/* ============================================================
   CARD VARIANTS
   Stat card, detail card, and list card patterns that extend
   the base .card styles defined in main.css.
   ============================================================ */

/* ----- Stat Card ----- */
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow-xs);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.stat-card-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    flex-shrink: 0;
}

.stat-card-icon--primary {
    background: var(--primary-light);
    color: var(--primary);
}

.stat-card-icon--success {
    background: var(--success-light);
    color: var(--success);
}

.stat-card-icon--warning {
    background: var(--warning-light);
    color: var(--warning);
}

.stat-card-icon--danger {
    background: var(--danger-light);
    color: var(--danger);
}

.stat-card-icon--info {
    background: var(--info-light);
    color: var(--info);
}

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

.stat-card-label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.stat-card-value {
    font-size: 1.375rem;
    font-weight: 900;
    color: var(--gray-900);
    line-height: 1.2;
}

.stat-card-change {
    font-size: 0.6875rem;
    font-weight: 700;
    margin-top: 0.2rem;
}

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

/* ----- Detail Card ----- */
.detail-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xs);
}

.detail-card-header {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.detail-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}

.detail-card-body {
    padding: 1rem;
}

/* Key-value display rows inside detail cards */
.detail-row {
    display: flex;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.8125rem;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-row-label {
    width: 160px;
    flex-shrink: 0;
    color: var(--text-muted);
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.detail-row-value {
    flex: 1;
    color: var(--text);
    word-break: break-word;
}

.detail-card-footer {
    padding: 0.625rem 1rem;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
}

/* ----- List Card ----- */
.list-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xs);
}

.list-card-header {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.list-card-header h3 {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 700;
}

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

.list-card-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.8125rem;
    transition: background 0.12s;
}

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

.list-card-item:hover {
    background: var(--gray-50);
}

.list-card-item-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.8125rem;
}

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

.list-card-item-title {
    font-weight: 400;
    color: var(--gray-800);
}

.list-card-item-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
}

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

.list-card-footer {
    padding: 0.625rem 1rem;
    border-top: 1px solid var(--border);
    text-align: center;
}

.list-card-footer a {
    font-size: 0.75rem;
    font-weight: 400;
}

/* ----- Responsive ----- */
@media (max-width: 640px) {
    .detail-row {
        flex-direction: column;
        gap: 0.15rem;
    }

    .detail-row-label {
        width: auto;
        font-size: 0.75rem;
    }

    .stat-card {
        flex-direction: column;
        align-items: stretch;
    }
}