:root{--primary: #5DADE2;--primary-dark: #2E86DE;--primary-light: #85C1E9;--accent: #FBBF24;--text-1: #F3F4F6;--text-2: #E5E7EB;--text-3: #9CA3AF;--bg: #0F0F1A;--surface: #1A1A2E;--surface-2: #252540;--border: #2D2D45;--success: #34D399;--error: #F87171;--radius: 16px;--shadow: 0 1px 3px rgba(0, 0, 0, .2), 0 1px 2px rgba(0, 0, 0, .15);--shadow-hover: 0 10px 40px rgba(93, 173, 226, .15);--container: 1000px}*{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;text-size-adjust:100%;width:100%;max-width:100%;overflow-x:hidden;background:var(--bg);overscroll-behavior:none}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:var(--text-1);background:var(--bg);line-height:1.6;min-height:100vh;-webkit-tap-highlight-color:transparent;-webkit-font-smoothing:antialiased;width:100%;max-width:100%;overflow-x:hidden;overscroll-behavior:none}#root{width:100%;max-width:100%;overflow-x:hidden}button,input,textarea,select{max-width:100%}img,svg,video{max-width:100%}.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 4%}.app{display:flex;flex-direction:column;width:100%;max-width:100%;height:100vh;height:100dvh;overflow:hidden}.topbar{flex-shrink:0;width:100%;max-width:100%;background:linear-gradient(135deg,#2e86de,#21618c);box-shadow:0 2px 16px #21618c59;padding-top:env(safe-area-inset-top);position:relative;z-index:200;overflow:hidden}.topbar:before{content:"";position:absolute;top:-60%;right:-20%;width:70%;height:220%;background:radial-gradient(circle,rgba(255,255,255,.14) 0%,transparent 65%);pointer-events:none}.topbar-inner{position:relative;width:100%;max-width:var(--container);margin:0 auto;padding:.75rem 4% .875rem}.topbar-logo{display:flex;align-items:center;gap:.625rem;margin-bottom:.75rem}.topbar-icon{width:2.125rem;height:2.125rem;display:grid;place-items:center;font-size:1.1875rem;background:#ffffff2e;border:1px solid rgba(255,255,255,.25);border-radius:.625rem;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.topbar-title{font-size:1.125rem;font-weight:800;color:#fff;letter-spacing:.02em}.search-bar{display:flex;align-items:center;gap:.5rem;width:100%;max-width:100%;height:2.625rem;padding:0 0 0 .875rem;background:#ffffff24;border:1px solid rgba(255,255,255,.22);border-radius:1.3125rem;transition:border-color .2s,background .2s}.search-bar:focus-within{background:#fff3;border-color:#ffffff73}.search-icon{color:#ffffffa6;flex-shrink:0}.search-input{flex:1;min-width:0;border:none;outline:none;background:transparent;color:#fff;font-size:1rem;font-family:inherit}.search-input::placeholder{color:#ffffff8c}.search-input::-webkit-search-cancel-button{-webkit-appearance:none}.search-clear{border:none;background:transparent;color:#ffffffb3;font-size:20px;cursor:pointer;padding:0 4px;line-height:1;flex-shrink:0}.search-btn{flex-shrink:0;height:2.125rem;align-self:center;padding:0 1.125rem;border:none;border-radius:100px;background:#fff;color:#21618c;font-size:.875rem;font-weight:700;cursor:pointer;margin-right:.25rem}.search-btn:active{opacity:.85}.main{flex:1;min-height:0;width:100%;max-width:100%;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain;padding:1rem 0 1.25rem}.filter-tabs{display:flex;gap:.5rem;width:100%;max-width:100%;margin-bottom:1rem;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.filter-tabs::-webkit-scrollbar{display:none}.filter-tab{padding:.4375rem 1rem;border-radius:100px;font-size:.875rem;color:var(--text-3);background:var(--surface);border:1px solid var(--border);cursor:pointer;transition:all .2s;flex-shrink:0}.filter-tab:active{border-color:var(--primary-light)}.filter-tab.active{background:var(--primary);border-color:var(--primary);color:#fff}.bottombar{flex-shrink:0;width:100%;max-width:100%;background:var(--surface);border-top:1px solid var(--border);padding:.5rem 4% calc(.5rem + env(safe-area-inset-bottom));position:relative;z-index:200}.bottombar-pagination{display:flex;align-items:center;justify-content:center;gap:1.25rem}.page-btn{min-width:2.75rem;min-height:2.375rem;padding:0 