li+li{margin-top:6px}
.info-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:16px}
.info-mini-card{border:1px solid var(--line);background:var(--panel-soft);border-radius:10px;padding:16px}
.info-mini-card strong{display:block;font-size:14px;margin-bottom:6px}
.info-mini-card span{display:block;color:var(--muted);font-size:12.5px;line-height:1.7}
.coop-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start}
.coop-panel{border:1px solid var(--line);background:var(--panel-soft);border-radius:12px;padding:20px}
.coop-panel h3{margin:0 0 10px;font-size:16px}
.coop-panel p{margin:0;color:var(--muted);font-size:13px;line-height:1.8}
.coop-qr{margin-top:16px;background:#fff;border:1px solid #edf0f4;border-radius:12px;padding:12px}
.coop-qr img{display:block;width:100%;height:auto;border-radius:8px}
.coop-tip{text-align:center;margin-top:10px!important;color:var(--muted-2)!important;font-size:12px!important}
.coop-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.coop-tag{display:inline-flex;align-items:center;height:30px;padding:0 11px;border:1px solid var(--line-strong);background:var(--panel);border-radius:999px;font-size:12px;color:var(--muted)}
.page-nav-link.active{background:var(--blue-soft);color:#4f60e8}
.info-footer{margin-top:24px}
@media(max-width:1180px){.info-content{width:min(920px,calc(100% - 44px))}.coop-layout{grid-template-columns:minmax(0,1fr) 270px}.info-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:860px){.info-shell{margin-left:0}.info-content{width:calc(100% - 26px);padding-top:18px}.info-card{padding:24px 20px}.coop-layout{grid-template-columns:1fr}.coop-panel{max-width:380px}.info-grid{grid-template-columns:1fr}.info-card h1{font-size:25px}}

.cat-page-icon{width:16px;height:16px;border:1px solid rgba(255,255,255,.18);border-radius:5px;position:relative;flex:0 0 auto}.cat-page-icon:before,.cat-page-icon:after{content:"";position:absolute;background:#8793a4;border-radius:2px}.cat-page-icon:before{width:6px;height:6px;left:2px;top:2px}.cat-page-icon:after{width:4px;height:4px;right:2px;bottom:2px}.page-cat:hover .cat-page-icon:before,.page-cat:hover .cat-page-icon:after{background:#aeb7ff}

/* =========================
   V6 - 图4式工具卡片与真实站点图标
   ========================= */
.tool-section{margin-bottom:30px}
.tool-grid,.tool-section.filtered .tool-grid{
  grid-template-columns:repeat(5,minmax(0,1fr));
  column-gap:18px;
  row-gap:14px;
}
.tool-card{min-width:0}
.tool-link{
  min-height:78px;
  padding:13px 30px 13px 14px;
  gap:12px;
  align-items:center;
  border:1px solid rgba(225,230,237,.78);
  border-radius:7px;
  background:var(--panel);
  box-shadow:0 3px 12px rgba(24,34,51,.035);
  transform:none;
}
.tool-link:hover{
  border-color:#d7deea;
  box-shadow:0 10px 24px rgba(31,44,67,.09);
  transform:translateY(-2px);
}
.tool-logo{
  width:46px;
  height:46px;
  flex:0 0 46px;
  border:0;
  border-radius:10px;
  background:transparent;
  box-shadow:none;
  overflow:hidden;
  display:grid;
  place-items:center;
  position:relative;
}
.tool-logo img{
  position:absolute;
  inset:0;
  z-index:2;
  width:100%;
  height:100%;
  object-fit:contain;
  padding:1px;
  background:transparent;
  opacity:0;
  transition:opacity .14s ease;
}
.tool-logo img.loaded{opacity:1}
.logo-skeleton{
  position:absolute;
  inset:3px;
  z-index:1;
  border-radius:9px;
  background:linear-gradient(100deg,#f0f2f5 20%,#f8f9fb 40%,#f0f2f5 60%);
  background-size:200% 100%;
  animation:logoShimmer 1.15s linear infinite;
}
.tool-logo.has-image .logo-skeleton,.quick-logo.has-image .logo-skeleton{display:none}
@keyframes logoShimmer{to{background-position:-200% 0}}
:root[data-theme="dark"] .logo-skeleton{background:linear-gradient(100deg,#252b35 20%,#313846 40%,#252b35 60%);background-size:200% 100%}
.tool-info{min-width:0;display:flex;flex-direction:column;justify-content:center;flex:1}
.tool-title-row{margin:0 0 5px;gap:5px;min-width:0;padding-right:2px}
.tool-name{font-size:13.5px;line-height:1.2;font-weight:700;color:var(--text)}
.hot-tag{font-size:9px;height:16px;line-height:16px;padding:0 4px;border-radius:3px;background:#fff3e8;color:#f08a42}
.tool-desc{
  min-height:0;
  font-size:11.5px;
  line-height:1.45;
  color:var(--muted);
  -webkit-line-clamp:2;
}
.tool-domain,.external-mark{display:none!important}
.favorite-btn{
  top:7px;
  right:7px;
  width:22px;
  height:22px;
  opacity:0;
  color:#adb6c3;
  transition:.15s ease;
}
.tool-card:hover .favorite-btn,.favorite-btn.active{opacity:1}
.favorite-btn:hover{background:#f5f7fb}
.quick-logo{
  width:20px;
  height:20px;
  flex:0 0 20px;
  border:0;
  border-radius:5px;
  background:transparent;
  overflow:hidden;
  position:relative;
}
.quick-logo img{
  position:absolute;
  inset:0;
  z-index:2;
  width:100%;
  height:100%;
  object-fit:contain;
  padding:0;
  background:transparent;
  opacity:0;
}
.quick-logo img.loaded{opacity:1}
.quick-logo .logo-skeleton{inset:1px;border-radius:5px}
.quick-chip{padding-left:7px}

