/* ???????????????????????????????????????????????????????????????
   22. AUDIT TIMELINE
   ??????????????????????????????????????????????????????????????? */

.audit-filters {
    display: flex;
    align-items: flex-end;
    gap: 14px;
    flex-wrap: wrap;
    padding: 16px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 20px;
    animation: chartCardEnter 0.4s var(--ease) both;
}

.audit-filter-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.audit-filter-group label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: flex;
    align-items: center;
    gap: 5px;
}

.audit-filter-group label i {
    font-size: 0.65rem;
    color: var(--brand);
}

.audit-filter-group select,
.audit-filter-group input[type="date"] {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 7px 12px;
    border-radius: 8px;
    font-size: 0.82rem;
    font-family: inherit;
    cursor: pointer;
    transition: border-color var(--duration-fast) var(--ease),
                box-shadow var(--duration-fast) var(--ease);
    min-width: 130px;
}

.audit-filter-group select:focus,
.audit-filter-group input[type="date"]:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px var(--brand-glow, rgba(99,102,241,0.15));
}

.audit-reset-btn {
    padding: 7px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color var(--duration-fast) var(--ease),
                border-color var(--duration-fast) var(--ease),
                background var(--duration-fast) var(--ease);
    align-self: flex-end;
}

.audit-reset-btn:hover {
    color: var(--danger, #ef4444);
    border-color: var(--danger, #ef4444);
    background: rgba(239, 68, 68, 0.06);
}

/* Stats row */
.audit-stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 20px;
}

.audit-stat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    text-align: center;
    transition: border-color var(--duration) var(--ease),
                transform var(--duration) var(--ease-spring);
    animation: chartCardEnter 0.4s var(--ease) both;
}

.audit-stat:nth-child(1) { animation-delay: 0.05s; }
.audit-stat:nth-child(2) { animation-delay: 0.10s; }
.audit-stat:nth-child(3) { animation-delay: 0.15s; }
.audit-stat:nth-child(4) { animation-delay: 0.20s; }

.audit-stat:hover {
    border-color: var(--brand);
    transform: translateY(-2px);
}

.audit-stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--brand);
    font-variant-numeric: tabular-nums;
}

.audit-stat-label {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-muted, #6b7280);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-top: 2px;
}

/* Loading */
.audit-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 60px 20px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.audit-loading i {
    color: var(--brand);
    font-size: 1.2rem;
}

/* Charts row */
.audit-charts-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.audit-chart-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
    transition: border-color var(--duration) var(--ease),
                box-shadow var(--duration) var(--ease),
                transform var(--duration) var(--ease-spring);
    animation: chartCardEnter 0.5s var(--ease) both;
    animation-delay: 0.25s;
}

.audit-chart-card:hover {
    border-color: var(--brand);
    box-shadow: 0 0 20px var(--brand-glow, rgba(99,102,241,0.12));
    transform: translateY(-2px);
}

.audit-chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.audit-chart-header h3 {
    margin: 0;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.audit-chart-header h3 i {
    color: var(--brand);
    font-size: 0.82rem;
    transition: transform var(--duration) var(--ease-spring);
}

.audit-chart-card:hover .audit-chart-header h3 i {
    transform: rotate(8deg) scale(1.1);
}

.audit-chart-badge {
    font-size: 0.68rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 20px;
    background: rgba(99, 102, 241, 0.12);
    color: var(--brand);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.audit-heatmap-wrap {
    position: relative;
    width: 100%;
    height: 150px;
}

.audit-heatmap-wrap canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.audit-bars-wrap {
    position: relative;
    width: 100%;
    height: 220px;
}

.audit-bars-wrap canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* Timeline card */
.audit-timeline-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
    transition: border-color var(--duration) var(--ease),
                box-shadow var(--duration) var(--ease);
    animation: chartCardEnter 0.5s var(--ease) both;
    animation-delay: 0.3s;
}

.audit-timeline-card:hover {
    border-color: var(--brand);
    box-shadow: 0 0 20px var(--brand-glow, rgba(99,102,241,0.12));
}

.audit-timeline-wrap {
    position: relative;
    width: 100%;
    height: 480px;
    overflow: hidden;
    border-radius: 10px;
}

.audit-timeline-wrap canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    cursor: default;
}

/* Responsive */
@media (max-width: 1024px) {
    .audit-charts-row {
        grid-template-columns: 1fr;
    }
    .audit-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .audit-filters {
        flex-direction: column;
        align-items: stretch;
    }
    .audit-filter-group select,
    .audit-filter-group input[type="date"] {
        min-width: unset;
        width: 100%;
    }
    .audit-reset-btn {
        align-self: stretch;
        justify-content: center;
    }
    .audit-stats-row {
        grid-template-columns: 1fr 1fr;
    }
    .audit-timeline-wrap {
        height: 360px;
    }
    .audit-heatmap-wrap {
        height: 120px;
    }
    .audit-bars-wrap {
        height: 180px;
    }
}