1rem;border-radius:.625rem;font-size:1.25rem;line-height:1;color:var(--text-2);background:var(--surface-2);border:1px solid var(--border);cursor:pointer;transition:all .2s}.page-btn:active:not(:disabled){border-color:var(--primary-light);color:var(--primary)}.page-btn:disabled{opacity:.35;cursor:not-allowed}.page-info{font-size:.875rem;color:var(--text-3);min-width:4rem;text-align:center;font-variant-numeric:tabular-nums}.bottombar-beian{margin-top:.375rem;text-align:center;font-size:.625rem;line-height:1.5;color:var(--text-3);opacity:.8}.bottombar-beian a{color:var(--text-3);text-decoration:none}.bottombar-beian a:active{color:var(--primary-light)}.beian-dot{margin:0 .375rem;color:var(--border)}.resource-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.625rem;width:100%;max-width:100%}.resource-card{display:flex;flex-direction:column;width:100%;max-width:100%;min-width:0;background:var(--surface);border:1px solid var(--border);border-radius:.875rem;overflow:hidden;cursor:pointer;transition:border-color .2s}.resource-card:active{border-color:var(--primary-light)}.card-cover{width:100%;aspect-ratio:2 / 1;background:var(--surface-2);overflow:hidden;flex-shrink:0}.card-cover img{width:100%;height:100%;object-fit:cover;display:block}.card-cover-placeholder{width:100%;height:100%;display:grid;place-items:center;font-size:2.5rem;opacity:.5}.card-info{display:flex;flex-direction:column;gap:.25rem;padding:.5rem .5rem .625rem;flex:1}.card-title{font-size:.875rem;font-weight:600;color:var(--text-1);line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;word-break:break-all}.card-meta{display:flex;align-items:center;font-size:.75rem;color:var(--text-3)}.tag{display:inline-flex;align-items:center;padding:.125rem .625rem;background:#2e86de1f;color:var(--primary);border-radius:100px;font-size:.75rem;font-weight:500;flex-shrink:0}.card-btn{width:100%;min-height:2.25rem;padding:0 .75rem;border-radius:.625rem;font-size:.8125rem;margin-top:auto}.image-upload-box{width:100%;padding:2rem 1rem;border:1px dashed var(--border);border-radius:.75rem;background:var(--surface-2);color:var(--text-3);font-size:.875rem;cursor:pointer;transition:border-color .2s}.image-upload-box:hover{border-color:var(--primary-light);color:var(--primary)}.image-upload-box:disabled{opacity:.6;cursor:wait}.image-preview-box{position:relative;border-radius:.75rem;overflow:hidden;border:1px solid var(--border)}.image-preview-box img{width:100%;max-height:200px;object-fit:cover;display:block}.image-remove{position:absolute;right:.5rem;bottom:.5rem;background:#0f0f1abf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border-color:transparent}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;font-size:14px;font-weight:600;border-radius:12px;border:none;cursor:pointer;transition:all .2s;text-decoration:none}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 12px #2e86de4d}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px #2e86de66}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-secondary{background:var(--surface-2);color:var(--text-2);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--error);color:#fff}.btn-danger:hover{background:#dc2626}.btn-sm{padding:8px 16px;font-size:13px;border-radius:8px}.btn svg{width:18px;height:18px}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1.25rem}.modal{background:var(--surface);border-radius:1.25rem;padding:1.5rem;width:100%;max-width:26.25rem;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px #0003;animation:modalIn .3s ease}.modal::-webkit-scrollbar{width:6px}.modal::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}@keyframes modalIn{0%{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-header{text-align:center;margin-bottom:24px}.modal-icon{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,var(--primary-light),var(--primary));border-radius:20px;display:grid;place-items:center;font-size:32px}.modal-title{font-size:20px;font-weight:700;margin-bottom:8px}.modal-subtitle{font-size:14px;color:var(--text-3)}.input-group{margin-bottom:20px}.input-group