:root{--bg:#f8fafc;--bg-soft:#f1f5f9;--surface:#fff;--ink:#0f172a;--ink-soft:#475569;--ink-faint:#94a3b8;--primary:#6366f1;--primary-dark:#4f46e5;--accent:#8b5cf6;--accent-2:#ec4899;--gradient:linear-gradient(135deg,#6366f1,#8b5cf6 50%,#ec4899);--gradient-soft:linear-gradient(135deg,rgba(99,102,241,.1),rgba(139,92,246,.1),rgba(236,72,153,.1));--radius:16px;--radius-lg:24px;--shadow-sm:0 1px 3px rgba(0,0,0,.06);--shadow:0 4px 24px rgba(0,0,0,.06);--shadow-lg:0 12px 40px rgba(0,0,0,.1);--shadow-glow:0 8px 32px rgba(99,102,241,.25);--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.ambient-bg{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0;overflow:hidden}.ambient-bg .glow{position:absolute;border-radius:50%;filter:blur(100px);opacity:.4}.ambient-bg .glow-1{width:600px;height:600px;background:radial-gradient(circle,#6366f1,transparent 70%);top:-200px;right:-100px;animation:float1 18s ease-in-out infinite alternate}.ambient-bg .glow-2{width:500px;height:500px;background:radial-gradient(circle,#ec4899,transparent 70%);bottom:-150px;left:-100px;animation:float2 22s ease-in-out infinite alternate}.ambient-bg .glow-3{width:400px;height:400px;background:radial-gradient(circle,#8b5cf6,transparent 70%);top:40%;left:50%;animation:float3 20s ease-in-out infinite alternate;opacity:.25}@keyframes float1{0%{transform:translate(0) scale(1)}to{transform:translate(-80px,60px) scale(1.15)}}@keyframes float2{0%{transform:translate(0) scale(1)}to{transform:translate(60px,-40px) scale(1.1)}}@keyframes float3{0%{transform:translate(-50%) scale(1)}to{transform:translate(-40%,50px) scale(1.2)}}@media (prefers-reduced-motion:reduce){.ambient-bg 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.logo-dot{width:32px;height:32px;border-radius:10px;background:var(--gradient);justify-content:center;font-size:.9rem;-webkit-text-fill-color:#fff;box-shadow:var(--shadow-glow)}.nav-links{display:flex;gap:4px;align-items:center}.nav-links a{font-size:.88rem;color:var(--ink-soft);padding:8px 14px;border-radius:10px;transition:all .25s ease;font-weight:500}.nav-links a:hover{color:var(--primary);background:rgba(99,102,241,.08)}.nav-links a.active{color:var(--primary);background:rgba(99,102,241,.1)}.nav-toggle{display:none;background:none;border:1px solid rgba(0,0,0,.1);border-radius:10px;padding:8px 10px;cursor:pointer;color:var(--ink-soft)}@media (max-width:768px){.nav-toggle{display:block}.nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:rgba(248,250,252,.98);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:12px 24px 20px;border-bottom:1px solid rgba(0,0,0,.06);gap:2px}.nav-links.open{display:flex}.nav-links a{width:100%;padding:12px 14px}}.hero{padding:90px 0 70px;text-align:center;position:relative}.hero-badge{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;color:var(--primary);background:rgba(99,102,241,.1);padding:6px 16px;border-radius:999px;margin-bottom:28px;font-weight:600;border:1px solid rgba(99,102,241,.15)}.hero-badge .pulse{width:6px;height:6px;border-radius:50%;background:#22c55e;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.hero h1{font-size:clamp(2.2rem,5.5vw,3.8rem);font-weight:800;line-height:1.15;letter-spacing:-.03em;margin-bottom:20px}.hero h1 .gradient-text{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero p{font-size:clamp(1rem,2vw,1.15rem);color:var(--ink-soft);max-width:580px;margin:0 auto 36px;font-weight:400}.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 30px;border-radius:12px;font-size:.92rem;font-weight:600;cursor:pointer;border:none;transition:all .25s ease;font-family:var(--sans)}.btn-primary{background:var(--gradient);color:#fff;box-shadow:var(--shadow-glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(99,102,241,.35)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--surface);color:var(--ink);border:1px solid rgba(0,0,0,.1);box-shadow:var(--shadow-sm)}.btn-secondary:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:rgba(99,102,241,.3);color:var(--primary)}.btn-secondary:active{transform:translateY(0)}.section{padding:70px 0;position:relative}.section-header{text-align:center;margin-bottom:48px}.section-tag{display:inline-block;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--primary);margin-bottom:10px}.section-header h2{font-size:clamp(1.6rem,3.5vw,2.4rem);font-weight:800;letter-spacing:-.02em;margin-bottom:12px}.section-header p{color:var(--ink-soft);font-size:1rem;max-width:500px;margin:0 