:root{--bg:#f7f9fc;--surface:#fff;--sub:#f0f4fa;--text:#212b3b;--muted:#7d889a;--line:#e7ecf3;--blue:#0367fd}html[data-theme=dark]{--bg:#0d0f13;--surface:#171a20;--sub:#20242c;--text:#f2f4f8;--muted:#a0a8b7;--line:#282d36;color-scheme:dark}*{box-sizing:border-box}html{scrollbar-width:none}html::-webkit-scrollbar{display:none}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;font-weight:400;font-size:14px}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}a{text-decoration:none;color:inherit}[hidden]{display:none!important}h1,h2,h3,h4{font-weight:500}input,textarea{background:var(--sub);color:var(--text);border:1px solid transparent;border-radius:10px;padding:12px;min-width:0;max-width:100%}input:focus,textarea:focus{outline:2px solid #0367fd55}button:focus-visible,a:focus-visible{outline:2px solid var(--blue);outline-offset:3px}button{border:0}.top{max-width:1180px;margin:auto;height:88px;padding:0 28px;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:600}.brand-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:var(--blue);color:white;font-size:24px}.icon-button{width:38px;height:38px;border-radius:50%;background:var(--surface);color:var(--text);font-size:23px}.wrap{width:min(1000px,calc(100% - 48px));margin:auto}.hero{padding:66px 0 48px;text-align:center}.eyebrow{font-size:11px;letter-spacing:3px;color:var(--blue)}.hero h1{font-size:36px;letter-spacing:-1px;margin:15px 0 12px}.hero>p{color:var(--muted);font-size:15px}.search{max-width:760px;margin:32px auto 0;display:flex;align-items:center;gap:10px;background:var(--surface);border-radius:15px;padding:9px 10px 9px 20px;box-shadow:0 8px 36px #14396608}.search>span{font-size:28px;color:var(--muted)}.search input{flex:1;width:0;background:transparent;border:0;min-height:42px;outline:none}.primary{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:10px 22px;background:var(--blue);color:#fff;border-radius:9px;border:0;white-space:nowrap}.clear{padding:8px;background:transparent;color:var(--muted);font-size:22px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:20px}.section-head h2{font-size:19px;margin:0}.section-head>span{font-size:12px;color:var(--muted)}.recommendation-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.category{background:var(--surface);padding:22px;border-radius:16px}.category header{display:flex;align-items:center;gap:10px;margin-bottom:16px}.category-icon{font-size:23px}.category h3{font-size:16px;margin:0}.terms{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.terms button{display:flex;align-items:center;justify-content:space-between;gap:8px;text-align:left;background:var(--sub);color:var(--text);border-radius:9px;padding:12px;font-size:13px;transition:background .18s}.terms button:hover{background:#0367fd12;color:var(--blue)}.terms button span{color:var(--muted)}footer{padding:45px 0 28px;text-align:center;color:var(--muted);font-size:12px;line-height:1.8}.result-list{display:grid;gap:10px}.result-card{display:flex;gap:14px;align-items:center;background:var(--surface);border-radius:13px;padding:18px;transition:transform .15s}.result-card:hover{transform:translateY(-2px)}.result-icon{display:grid;place-items:center;width:42px;height:42px;flex:0 0 42px;color:var(--blue);background:var(--sub);border-radius:11px;font-size:22px}.result-copy{min-width:0;flex:1}.result-copy h3{margin:0 0 8px;font-size:15px;line-height:1.5;overflow-wrap:anywhere}.result-copy small{font-size:12px;color:var(--muted)}.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}.tags span{background:var(--sub);color:var(--muted);font-size:11px;padding:3px 7px;border-radius:5px;overflow-wrap:anywhere}.arrow{color:var(--muted)}.pagination{display:flex;justify-content:center;align-items:center;gap:16px;margin:24px 0}.soft{display:inline-flex;align-items:center;justify-content:center;background:var(--sub);color:var(--text);padding:9px 13px;border-radius:8px;font-size:13px;border:0}.soft:disabled{opacity:.4;cursor:default}.loading{padding:35px;text-align:center;color:var(--muted)}.error{color:#d24b56!important}.card{background:var(--surface);padding:26px;border-radius:16px}.auth{width:min(420px,calc(100% - 32px));margin:12vh auto}.auth h1{font-size:23px}.auth p{color:var(--muted);line-height:1.7}.auth form{display:grid;gap:18px}.auth label{display:grid;gap:8px}.auth input{width:100%}.auth>a.muted{display:block;margin-top:18px}.spinner{width:30px;height:30px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--blue);animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.muted{color:var(--muted);line-height:1.7}.admin-wrap{width:min(1100px,calc(100% - 40px));margin:0 auto 60px}.admin-wrap>.card{margin-top:24px;scroll-margin-top:20px}.admin-wrap h2{font-size:20px;margin-top:0}.tabs{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.tabs a{background:var(--surface);padding:11px 18px;border-radius:10px}.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.actions form{margin:0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.stats span{display:block;color:var(--muted);font-size:12px}.stats strong{display:block;margin-top:10px;font-size:25px;font-weight:500}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:24px}.form-grid label{display:grid;gap:8px;min-width:0;font-size:13px}.form-grid input:not([type=checkbox]),.form-grid textarea{width:100%}.form-grid small{color:var(--muted);line-height:1.7}.form-grid .full{grid-column:1/-1}.form-grid .check{display:flex;align-items:center;gap:10px}.check input{width:17px;height:17px;accent-color:var(--blue)}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:15px 10px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:400;white-space:nowrap}.notice{padding:14px 18px;background:#0367fd0c;border-radius:10px;margin:18px 0}.danger{color:#d24b56}.separated{margin-top:20px}code{overflow-wrap:anywhere;font-size:12px}@media(max-width:640px){.top{height:72px;padding:0 18px}.brand{font-size:17px}.wrap{width:calc(100% - 28px)}.hero{padding:38px 0 30px}.hero h1{font-size:26px}.hero>p{font-size:13px}.search{padding:7px 8px 7px 12px;gap:5px;margin-top:25px}.search .primary{padding:9px 16px}.search input{font-size:13px;padding:7px}.recommendation-grid{grid-template-columns:1fr;gap:12px}.category{padding:18px}.section-head{align-items:flex-start}.section-head>span{max-width:45%;text-align:right;line-height:1.7}.result-card{padding:14px;gap:10px}.result-copy h3{font-size:14px}.result-icon{width:34px;height:34px;flex-basis:34px}.form-grid{grid-template-columns:1fr}.stats{gap:8px}.stats .card{padding:16px}.admin-wrap{width:calc(100% - 24px)}.card{padding:20px}.admin .top{height:auto;padding-top:18px;padding-bottom:14px;flex-wrap:wrap}.terms button{padding:11px}footer{font-size:11px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

