:root{--bg: #0e0f13;--bg-elevated: #16171d;--bg-card: #1c1d25;--bg-card-hover: #23242e;--bg-input: #23242e;--border: rgba(255,255,255,.08);--border-strong: rgba(255,255,255,.14);--text-primary: #f2f3f5;--text-secondary: #a8abb3;--text-muted: #6b6e78;--brand: #6366f1;--brand-light: #818cf8;--brand-soft: rgba(99,102,241,.12);--accent: #ec4899;--gradient-brand: linear-gradient(135deg, #6366f1, #ec4899);--success: #34d399;--warning: #fbbf24;--danger: #f87171;--nav-h: 56px;--radius: 14px;--radius-sm: 10px;--radius-lg: 20px;--max-w: 1180px;--shadow-sm: 0 2px 8px rgba(0,0,0,.3);--shadow-md: 0 8px 24px rgba(0,0,0,.4);--shadow-glow: 0 0 24px rgba(99,102,241,.15);--font: -apple-system, BlinkMacSystemFont, "SF Pro SC", "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;line-height:1.6;min-height:100vh}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}img{max-width:100%;display:block}ul{list-style:none}.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}.section{padding:72px 0}.display-title{font-size:52px;font-weight:700;letter-spacing:-.02em;line-height:1.1}.section-title{font-size:36px;font-weight:700;letter-spacing:-.015em}.section-sub{font-size:18px;color:var(--text-secondary);font-weight:400}.eyebrow{font-size:13px;font-weight:600;color:var(--brand-light);text-transform:uppercase;letter-spacing:.08em}.gradient-text{background:var(--gradient-brand);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}@media (max-width: 768px){.display-title{font-size:36px}.section-title{font-size:26px}.section-sub{font-size:15px}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:999px;font-size:15px;font-weight:600;transition:all .25s ease;border:1px solid transparent}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-light);transform:translateY(-1px);box-shadow:var(--shadow-glow)}.btn-outline{border-color:var(--border-strong);color:var(--text-primary)}.btn-outline:hover{border-color:var(--brand);color:var(--brand-light)}.btn-ghost{color:var(--text-secondary)}.btn-ghost:hover{color:var(--text-primary)}.btn-lg{padding:15px 36px;font-size:16px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);transition:all .3s ease;overflow:hidden}.card:hover{transform:translateY(-3px);border-color:var(--border-strong);box-shadow:var(--shadow-md)}.input,.textarea,.select{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:15px;font-family:inherit;outline:none;transition:border-color .2s}.input:focus,.textarea:focus,.select:focus{border-color:var(--brand)}.label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:500;background:var(--brand-soft);color:var(--brand-light)}.text-center{text-align:center}.flex{display:flex}.between{justify-content:space-between}.center{align-items:center}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-24{gap:24px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-40{margin-top:40px}.mt-64{margin-top:64px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.mb-40{margin-bottom:40px}@keyframes shimmer{0%{opacity:.6}50%{opacity:1}to{opacity:.6}}.skeleton{animation:shimmer 1.5s infinite;background:var(--bg-card);border-radius:var(--radius)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--bg-card-hover);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}