/**
 * AUTOCORE360 Admin Panel - Cards
 * Card components, stat cards, activity feed, chart cards
 */

/* ============ CARDS ============ */
.card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

/* Gradient accent line at top - MANDIAG style */
.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-speed) ease;
    z-index: 1;
}

/* Subtle overlay gradient for depth - MANDIAG style */
.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
    z-index: 0;
}

/* Hover lift effect */
.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.12);
    border-color: var(--border-hover);
}

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

/* Card with accent border */
.card.card-accent {
    border-top: 4px solid var(--primary);
}

.card.card-accent::before {
    display: none;
}

.card-header {
    padding: 1.5rem 1.75rem;
    border-bottom: 1px solid var(--border);
    display: flex !important;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: var(--surface);
    position: relative;
}

.card-header > .btn,
.card-header > .header-actions {
    flex-shrink: 0;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.875rem;
    flex: 1;
    min-width: 0;
    letter-spacing: -0.01em;
}

.card-title i {
    color: var(--primary);
    font-size: 1.125rem;
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(37, 99, 235, 0.1);
    border-radius: var(--radius);
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

/* Icon animation on hover - MANDIAG style */
.card:hover .card-title i {
    transform: scale(1.1) rotate(5deg);
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--background);
}

/* Published Update Card (Software Updates Page) */
.published-update-card {
    border: 1px solid var(--primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.published-update-header {
    background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
    border-bottom: none;
}

.published-update-header .card-title {
    color: #fff;
}

.published-update-header .card-title i {
    color: #fff;
    background: rgba(255, 255, 255, 0.15);
}

/* ============ STATS GRID ============ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.stat-content {
    flex: 1;
    min-width: 0;
}

.stat-card:hover {
    transform: var(--hover-lift);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-hover);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-speed) ease;
}

.stat-card:hover::before {
    opacity: 1;
}

/* Stat card with colored accent */
.stat-card.stat-primary::before { background: var(--primary); opacity: 1; }
.stat-card.stat-success::before { background: var(--success); opacity: 1; }
.stat-card.stat-warning::before { background: var(--warning); opacity: 1; }
.stat-card.stat-danger::before { background: var(--danger); opacity: 1; }
.stat-card.stat-info::before { background: var(--info); opacity: 1; }

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.25rem;
}

.stat-title {
    color: var(--text-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--transition);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
}

.stat-icon.primary {
    background: var(--primary-gradient);
    color: white;
}

.stat-icon.success {
    background: linear-gradient(135deg, var(--success), var(--success-dark));
    color: white;
}

.stat-icon.warning {
    background: linear-gradient(135deg, var(--warning), var(--warning-dark));
    color: white;
}

.stat-icon.info {
    background: linear-gradient(135deg, var(--info), var(--info-dark));
    color: white;
}

.stat-icon.danger {
    background: linear-gradient(135deg, var(--danger), var(--danger-dark));
    color: white;
}

.stat-card:hover .stat-icon {
    transform: scale(1.1);
}

/* Alternative solid stat icons */
.stat-icon-solid.primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-primary);
}

.stat-icon-solid.success {
    background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
    color: white;
    box-shadow: var(--shadow-success);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
    color: var(--text);
    line-height: 1.2;
    letter-spacing: -0.025em;
    transition: var(--transition);
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.stat-card:hover .stat-value {
    transform: scale(1.05);
}

.stat-change {
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.stat-change i {
    font-size: 0.75rem;
}

.stat-change.positive {
    color: var(--success);
}

.stat-change.negative {
    color: var(--danger);
}

.stat-card:hover .stat-change {
    transform: translateY(2px);
}

/* Stat card sparkline placeholder */
.stat-sparkline {
    height: 40px;
    margin-top: 1rem;
    opacity: 0.6;
}

/* ============ ACTIVITY FEED (Mandiag Style) ============ */
.activity-feed {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.activity-feed:hover {
    transform: var(--hover-lift);
    box-shadow: var(--shadow-card-hover);
}

