:root{--bg-primary: #0a0b0f;--bg-secondary: #12141c;--bg-tertiary: #1a1d2b;--bg-card: #151825;--bg-card-hover: #1c2035;--bg-glass: rgba(21, 24, 37, .85);--bg-modal: rgba(10, 11, 15, .92);--border-subtle: rgba(255, 255, 255, .06);--border-active: rgba(255, 255, 255, .12);--border-glow: rgba(255, 107, 53, .3);--text-primary: #e8eaf0;--text-secondary: #9196a8;--text-tertiary: #5c6178;--text-muted: #3d4158;--accent-primary: #ff6b35;--accent-secondary: #f72585;--accent-blue: #4361ee;--accent-cyan: #4cc9f0;--accent-green: #06d6a0;--accent-yellow: #ffd60a;--accent-purple: #7b2ff7;--gradient-hot: linear-gradient(135deg, #ff6b35, #f72585);--gradient-card: linear-gradient(135deg, rgba(255, 107, 53, .05), rgba(247, 37, 133, .05));--gradient-header: linear-gradient(180deg, rgba(10, 11, 15, .98), rgba(10, 11, 15, .85));--font-sans: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--space-xs: 4px;--space-sm: 8px;--space-md: 12px;--space-lg: 16px;--space-xl: 24px;--space-2xl: 32px;--space-3xl: 48px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 50%;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .2);--shadow-md: 0 4px 24px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 48px rgba(0, 0, 0, .4);--shadow-glow: 0 0 30px rgba(255, 107, 53, .15);--t-fast: .15s ease;--t-base: .25s ease;--t-slow: .4s cubic-bezier(.4, 0, .2, 1);--t-spring: .5s cubic-bezier(.34, 1.56, .64, 1);--z-header: 100;--z-category: 90;--z-modal: 200;--z-toast: 300;--z-loading: 400}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;min-height:100vh}body:before{content:"";position:fixed;top:0;left:0;right:0;height:600px;background:radial-gradient(ellipse at 50% 0%,rgba(255,107,53,.08),transparent 70%),radial-gradient(ellipse at 80% 0%,rgba(247,37,133,.05),transparent 60%);pointer-events:none;z-index:0}a{color:inherit;text-decoration:none}button{border:none;background:none;cursor:pointer;font-family:inherit;color:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.header{position:fixed;top:0;left:0;right:0;z-index:var(--z-header);background:var(--gradient-header);backdrop-filter:blur(20px) saturate(1.8);-webkit-backdrop-filter:blur(20px) saturate(1.8);border-bottom:1px solid var(--border-subtle);transition:transform .35s cubic-bezier(.4,0,.2,1),background var(--t-base),box-shadow var(--t-base)}.header.scrolled{background:rgba(10,11,15,.95);box-shadow:var(--shadow-md)}.header.hidden{transform:translateY(-100%)}.header-inner{max-width:1600px;margin:0 auto;padding:var(--space-md) var(--space-xl);display:flex;align-items:center;justify-content:space-between;gap:var(--space-xl)}.logo-group{display:flex;align-items:center;gap:var(--space-md);flex-shrink:0}.logo-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:rgba(255,107,53,.1);border-radius:var(--radius-md);border:1px solid rgba(255,107,53,.2);transition:transform var(--t-spring)}.logo-icon:hover{transform:rotate(-10deg) scale(1.05)}.logo-text{display:flex;flex-direction:column}.logo-name{font-size:18px;font-weight:800;letter-spacing:1px;line-height:1.2}.logo-dot{color:var(--accent-primary)}.logo-subtitle{font-size:11px;color:var(--text-tertiary);letter-spacing:.5px}.header-actions{display:flex;align-items:center;gap:var(--space-md)}.search-wrapper{position:relative;display:flex;align-items:center;background:var(--bg-tertiary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-sm) var(--space-lg);width:280px;transition:all var(--t-base)}.search-wrapper:focus-within{border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(255,107,53,.1);width:360px}.search-icon{color:var(--text-tertiary);flex-shrink:0;margin-right:var(--space-sm)}.search-input{background:none;border:none;outline:none;color:var(--text-primary);font-size:14px;width:100%;font-family:var(--font-sans)}.search-input::placeholder{color:var(--text-muted)}.search-kbd{font-size:11px;color:var(--text-muted);background:var(--bg-secondary);padding:2px 6px;border-radius:4px;border:1px solid