/* CC-02b Wave 1 - extracted from FRONTEND/02_profiles/cultural-preferences-modal.html */
/* Custom Animations */

    @keyframes gradient {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    @keyframes heartbeat {
        0%, 100% { transform: scale(1); }
        25% { transform: scale(1.1); }
        50% { transform: scale(1); }
        75% { transform: scale(1.1); }
    }

    /* Gradient Text */

    /* Astro Gradient */
    .gradient-astro {
        background: linear-gradient(135deg, #FFD700, #FFA500, #B87333);
    }

    /* Hero Background */
    .hero-gradient {
        background: linear-gradient(135deg,
            rgba(15, 23, 42, 0.95) 0%,
            rgba(88, 28, 135, 0.8) 50%,
            rgba(15, 23, 42, 0.95) 100%);
    }

    /* Glass Card Effect */
    .glass-card {
        background: rgba(30, 41, 59, 0.8);
        backdrop-filter: blur(1rem);
        border: 0.0625rem solid rgba(255, 255, 255, 0.1);
    }

    /* Modal Styles */

    /* Custom Scrollbar */

    /* Floating Elements */
    .floating-element {
        animation: float 6s ease-in-out infinite;
    }

    .floating-element:nth-child(2) { animation-delay: -2s; }
    .floating-element:nth-child(3) { animation-delay: -4s; }

    /* Heartbeat Animation */
    .heartbeat { animation: heartbeat 1.5s ease-in-out infinite; }

    /* Feature Card Hover */

    /* Button Shine Effect */
    .btn-shine {
        position: relative;
        overflow: hidden;
    }

    .btn-shine::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: left 0.5s ease;
    }

    .btn-shine:hover::before { left: 100%; }