:root{--bg: #ffffff;--bg-2: #f7f7f9;--ink: #101019;--ink-2: #3c4150;--muted: #626879;--line: rgba(16, 18, 35, .09);--line-2: rgba(16, 18, 35, .05);--accent: #6d4aff;--accent-deep: #5a38ea;--accent-soft: #f1edff;--accent-ring: rgba(109, 74, 255, .16);--grad-mark: linear-gradient(135deg, #7d5bff 0%, #5a38ea 100%);--shadow-sm: 0 1px 2px rgba(16, 24, 40, .05);--shadow-md: 0 8px 24px rgba(16, 24, 40, .07);--shadow-lg: 0 24px 64px rgba(16, 24, 40, .12);--radius: 14px;--maxw: 1080px;--font-display: "Sora", "Inter", system-ui, "PingFang SC", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4,.brand{font-family:var(--font-display);letter-spacing:-.025em;color:var(--ink)}a{color:inherit;text-decoration:none}main{position:relative;z-index:1}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}::selection{background:var(--accent-soft)}.eyebrow{display:flex;align-items:center;gap:10px;font-size:.8rem;font-weight:600;letter-spacing:.14em;color:var(--accent);text-transform:uppercase;margin:0 0 18px}.eyebrow .idx{font-family:var(--font-display);color:var(--muted);letter-spacing:0}.eyebrow:after{content:"";flex:1;height:1px;background:var(--line)}.accent{color:var(--accent)}.nav{position:sticky;top:0;z-index:50;transition:background .25s,border-color .25s;border-bottom:1px solid transparent;background:#ffffffbf}.nav.scrolled{background:#ffffffd9;backdrop-filter:saturate(160%) blur(12px);border-bottom-color:var(--line)}.nav-inner{max-width:var(--maxw);margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:1.1rem}.brand-mark{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:var(--grad-mark);color:#fff;font-size:.82rem;font-weight:800;box-shadow:0 2px 8px #6d4aff59}.nav-links{display:flex;gap:26px;margin-left:14px}.nav-links a{color:var(--muted);font-size:.92rem;font-weight:500;transition:color .2s}.nav-links a:hover{color:var(--ink)}.nav-cta{margin-left:auto;display:flex;gap:10px;align-items:center}.cta-btn{background:var(--accent);color:#fff;font-weight:600;padding:10px 20px;border-radius:10px;font-size:.92rem;border:none;cursor:pointer;box-shadow:0 1px 2px #5a38ea66,inset 0 1px #ffffff2e;transition:background .15s,transform .12s,box-shadow .2s;display:inline-block}.cta-btn:hover{background:var(--accent-deep);transform:translateY(-1px);box-shadow:0 8px 20px #5a38ea4d}.cta-btn:active{transform:translateY(0)}.ghost-btn{color:var(--ink);font-weight:500;padding:10px 18px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:.92rem;transition:border-color .2s,box-shadow .2s;display:inline-block}.ghost-btn:hover{border-color:#10122333;box-shadow:var(--shadow-sm)}@media (max-width: 720px){.nav-links,.nav-cta .ghost-btn{display:none}}[data-reveal]{opacity:0;transform:translateY(20px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}[data-reveal].in{opacity:1;transform:none}@media (prefers-reduced-motion: reduce){[data-reveal]{opacity:1;transform:none;transition:none}}.footer{position:relative;z-index:1;border-top:1px solid var(--line);margin-top:0;background:var(--bg)}.footer-inner{max-width:var(--maxw);margin:0 auto;padding:56px 24px 28px;display:flex;flex-wrap:wrap;gap:48px;justify-content:space-between}.footer-brand p{color:var(--muted);max-width:260px;margin:14px 0 0;font-size:.92rem}.footer-cols{display:flex;gap:64px;flex-wrap:wrap}.footer-cols h4{font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 14px}.footer-cols a{display:block;color:var(--ink-2);font-size:.9rem;margin-bottom:10px;transition:color .2s}.footer-cols a:hover{color:var(--accent-deep)}.footer-bottom{max-width:var(--maxw);margin:0 auto;padding:20px 24px 40px;border-top:1px solid var(--line-2);display:flex;justify-content:space-between;color:var(--muted);font-size:.85rem}.muted{color:var(--muted)}