/**
 * Ice Arena Design System - Cards v2
 * Glassmorphic cards with depth and dimension
 *
 * Features:
 * - Frosted glass effects
 * - Subtle gradients and glows
 * - Smooth hover animations
 * - Multiple card variants
 *
 * Version: 2.0
 * Date: November 2025
 */

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

.card-v2,
.card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition:
        transform var(--duration-normal) var(--ease-spring),
        box-shadow var(--duration-normal) var(--ease-out),
        border-color var(--duration-fast) var(--ease-out);
}

.card-v2:hover,
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--border-hover);
}

/* Remove hover transform for non-interactive cards */
.card-static:hover {
    transform: none;
    box-shadow: var(--shadow-md);
}

/* =========================================
   CARD HEADER
   ========================================= */

.card-header-v2,
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border-subtle);
    background: var(--surface-secondary);
}

.card-header-v2 .card-title,
.card-header .card-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0;
}

.card-header-v2 .card-subtitle,
.card-header .card-subtitle {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-top: var(--space-1);
}

.card-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* =========================================
   CARD BODY
   ========================================= */

.card-body-v2,
.card-body {
    flex: 1;
    padding: var(--space-5);
}

.card-body-compact {
    padding: var(--space-4);
}

.card-body-flush {
    padding: 0;
}

/* =========================================
   CARD FOOTER
   ========================================= */

.card-footer-v2,
.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--border-subtle);
    background: var(--surface-secondary);
}

.card-footer-centered {
    justify-content: center;
}

.card-footer-end {
    justify-content: flex-end;
}

/* =========================================
   GLASSMORPHIC CARD
   Frosted glass effect
   ========================================= */

.card-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-glass);
}

.card-glass:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: var(--shadow-glass), var(--shadow-lg);
}

.card-glass .card-header,
.card-glass .card-header-v2 {
    background: rgba(255, 255, 255, 0.05);
    border-bottom-color: var(--glass-border);
}

.card-glass .card-footer,
.card-glass .card-footer-v2 {
    background: rgba(255, 255, 255, 0.05);
    border-top-color: var(--glass-border);
}

/* =========================================
   GRADIENT CARDS
   ========================================= */

.card-gradient-primary {
    background: var(--gradient-primary);
    border: none;
    color: var(--text-inverse);
}

.card-gradient-primary .card-title,
.card-gradient-primary .card-subtitle,
.card-gradient-primary p {
    color: var(--text-inverse);
}

.card-gradient-primary:hover {
    box-shadow: var(--shadow-glow-red-lg);
}

.card-gradient-arena {
    background: var(--gradient-arena);
    border: none;
    color: var(--text-inverse);
}

.card-gradient-arena .card-title,
.card-gradient-arena .card-subtitle,
.card-gradient-arena p {
    color: var(--text-inverse);
}

.card-gradient-arena:hover {
    box-shadow: var(--shadow-glow-blue-lg);
}

/* =========================================
   STAT CARDS
   For displaying metrics and numbers
   ========================================= */

.card-stat {
    text-align: center;
    padding: var(--space-6);
}

.card-stat .stat-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-bottom: var(--space-4);
    background: var(--ice-100);
    border-radius: var(--radius-xl);
    color: var(--ice-600);
    font-size: var(--text-2xl);
}

.card-stat .stat-value {
    font-family: var(--font-mono);
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    line-height: var(--leading-none);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.card-stat .stat-label {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    color: var(--text-muted);
}

.card-stat .stat-change {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

.card-stat .stat-change-positive {
    color: var(--save-green);
}

.card-stat .stat-change-negative {
    color: var(--goal-red);
}

/* Colored stat icon variants */
.card-stat .stat-icon-red {
    background: rgba(220, 38, 38, 0.1);
    color: var(--goal-red);
}

.card-stat .stat-icon-gold {
    background: rgba(234, 179, 8, 0.1);
    color: var(--power-gold);
}

.card-stat .stat-icon-cyan {
    background: rgba(6, 182, 212, 0.1);
    color: var(--assist-cyan);
}

