/**
 * Universal Card Component - Variants
 *
 * @package AITSC_Pro_Theme
 * @subpackage Components
 * @since 3.1.0
 */

/* ==========================================================================
   Card Component - Base Styles

   EQUAL HEIGHT REQUIREMENT:
   - height: 100% ensures cards fill their grid cell completely
   - Works with .aitsc-grid's align-items: stretch to enforce uniform heights
   - flex-direction: column allows internal content to distribute vertically
   - flex: 1 on .aitsc-card__body makes description area grow to fill space

   USAGE IN GRIDS:
   Always pass 'custom_class' => 'h-100' when rendering cards in grids:

   aitsc_render_card([
       'variant' => 'white-feature',
       'custom_class' => 'h-100'  // REQUIRED for equal heights
   ]);

   DO NOT REMOVE height: 100% - This is critical for grid layout consistency
   ========================================================================== */

.aitsc-card {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    /* CRITICAL: Fills grid cell for equal-height cards */
    border-radius: var(--aitsc-border-radius, 12px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
}

/* Focus state for accessibility */
.aitsc-card:focus {
    outline: 3px solid var(--aitsc-primary, #0066cc);
    outline-offset: 2px;
}

/* ==========================================================================
   Variant: Glass (Glassmorphism with backdrop-filter)
   ========================================================================== */

.aitsc-card--glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.aitsc-card--glass:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.15);
}


/* ==========================================================================
   Variant: Solid (Solid background with shadow)
   ========================================================================== */

.aitsc-card--solid {
    background: var(--aitsc-card-bg);
    border: 2px solid var(--aitsc-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.aitsc-card--solid:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.08);
    border-color: var(--aitsc-primary);
}


/* ==========================================================================
   Variant: Outlined (Border-only with hover fill)
   ========================================================================== */

.aitsc-card--outlined {
    background: transparent;
    border: 2px solid var(--aitsc-primary);
    box-shadow: none;
}

.aitsc-card--outlined:hover {
    background: var(--aitsc-primary);
    color: var(--aitsc-text-on-primary, #ffffff);
    transform: translateY(-2px);
}

.aitsc-card--outlined:hover .aitsc-card__cta {
    color: var(--aitsc-text-on-primary, #ffffff);
}

/* ==========================================================================
   Variant: Image (Card with featured image)
   ========================================================================== */

.aitsc-card--image {
    background: var(--aitsc-card-bg);
    border: 1px solid var(--aitsc-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.aitsc-card--image .aitsc-card__image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.aitsc-card--image .aitsc-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.aitsc-card--image:hover .aitsc-card__image img {
    transform: scale(1.05);
}

.aitsc-card--image:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* ==========================================================================
   Variant: Icon (Card with icon)
   ========================================================================== */

.aitsc-card--icon {
    background: var(--aitsc-card-bg);
    border: 2px solid var(--aitsc-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.aitsc-card--icon .aitsc-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, var(--aitsc-primary), var(--aitsc-primary-dark));
    color: var(--aitsc-text-on-primary, #ffffff);
    border-radius: 50%;
    font-size: 32px;
    transition: transform 0.3s ease;
}

.aitsc-card--icon:hover .aitsc-card__icon {
    transform: rotate(10deg) scale(1.1);
}

.aitsc-card--icon:hover {
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.08);
    transform: translateY(-6px);
}

/* ==========================================================================
   Variant: Solution (Glassmorphism with icon)
   ========================================================================== */

.aitsc-card--solution {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    text-align: center;
}

.aitsc-card--solution:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--aitsc-primary, #0066cc);
    transform: translateY(-5px);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.15);
}

.aitsc-card--solution .aitsc-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 3rem;
    color: var(--aitsc-primary, #0066cc);
}

.aitsc-card--solution .aitsc-card__title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #ffffff;
}

.aitsc-card--solution .aitsc-card__description {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.aitsc-card--solution .aitsc-card__cta {
    margin-top: 1rem;
    color: var(--aitsc-primary, #0066cc);
    font-size: 0.875rem;
}

/* ==========================================================================
   Variant: Blog (Featured image with metadata)
   ========================================================================== */

.aitsc-card--blog {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
    padding: 0;
    display: flex;
    flex-direction: row;
    gap: 1.5rem;
}

.aitsc-card--blog:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 212, 255, 0.3);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.2);
}

.aitsc-card--blog .aitsc-card__image {
    position: relative;
    flex: 0 0 40%;
    height: auto;
    min-height: 200px;
    overflow: hidden;
    border-radius: 12px 0 0 12px;
}

.aitsc-card--blog .aitsc-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.aitsc-card--blog:hover .aitsc-card__image img {
    transform: scale(1.1);
}