.recommendation-grid{display:block}.category{background:transparent;padding:0;margin-bottom:30px;border-radius:0}.category header{border-bottom:1px solid var(--line);padding-bottom:14px}.terms{grid-template-columns:repeat(8,minmax(0,1fr));gap:14px}.terms button{display:flex;flex-direction:column;background:transparent;padding:0;gap:9px;text-align:center;justify-content:flex-start;border-radius:0}.poster{position:relative;display:grid;place-items:center;width:100%;aspect-ratio:2/3;overflow:hidden;border:1px solid var(--line);background:linear-gradient(145deg,var(--sub),var(--surface));border-radius:7px}.poster-letter{font-size:36px;color:var(--blue)!important}.poster img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1}.poster-title{width:100%;color:var(--text)!important;line-height:1.6;overflow-wrap:anywhere}.terms button:hover{background:transparent}.terms button:hover .poster{border-color:var(--blue)}.terms button:hover .poster-title{color:var(--blue)!important}@media(max-width:900px){.terms{grid-template-columns:repeat(5,minmax(0,1fr))}}@media(max-width:640px){.category{padding:0}.terms{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.terms button{padding:0}.poster-letter{font-size:30px}}
/* v2: shared front width and independent admin pages */
body:not(.admin) .top{width:min(1000px,calc(100% - 48px));padding:0;height:92px}.site-logo img{width:auto;max-width:240px;height:48px;object-fit:contain;object-position:left center}.hero{padding:8px 0 36px}.search{max-width:none;width:100%;margin:0}.sidebar{position:fixed;inset:0 auto 0 0;width:230px;background:var(--surface);padding:28px 20px;display:flex;flex-direction:column;gap:16px;border-right:1px solid var(--line)}.sidebar nav{display:grid;gap:6px;margin:24px 0 auto}.sidebar nav a{padding:13px 16px;border-radius:9px;color:var(--muted)}.sidebar nav a.active{background:#0367fd12;color:var(--blue)}.sidebar form{margin:0}.sidebar form button{width:100%}.sidebar-admin .admin-wrap{margin:0 32px 60px 262px;width:calc(100% - 294px);max-width:1400px}.admin-heading{padding:20px 0 4px}.admin-heading h1{font-size:25px}.editor-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:18px;margin-bottom:14px;border:1px solid var(--line);border-radius:12px}.image-field{grid-column:1/-1;display:grid;gap:12px}.image-field label{display:grid;gap:8px}.image-field .upload-label{display:inline-flex;cursor:pointer}.image-preview{width:100px;height:150px;object-fit:contain;background:var(--sub);border-radius:7px}.logo-preview{width:240px;height:80px}.upload-status{color:var(--muted)}.primary:disabled{opacity:.5;cursor:wait}@media(max-width:640px){body:not(.admin) .top{width:calc(100% - 28px);height:76px}.site-logo img{max-width:190px;height:40px}.hero{padding:6px 0 28px}.search{margin:0}.sidebar{position:static;width:100%;padding:18px;border-right:0}.sidebar nav{grid-template-columns:repeat(2,1fr);margin:0;gap:4px}.sidebar-admin .admin-wrap{width:calc(100% - 24px);margin:0 auto 40px}.sidebar>.soft,.sidebar>form{display:none}.editor-row{grid-template-columns:1fr;padding:14px}.image-field .actions{gap:6px}}