label{display:block;font-size:14px;font-weight:500;margin-bottom:8px;color:var(--text-2)}.input-wrapper input,.input-group input,.input-group textarea{width:100%;padding:12px 16px;border:2px solid var(--border);border-radius:12px;font-size:16px;font-family:inherit;transition:all .2s;background:var(--surface);color:var(--text-1)}.input-wrapper input:focus,.input-group input:focus,.input-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px #2e86de1a}.input-wrapper input.error,.input-group input.error{border-color:var(--error)}.input-wrapper input::placeholder,.input-group input::placeholder,.input-group textarea::placeholder{color:#9ca3af}.input-group textarea{resize:vertical;min-height:80px}.input-error{font-size:13px;color:var(--error);margin-top:8px}.input-error.show{display:block}.field-error{display:block;font-size:12px;color:var(--error);margin-top:6px}.modal-actions{display:flex;gap:12px}.modal-actions .btn{flex:1}.success-content{text-align:center}.success-icon{width:80px;height:80px;margin:0 auto 20px;background:linear-gradient(135deg,#34d399,#10b981);border-radius:50%;display:grid;place-items:center;font-size:40px;color:#fff;animation:scaleIn .3s ease}@keyframes scaleIn{0%{transform:scale(0)}to{transform:scale(1)}}.success-title{font-size:20px;font-weight:700;color:var(--success);margin-bottom:12px}.link-box{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:16px;margin:20px 0;word-break:break-all}.link-box a{color:var(--primary);text-decoration:none;font-weight:500}.link-box a:hover{text-decoration:underline}.copy-btn{width:100%;background:var(--success);color:#fff}.copy-btn:hover{background:#059669}.link-group{display:flex;flex-direction:column;gap:16px}.link-item-label{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px}.link-item .link-box{margin:0 0 8px;text-align:left}.loading{text-align:center;padding:60px 0}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;margin:0 auto 16px;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading p{color:var(--text-3)}.error-message{text-align:center;padding:60px 0}.error-message p{color:var(--error);margin-bottom:16px}.empty-state{text-align:center;padding:60px 0;color:var(--text-3)}.admin-login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 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2rem}.admin-nav{display:flex;align-items:center;justify-content:space-between}.admin-nav h1{font-size:20px;font-weight:700}.admin-actions{display:flex;gap:12px}.admin-main{padding:32px 0 60px}.admin-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.admin-toolbar h2{font-size:20px;font-weight:600}.stats-panel{margin-bottom:24px}.stats-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px 16px;text-align:center}.stat-card-value{font-size:30px;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.2}.stat-card-label{font-size:13px;color:var(--text-3);margin-top:4px}.stats-detail{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.stats-block{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px}.stats-block h3{font-size:14px;font-weight:600;color:var(--text-2);margin-bottom:10px}.mini-table{width:100%;border-collapse:collapse;font-size:13px}.mini-table th,.mini-table td{padding:6px 8px;text-align:left;border-bottom:1px solid var(--border);color:var(--text-3)}.mini-table th{color:var(--text-3);font-weight:500;font-size:12px}.mini-table td{color:var(--text-2);font-variant-numeric:tabular-nums}.mini-table tr:last-child td{border-bottom:none}.chart-box{width:100%;height:260px}.chart-empty{color:var(--text-3);text-align:center;padding:40px 0;font-size:13px}.admin-table-controls{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.admin-search{display:flex;gap:8px;flex:1;max-width:360px}.admin-search input{flex:1;min-width:0;padding:8px 14px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text-1);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s}.admin-search input:focus{border-color:var(--primary-light)}.admin-pagination{display:flex;align-items:center;gap:10px}.page-btn--compact{min-width:36px;min-height:36px;padding:0 