.aitsc-card--blog .aitsc-card__body {
    flex: 1;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.aitsc-card--blog .aitsc-card__meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.aitsc-card--blog .aitsc-card__badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(0, 212, 255, 0.2);
    color: #00d4ff;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.aitsc-card--blog .aitsc-card__meta-info {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.aitsc-card--blog .aitsc-card__date,
.aitsc-card--blog .aitsc-card__read-time {
    display: inline-block;
}

.aitsc-card--blog .aitsc-card__title {
    font-size: 1.5rem;
    color: #ffffff;
    line-height: 1.4;
}

.aitsc-card--blog .aitsc-card__description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    flex: 1;
}

/* Blog card vertical layout (mobile) */
@media (max-width: 47.9375rem) {
    .aitsc-card--blog {
        flex-direction: column;
    }

    .aitsc-card--blog .aitsc-card__image {
        flex: none;
        width: 100%;
        min-height: 180px;
        border-radius: 12px 12px 0 0;
    }
}

/* ==========================================================================
   Sizes: Small, Medium, Large
   ========================================================================== */

.aitsc-card--small {
    padding: 1rem;
}

.aitsc-card--small .aitsc-card__title {
    font-size: 1.1rem;
}

.aitsc-card--small .aitsc-card__description {
    font-size: 0.9rem;
}

.aitsc-card--medium {
    padding: 1.5rem;
}

.aitsc-card--medium .aitsc-card__title {
    font-size: 1.25rem;
}

.aitsc-card--medium .aitsc-card__description {
    font-size: 1rem;
}

.aitsc-card--large {
    padding: 2rem;
}

.aitsc-card--large .aitsc-card__title {
    font-size: 1.5rem;
}

.aitsc-card--large .aitsc-card__description {
    font-size: 1.1rem;
}

/* ==========================================================================
   Card Elements
   ========================================================================== */

.aitsc-card__body {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex: 1;
}

.aitsc-card__title {
    margin: 0;
    font-weight: 700;
    line-height: 1.3;
    color: inherit;
}

.aitsc-card__description {
    margin: 0;
    line-height: 1.6;
    color: var(--aitsc-text-secondary, #666);
    flex: 1;
}

.aitsc-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--aitsc-primary, #0066cc);
    transition: gap 0.3s ease;
}

.aitsc-card__cta::after {
    content: '→';
    font-size: 1.2em;
    transition: transform 0.3s ease;
}

.aitsc-card:hover .aitsc-card__cta {
    gap: 0.75rem;
}

.aitsc-card:hover .aitsc-card__cta::after {
    transform: translateX(4px);
}

/* ==========================================================================
   WHITE THEME VARIANTS (Harrison.ai Style)
   ========================================================================== */

/* White Feature Card - Clean card with subtle shadow and cyan accents */
.aitsc-card--white-feature {
    background: var(--aitsc-bg-primary, #FFFFFF);
    border: 2px solid var(--aitsc-border, #E2E8F0);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.aitsc-card--white-feature:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.08);
    border-color: var(--aitsc-primary, #005cb2);
}

.aitsc-card--white-feature .aitsc-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-bottom: 1.5rem;
    background: var(--aitsc-primary-light, #E0F2FE);
    color: var(--aitsc-primary, #005cb2);
    border-radius: var(--aitsc-radius-lg, 4px);
    font-size: 28px;
}

.aitsc-card--white-feature .aitsc-card__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--aitsc-text-primary, #1E293B);
    margin-bottom: 1rem;
}

.aitsc-card--white-feature .aitsc-card__description {
    color: var(--aitsc-text-secondary, #475569);
    line-height: 1.6;
}

.aitsc-card--white-feature .aitsc-card__cta {
    display: inline-flex;
    padding: 0.75rem 1.5rem;
    background: var(--aitsc-primary, #005cb2);
    color: var(--aitsc-text-on-primary, #FFFFFF);
    border-radius: var(--aitsc-radius-lg, 4px);
    font-weight: 600;
    margin-top: 1rem;
    transition: all var(--aitsc-transition-fast);
}

.aitsc-card--white-feature .aitsc-card__cta:hover {
    background: var(--aitsc-primary-hover, #004a94);
    gap: 1rem;
}

/* White Product Card - Product showcase with photo */
.aitsc-card--white-product {
    background: var(--aitsc-bg-primary, #FFFFFF);
    border: 1px solid var(--aitsc-border, #E2E8F0);
    box-shadow: var(--aitsc-shadow-sm);
    padding: 0;
    overflow: hidden;
}