auto}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));grid-gap:20px;gap:20px}.resource-card{position:relative;border-radius:var(--radius-lg);padding:30px 26px;color:var(--ink);overflow:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);background:var(--surface);border:1px solid rgba(0,0,0,.06);box-shadow:var(--shadow-sm);display:block}.resource-card:after{content:"";position:absolute;inset:0;border-radius:var(--radius-lg);padding:1.5px;background:var(--gradient);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .3s ease;pointer-events:none}.resource-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.resource-card:hover:after{opacity:1}.card-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;background:var(--gradient-soft)}.card-icon svg{width:26px;height:26px}.resource-card h3{font-size:1.15rem;font-weight:700;margin-bottom:8px;letter-spacing:-.01em}.resource-card p{font-size:.9rem;color:var(--ink-soft);line-height:1.65}.card-arrow{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:.85rem;font-weight:600;color:var(--primary);transition:gap .25s ease}.resource-card:hover .card-arrow{gap:12px}.notice-banner{border-radius:var(--radius-lg);padding:32px;background:var(--gradient);color:#fff;margin:56px 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var(--bg-soft);letter-spacing:-.01em}.content-card h2:first-child{margin-top:0}.content-card h3{font-size:1.1rem;font-weight:700;margin:22px 0 10px;color:var(--ink)}.content-card p{font-size:.95rem;color:var(--ink-soft);margin-bottom:12px;line-height:1.85}.content-card ol,.content-card ul{margin:14px 0 14px 22px;font-size:.95rem;color:var(--ink-soft)}.content-card li{margin-bottom:8px;line-height:1.75}.content-card a{color:var(--primary);font-weight:500;border-bottom:1px solid rgba(99,102,241,.3)}.content-card a:hover{border-bottom-color:var(--primary)}.content-card strong{font-weight:700;color:var(--ink)}.faq-group{margin-bottom:36px}.faq-group>h3{font-size:1.1rem;font-weight:700;color:var(--primary);margin-bottom:16px;padding-left:12px;border-left:3px solid var(--primary)}.faq-item{border-radius:var(--radius);margin-bottom:10px;overflow:hidden;border:1px solid rgba(0,0,0,.06);background:var(--surface);transition:all .25s ease}.faq-item:hover{border-color:rgba(99,102,241,.2)}.faq-question{width:100%;text-align:left;padding:18px 22px;background:none;border:none;cursor:pointer;font-family:var(--sans);font-size:.95rem;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}.faq-question .faq-icon{flex-shrink:0;width:26px;height:26px;border-radius:8px;background:var(--gradient-soft);display:flex;align-items:center;justify-content:center;transition:transform .3s ease;font-size:.9rem;color:var(--primary);font-weight:700}.faq-item.open .faq-question .faq-icon{transform:rotate(45deg)}.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;padding:0 22px}.faq-item.open .faq-answer{max-height:400px;padding:0 22px 18px}.faq-answer p{font-size:.9rem;color:var(--ink-soft);line-height:1.75}.timeline{position:relative;padding-left:28px}.timeline:before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:linear-gradient(to bottom,var(--primary),var(--accent));border-radius:2px}.timeline-item{position:relative;margin-bottom:24px}.timeline-item:before{content:"";position:absolute;left:-25px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--surface);border:3px solid var(--primary)}.timeline-item h4{font-size:1rem;font-weight:700;margin-bottom:4px}.timeline-item p{font-size:.88rem;color:var(--ink-faint)}.footer{margin-top:60px;padding:56px 0 32px;background:var(--ink);color:#cbd5e1;position:relative}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;grid-gap:32px;gap:32px;margin-bottom:36px}.footer-brand h4{font-size:1.2rem;font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:12px}.footer-brand p{font-size:.85rem;color:#94a3b8;line-height:1.7}.footer-col h5{font-size:.9rem;font-weight:700;color:#fff;margin-bottom:16px}.footer-col a{display:block;font-size:.85rem;color:#94a3b8;padding:4px 0;transition:color .2s ease}.footer-col a:hover{color:#fff}.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid hsla(0,0%,100%,.08);font-size:.8rem;color:#64748b}@media (max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.content-card{padding:24px 20px}.hero{padding:60px 0 40px}.section{padding:48px 0}}@media (max-width:480px){.card-grid,.footer-grid{grid-template-columns:1fr}.notice-banner{padding:24px}}