12px;font-size:16px}.resource-table-wrapper{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.resource-table{width:100%;border-collapse:collapse}.resource-table th,.resource-table td{padding:16px;text-align:left;border-bottom:1px solid var(--border)}.resource-table th{background:var(--surface-2);font-weight:600;font-size:13px;color:var(--text-3);text-transform:uppercase;letter-spacing:.05em}.resource-table tr:last-child td{border-bottom:none}.resource-table tr:hover td{background:#2e86de0a}.resource-table th.sticky-col,.resource-table td.sticky-col{position:sticky;right:0;background:var(--surface);box-shadow:-8px 0 12px -8px #0006;z-index:1}.resource-table thead th.sticky-col{background:var(--surface-2);z-index:2}.resource-table tr:hover td.sticky-col{background:var(--surface-2)}.icon-cell{font-size:24px;text-align:center}.thumb-cell{width:44px;height:44px;object-fit:cover;border-radius:8px;display:block;border:1px solid var(--border)}.title-cell{display:flex;flex-direction:column;gap:4px}.title-text{font-weight:500;color:var(--text-1)}.desc-text{font-size:12px;color:var(--text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:250px}.tag-badge{display:inline-block;padding:4px 10px;background:#2e86de1a;color:var(--primary);border-radius:100px;font-size:12px;font-weight:500}.tag-badge--quark{background:#34d3991f;color:var(--success);font-weight:700}.code-badge{background:var(--surface-2);padding:4px 10px;border-radius:6px;font-family:monospace;font-size:14px}.action-buttons{display:flex;gap:8px}.empty-row{text-align:center;color:var(--text-3);padding:40px 16px}.form-grid{display:flex;flex-direction:column;gap:12px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-grid .input-group{margin-bottom:0}.form-grid .input-group label{margin-bottom:6px;font-size:13px}.form-grid .input-group input,.form-grid .input-group textarea{padding:10px 14px;font-size:14px}.icon-selector{display:flex;flex-wrap:wrap;gap:6px}.icon-option{width:36px;height:36px;border:2px solid var(--border);border-radius:8px;font-size:18px;display:grid;place-items:center;cursor:pointer;transition:all .2s;background:var(--surface)}.icon-option:hover{border-color:var(--primary-light)}.icon-option.active{border-color:var(--primary);background:#2e86de1a}.switch-row{display:flex;align-items:center;justify-content:space-between;background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:12px 14px;font-size:14px;color:var(--text-1)}.switch{position:relative;width:48px;height:28px;border-radius:100px;background:var(--border);border:none;cursor:pointer;transition:background .2s;flex-shrink:0;padding:0}.switch.on{background:var(--primary)}.switch-thumb{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:transform .2s}.switch.on .switch-thumb{transform:translate(20px)}.switch-hint{font-size:12px;color:var(--text-3);margin-top:6px}.tag-selector{display:flex;flex-wrap:wrap;gap:8px}.tag-option{padding:8px 16px;border:2px solid var(--border);border-radius:100px;font-size:14px;cursor:pointer;transition:all .2s;background:var(--surface)}.tag-option:hover{border-color:var(--primary-light)}.tag-option.active{border-color:var(--primary);background:var(--primary);color:#fff}@media (max-width: 359px){.container{padding:0 3.2%}.topbar-inner{padding:.625rem 3.2% .75rem}.topbar-title{font-size:1.0625rem}.search-btn{padding:0 .875rem}.card-btn{padding:0 .75rem}.resource-card{gap:.5rem;padding:.875rem 3.2%}}@media (min-width: 768px){.container{padding:0 1.5rem}.topbar-inner{padding:1rem 1.5rem 1.125rem}.topbar-logo{margin-bottom:.875rem}.main{padding:1.5rem 0 1.75rem}.card-title{font-size:1rem}.bottombar-pagination{gap:1.5rem}.admin-nav{flex-direction:row}.resource-table-wrapper{overflow-x:auto}.resource-table{min-width:700px}}@media (max-width: 767px){.admin-nav{flex-direction:column;gap:.75rem;text-align:center}.stats-detail{grid-template-columns:1fr}.resource-table-wrapper{overflow-x:auto}.resource-table{min-width:700px}}