.activity-feed::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-speed) ease;
}

.activity-feed:hover::before {
    opacity: 1;
}

.activity-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.activity-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.activity-title i {
    color: var(--primary);
}

.activity-list {
    margin-top: 1rem;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
    border-radius: var(--radius);
    margin: 0 -0.5rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}

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

.activity-item:hover {
    transform: translateX(4px);
    background-color: var(--surface-secondary);
}

.activity-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
    transition: var(--transition);
}

.activity-icon.primary {
    background: var(--primary-gradient);
}

.activity-icon.success {
    background: linear-gradient(135deg, var(--success), var(--success-dark));
}

.activity-icon.warning {
    background: linear-gradient(135deg, var(--warning), var(--warning-dark));
}

.activity-icon.danger {
    background: linear-gradient(135deg, var(--danger), var(--danger-dark));
}

.activity-icon.info {
    background: linear-gradient(135deg, var(--info), var(--info-dark));
}

.activity-item:hover .activity-icon {
    transform: scale(1.1);
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-item-title {
    font-weight: 600;
    margin: 0;
    color: var(--text);
    font-size: 1rem;
    transition: var(--transition);
}

.activity-item:hover .activity-item-title {
    color: var(--primary);
}

.activity-subtitle {
    color: var(--text-light);
    font-size: 0.875rem;
    margin: 0.25rem 0;
    font-weight: 500;
}

.activity-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.activity-tag {
    font-size: 0.75rem;
    color: var(--text-light);
    background: var(--surface-secondary);
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    gap: 0.25rem;
    transition: var(--transition);
}

.activity-item:hover .activity-tag {
    background: rgba(var(--primary-rgb, 37, 99, 235), 0.1);
    color: var(--primary);
}

.activity-time {
    color: var(--text-muted);
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.activity-time i {
    font-size: 0.625rem;
    opacity: 0.7;
}

/* ============ CHART CARDS (Mandiag Style) ============ */
.chart-card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    height: auto;
    min-height: 420px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.chart-card:hover {
    transform: var(--hover-lift);
    box-shadow: var(--shadow-card-hover);
}

.chart-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-speed) ease;
}

.chart-card:hover::before {
    opacity: 1;
}

.chart-card canvas {
    width: 100% !important;
    height: 300px !important;
    transition: var(--transition);
}

.chart-card:hover canvas {
    transform: scale(1.02);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.chart-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chart-title i {
    color: var(--primary);
}

.chart-actions {
    display: flex;
    gap: 0.5rem;
}

.chart-actions .btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: var(--transition);
}

.chart-actions .btn-outline-secondary {
    color: var(--secondary);
    border-color: var(--border);
    background-color: transparent;
}

.chart-actions .btn-outline-secondary:hover,
.chart-actions .btn-outline-secondary.active {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--primary);
    box-shadow: var(--shadow-primary);
}

/* Charts grid */
.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

/* ============ DASHBOARD WIDGETS ============ */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
}

.widget {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all var(--transition-speed) ease;
}

.widget:hover {
    box-shadow: var(--shadow-lg);
}

.widget-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.widget-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.widget-title i {
    color: var(--primary);
}

.widget-body {
    padding: 1.5rem;
}

/* ============ DASHBOARD STATS (Page Headers) ============ */
.dashboard-stats {
    display: grid;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.dashboard-stat-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.dashboard-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.dashboard-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.dashboard-stat-card:hover::before {
    opacity: 1;
}

.dashboard-stat-card__icon {
    width: 3.25rem;
    height: 3.25rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: transform 0.2s ease;
}

.dashboard-stat-card:hover .dashboard-stat-card__icon {
    transform: scale(1.1);
}

.dashboard-stat-card__content {
    flex: 1;
    min-width: 0;
}

.dashboard-stat-card__value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
    letter-spacing: -0.025em;
}

.dashboard-stat-card__label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Dashboard stat card variants */
.dashboard-stat-card--primary::before {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.dashboard-stat-card--primary .dashboard-stat-card__icon {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.dashboard-stat-card--success::before {
    background: linear-gradient(135deg, var(--success-dark), var(--success));
}

