/**
 * Category Cards CSS
 * Modern category card design with blue gradient theme
 */

/* Category Cards Section */
.category-cards-section {
    padding: 2rem 0 1rem 0;
}

.category-cards-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Category Card */
.category-card {
    position: relative;
    background: white;
    border-radius: 12px;
    padding: 1rem 0.75rem;
    text-decoration: none;
    color: #1F2937;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid #E5E7EB;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    text-align: center;
}

/* Blue gradient overlay for hover */
.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #3ACBE8 0%, #1E88E5 50%, #0041C7 100%);
    background-size: 200% 200%;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

/* Hover state - blue gradient appears */
.category-card:hover {
    transform: translateY(-8px);
    border-color: #3ACBE8;
    box-shadow: 0 12px 24px rgba(58, 203, 232, 0.3);
}

.category-card:hover::before {
    opacity: 1;
    animation: gradientShift 3s ease infinite;
}

/* Icon container */
.category-card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #E0F2FE 0%, #BAE6FD 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.625rem;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
    border: 2px solid #3ACBE8;
}

.category-card-icon .material-icons {
    font-size: 24px;
    color: #0041C7;
    transition: all 0.4s ease;
}

.category-card:hover .category-card-icon {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.4);
    transform: scale(1.1) rotate(5deg);
}

.category-card:hover .category-card-icon .material-icons {
    color: white;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

/* Title */
.category-card-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #1F2937;
    margin: 0;
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.category-card:hover .category-card-title {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Description - Hidden */
.category-card-desc {
    display: none;
}

/* Arrow - Hidden */
.category-card-arrow {
    display: none;
}

/* Active/Click state */
.category-card:active {
    transform: translateY(-4px) scale(0.98);
}

/* Gradient animation */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Tablet responsive */
@media (max-width: 1024px) and (min-width: 769px) {
    .category-cards-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: 0.875rem;
    }
}

/* Mobile responsive - 6 columns */
@media (max-width: 768px) {
    .category-cards-section {
        padding: 0.5rem 0 0.25rem 0;
    }

    .category-cards-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: 0.4rem;
        margin-top: 0.5rem;
    }

    .category-card {
        padding: 0.625rem 0.375rem;
        border-radius: 8px;
    }

    .category-card-icon {
        width: 32px;
        height: 32px;
        margin-bottom: 0.4rem;
        border-radius: 8px;
    }

    .category-card-icon .material-icons {
        font-size: 18px;
    }

    .category-card-title {
        font-size: 0.7rem;
    }

    .category-card:hover {
        transform: translateY(-4px);
    }
}

/* Small mobile - still 6 columns */
@media (max-width: 480px) {
    .category-cards-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: 0.3rem;
    }

    .category-card {
        padding: 0.5rem 0.25rem;
    }

    .category-card-icon {
        width: 28px;
        height: 28px;
        margin-bottom: 0.3rem;
    }

    .category-card-icon .material-icons {
        font-size: 16px;
    }

    .category-card-title {
        font-size: 0.65rem;
    }
}

/* Accessibility */
.category-card:focus {
    outline: 3px solid #3ACBE8;
    outline-offset: 2px;
}

.category-card:focus:not(:focus-visible) {
    outline: none;
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    .category-card {
        background: #1F2937;
        border-color: #374151;
    }

    .category-card-title {
        color: #F9FAFB;
    }

    .category-card-desc {
        color: #D1D5DB;
    }

    .category-card-arrow {
        background: #374151;
    }

    .category-card:hover .category-card-title,
    .category-card:hover .category-card-desc {
        color: white;
    }
}