#categoryDialog{width:min(900px,calc(100% - 28px));max-height:88vh;overflow:auto;border:0;border-radius:16px;padding:26px;background:var(--surface);color:var(--text)}#categoryDialog::backdrop{background:#10182880;backdrop-filter:blur(3px)}#categoryDialog .form-grid{margin-top:16px}.favicon-preview{width:64px;height:64px}@media(max-width:640px){#categoryDialog{padding:18px;max-height:90vh}}

/* v4 resource results */
.result-card{display:block;border:1px solid var(--line);padding:19px 20px;border-radius:9px;transition:border-color .18s}.result-card:hover{transform:none;border-color:var(--blue)}.result-copy h3{font-size:17px;font-weight:600;line-height:1.6;margin-bottom:9px}.result-description{margin:0 0 12px;font-size:14px;line-height:1.8;color:var(--text);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.result-copy small{font-size:12px;color:var(--muted)}.tags{gap:8px;margin-top:11px}.tags span{color:#0367fd;background:#0367fd12;border:1px solid #0367fd35;font-size:12px;padding:4px 9px;border-radius:4px;font-weight:500}html[data-theme=dark] .tags span{color:#79adff;background:#0367fd20;border-color:#5088e755}@media(max-width:640px){.result-card{padding:16px}.result-copy h3{font-size:16px}.result-description{font-size:13px}}

/* v5 larger recommendation covers */
.terms{grid-template-columns:repeat(6,minmax(0,1fr));gap:18px}.poster-title{font-size:14px}@media(max-width:900px){.terms{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}}@media(max-width:640px){.terms{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.poster-title{font-size:14px}}

