/**
 * =====================================================
 * CARD SYSTEM - Gli Amici di Colombo Design System
 * =====================================================
 * 
 * A comprehensive card system with multiple variants
 * for consistent, professional UI across the website.
 */

/* ===================================================
   BASE CARD STYLES
   =================================================== */

.card {
    background: var(--surface-elevated);
    border-radius: var(--card-radius);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
}

.card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-4px);
}

.card-body {
    padding: var(--card-padding);
}

.card-body-lg {
    padding: var(--card-padding-lg);
}

/* ===================================================
   CARD WITH GRADIENT BORDER (Premium Look)
   =================================================== */

.card-premium {
    background: var(--surface-elevated);
    border-radius: var(--card-radius);
    border: none;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    position: relative;
    transition: all var(--duration-normal) var(--ease-out);
}

.card-premium::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--card-radius);
    padding: 2px;
    background: linear-gradient(135deg, var(--border-light) 0%, var(--border-light) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    transition: background var(--duration-normal) var(--ease-out);
}

.card-premium:hover::before {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary-light) 100%);
}

.card-premium:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl), 0 0 40px rgba(212, 168, 83, 0.1);
}

/* ===================================================
   GLASS CARD (Glassmorphism)
   =================================================== */

.card-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--card-radius);
    box-shadow: var(--glass-shadow);
    transition: all var(--duration-normal) var(--ease-out);
}

.card-glass:hover {
    background: var(--glass-bg-strong);
    border-color: rgba(212, 168, 83, 0.2);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ===================================================
   MISSION CARD (For Mission Section)
   =================================================== */

.card-mission {
    background: var(--surface-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    padding: var(--space-6);
    position: relative;
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-out);
}

/* Left accent border on hover */
.card-mission::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-accent);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform var(--duration-normal) var(--ease-out);
}

.card-mission:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(212, 168, 83, 0.2);
}

.card-mission:hover::before {
    transform: scaleY(1);
}

/* Icon container */
.card-mission-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
    transition: all var(--duration-normal) var(--ease-out);
}

.card-mission-icon i {
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: color var(--duration-normal) var(--ease-out);
}

.card-mission:hover .card-mission-icon {
    background: var(--gradient-accent);
    border-color: var(--color-accent);
    transform: scale(1.05) rotate(3deg);
}

.card-mission:hover .card-mission-icon i {
    color: var(--color-primary-dark);
}

/* Card content */
.card-mission h3 {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.card-mission p {
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}

/* Feature list */
.card-mission-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.card-mission-features li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--text-secondary);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--border-light);
}

.card-mission-features li:last-child {
    border-bottom: none;
}

.card-mission-features i {
    color: var(--color-success);
    font-size: var(--text-sm);
    flex-shrink: 0;
}

/* ===================================================
   STAT CARD
   =================================================== */

.card-stat {
    background: var(--surface-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    padding: var(--space-6);
    text-align: center;
    transition: all var(--duration-normal) var(--ease-out);
}

.card-stat:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.card-stat-value {
    font-family: var(--font-heading);
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.card-stat-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
}

/* Accent variant */
.card-stat-accent .card-stat-value {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================================
   EVENT CARD
   =================================================== */

.card-event {
    background: var(--surface-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-out);
    display: flex;
    flex-direction: column;
}

.card-event:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(212, 168, 83, 0.3);
}

.card-event-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.card-event-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-slow) var(--ease-out);
}

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

/* Date badge */
.card-event-date {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    background: var(--gradient-accent-warm);
    color: var(--color-primary-dark);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-default);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    box-shadow: var(--shadow-md);
}

.card-event-content {
    padding: var(--space-5);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-event-title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    line-height: var(--leading-snug);
}

.card-event-description {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
    flex: 1;
}

.card-event-meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.card-event-meta i {
    color: var(--color-accent);
}

/* ===================================================
   PROJECT CARD (Supported Projects)
   =================================================== */

.card-project {
    background: var(--surface-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
}

.card-project::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--duration-normal) var(--ease-out);
}

.card-project:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-project:hover::after {
    transform: scaleX(1);
}

.card-project-content {
    padding: var(--space-6);
}

.card-project-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: var(--space-4);
}

.card-project-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.card-project-description {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
}

/* ===================================================
   TESTIMONIAL CARD
   =================================================== */

.card-testimonial {
    background: var(--surface-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    padding: var(--space-8);
    position: relative;
    transition: all var(--duration-normal) var(--ease-out);
}

.card-testimonial::before {
    content: '"';
    position: absolute;
    top: var(--space-4);
    left: var(--space-6);
    font-family: var(--font-heading);
    font-size: 5rem;
    color: var(--color-accent);
    opacity: 0.2;
    line-height: 1;
}

.card-testimonial:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(212, 168, 83, 0.3);
}

.card-testimonial-quote {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-style: italic;
    color: var(--text-primary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
    position: relative;
    z-index: 1;
}

.card-testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.card-testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-accent);
}

.card-testimonial-info h4 {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0;
}

.card-testimonial-info p {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin: 0;
}

/* ===================================================
   CTA CARD (Call to Action)
   =================================================== */

.card-cta {
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-10) var(--space-8);
    text-align: center;
    color: var(--text-inverse);
    position: relative;
    overflow: hidden;
}

.card-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(212, 168, 83, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.card-cta > * {
    position: relative;
    z-index: 1;
}

.card-cta h3 {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-3);
}

.card-cta p {
    font-size: var(--text-lg);
    opacity: 0.9;
    margin-bottom: var(--space-6);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.card-cta .btn-group {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================================
   NEWS CARD
   =================================================== */

.card-news {
    background: var(--surface-elevated);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-out);
}

.card-news:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-news-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.card-news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--duration-slow) var(--ease-out);
}

.card-news:hover .card-news-image img {
    transform: scale(1.08);
}

.card-news-content {
    padding: var(--space-5);
}

.card-news-category {
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    color: var(--color-accent);
    margin-bottom: var(--space-2);
}

.card-news-title {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    line-height: var(--leading-snug);
    margin-bottom: var(--space-2);
}

.card-news-excerpt {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
}

.card-news-date {
    font-size: var(--text-xs);
    color: var(--text-muted);
    margin-top: var(--space-3);
}

/* ===================================================
   RESPONSIVE ADJUSTMENTS
   =================================================== */

@media (max-width: 768px) {
    .card-body,
    .card-mission,
    .card-stat,
    .card-project-content {
        padding: var(--space-5);
    }
    
    .card-body-lg,
    .card-cta {
        padding: var(--space-6);
    }
    
    .card-mission-icon {
        width: 56px;
        height: 56px;
    }
    
    .card-mission-icon i {
        font-size: 1.25rem;
    }
    
    .card-cta h3 {
        font-size: var(--text-2xl);
    }
    
    .card-cta .btn-group {
        flex-direction: column;
    }
}

/* ===================================================
   ACCESSIBILITY
   =================================================== */

@media (prefers-reduced-motion: reduce) {
    .card,
    .card-premium,
    .card-glass,
    .card-mission,
    .card-stat,
    .card-event,
    .card-project,
    .card-testimonial,
    .card-news {
        transition: none;
    }
    
    .card:hover,
    .card-premium:hover,
    .card-glass:hover,
    .card-mission:hover,
    .card-stat:hover,
    .card-event:hover,
    .card-project:hover,
    .card-testimonial:hover,
    .card-news:hover {
        transform: none;
    }
}