/* PQ PDF - Security Event Dashboard Styles */
/* CSP Compliant: No inline styles, no unsafe-inline */

/* ===== Dashboard-specific Variables ===== */
:root {
    /* Event-type semantic colours */
    --sec-rate-limit:      #ffd700;
    --sec-rate-limit-glow: rgba(255,215,0,0.3);
    --sec-invalid-method:  #ff1744;
    --sec-invalid-glow:    rgba(255,23,68,0.3);
    --sec-unknown-op:      #ff8c00;
    --sec-unknown-glow:    rgba(255,140,0,0.3);
    --sec-size-exceeded:   #ff6b35;
    --sec-size-glow:       rgba(255,107,53,0.3);
    --sec-validation:      #e040fb;
    --sec-validation-glow: rgba(224,64,251,0.3);
    --sec-page-input:      #40c4ff;
    --sec-page-input-glow: rgba(64,196,255,0.3);
    --sec-default-event:   #a89070;

    /* Layout */
    --sec-max-width:       1640px;
    --sec-panel-gap:       1.25rem;
    --sec-card-radius:     14px;

    /* Grid overlay colour */
    --sec-grid:            rgba(255,140,0,0.035);

    /* Terminal / monospace accent */
    --sec-terminal:        #00e676;
    --sec-terminal-dim:    rgba(0,230,118,0.5);
}

/* ===== Body & Layout ===== */
.sec-body {
    background: var(--pdf-bg-deep);
}

.sec-main {
    background:
        linear-gradient(135deg, transparent 0%, rgba(255,140,0,0.012) 50%, transparent 100%),
        radial-gradient(ellipse 80% 60% at 50% 0%, rgba(255,140,0,0.04) 0%, transparent 70%);
}

/* Grid overlay on the page background */
.sec-body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--sec-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--sec-grid) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: 0;
}

/* ===== Header ===== */
.sec-header-inner {
    max-width: var(--sec-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.sec-header-left {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.sec-logo-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.sec-logo-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    object-fit: contain;
}

.sec-header-title-block {
    display: flex;
    flex-direction: column;
}

.sec-header-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--pdf-text);
    letter-spacing: 0.04em;
    line-height: 1.2;
    text-transform: uppercase;
}

.sec-header-title-badge {
    font-size: 0.7rem;
    color: var(--pdf-primary);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 600;
}

.sec-header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Live indicator */
.sec-live-indicator {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--pdf-green);
    background: rgba(0,230,118,0.08);
    border: 1px solid rgba(0,230,118,0.2);
    border-radius: 100px;
    padding: 0.3rem 0.75rem;
}

.sec-live-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--pdf-green);
    box-shadow: 0 0 0 0 rgba(0,230,118,0.6);
    animation: sec-pulse 1.8s ease-in-out infinite;
}

@keyframes sec-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0,230,118,0.7); }
    50%       { box-shadow: 0 0 0 6px rgba(0,230,118,0); }
}

.sec-gen-time {
    font-size: 0.7rem;
    color: var(--pdf-text-dim);
    font-family: 'Courier New', Courier, monospace;
}

/* Refresh button */
.sec-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.45rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--pdf-border-hover);
    background: var(--pdf-bg-card);
    color: var(--pdf-text-dim);
    cursor: pointer;
    transition: var(--pdf-transition);
    text-decoration: none;
    letter-spacing: 0.03em;
}

.sec-btn:hover {
    border-color: var(--pdf-primary);
    color: var(--pdf-primary);
    background: rgba(255,140,0,0.06);
    box-shadow: var(--pdf-shadow-amber);
}

.sec-btn-primary {
    background: rgba(255,140,0,0.1);
    border-color: var(--pdf-border-amber);
    color: var(--pdf-primary);
}

.sec-btn-primary:hover {
    background: rgba(255,140,0,0.18);
    box-shadow: 0 0 16px rgba(255,140,0,0.3);
}

/* Auto-refresh toggle */
.sec-refresh-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sec-autorefresh-label {
    font-size: 0.7rem;
    color: var(--pdf-text-dim);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    white-space: nowrap;
}

.sec-autorefresh-select {
    font-size: 0.72rem;
    padding: 0.3rem 0.5rem;
    background: var(--pdf-bg-input);
    border: 1px solid var(--pdf-border);
    border-radius: 6px;
    color: var(--pdf-text-dim);
    cursor: pointer;
}

.sec-autorefresh-select:focus {
    outline: none;
    border-color: var(--pdf-primary);
}

/* ===== Main content wrapper ===== */
.sec-content {
    max-width: var(--sec-max-width);
    margin: 0 auto;
    padding: 1.75rem 1.5rem 3rem;
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: var(--sec-panel-gap);
}

