/* ============================================================
   DASHBOARD STYLES
   Stats cards, recent invoices, quick actions
   ============================================================ */

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.4rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    opacity: 0.06;
    transform: translate(20px, -20px);
}

.stat-card-revenue::after { background: var(--success); }
.stat-card-invoices::after { background: var(--accent); }
.stat-card-pending::after { background: var(--warning); }
.stat-card-clients::after { background: var(--info); }

.stat-card .stat-label {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 0.6rem;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-card .stat-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.4rem;
}

/* Recent Invoices Section */
.dashboard-section {
    margin-bottom: 2rem;
}

.dashboard-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.dashboard-section-header h2 {
    font-size: 1.15rem;
    font-weight: 700;
}

/* Quick Actions */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.quick-action-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.quick-action-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.quick-action-card svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
    margin-bottom: 0.6rem;
}

.quick-action-card span {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Dashboard Charts */
.dashboard-chart-container {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

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

.chart-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
}

.chart-toggle {
    display: flex;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.25rem;
}

.chart-toggle-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: calc(var(--radius-md) - 2px);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chart-toggle-btn.active {
    background: var(--accent);
    color: #000;
    box-shadow: var(--shadow-sm);
}

.chart-wrapper {
    position: relative;
    height: 300px;
    width: 100%;
}