:root{--primary: #0078d4;--primary-dark: #005a9e;--accent: #00bcf2;--dark: #1a1a2e;--darker: #0f0f1a;--light: #f5f5f7;--text: #333;--text-light: #666;--text-muted: #999;--white: #ffffff;--gradient-primary: linear-gradient(135deg, #0078d4 0%, #00bcf2 100%);--gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #2d2d44 100%);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .08);--shadow-md: 0 4px 20px rgba(0, 0, 0, .12);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .16);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--transition: all .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.6;color:var(--text);background:var(--white);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{text-decoration:none;color:inherit;transition:var(--transition)}ul{list-style:none}img{max-width:100%;height:auto}.container{max-width:1200px;margin:0 auto;padding:0 24px}.text-gradient{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--radius-sm);font-weight:500;font-size:15px;cursor:pointer;transition:var(--transition);border:none}.btn-primary{background:var(--gradient-primary);color:var(--white);box-shadow:0 4px 14px #0078d466}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0078d480}.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}.btn-outline:hover{background:var(--primary);color:var(--white)}.section{padding:100px 0}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:16px;color:var(--dark)}.section-subtitle{font-size:1.1rem;color:var(--text-light);max-width:600px}.section-header{text-align:center;margin-bottom:60px}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--light)}::-webkit-scrollbar-thumb{background:var(--primary);border-radius:4px}::selection{background:var(--primary);color:var(--white)}