*, *::before, *::after box-sizing: border-box; margin: 0; padding: 0; body font-family: 'Segoe UI', Arial, sans-serif; background: #0a0a0f; color: #ddd; line-height: 1.8; font-size: 16px; /* ── HERO ── */ .hero background: linear-gradient(160deg, #0d1b00 0%, #1a3300 40%, #0d1b00 100%); border-bottom: 2px solid #39ff14; padding: 5