var(--border-subtle);font-family:var(--font-sans);flex-shrink:0}.header-stats{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-sm) var(--space-lg);background:var(--bg-tertiary);border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.stat-item{display:flex;flex-direction:column;align-items:center;gap:1px}.stat-value{font-size:16px;font-weight:700;color:var(--accent-primary);font-variant-numeric:tabular-nums}.stat-label{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.stat-divider{width:1px;height:24px;background:var(--border-subtle)}.btn-refresh,.btn-layout,.btn-scroll-top{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);background:var(--bg-tertiary);border:1px solid var(--border-subtle);color:var(--text-secondary);transition:all var(--t-base)}.btn-refresh:hover,.btn-layout:hover,.btn-scroll-top:hover{color:var(--accent-primary);border-color:rgba(255,107,53,.3);background:rgba(255,107,53,.1);transform:translateY(-1px)}.btn-refresh.spinning svg{animation:spin .8s linear infinite}.btn-scroll-top{opacity:0;pointer-events:none;transition:opacity var(--t-base),transform var(--t-base)}.btn-scroll-top.visible{opacity:1;pointer-events:all}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.category-bar{position:fixed;top:64px;left:0;right:0;z-index:var(--z-category);background:rgba(10,11,15,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-subtle);transition:top .35s cubic-bezier(.4,0,.2,1),transform .35s cubic-bezier(.4,0,.2,1)}@media(min-width:769px){.category-bar{top:80px}}.header-placeholder{height:48px;display:none}.header-placeholder.visible{display:block}.category-bar.sticky{top:0;border-bottom:1px solid var(--border-active);box-shadow:0 4px 20px rgba(0,0,0,.25),0 1px 3px rgba(0,0,0,.1)}.category-inner{max-width:1600px;margin:0 auto;padding:var(--space-md) var(--space-xl);display:flex;gap:var(--space-sm);overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.category-inner::-webkit-scrollbar{display:none}.category-btn{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--text-secondary);white-space:nowrap;transition:all var(--t-base);border:1px solid transparent}.category-btn:hover{color:var(--text-primary);background:var(--bg-tertiary)}.category-btn.active{color:var(--accent-primary);background:rgba(255,107,53,.1);border-color:rgba(255,107,53,.25)}.category-count{font-size:11px;background:rgba(255,107,53,.15);color:var(--accent-primary);padding:1px 6px;border-radius:10px;font-variant-numeric:tabular-nums}.loading-overlay{position:fixed;top:0;left:0;right:0;bottom:0;z-index:var(--z-loading);background:var(--bg-primary);display:flex;align-items:center;justify-content:center;transition:opacity .6s ease,visibility .6s ease}.loading-overlay.hidden{opacity:0;visibility:hidden;pointer-events:none}.loading-content{text-align:center}.loading-spinner{position:relative;width:56px;height:56px;margin:0 auto var(--space-xl)}.spinner-ring{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:var(--radius-full);border:2px solid transparent}.spinner-ring:nth-child(1){border-top-color:var(--accent-primary);animation:spin 1s linear infinite}.spinner-ring:nth-child(2){top:4px;right:4px;bottom:4px;left:4px;border-right-color:var(--accent-secondary);animation:spin 1.5s linear infinite reverse}.spinner-ring:nth-child(3){top:8px;right:8px;bottom:8px;left:8px;border-bottom-color:var(--accent-cyan);animation:spin 2s linear infinite}.loading-text{font-size:16px;font-weight:500;color:var(--text-primary);margin-bottom:var(--space-sm)}.loading-sub{font-size:13px;color:var(--text-tertiary);font-variant-numeric:tabular-nums}.main-content{padding:128px var(--space-xl) var(--space-3xl);max-width:1600px;margin:0 auto;position:relative;z-index:1}@media(min-width:769px){.main-content{padding-top:144px}}.grid-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:var(--space-xl);animation:fadeInUp .6s ease}.grid-container.compact{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-lg)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.source-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--t-slow);animation:cardEnter .5s ease backwards;position:relative}.source-card:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--gradient-hot);opacity:0;transition:opacity var(--t-base)}.source-card:hover{border-color:var(--border-active);background:var(--bg-card-hover);transform:translateY(-4px);box-shadow:var(--shadow-lg),var(--shadow-glow)}.source-card:hover:before{opacity:1}.source-card.hidden{display:none}@keyframes cardEnter{0%{opacity:0;transform:translateY(30px) scale(.97)}}.card-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-lg) var(--space-lg) var(--space-md)}.card-source{display:flex;align-items:center;gap:var(--space-md)}.card-icon{width:36px;height:36px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:#fff;background:var(--gradient-hot);flex-shrink:0;position:relative;overflow:hidden}.card-icon img{width:100%;height:100%;object-fit:cover;border-radius:var(--radius-sm)}.card-source-info{display:flex;flex-direction:column}.card-source-name{font-size:15px;font-weight:600;line-height:1.3}.card-source-type{font-size:12px;color:var(--text-tertiary)}.card-expand{font-size:12px;color:var(--text-tertiary);display:flex;align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);transition:all var(--t-base)}.card-expand:hover{color:var(--accent-primary);background:rgba(255,107,53,.1)}.card-list{padding:0 var(--space-lg) var(--space-lg);list-style:none}.card-list-item{display:flex;align-items:flex-start;gap:var(--space-md);padding:var(--space-md) 0;border-bottom:1px solid var(--border-subtle);cursor:pointer;transition:all var(--t-fast)}.card-list-item:last-child{border-bottom:none;padding-bottom:var(--space-xs)}.card-list-item:hover{transform:translate(4px)}.card-list-item:hover .item-title{color:var(--accent-primary)}.item-rank{font-size:16px;font-weight:800;min-width:24px;text-align:center;flex-shrink:0;line-height:1.5}.item-rank.top-1{color:#f44}.item-rank.top-2{color:#f74}.item-rank.top-3{color:#fa4}.item-rank.normal{color:var(--text-muted)}.item-content{flex:1;min-width:0}.item-title{font-size:14px;font-weight:500;line-height:1.5;color:var(--text-primary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--t-fast)}.item-meta{display:flex;align-items:center;gap:var(--space-sm);margin-top:var(--space-xs)}.item-hot{font-size:12px;color:var(--accent-primary);display:flex;align-items:center;gap:3px}.item-hot:before{content:"🔥";font-size:11px}.item-cover{width:60px;height:42px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0}.item-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-base)}.card-list-item:hover .item-cover img{transform:scale(1.08)}.card-loading{padding:var(--space-lg)}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-card-hover) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-sm)}.skeleton-line{height:14px;margin-bottom:var(--space-md)}.skeleton-line:nth-child(odd){width:90%}.skeleton-line:nth-child(2n){width:60%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.card-error{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-2xl);text-align:center;gap:var(--space-md)}.card-error-icon{font-size:28px;opacity:.5}.card-error-text{font-size:13px;color:var(--text-tertiary)}.card-error-retry{font-size:12px;color:var(--accent-primary);cursor:pointer;padding:var(--space-xs) var(--space-md);border-radius:var(--radius-sm);border:1px solid rgba(255,107,53,.3);transition:all var(--t-base)}.card-error-retry:hover{background:rgba(255,107,53,.1)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:var(--z-modal);background:var(--bg-modal);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:flex-start;justify-content:center;padding:var(--space-3xl) var(--space-xl);overflow-y:auto;opacity:0;visibility:hidden;transition:all var(--t-base)}.modal-overlay.active{opacity:1;visibility:visible}.modal-panel{background:var(--bg-secondary);border:1px solid