:root{--bg-primary: #0B0D17;--bg-secondary: #111427;--bg-card: #161929;--bg-card-hover: #1C1F33;--color-purple: #7C3AED;--color-blue: #3B82F6;--gradient-brand: linear-gradient(135deg, #7C3AED, #3B82F6);--gradient-brand-h: linear-gradient(90deg, #7C3AED, #3B82F6);--color-orange: #F97316;--color-orange-hover: #EA580C;--color-teal: #06B6D4;--color-green: #10B981;--text-primary: #FFFFFF;--text-secondary: #E2E8F0;--text-muted: #94A3B8;--text-dim: #64748B;--border-color: #1E2235;--border-hover: #2D3250;--max-width: 1200px;--nav-height: 72px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--transition-fast: .2s ease;--transition-base: .3s ease;--transition-slow: .5s 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