.card-stat .stat-icon-green {
    background: rgba(34, 197, 94, 0.1);
    color: var(--save-green);
}

/* =========================================
   DRILL/CONTENT CARDS
   For displaying drills, plays, practices
   ========================================= */

.card-drill {
    overflow: hidden;
}

.card-drill .card-image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--rink-100);
}

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

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

.card-drill .card-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(15, 23, 42, 0.8) 0%,
        transparent 50%
    );
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.card-drill:hover .card-image-overlay {
    opacity: 1;
}

.card-drill .card-image-actions {
    position: absolute;
    bottom: var(--space-4);
    left: var(--space-4);
    right: var(--space-4);
    display: flex;
    gap: var(--space-2);
    opacity: 0;
    transform: translateY(10px);
    transition:
        opacity var(--duration-normal) var(--ease-out),
        transform var(--duration-normal) var(--ease-spring);
}

.card-drill:hover .card-image-actions {
    opacity: 1;
    transform: translateY(0);
}

.card-drill .card-badge {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
}

.card-drill .card-content {
    padding: var(--space-4);
}

.card-drill .card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.card-drill .card-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

/* =========================================
   PROFILE CARDS
   For user/team profiles
   ========================================= */

.card-profile {
    text-align: center;
    padding: var(--space-6);
}

.card-profile .profile-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-4);
    border-radius: var(--radius-full);
    overflow: hidden;
    border: 3px solid var(--ice-200);
    box-shadow: var(--shadow-md);
}

.card-profile .profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-profile .profile-name {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.card-profile .profile-role {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-4);
}

.card-profile .profile-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-subtle);
}

.card-profile .profile-stat-value {
    font-family: var(--font-mono);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    display: block;
}

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

/* =========================================
   LIST CARDS
   Cards containing list items
   ========================================= */

.card-list .list-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-subtle);
    transition: background-color var(--duration-fast) var(--ease-out);
}

.card-list .list-item:last-child {
    border-bottom: none;
}

.card-list .list-item:hover {
    background: var(--surface-hover);
}

.card-list .list-item-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ice-100);
    border-radius: var(--radius-lg);
    color: var(--ice-600);
}

.card-list .list-item-content {
    flex: 1;
    min-width: 0;
}

.card-list .list-item-title {
    font-weight: var(--font-medium);
    color: var(--text-primary);
    margin-bottom: var(--space-0-5);
}

.card-list .list-item-subtitle {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.card-list .list-item-action {
    flex-shrink: 0;
}

/* =========================================
   CLICKABLE CARDS
   ========================================= */

a.card-v2,
a.card,
.card-clickable {
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

a.card-v2:focus-visible,
a.card:focus-visible,
.card-clickable:focus-visible {
    outline: 2px solid var(--ice-500);
    outline-offset: 2px;
}

/* =========================================
   CARD SIZES
   ========================================= */

.card-sm .card-body {
    padding: var(--space-3);
}

.card-sm .card-header,
.card-sm .card-footer {
    padding: var(--space-2) var(--space-3);
}

.card-lg .card-body {
    padding: var(--space-6);
}

.card-lg .card-header,
.card-lg .card-footer {
    padding: var(--space-5) var(--space-6);
}

/* =========================================
   CARD VARIANTS
   ========================================= */

/* Bordered variant - more prominent border */
.card-bordered {
    border-width: 2px;
}

/* Raised variant - more shadow */
.card-raised {
    box-shadow: var(--shadow-lg);
}

.card-raised:hover {
    box-shadow: var(--shadow-2xl);
}

/* Flat variant - no shadow */
.card-flat {
    box-shadow: none;
}

.card-flat:hover {
    box-shadow: var(--shadow-md);
}

/* Outlined status variants */
.card-outline-success {
    border-color: var(--save-green);
    border-left-width: 4px;
}

.card-outline-warning {
    border-color: var(--power-gold);
    border-left-width: 4px;
}

.card-outline-danger {
    border-color: var(--goal-red);
    border-left-width: 4px;
}