var(--border-active);border-radius:var(--radius-xl);width:100%;max-width:720px;max-height:85vh;overflow:hidden;display:flex;flex-direction:column;transform:translateY(20px) scale(.97);transition:transform var(--t-slow);box-shadow:var(--shadow-lg)}.modal-overlay.active .modal-panel{transform:translateY(0) scale(1)}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-xl);border-bottom:1px solid var(--border-subtle);flex-shrink:0}.modal-source{display:flex;align-items:center;gap:var(--space-md)}.modal-source-icon{width:44px;height:44px;border-radius:var(--radius-md);background:var(--gradient-hot);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;color:#fff;overflow:hidden}.modal-source-icon img{width:100%;height:100%;object-fit:cover}.modal-source-name{font-size:18px;font-weight:700}.modal-source-type{font-size:13px;color:var(--text-tertiary)}.modal-close{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);color:var(--text-secondary);transition:all var(--t-base)}.modal-close:hover{color:var(--text-primary);background:var(--bg-tertiary)}.modal-body{flex:1;overflow-y:auto;padding:var(--space-lg) var(--space-xl)}.modal-list-item{display:flex;align-items:flex-start;gap:var(--space-lg);padding:var(--space-lg) 0;border-bottom:1px solid var(--border-subtle);cursor:pointer;transition:all var(--t-fast)}.modal-list-item:last-child{border-bottom:none}.modal-list-item:hover{transform:translate(4px)}.modal-list-item:hover .modal-item-title{color:var(--accent-primary)}.modal-item-rank{font-size:20px;font-weight:800;min-width:32px;text-align:center;flex-shrink:0;line-height:1.4}.modal-item-rank.top-1{color:#f44}.modal-item-rank.top-2{color:#f74}.modal-item-rank.top-3{color:#fa4}.modal-item-rank.normal{color:var(--text-muted)}.modal-item-content{flex:1;min-width:0}.modal-item-title{font-size:15px;font-weight:500;line-height:1.6;color:var(--text-primary);transition:color var(--t-fast)}.modal-item-desc{font-size:13px;color:var(--text-tertiary);line-height:1.5;margin-top:var(--space-xs);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.modal-item-meta{display:flex;align-items:center;gap:var(--space-md);margin-top:var(--space-sm)}.modal-item-hot{font-size:13px;color:var(--accent-primary);display:flex;align-items:center;gap:3px}.modal-item-hot:before{content:"🔥";font-size:12px}.modal-item-cover{width:80px;height:56px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0}.modal-item-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-base)}.modal-list-item:hover .modal-item-cover img{transform:scale(1.08)}.toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%) translateY(100px);z-index:var(--z-toast);background:var(--bg-card);border:1px solid var(--border-active);border-radius:var(--radius-md);padding:var(--space-md) var(--space-xl);font-size:14px;color:var(--text-primary);box-shadow:var(--shadow-lg);transition:transform var(--t-spring);pointer-events:none}.toast.visible{transform:translate(-50%) translateY(0)}.no-results{grid-column:1 / -1;text-align:center;padding:var(--space-3xl) var(--space-xl)}.no-results-icon{font-size:48px;margin-bottom:var(--space-lg);opacity:.5}.no-results-text{font-size:16px;color:var(--text-tertiary)}@media(max-width:1200px){.grid-container{grid-template-columns:repeat(auto-fill,minmax(340px,1fr))}}@media(max-width:768px){.header-inner{padding:var(--space-sm) var(--space-lg);gap:var(--space-md)}.search-wrapper{width:160px}.search-wrapper:focus-within{width:200px}.header-stats,.logo-subtitle,.search-kbd{display:none}.category-inner{padding:var(--space-sm) var(--space-lg)}.category-btn svg{display:none}.main-content{padding:112px var(--space-lg) var(--space-2xl)}.grid-container{grid-template-columns:1fr;gap:var(--space-lg)}.modal-panel{max-width:100%;max-height:90vh;border-radius:var(--radius-lg) var(--radius-lg) 0 0;margin-top:auto}.modal-overlay{padding:0;align-items:flex-end}}@media(max-width:480px){.search-wrapper{width:120px}.btn-layout{display:none}.category-btn{font-size:12px;padding:var(--space-xs) var(--space-md)}}