.aitsc-card--white-product:hover {
    box-shadow: var(--aitsc-shadow-xl);
    transform: translateY(-6px);
}

.aitsc-card--white-product .aitsc-card__image {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
    background: var(--aitsc-bg-secondary, #F8FAFC);
}

.aitsc-card--white-product .aitsc-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.aitsc-card--white-product:hover .aitsc-card__image img {
    transform: scale(1.08);
}

.aitsc-card--white-product .aitsc-card__body {
    padding: 2rem;
}

.aitsc-card--white-product .aitsc-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--aitsc-text-primary, #1E293B);
    margin-bottom: 0.75rem;
}

.aitsc-card--white-product .aitsc-card__description {
    color: var(--aitsc-text-secondary, #475569);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.aitsc-card--white-product .aitsc-card__cta {
    display: inline-flex;
    padding: 0.75rem 1.5rem;
    background: var(--aitsc-primary, #005cb2);
    color: var(--aitsc-text-on-primary, #FFFFFF);
    border-radius: var(--aitsc-radius-lg, 4px);
    font-weight: 600;
    transition: all var(--aitsc-transition-fast);
}

.aitsc-card--white-product .aitsc-card__cta:hover {
    background: var(--aitsc-primary-hover, #004a94);
    gap: 1rem;
}

/* White Minimal Card - Ultra-clean minimal design */
.aitsc-card--white-minimal {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--aitsc-border-light, #F1F5F9);
    border-radius: 0;
    transition: padding var(--aitsc-transition-normal);
}

.aitsc-card--white-minimal:hover {
    transform: none;
    padding-left: 1rem;
    border-bottom-color: var(--aitsc-primary, #005cb2);
}

.aitsc-card--white-minimal .aitsc-card__title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--aitsc-text-primary, #1E293B);
    margin-bottom: 0.5rem;
}

.aitsc-card--white-minimal .aitsc-card__description {
    font-size: 0.9375rem;
    color: var(--aitsc-text-muted, #64748B);
    line-height: 1.5;
}

.aitsc-card--white-minimal .aitsc-card__cta {
    font-size: 0.875rem;
    color: var(--aitsc-primary, #005cb2);
    font-weight: 600;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 47.9375rem) {
    .aitsc-card--small {
        padding: 0.875rem;
    }

    .aitsc-card--medium {
        padding: 1.25rem;
    }

    .aitsc-card--large {
        padding: 1.5rem;
    }

    .aitsc-card--image .aitsc-card__image {
        height: 160px;
    }

    .aitsc-card--icon .aitsc-card__icon {
        width: 50px;
        height: 50px;
        font-size: 28px;
    }

    /* White variant responsive adjustments */
    .aitsc-card--white-feature {
        padding: 1.5rem;
    }

    .aitsc-card--white-feature .aitsc-card__icon {
        width: 48px;
        height: 48px;
        font-size: 24px;
    }

    .aitsc-card--white-product .aitsc-card__image {
        height: 200px;
    }

    .aitsc-card--white-product .aitsc-card__body {
        padding: 1.5rem;
    }

    .aitsc-card--white-product .aitsc-card__title {
        font-size: 1.25rem;
    }

    .aitsc-card--white-minimal {
        padding: 1.25rem 0;
    }
}

/* ==========================================================================
   Variant: Spec (Technical Specification Card)
   ========================================================================== */

.aitsc-card--spec {
    background: var(--aitsc-bg-primary);
    border: 1px solid var(--aitsc-border);
    border-radius: 8px;
    padding: 0;
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.aitsc-card--spec:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--aitsc-primary);
}

.aitsc-card--spec .aitsc-card__header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    border-bottom: 1px solid var(--aitsc-border);
    background: var(--aitsc-bg-secondary);
    border-radius: 8px 8px 0 0;
}

.aitsc-card--spec .aitsc-card__icon {
    width: 48px;
    height: 48px;
    background: var(--aitsc-bg-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--aitsc-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.aitsc-card--spec .aitsc-card__title {
    margin: 0;
    font-size: 1.25rem;
    color: var(--aitsc-text-primary);
}

.aitsc-card--spec .aitsc-card__body {
    padding: 1.5rem;
    flex: 1;
}

.aitsc-card--spec .aitsc-card__description {
    color: var(--aitsc-text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.aitsc-spec-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.aitsc-spec-list li {
    font-size: 0.9rem;
    color: var(--aitsc-text-primary);
    padding-left: 1rem;
    border-left: 2px solid var(--aitsc-border);
    line-height: 1.4;
}

.aitsc-spec-list li strong {
    color: var(--aitsc-text-primary);
    margin-right: 0.25rem;
}