:root{--bg-primary:#0b0f13;--bg-surface:#0f1720;--accent-primary:#00b4d8;--accent-secondary:#ffb86b;--text-primary:#e6eef3;--text-muted:#98a0aa;--border-focus:#2a4053;--font-inter:var(--font-inter);--font-poppins:var(--font-poppins);--font-mono:var(--font-mono)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-inter),-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background-color:var(--bg-primary);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body,h1,h2,h3,h4,h5,h6{color:var(--text-primary)}h1,h2,h3,h4,h5,h6{font-family:var(--font-poppins),sans-serif;font-weight:600;line-height:1.2;margin-bottom:1rem}h1{font-size:3rem}h2{font-size:2.5rem}h3{font-size:2rem}h4{font-size:1.5rem}p{margin-bottom:1rem;color:var(--text-muted)}a{color:var(--accent-primary);text-decoration:none;transition:color .3s ease}a:hover{color:var(--accent-secondary)}a:focus{border-radius:2px}a:focus,button:focus,input:focus,select:focus,textarea:focus{outline:2px solid var(--accent-primary);outline-offset:2px}code{font-family:var(--font-mono),monospace;background-color:var(--bg-surface);padding:.2rem .4rem;border-radius:4px;font-size:.9em}.section{padding:5rem 0}.section-title{text-align:center;margin-bottom:3rem}.section-title h2{font-size:2.5rem;margin-bottom:1rem}.section-title p{font-size:1.1rem;color:var(--text-muted);max-width:600px;margin:0 auto}.btn-primary-custom{background:linear-gradient(135deg,var(--accent-primary),#0096c7);border:none;color:#fff;padding:.75rem 2rem;font-size:1rem;font-weight:600;border-radius:8px;transition:all .3s ease;cursor:pointer}.btn-primary-custom:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,180,216,.3);color:#fff}.btn-primary-custom:focus{outline:2px solid var(--accent-primary);outline-offset:2px}.btn-secondary-custom{background:transparent;border:2px solid var(--accent-primary);color:var(--accent-primary);padding:.75rem 2rem;font-size:1rem;font-weight:600;border-radius:8px;transition:all .3s ease;cursor:pointer}.btn-secondary-custom:hover{background:var(--accent-primary);color:#fff;transform:translateY(-2px)}.btn-secondary-custom:focus{outline:2px solid var(--accent-primary);outline-offset:2px}.card-custom{background-color:var(--bg-surface);border:1px solid var(--border-focus);border-radius:12px;padding:2rem;transition:all .3s ease;height:100%}.card-custom:hover{transform:translateY(-5px);border-color:var(--accent-primary);box-shadow:0 10px 30px rgba(0,180,216,.1)}.container-custom{max-width:1200px;margin:0 auto;padding:0 1.5rem}@media (max-width:768px){h1,h2{font-size:2rem}.section{padding:3rem 0}.section-title h2{font-size:2rem}}