.dashboard-stat-card--success .dashboard-stat-card__icon {
    background: linear-gradient(135deg, var(--success-dark), var(--success));
}

.dashboard-stat-card--warning::before {
    background: linear-gradient(135deg, var(--warning-dark), var(--warning));
}

.dashboard-stat-card--warning .dashboard-stat-card__icon {
    background: linear-gradient(135deg, var(--warning-dark), var(--warning));
}

.dashboard-stat-card--danger::before {
    background: linear-gradient(135deg, var(--danger-dark), var(--danger));
}

.dashboard-stat-card--danger .dashboard-stat-card__icon {
    background: linear-gradient(135deg, var(--danger-dark), var(--danger));
}

.dashboard-stat-card--info::before {
    background: linear-gradient(135deg, var(--info-dark), var(--info));
}

.dashboard-stat-card--info .dashboard-stat-card__icon {
    background: linear-gradient(135deg, var(--info-dark), var(--info));
}

/* Skeleton inline for loading state */
.skeleton-inline {
    display: inline-block;
    width: 60px;
    height: 1.5em;
    background: linear-gradient(90deg, var(--border) 25%, var(--surface-secondary) 50%, var(--border) 75%);
    background-size: 200% 100%;
    animation: skeletonShimmer 1.5s infinite;
    border-radius: var(--radius-sm);
    vertical-align: middle;
}

@keyframes skeletonShimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Dashboard stats responsive */
@media (max-width: 1024px) {
    .dashboard-stats {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 640px) {
    .dashboard-stats {
        grid-template-columns: 1fr !important;
    }

    .dashboard-stat-card {
        padding: 1rem 1.25rem;
    }

    .dashboard-stat-card__icon {
        width: 2.75rem;
        height: 2.75rem;
        font-size: 1.125rem;
    }

    .dashboard-stat-card__value {
        font-size: 1.5rem;
    }
}

/* ============ LIST ITEMS ============ */
.list-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.list-item {
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    transition: all var(--transition-speed) ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.list-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.list-item-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.list-item-icon {
    width: 2.5rem;
    height: 2rem;
    border-radius: var(--radius-sm);
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
}

.list-item-details h4 {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text);
}

.list-item-details p {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--text-light);
}

.list-item-actions {
    display: flex;
    gap: 0.375rem;
}

/* ============ STATS GRID (Tickets, Email Logs, etc.) ============ */
.stats-grid-tickets {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.stat-card-ticket {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
}

.stat-card-ticket:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.stat-card-ticket__icon {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.stat-card-ticket--warning .stat-card-ticket__icon {
    background: rgba(var(--warning-rgb, 245, 158, 11), 0.1);
    color: var(--warning);
}

.stat-card-ticket--info .stat-card-ticket__icon {
    background: rgba(var(--info-rgb, 14, 165, 233), 0.1);
    color: var(--info);
}

.stat-card-ticket--success .stat-card-ticket__icon {
    background: rgba(var(--success-rgb, 34, 197, 94), 0.1);
    color: var(--success);
}

.stat-card-ticket--primary .stat-card-ticket__icon {
    background: rgba(var(--primary-rgb, 37, 99, 235), 0.1);
    color: var(--primary);
}

.stat-card-ticket--danger .stat-card-ticket__icon {
    background: rgba(var(--danger-rgb, 239, 68, 68), 0.1);
    color: var(--danger);
}

.stat-card-ticket__content {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.stat-card-ticket__value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}

.stat-card-ticket__label {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* Stats grid responsive */
@media (max-width: 1024px) {
    .stats-grid-tickets {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .stats-grid-tickets {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .stat-card-ticket {
        padding: 1rem;
        gap: 0.75rem;
    }

    .stat-card-ticket__icon {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1rem;
    }

    .stat-card-ticket__value {
        font-size: 1.5rem;
    }

    .stat-card-ticket__label {
        font-size: 0.75rem;
    }
}