:root{--bg-color: #f3f4f6;--card-bg: #ffffff;--text-main: #111827;--text-sub: #6b7280;--border-color: #d1d5db;--btn-blue: #3b82f6;--btn-blue-hover: #2563eb;--header-height: 73px}html.dark-theme,body.dark-theme{--bg-color: #0f172a;--card-bg: #111827;--text-main: #f3f4f6;--text-sub: #94a3b8;--border-color: #1f2937;--btn-blue: #60a5fa;--btn-blue-hover: #3b82f6}*{margin:0;padding:0;box-sizing:border-box;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}html,body{width:100%;overflow:hidden}body{background:var(--bg-color);color:var(--text-main);min-height:100vh}.page-shell{height:100vh;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;padding:16px 32px;background-color:var(--bg-color);border-bottom:.2px solid var(--border-color);position:sticky;top:0;z-index:20;min-height:var(--header-height);flex-shrink:0}.header-left,.header-actions{display:flex;align-items:center;gap:18px}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer;color:var(--text-main);align-items:center;justify-content:center;padding:8px;border-radius:8px;font-size:18px}.mobile-menu-btn:hover{background-color:#0000000d}.mobile-nav{position:fixed;top:var(--header-height);left:16px;right:16px;background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:14px;display:none;flex-direction:column;gap:10px;z-index:999;box-shadow:0 18px 36px #0000001f}.mobile-nav.show{display:flex}.mobile-nav a{text-decoration:none;color:var(--text-main);font-size:14px;padding:8px 4px}.logo-container{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text-main);font-size:18px;font-weight:600;white-space:nowrap}.logo-container img{width:28px;height:28px;object-fit:contain}.header-links{display:flex;gap:24px;margin-left:18px}.header-links a{text-decoration:none;color:var(--text-sub);font-size:14px;font-weight:400}.header-links a.active{color:var(--btn-blue);font-weight:600}.header-links a:hover{color:var(--text-main)}.theme-toggle{background:none;border:none;cursor:pointer;color:var(--text-main);display:flex;align-items:center;justify-content:center;padding:8px;border-radius:8px;font-size:18px;transition:background .2s ease}.theme-toggle:hover{background-color:#0000000d}body.dark-theme .theme-toggle:hover{background-color:#ffffff0d}.btn-blue{background-color:var(--btn-blue);color:#fff;border:none;padding:8px 16px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.btn-blue:hover{background-color:var(--btn-blue-hover)}.main-content{flex:1;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:rgba(148,163,184,.5) transparent}.main-content::-webkit-scrollbar{width:10px}.main-content::-webkit-scrollbar-thumb{background:#94a3b873;border-radius:999px;border:2px solid transparent;background-clip:padding-box}.content-area{width:100%;max-width:1400px;margin:0 auto;padding:36px 32px 46px}.hero{max-width:980px;margin-bottom:28px}.hero h1{font-size:clamp(1.5rem,2.2vw,1.9rem);line-height:1.2;margin-bottom:12px;color:var(--text-main)}.hero p{font-size:15px;line-height:1.7;color:var(--text-sub)}.search-bar-row{display:grid;grid-template-columns:minmax(0,1fr) 146px;gap:12px;margin-bottom:24px}.search-input-wrap{display:flex;align-items:center;gap:12px;min-width:0;background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;padding:0 16px;height:56px}.search-input-wrap i{font-size:20px;color:var(--text-sub);flex-shrink:0}.search-input{width:100%;min-width:0;border:none;outline:none;background:transparent;color:var(--text-main);font-size:15px}.search-input::placeholder{color:var(--text-sub)}.clear-search-btn{width:30px;height:30px;border:none;background:transparent;color:var(--text-sub);cursor:pointer;border-radius:999px;display:none;align-items:center;justify-content:center;flex-shrink:0;font-size:18px}.clear-search-btn.show{display:inline-flex}.clear-search-btn:hover{background:#94a3b824;color:var(--text-main)}.chip-filter-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}.filter-chip{border:1px solid var(--border-color);background:var(--card-bg);color:var(--text-main);border-radius:999px;padding:10px 16px;font-size:14px;line-height:1;cursor:pointer;transition:all .2s ease}.filter-chip:hover{border-color:#3b82f659}.filter-chip.active{background:var(--btn-blue);color:#fff;border-color:var(--btn-blue)}.results-head{margin-bottom:18px;color:var(--text-sub);font-size:14px;font-weight:600}.results-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.result-card{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:16px;position:relative;display:flex;flex-direction:column;min-width:0;text-decoration:none;color:inherit;transition:transform .2s ease,box-shadow .2s ease}.result-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px #0000000f}.card-badge{position:absolute;top:-8px;right:12px;padding:4px 8px;border-radius:6px;background:var(--btn-blue);color:#fff;font-size:10px;font-weight:700;line-height:1;display:none}.card-badge.show{display:inline-flex}.card-header{display:flex;align-items:center;gap:10px;margin-bottom:8px;min-width:0}.card-icon{width:28px;height:28px;border-radius:6px;flex-shrink:0;display:flex;align-items:center;justify-content:center;position:relative}.card-icon img{width:100%;height:100%;object-fit:contain;display:block;border-radius:6px}.card-icon-fallback{position:absolute;inset:0;display:none;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#374151;background:#e5e7eb;border-radius:6px}.card-icon-fallback.visible{display:flex}.card-title{font-size:18px;font-weight:600;color:var(--text-main);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.card-desc{font-size:13px;line-height:1.5;color:var(--text-sub);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}.load-more-wrap{display:flex;flex-direction:column;align-items:center;gap:10px;margin-top:28px}.load-more-note{font-size:13px;color:var(--text-sub)}.footer-band{margin-top:36px;background:var(--card-bg);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}.footer-inner{width:100%;max-width:1200px;margin:0 auto;padding:28px 32px}.footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;flex-wrap:wrap}.footer-brand{max-width:420px}.footer-brand .logo-container{margin-bottom:10px}.footer-brand p{color:var(--text-sub);font-size:14px;line-height:1.7}.footer-links-footer{display:flex;flex-wrap:wrap;gap:12px 18px}.footer-links-footer a{color:var(--text-sub);text-decoration:none;font-size:14px}.footer-links-footer a:hover{color:var(--text-main)}.footer-bottom{margin-top:18px;padding-top:16px;border-top:1px solid var(--border-color);color:var(--text-sub);font-size:12px}.no-results{display:none;padding:32px 22px;border-radius:16px;background:var(--card-bg);border:1px solid var(--border-color);color:var(--text-sub)}.scroll-top-btn{position:fixed;right:22px;bottom:24px;width:42px;height:42px;border:none;border-radius:999px;background:var(--btn-blue);color:#fff;box-shadow:0 10px 24px #3b82f659;cursor:pointer;display:none;align-items:center;justify-content:center;z-index:999}.scroll-top-btn.show{display:flex}@media(max-width:1200px){.results-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:980px){.results-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:900px){.header-links{display:none}.mobile-menu-btn{display:inline-flex}}@media(max-width:768px){.header{padding:14px 20px}.content-area{padding:24px 20px 36px}.search-bar-row{grid-template-columns:1fr}.footer-inner{padding:22px 20px 30px}}@media(max-width:560px){.results-grid{grid-template-columns:1fr}.hero h1{font-size:2rem}}