/* 卡片区域更接近参考站的紧凑白色导航风格 */
.content-wrap{padding-top:20px}
.section-head{margin-bottom:10px}
.section-title-wrap h3{font-size:16px}
.section-title-wrap p{font-size:10.5px}

@media(max-width:1500px){
  .tool-grid,.tool-section.filtered .tool-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(max-width:1240px){
  .tool-grid,.tool-section.filtered .tool-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:980px){
  .tool-grid,.tool-section.filtered .tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:620px){
  .tool-grid,.tool-section.filtered .tool-grid{grid-template-columns:1fr}
  .tool-link{min-height:76px;padding:12px 30px 12px 13px}
  .tool-logo{width:44px;height:44px;flex-basis:44px}
  .favorite-btn{opacity:1}
}

/* =========================
   V7 - 品牌 Logo / 左侧分类图标 / 官方 Logo 缓存
   ========================= */
.sidebar-brand{height:72px;padding:0 15px}
.brand{gap:10px}
.brand-logo{
  width:44px;
  height:44px;
  flex:0 0 44px;
  border-radius:0;
  background:transparent;
  box-shadow:none;
  overflow:visible;
  display:grid;
  place-items:center;
}
.brand-logo img{
  display:block;
  width:48px;
  height:48px;
  max-width:none;
  object-fit:contain;
  filter:drop-shadow(0 3px 7px rgba(240,194,120,.15));
}
.brand-copy strong{font-size:17px;letter-spacing:.15px}
.brand-copy small{margin-top:4px}
.mobile-brand-logo{
  width:30px;
  height:30px;
  display:grid;
  place-items:center;
  flex:0 0 30px;
}
.mobile-brand-logo img{width:33px;height:33px;object-fit:contain;display:block}

/* 信息页与首页共用同一套不同类别 SVG，不再显示相同方块图标 */
.page-cat .cat-svg{color:#8f9aab}
.page-cat:hover .cat-svg{color:#b5beff}
.cat-page-icon{display:none!important}

/* 卡片更接近参考站：Logo 独立、清晰、无字母占位块 */
.tool-logo{
  width:48px;
  height:48px;
  flex:0 0 48px;
  border-radius:10px;
  background:#fff;
  border:1px solid #eef1f5;
  padding:4px;
}
.tool-logo.wide-logo{
  width:62px;
  flex-basis:62px;
}
.tool-logo img{
  inset:4px;
  width:calc(100% - 8px);
  height:calc(100% - 8px);
  padding:0;
  background:transparent;
}
.tool-logo .logo-skeleton{inset:5px;background:linear-gradient(100deg,#f5f6f8 20%,#fbfbfc 42%,#f5f6f8 64%);background-size:200% 100%}
.tool-logo.logo-fallback{background:#fafbfc}
:root[data-theme="dark"] .tool-logo{background:#fff;border-color:#303641}

.quick-logo{background:#fff;border:1px solid #edf0f4;padding:1px}
.quick-logo img{inset:1px;width:calc(100% - 2px);height:calc(100% - 2px)}

.contact-mail{color:var(--blue);font-weight:650;word-break:break-all}
.contact-mail:hover{text-decoration:underline}

@media(max-width:620px){
  .brand-logo{width:42px;height:42px;flex-basis:42px}
  .brand-logo img{width:45px;height:45px}
  .tool-logo,.tool-logo.wide-logo{width:46px;height:46px;flex-basis:46px}
}