:root{--color-navy:#0d1b2e;--color-navy-mid:#112240;--color-navy-light:#1a3a5c;--color-gold:#c9a84c;--color-gold-light:#e2c06d;--color-gold-dark:#a8863a;--color-white:#ffffff;--color-off-white:#f0f0f0;--color-text-muted:rgba(255, 255, 255, 0.6);--color-border:rgba(201, 168, 76, 0.2);--font-display:'LXGW WenKai Screen', 'PingFang SC', 'Microsoft YaHei', sans-serif;--font-body:'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;--font-mono:'JetBrains Mono', 'Consolas', 'Courier New', monospace;--header-height:72px;--container-max:1200px;--section-pad:80px;--transition-fast:0.18s ease;--transition-base:0.3s ease;--transition-slow:0.5s ease;--shadow-gold:0 0 20px rgba(201, 168, 76, 0.15);--shadow-card:0 8px 32px rgba(0, 0, 0, 0.3)}