/* ===== Log status alert ===== */
.sec-alert {
    padding: 1rem 1.25rem;
    border-radius: var(--sec-card-radius);
    border: 1px solid;
    font-size: 0.85rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.sec-alert-error {
    background: rgba(255,23,68,0.07);
    border-color: rgba(255,23,68,0.3);
    color: #ff6b88;
}

.sec-alert-warn {
    background: rgba(255,215,0,0.07);
    border-color: rgba(255,215,0,0.3);
    color: #ffd700;
}

.sec-alert-icon {
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 0.05rem;
}

.sec-alert-text {
    line-height: 1.5;
}

.sec-alert-text strong {
    display: block;
    margin-bottom: 0.25rem;
}

/* ===== Stats grid ===== */
.sec-stats-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--sec-panel-gap);
}

.sec-stat-card {
    background: var(--pdf-bg-card);
    border: 1px solid var(--pdf-border);
    border-radius: var(--sec-card-radius);
    padding: 1.25rem 1rem 1.1rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.3rem;
    position: relative;
    overflow: hidden;
    transition: var(--pdf-transition);
}

.sec-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--card-accent, var(--pdf-primary)), transparent);
    opacity: 0.7;
}

.sec-stat-card:hover {
    border-color: var(--pdf-border-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 16px var(--card-glow, var(--pdf-amber-glow));
}

/* Variant accent colours applied via JS data-accent attribute */
.sec-stat-card[data-accent="red"]       { --card-accent: var(--sec-invalid-method);  --card-glow: var(--sec-invalid-glow); }
.sec-stat-card[data-accent="gold"]      { --card-accent: var(--sec-rate-limit);       --card-glow: var(--sec-rate-limit-glow); }
.sec-stat-card[data-accent="amber"]     { --card-accent: var(--sec-unknown-op);       --card-glow: var(--sec-unknown-glow); }
.sec-stat-card[data-accent="orange"]    { --card-accent: var(--sec-size-exceeded);    --card-glow: var(--sec-size-glow); }
.sec-stat-card[data-accent="violet"]    { --card-accent: var(--sec-validation);       --card-glow: var(--sec-validation-glow); }
.sec-stat-card[data-accent="green"]     { --card-accent: var(--pdf-green);            --card-glow: var(--pdf-green-glow); }

.sec-stat-icon {
    font-size: 1.4rem;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.sec-stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--pdf-text);
    line-height: 1;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

.sec-stat-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--pdf-text-dim);
}

.sec-stat-sub {
    font-size: 0.68rem;
    color: var(--pdf-text-muted);
    margin-top: 0.15rem;
}

/* Small trend badge on stat cards */
.sec-stat-trend {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 0.15rem 0.4rem;
    border-radius: 100px;
    background: rgba(255,140,0,0.12);
    color: var(--pdf-primary);
}

/* Scan-line shimmer on stat cards */
.sec-stat-card::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(180deg, transparent, rgba(255,255,255,0.02), transparent);
    animation: sec-scan 4s linear infinite;
    animation-delay: var(--scan-delay, 0s);
    pointer-events: none;
}

@keyframes sec-scan {
    0%   { top: -40%; }
    100% { top: 140%; }
}

/* ===== Panel base ===== */
.sec-panel {
    background: var(--pdf-bg-card);
    border: 1px solid var(--pdf-border);
    border-radius: var(--sec-card-radius);
    padding: 1.25rem;
    overflow: hidden;
    position: relative;
}

.sec-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.sec-panel-title {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--pdf-text-dim);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sec-panel-title::before {
    content: '';
    display: block;
    width: 10px;
    height: 2px;
    background: var(--pdf-primary);
    border-radius: 2px;
}

.sec-panel-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ===== Tab buttons ===== */
.sec-tab-btn {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.3rem 0.65rem;
    border-radius: 6px;
    border: 1px solid var(--pdf-border);
    background: transparent;
    color: var(--pdf-text-muted);
    cursor: pointer;
    transition: var(--pdf-transition);
}

.sec-tab-btn:hover {
    border-color: var(--pdf-border-amber);
    color: var(--pdf-text-dim);
}

.sec-tab-btn.sec-tab-active {
    border-color: var(--pdf-border-amber);
    background: rgba(255,140,0,0.1);
    color: var(--pdf-primary);
}

/* ===== Charts row ===== */
.sec-charts-row {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: var(--sec-panel-gap);
}

