.gold-gradient-text {
            background: linear-gradient(135deg, #FFF099 0%, #D4AF37 50%, #997A15 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .gold-border-gradient {
            border-image: linear-gradient(135deg, #D4AF37, rgba(212, 175, 55, 0.2)) 1;
        }
        .glass-card {
            background: rgba(24, 24, 28, 0.75);
            backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .pulse-whatsapp {
            box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
            animation: pulse-green 2s infinite;
        }
        @keyframes pulse-green {
            0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
            70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
            100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
        }