/* Mobile-First Card Grid */
        .card-grid {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
            margin-bottom: 2rem;
        }

        .card {
            background: linear-gradient(135deg, rgba(26, 26, 38, 0.6) 0%, rgba(18, 18, 26, 0.8) 100%);
            border-radius: 16px;
            padding: 1.5rem;
            position: relative;
            overflow: hidden;
            transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
            cursor: pointer;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(230, 57, 70, 0.15);
            width: 100%;
            box-sizing: border-box;
        }

        .card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.15) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .card::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 16px;
            padding: 1px;
            background: linear-gradient(135deg, var(--accent-red), var(--accent-gold), var(--accent-silver));
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        @media (hover: hover) and (pointer: fine) {
            .card:hover::before {
                opacity: 1;
            }

            .card:hover::after {
                opacity: 1;
            }

            .card:hover {
                transform: translateY(-5px) scale(1.02);
                box-shadow: 0 20px 60px rgba(230, 57, 70, 0.3), 0 0 40px rgba(212, 175, 55, 0.2);
                border-color: transparent;
            }
        }

        .card:active {
            transform: translateY(-2px) scale(1.01);
        }

        .card-icon {
            font-size: 2rem;
            margin-bottom: 0.8rem;
            filter: drop-shadow(0 0 10px var(--accent-red));
            animation: iconFloat 4s ease-in-out infinite;
        }

        @keyframes iconFloat {
            0%, 100% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-5px) rotate(3deg); }
        }

        .card-title {
            font-family: 'Orbitron', monospace;
            font-size: 1.1rem;
            font-weight: 600;
            background: linear-gradient(90deg, var(--accent-gold), var(--accent-silver));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.06em;
        }

        .card-description {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.5;
            margin-bottom: 1.2rem;
        }