/* Timeline chart container */
.sec-timeline-panel {
    min-height: 220px;
}

.sec-chart-svg-wrap {
    width: 100%;
    overflow: hidden;
    border-radius: 8px;
}

/* Breakdown chart */
.sec-breakdown-panel {
    min-height: 220px;
}

.sec-breakdown-chart {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    max-height: 340px;
    overflow-y: auto;
    padding-right: 2px;
}

.sec-breakdown-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.sec-breakdown-badge {
    flex-shrink: 0;
    width: 9px;
    height: 9px;
    border-radius: 50%;
}

.sec-breakdown-label {
    flex: 1;
    font-size: 0.7rem;
    font-family: 'Courier New', Courier, monospace;
    color: var(--pdf-text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.sec-breakdown-bar-wrap {
    flex: 2;
    height: 6px;
    background: rgba(255,255,255,0.04);
    border-radius: 3px;
    overflow: hidden;
}

.sec-breakdown-bar {
    height: 100%;
    border-radius: 3px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 2px;
}

.sec-breakdown-count {
    flex-shrink: 0;
    font-size: 0.7rem;
    font-family: 'Courier New', Courier, monospace;
    color: var(--pdf-text-muted);
    text-align: right;
    min-width: 38px;
}

/* ===== Activity heatmap ===== */
.sec-heatmap-panel {
    overflow: hidden;
}

.sec-heatmap-wrap {
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.sec-heatmap-svg-wrap {
    min-width: 700px;
}

/* ===== Intel row ===== */
.sec-intel-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--sec-panel-gap);
}

/* Top lists */
.sec-top-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-height: 300px;
    overflow-y: auto;
}

.sec-top-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.sec-top-rank {
    flex-shrink: 0;
    font-size: 0.62rem;
    font-family: 'Courier New', Courier, monospace;
    color: var(--pdf-text-muted);
    width: 1.4rem;
    text-align: right;
}

.sec-top-label {
    flex: 1;
    font-size: 0.72rem;
    font-family: 'Courier New', Courier, monospace;
    color: var(--pdf-text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.sec-top-bar-wrap {
    flex: 1.5;
    height: 5px;
    background: rgba(255,255,255,0.04);
    border-radius: 3px;
    overflow: hidden;
    flex-shrink: 0;
}

.sec-top-bar {
    height: 100%;
    border-radius: 3px;
    background: var(--pdf-primary);
    transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.sec-top-count {
    flex-shrink: 0;
    font-size: 0.68rem;
    font-family: 'Courier New', Courier, monospace;
    color: var(--pdf-text-muted);
    min-width: 2.5rem;
    text-align: right;
}

.sec-top-empty {
    font-size: 0.75rem;
    color: var(--pdf-text-muted);
    text-align: center;
    padding: 1.5rem 0;
    font-style: italic;
}

/* ===== Events panel ===== */
.sec-events-panel {
    padding: 0;
}

.sec-events-panel .sec-panel-header {
    padding: 1.25rem 1.25rem 0;
}

/* Filters bar */
.sec-filters {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 1.25rem;
    background: var(--pdf-bg-panel);
    border-top: 1px solid var(--pdf-border);
    border-bottom: 1px solid var(--pdf-border);
    flex-wrap: wrap;
}

.sec-filter-input,
.sec-filter-select {
    font-size: 0.78rem;
    padding: 0.4rem 0.7rem;
    background: var(--pdf-bg-input);
    border: 1px solid var(--pdf-border);
    border-radius: 7px;
    color: var(--pdf-text-dim);
    transition: var(--pdf-transition);
    height: 34px;
}

.sec-filter-input:focus,
.sec-filter-select:focus {
    outline: none;
    border-color: var(--pdf-border-amber);
    background: rgba(255,140,0,0.04);
    color: var(--pdf-text);
}

.sec-filter-input {
    min-width: 180px;
    flex: 1;
    max-width: 260px;
}

.sec-filter-input-ip {
    max-width: 160px;
}

.sec-filter-select {
    cursor: pointer;
}

.sec-filter-clear {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--pdf-border);
    border-radius: 7px;
    background: transparent;
    color: var(--pdf-text-muted);
    cursor: pointer;
    transition: var(--pdf-transition);
    height: 34px;
    white-space: nowrap;
}

.sec-filter-clear:hover {
    border-color: var(--sec-invalid-method);
    color: var(--sec-invalid-method);
}

/* Table info bar */
.sec-table-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1.25rem;
    font-size: 0.72rem;
    color: var(--pdf-text-muted);
    gap: 1rem;
    flex-wrap: wrap;
}

.sec-table-info-count {
    font-family: 'Courier New', Courier, monospace;
}

.sec-table-info-count strong {
    color: var(--pdf-primary);
    font-weight: 700;
}