/* v6 search focus state */
.search{border-radius:8px;border:1px solid transparent;box-shadow:none;transition:border-color .18s,box-shadow .18s}.search:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px #0367fd12}.search input:focus{outline:none}.search .primary{border-radius:6px}

#cardDialog{width:min(800px,calc(100% - 28px));max-height:88vh;overflow:auto;border:0;border-radius:16px;padding:24px;background:var(--surface);color:var(--text)}#cardDialog::backdrop{background:#10182880;backdrop-filter:blur(3px)}#cardDialog .editor-row{grid-column:1/-1}.table-cover{width:60px;height:90px;object-fit:cover;border-radius:5px}

/* v9 footer and theme control */
.search{border-color:#d8e0ec}.search:hover{border-color:#a9bbd4}.search:focus-within{border-color:var(--blue)}html[data-theme=dark] .search{border-color:#3a4352}html[data-theme=dark] .search:hover{border-color:#68778e}html[data-theme=dark] .search:focus-within{border-color:#5798ff}.theme-toggle{position:relative;display:grid;place-items:center;width:40px;height:40px;background:transparent;border-radius:10px;transition:background .2s,color .2s}.theme-toggle:hover{background:var(--sub);color:var(--blue)}.theme-toggle svg{position:absolute;width:22px;height:22px;transition:opacity .25s,transform .3s}.theme-sun{opacity:0;transform:rotate(-70deg) scale(.6)}.theme-moon{opacity:1;transform:rotate(0) scale(1)}html[data-theme=dark] .theme-sun{opacity:1;transform:rotate(0) scale(1)}html[data-theme=dark] .theme-moon{opacity:0;transform:rotate(70deg) scale(.6)}.footer-main{margin:0}.footer-notice{margin:16px auto 0;max-width:900px;font-size:13px;line-height:1.9;text-align:left;overflow-wrap:anywhere}@media(max-width:640px){.footer-notice{font-size:12px}}

/* v10 footer order and mobile recommendations */
.footer-notice{margin:0 auto;font-size:inherit}.footer-main{margin:16px 0 0}.footer-main:first-child{margin-top:0}@media(max-width:640px){.terms{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.footer-notice{font-size:inherit}}

/* v11 search progress and input spacing */
.top-search-progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:9999;overflow:hidden;background:#0367fd20}.top-search-progress span{display:block;height:100%;width:35%;background:var(--blue);animation:search-progress 1.25s ease-in-out infinite}@keyframes search-progress{from{transform:translateX(-110%)}to{transform:translateX(390%)}}.search{padding:5px 7px 5px 13px;gap:8px}.search input{font-size:17px;padding:7px 8px;min-height:40px}.search .primary{padding:9px 20px}@media(max-width:640px){.search{padding:5px 6px 5px 10px;gap:4px}.search input{font-size:16px;padding:6px}.search .primary{padding:8px 15px}}@media(prefers-reduced-motion:reduce){.top-search-progress span{animation:none;width:100%;opacity:.7}}

/* v15 resource preparation progress */
.resource-progress{height:4px;width:100%;border-radius:4px;background:#0367fd18;overflow:hidden;margin:0 0 22px}.resource-progress span{display:block;width:35%;height:100%;border-radius:4px;background:var(--blue);animation:search-progress 1.25s ease-in-out infinite}@media(prefers-reduced-motion:reduce){.resource-progress span{animation:none;width:100%;opacity:.7}}

/* v17 server-reported stage progress */
.resource-progress span{width:0;animation:none;transform:none;transition:width .2s ease}.resource-progress{height:6px}#progressLabel{font-size:13px;color:var(--muted)}@media(prefers-reduced-motion:reduce){.resource-progress span{width:0;transition:none}}

.result-card.preparing{cursor:default}.result-card.preparing:hover{border-color:var(--line)}