:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a25;--text-primary: #f5f5f7;--text-secondary: #a0a0b0;--accent-primary: #123456;--accent-secondary: #1a4a6e;--accent-gradient: none;--border-color: #2a2a3a;--glass-bg: rgba(10, 10, 15, .8);--shadow-glow: 0 0 40px rgba(18, 52, 86, .3)}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8f9fc;--bg-tertiary: #f1f3f8;--text-primary: #1a1a2e;--text-secondary: #5a5a7a;--accent-primary: #123456;--accent-secondary: #0a2840;--accent-gradient: none;--border-color: #e0e0ea;--glass-bg: rgba(255, 255, 255, .8);--shadow-glow: 0 0 40px rgba(18, 52, 86, .15)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Poppins,-apple-system,BlinkMacSystemFont,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;transition:background-color .3s ease,color .3s ease}h1,h2,h3,h4,h5,h6{font-family:Cal Sans,sans-serif;font-weight:600;line-height:1.1;letter-spacing:.04em}a{text-decoration:none;color:inherit}button{font-family:inherit;cursor:pointer;border:none;background:none}ul{list-style:none}img{max-width:100%;display:block}.container{max-width:1400px;margin:0 auto;padding:0 24px}.section{padding:120px 0}@media (max-width: 768px){.section{padding:80px 0}}.section-title{font-size:56px;margin-bottom:20px;color:var(--text-primary)}@media (max-width: 768px){.section-title{font-size:36px}}.section-subtitle{font-size:18px;color:var(--text-secondary);max-width:600px}.btn{display:inline-flex;align-items:center;gap:8px;padding:16px 32px;border-radius:50px;font-size:16px;font-weight:500;transition:all .3s ease}.btn-primary{background:var(--accent-primary);color:#fff;box-shadow:0 4px 20px #12345666}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px #12345680}.btn-secondary{background:transparent;color:var(--text-primary);border:2px solid var(--border-color)}.btn-secondary:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:20px;padding:40px;transition:all .3s ease}.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-glow);border-color:var(--accent-primary)}.gradient-text{color:var(--text-primary)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--accent-primary);border-radius:4px}::selection{background:var(--accent-primary);color:#fff}