.sec-per-page-label {
    font-size: 0.7rem;
    color: var(--pdf-text-muted);
}

.sec-per-page-select {
    font-size: 0.72rem;
    padding: 0.25rem 0.5rem;
    background: var(--pdf-bg-input);
    border: 1px solid var(--pdf-border);
    border-radius: 5px;
    color: var(--pdf-text-dim);
    cursor: pointer;
}

/* ===== Table ===== */
.sec-table-wrapper {
    overflow-x: auto;
    width: 100%;
}

.sec-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.78rem;
    table-layout: fixed;
}

.sec-table thead tr {
    background: rgba(0,0,0,0.3);
    border-top: 1px solid var(--pdf-border);
    border-bottom: 1px solid var(--pdf-border);
}

.sec-table th {
    padding: 0.65rem 0.85rem;
    text-align: left;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--pdf-text-muted);
    white-space: nowrap;
    cursor: pointer;
    user-select: none;
    transition: color 0.2s;
    position: relative;
}

.sec-table th:hover {
    color: var(--pdf-text-dim);
}

.sec-table th.sec-sort-active {
    color: var(--pdf-primary);
}

/* Sort arrow */
.sec-sort-icon {
    display: inline-block;
    margin-left: 0.3em;
    font-size: 0.7em;
    opacity: 0.5;
    vertical-align: middle;
}

.sec-table th.sec-sort-active .sec-sort-icon {
    opacity: 1;
}

/* Column widths */
.sec-col-ts      { width: 110px; }
.sec-col-event   { width: 180px; }
.sec-col-ip      { width: 130px; }
.sec-col-session { width: 110px; }
.sec-col-op      { width: 130px; }
.sec-col-ctx     { width: auto;  }
.sec-col-ua      { width: 200px; }

.sec-table tbody tr {
    border-bottom: 1px solid rgba(26,40,64,0.7);
    transition: background 0.15s;
}

.sec-table tbody tr:hover {
    background: var(--pdf-bg-card-hover);
}

.sec-table td {
    padding: 0.55rem 0.85rem;
    vertical-align: middle;
    color: var(--pdf-text-dim);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sec-table td.sec-td-ts {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.68rem;
    color: var(--pdf-text-muted);
    white-space: nowrap;
}

.sec-table td.sec-td-session,
.sec-table td.sec-td-ip {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.72rem;
}

.sec-table td.sec-td-op {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.72rem;
    color: var(--pdf-text-muted);
}

.sec-table td.sec-td-ctx {
    font-size: 0.68rem;
    font-family: 'Courier New', Courier, monospace;
    color: var(--pdf-text-muted);
    max-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sec-table td.sec-td-ua {
    font-size: 0.65rem;
    color: var(--pdf-text-muted);
    max-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ===== Event type badges ===== */
.sec-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3em;
    padding: 0.18em 0.5em;
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 1px solid;
    white-space: nowrap;
}

.sec-badge-rate_limit_exceeded {
    background: rgba(255,215,0,0.1);
    border-color: rgba(255,215,0,0.3);
    color: var(--sec-rate-limit);
}

.sec-badge-invalid_method {
    background: rgba(255,23,68,0.1);
    border-color: rgba(255,23,68,0.3);
    color: var(--sec-invalid-method);
}

.sec-badge-unknown_operation {
    background: rgba(255,140,0,0.1);
    border-color: rgba(255,140,0,0.3);
    color: var(--sec-unknown-op);
}

.sec-badge-file_size_exceeded,
.sec-badge-total_size_exceeded {
    background: rgba(255,107,53,0.1);
    border-color: rgba(255,107,53,0.3);
    color: var(--sec-size-exceeded);
}

.sec-badge-repeated_pdf_validation_failure {
    background: rgba(224,64,251,0.1);
    border-color: rgba(224,64,251,0.3);
    color: var(--sec-validation);
}

.sec-badge-invalid_page_input {
    background: rgba(64,196,255,0.1);
    border-color: rgba(64,196,255,0.3);
    color: var(--sec-page-input);
}

.sec-badge-default {
    background: rgba(168,144,112,0.1);
    border-color: rgba(168,144,112,0.3);
    color: var(--sec-default-event);
}

/* ===== Pagination ===== */
.sec-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--pdf-border);
    flex-wrap: wrap;
}

.sec-page-btn {
    min-width: 34px;
    height: 34px;
    padding: 0 0.55rem;
    border-radius: 7px;
    border: 1px solid var(--pdf-border);
    background: transparent;
    color: var(--pdf-text-muted);
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--pdf-transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sec-page-btn:hover:not(:disabled) {
    border-color: var(--pdf-border-amber);
    color: var(--pdf-primary);
}

