*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--primary: #0c1821;--primary-light: #1b2a38;--accent: #0d9488;--accent-light: #14b8a6;--accent-dark: #0f766e;--whatsapp: #128C7E;--text: #1a2332;--text-light: #5a6a7a;--bg: #ffffff;--bg-alt: #f6f9f8;--radius: 12px}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}.sticky-header{position:fixed;top:0;left:0;right:0;z-index:100;background:#1a2332f2;backdrop-filter:blur(10px);padding:14px 40px;display:flex;justify-content:space-between;align-items:center;transition:box-shadow .3s;box-shadow:0 2px 20px #00000026}.header-logo{font-size:20px;font-weight:800;color:#fff;letter-spacing:1px;text-decoration:none}.header-logo span{color:var(--accent)}.header-nav{display:flex;align-items:center;gap:28px}.header-nav a{color:#ffffffb3;text-decoration:none;font-size:14px;font-weight:500;transition:color 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