.card-outline-info {
    border-color: var(--assist-cyan);
    border-left-width: 4px;
}

/* =========================================
   CARD BADGES
   ========================================= */

.card-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    border-radius: var(--radius-md);
    background: var(--rink-800);
    color: var(--text-inverse);
}

.card-badge-primary {
    background: var(--goal-red);
}

.card-badge-secondary {
    background: var(--rink-600);
}

.card-badge-success {
    background: var(--save-green);
}

.card-badge-warning {
    background: var(--power-gold);
    color: var(--rink-900);
}

.card-badge-info {
    background: var(--assist-cyan);
    color: var(--rink-900);
}

/* =========================================
   CARD GRID LAYOUTS
   ========================================= */

.card-grid {
    display: grid;
    gap: var(--space-6);
}

.card-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.card-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Auto-fit responsive grid */
.card-grid-auto {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card-grid-auto-sm {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card-grid-auto-lg {
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
}

/* =========================================
   RESPONSIVE ADJUSTMENTS (Mobile-First)
   ========================================= */

/* Mobile Base: Single column, compact padding */
.card-grid-2,
.card-grid-3,
.card-grid-4 {
    grid-template-columns: 1fr;
}

.card-body-v2,
.card-body {
    padding: var(--space-4);
}

.card-header-v2,
.card-header,
.card-footer-v2,
.card-footer {
    padding: var(--space-3) var(--space-4);
}

.card-stat {
    padding: var(--space-4);
}

.card-stat .stat-value {
    font-size: var(--text-2xl);
}

/* Card image: taller ratio on mobile */
.card-drill .card-image {
    aspect-ratio: 4 / 3;
}

/* Stat card: stack on very small screens */
.card-stat {
    flex-direction: column;
    text-align: center;
}

.card-stat .stat-icon {
    margin: 0 auto var(--space-3);
}

/* Small screens and up (640px+) */
@media (min-width: 640px) {
    .card-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-stat {
        flex-direction: row;
        text-align: left;
    }

    .card-stat .stat-icon {
        margin: 0;
    }

    .card-stat .stat-value {
        font-size: var(--text-3xl);
    }

    .card-drill .card-image {
        aspect-ratio: 16 / 10;
    }
}

/* Tablet and up (768px+) */
@media (min-width: 768px) {
    .card-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-body-v2,
    .card-body {
        padding: var(--space-5);
    }

    .card-header-v2,
    .card-header,
    .card-footer-v2,
    .card-footer {
        padding: var(--space-4) var(--space-5);
    }

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

/* Desktop and up (1024px+) */
@media (min-width: 1024px) {
    .card-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .card-grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }

    .card-stat .stat-value {
        font-size: var(--text-4xl);
    }
}

/* =========================================
   REDUCED MOTION
   ========================================= */

@media (prefers-reduced-motion: reduce) {
    .card-v2,
    .card,
    .card-drill .card-image img,
    .card-drill .card-image-overlay,
    .card-drill .card-image-actions {
        transition: none;
    }

    .card-v2:hover,
    .card:hover {
        transform: none;
    }

    .card-drill:hover .card-image img {
        transform: none;
    }
}

/* =========================================
   DARK MODE ADJUSTMENTS
   ========================================= */

@media (prefers-color-scheme: dark) {
    .card-stat .stat-icon {
        background: var(--rink-800);
        color: var(--ice-400);
    }

    .card-stat .stat-icon-red {
        background: rgba(220, 38, 38, 0.2);
    }

    .card-stat .stat-icon-gold {
        background: rgba(234, 179, 8, 0.2);
    }

    .card-stat .stat-icon-cyan {
        background: rgba(6, 182, 212, 0.2);
    }

    .card-stat .stat-icon-green {
        background: rgba(34, 197, 94, 0.2);
    }

    .card-list .list-item-icon {
        background: var(--rink-800);
        color: var(--ice-400);
    }

    .card-profile .profile-avatar {
        border-color: var(--rink-700);
    }
}