:root{--color-primary:#C41E3A;--color-primary-dark:#A01830;--color-primary-light:#FFF5F5;--color-bg:#FFFFFF;--color-bg-secondary:#FAFAFA;--color-text:#1A1A1A;--color-text-secondary:#666666;--color-text-tertiary:#888888;--color-border:#E5E5E5;--color-border-light:#F0F0F0;--font-display:"Playfair Display",Georgia,serif;--font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-serif-cn:"Noto Serif SC","Songti SC",serif;--font-sans-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;--font-mono:"JetBrains Mono","Fira Code",monospace;--shadow-sm:0 2px 8px rgba(0,0,0,0.04);--shadow-md:0 4px 24px rgba(0,0,0,0.08);--shadow-lg:0 8px 32px rgba(0,0,0,0.12);--shadow-primary:0 4px 32px rgba(196,30,58,0.15);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px;--header-height:72px;--container-max:1200px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);color:var(--color-text);background:var(--color-bg);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2}.container{max-width:var(--container-max);margin:0 auto;padding:0 20px}.section{padding:80px 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;transition:all .3s ease;border:1px solid var(--color-border);background:var(--color-bg)}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-primary{background:var(--color-primary);color:white;border-color:var(--color-primary)}.btn-primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark)}.btn-outline{background:transparent}.btn-outline:hover{background:var(--color-primary-light);border-color:var(--color-primary);color:var(--color-primary)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.animate-fade-in{animation:fadeIn .6s ease-out forwards}.animate-fade-in-up{animation:fadeInUp .6s ease-out forwards}.delay-1{animation-delay:.1s}.delay-2{animation-delay:.2s}.delay-3{animation-delay:.3s}.delay-4{animation-delay:.4s}