:root {
    --primary-red: #ce1126;
    --primary-blue: #0056b3;
    --dark-bg: #1a252f;
    --light-bg: #f8f9fa;
    --text-main: #2c3e50;
    --white: #ffffff;
}

* { box-sizing: border-box; }
body { font-family: 'Segoe UI', Arial, sans-serif; margin: 0; background: var(--light-bg); color: var(--text-main); line-height: 1.6; }

/* Navigation & Active Selection */
nav { display: flex; justify-content: space-between; align-items: center; padding: 1rem 5%; background: var(--white); box-shadow: 0 2px 10px rgba(0,0,0,0.1); position: sticky; top: 0; z-index: 1000; }
.logo { font-weight: 900; font-size: 1.7rem; display: flex; text-decoration: none; }
.logo .red { color: var(--primary-red); }
.logo .dot { color: #000; }
.logo .blue { color: var(--primary-blue); }

.nav-links a { margin-left: 1.5rem; text-decoration: none; color: var(--text-main); font-weight: 500; font-size: 0.9rem; text-transform: uppercase; transition: 0.3s; }
.nav-links a.active { color: var(--primary-red) !important; font-weight: 900 !important; border-bottom: 2px solid var(--primary-red); }

/* Unified Hero & Sections */
.hero { padding: 6rem 5%; background: var(--dark-bg); color: var(--white); text-align: center; }
.container { padding: 4rem 5%; max-width: 1200px; margin: auto; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.card { background: var(--white); padding: 2rem; border-radius: 4px; border-top: 5px solid var(--primary-blue); box-shadow: 0 4px 15px rgba(0,0,0,0.05); }

/* UI Elements */
.btn { background: var(--primary-blue); color: white; padding: 1rem 2rem; text-decoration: none; border-radius: 4px; font-weight: bold; display: inline-block; border: none; cursor: pointer; }
input, select, textarea { width: 100%; padding: 12px; margin-bottom: 15px; border: 1px solid #ccc; border-radius: 4px; }
footer { text-align: center; padding: 3rem; background: var(--white); border-top: 1px solid #ddd; font-weight: bold; }