:root{--bg: #FFFFFF;--bg-alt: #F8FAFC;--text: #0F172A;--text-muted: #64748B;--text-light: #94A3B8;--border: #E2E8F0;--accent: #2563EB;--accent-hover: #1D4ED8;--accent-bg: #EFF6FF;--hero-bg: #0F172A;--hero-text: #F1F5F9;--success: #10B981;--error: #EF4444;--font: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(0,0,0,.04);--shadow-md: 0 4px 12px rgba(0,0,0,.06);--shadow-lg: 0 12px 32px rgba(0,0,0,.08);--transition: .22s cubic-bezier(.4, 0, .2, 1);--max-w: 1120px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.7;font-size:16px;min-height:100vh}a{color:var(--accent);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--accent-hover)}img{max-width:100%;display:block}button{cursor:pointer;font-family:inherit}.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}.site-header{position:sticky;top:0;z-index:100;background:#ffffffd9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:box-shadow var(--transition)}.site-header.scrolled{box-shadow:var(--shadow-sm)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:700;color:var(--text);letter-spacing:-.02em}.logo-icon{width:32px;height:32px;background:var(--hero-bg);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:700}.header-nav{display:flex;align-items:center;gap:8px}.nav-link{padding:8px 16px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;color:var(--text-muted);transition:all var(--transition)}.nav-link:hover{color:var(--text);background:var(--bg-alt)}.nav-link.active{color:var(--accent);background:var(--accent-bg)}.hero{background:linear-gradient(180deg,#ddf1ff,#eaf6ff);color:var(--text);padding:72px 24px 56px;text-align:center;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 30% 0%,rgba(59,130,246,.14) 0%,transparent 60%),radial-gradient(ellipse at 70% 100%,rgba(125,211,252,.18) 0%,transparent 50%);pointer-events:none}.hero-content{position:relative;z-index:1;max-width:640px;margin:0 auto}.hero-title{font-size:clamp(3rem,8vw,4.5rem);font-weight:700;letter-spacing:.15em;line-height:1.1;margin-bottom:0}.section{padding:80px 0}.section-header{text-align:center;margin-bottom:48px}.section-title{font-size:1.75rem;font-weight:700;letter-spacing:-.02em;margin-bottom:12px}.section-desc{color:var(--text-muted);font-size:1rem;max-width:480px;margin:0 auto}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}.category-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:32px 24px;text-align:center;transition:all var(--transition);cursor:pointer;display:block;color:inherit}.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent;color:inherit}.category-icon{font-size:2.5rem;margin-bottom:16px;display:block;line-height:1}.category-name{font-size:1.1rem;font-weight:600;margin-bottom:8px}.category-desc{font-size:.85rem;color:var(--text-muted);line-height:1.6}.category-count{display:inline-block;margin-top:16px;padding:4px 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var(--transition);box-shadow:var(--shadow-sm);height:100%}.provider-card:hover{box-shadow:var(--shadow-md);border-color:#2563eb33}.provider-top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:14px}.provider-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px}.provider-name{font-size:1.15rem;font-weight:600;line-height:1.3}.provider-name-zh{font-size:.85rem;color:var(--text-muted);font-weight:400;margin-left:8px}.provider-location{flex-shrink:0;font-size:.8rem;color:var(--text-muted);padding:4px 10px;background:var(--bg-alt);border-radius:100px;white-space:nowrap}.provider-rating{flex-shrink:0;font-size:.8rem;color:#9a6700;padding:4px 10px;background:#fff7d6;border-radius:100px;white-space:nowrap;font-weight:700}.provider-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}.provider-tags.compact{margin-bottom:0}.tag{padding:4px 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14px;border-radius:999px;background:var(--accent-bg);color:var(--accent);font-size:.8rem;font-weight:600}.provider-action:hover{color:var(--text);border-color:var(--accent)}.provider-action.primary:hover{color:#fff;background:var(--accent-hover);border-color:var(--accent-hover)}.provider-action.copy:hover,.provider-phone-number:hover{color:var(--accent);border-color:var(--accent)}.site-footer{border-top:1px solid var(--border);padding:40px 0;text-align:center;color:var(--text-muted);font-size:.825rem}.footer-links{display:flex;justify-content:center;gap:24px;margin-bottom:16px}.footer-links a{color:var(--text-muted);font-size:.85rem}.footer-links a:hover{color:var(--text)}.about-content{max-width:640px;margin:0 auto;padding:60px 0 80px}.about-content h1{font-size:1.75rem;font-weight:700;margin-bottom:24px}.about-content p{color:var(--text-muted);margin-bottom:16px;line-height:1.8}.about-blog-links{display:grid;gap:16px;margin:24px 0 28px}.about-blog-card{display:block;padding:20px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg);color:inherit}.about-blog-card span{display:inline-block;margin-bottom:8px;font-size:.78rem;color:var(--accent);font-weight:700}.about-blog-card strong{display:block;font-size:1rem;margin-bottom:8px}.about-blog-card p{margin-bottom:0;font-size:.88rem}.blog-page{padding-bottom:80px}.blog-grid{display:grid;grid-template-columns:1fr;gap:18px;max-width:720px;margin:0 auto;padding-bottom:80px}.blog-card{display:block;padding:24px;border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg);color:inherit;box-shadow:var(--shadow-sm)}.blog-card:hover{color:inherit;border-color:#2563eb3d;box-shadow:var(--shadow-md)}.blog-card-meta,.article-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.blog-card-category,.article-category{display:inline-flex;align-items:center;min-height:28px;padding:4px 10px;border-radius:999px;background:var(--accent-bg);color:var(--accent);font-size:.78rem;font-weight:700}.blog-card-date,.article-date{font-size:.82rem;color:var(--text-light)}.blog-card-title{margin:14px 0 10px;font-size:1.2rem;line-height:1.4}.blog-card-excerpt{color:var(--text-muted);font-size:.92rem;line-height:1.75;margin-bottom:18px}.blog-card-link{font-size:.86rem;font-weight:700;color:var(--accent)}.article-page{max-width:760px;padding-bottom:90px}.article-header{border-bottom:none;margin-bottom:0}.article-body{display:grid;gap:28px}.article-section h2{font-size:1.15rem;margin-bottom:12px}.article-section p{color:var(--text-muted);line-height:1.85;margin-bottom:14px}.article-resource-list{margin-top:12px;padding-left:20px;color:var(--text-muted)}.article-resource-list li+li{margin-top:8px}.loading{display:flex;justify-content:center;padding:60px 0}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:60px 24px;color:var(--text-muted)}.empty-state .empty-icon{font-size:3rem;margin-bottom:16px}.empty-state p{font-size:.95rem}@media(max-width:1024px){.provider-list{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:768px){.hero{padding:56px 20px 40px}.hero-title{letter-spacing:.1em}.section{padding:56px 0}.category-grid{grid-template-columns:repeat(2,1fr);gap:12px}.category-card{padding:24px 16px}.provider-list{grid-template-columns:1fr}.provider-card{padding:20px}.provider-top{flex-direction:column;gap:8px}.provider-meta{align-items:flex-start}.header-nav .nav-link{display:none}}@media(max-width:480px){.category-grid{grid-template-columns:1fr}.hero-title{font-size:2.5rem}}@keyframes fadeUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.animate-in{animation:fadeUp .4s ease 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