.sec-page-btn.sec-page-active {
    background: rgba(255,140,0,0.12);
    border-color: var(--pdf-border-amber);
    color: var(--pdf-primary);
}

.sec-page-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.sec-page-ellipsis {
    color: var(--pdf-text-muted);
    font-size: 0.78rem;
    padding: 0 0.25rem;
    display: inline-flex;
    align-items: center;
}

/* ===== Empty state ===== */
.sec-empty-state {
    text-align: center;
    padding: 3rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.sec-empty-icon {
    font-size: 2.5rem;
    opacity: 0.3;
}

.sec-empty-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--pdf-text-dim);
}

.sec-empty-sub {
    font-size: 0.78rem;
    color: var(--pdf-text-muted);
}

/* ===== Row expand / detail overlay ===== */
.sec-detail-row td {
    padding: 0;
    background: rgba(0,0,0,0.25);
    border-bottom: 1px solid var(--pdf-border);
}

.sec-detail-inner {
    padding: 0.75rem 1.25rem;
    font-size: 0.72rem;
    font-family: 'Courier New', Courier, monospace;
    color: var(--pdf-text-dim);
    line-height: 1.8;
    white-space: pre-wrap;
    word-break: break-all;
}

/* ===== Tooltip ===== */
.sec-tooltip {
    position: fixed;
    z-index: 9999;
    background: var(--pdf-bg-panel);
    border: 1px solid var(--pdf-border-hover);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    font-size: 0.72rem;
    color: var(--pdf-text-dim);
    font-family: 'Courier New', Courier, monospace;
    pointer-events: none;
    box-shadow: 0 8px 24px rgba(0,0,0,0.6);
    max-width: 260px;
    line-height: 1.5;
    opacity: 0;
    transition: opacity 0.15s;
}

.sec-tooltip.sec-tooltip-visible {
    opacity: 1;
}

.sec-tooltip-title {
    font-weight: 700;
    color: var(--pdf-primary);
    display: block;
    margin-bottom: 0.25rem;
    font-family: inherit;
}

/* ===== SVG chart helpers ===== */
.sec-chart-svg {
    display: block;
    width: 100%;
    overflow: visible;
}

.sec-chart-axis-text {
    font-size: 9px;
    fill: var(--pdf-text-muted);
    font-family: 'Courier New', Courier, monospace;
}

.sec-chart-grid-line {
    stroke: rgba(26,40,64,0.8);
    stroke-width: 1;
}

.sec-chart-area {
    fill: url(#sec-area-gradient);
}

.sec-chart-line {
    fill: none;
    stroke: var(--pdf-primary);
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    filter: drop-shadow(0 0 4px rgba(255,140,0,0.5));
}

.sec-chart-point {
    fill: var(--pdf-primary);
    stroke: var(--pdf-bg-deep);
    stroke-width: 1.5;
    cursor: pointer;
    transition: r 0.15s;
}

.sec-chart-point:hover {
    r: 5;
}

/* Heatmap cell */
.sec-heatmap-cell {
    rx: 2;
    ry: 2;
    cursor: pointer;
    transition: opacity 0.15s;
}

.sec-heatmap-cell:hover {
    opacity: 0.8;
    stroke: var(--pdf-primary);
    stroke-width: 1;
}

/* ===== Nav bar (breadcrumb) ===== */
.sec-nav {
    background: var(--pdf-bg-panel);
    border-bottom: 1px solid var(--pdf-border);
    padding: 0.6rem 0;
}

.sec-nav-inner {
    max-width: var(--sec-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.72rem;
    color: var(--pdf-text-muted);
}

.sec-nav-link {
    color: var(--pdf-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.sec-nav-link:hover {
    color: var(--pdf-primary);
}

.sec-nav-sep {
    color: var(--pdf-text-muted);
    opacity: 0.4;
}

.sec-nav-current {
    color: var(--pdf-primary);
    font-weight: 600;
}

/* ===== Footer ===== */
.sec-footer {
    border-top: 1px solid var(--pdf-border);
    background: var(--pdf-bg-panel);
}

.sec-footer-inner {
    max-width: var(--sec-max-width);
    margin: 0 auto;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.72rem;
    color: var(--pdf-text-muted);
}

/* ===== Responsive ===== */
@media (max-width: 1280px) {
    .sec-stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .sec-charts-row {
        grid-template-columns: 1fr;
    }

    .sec-intel-row {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 900px) {
    .sec-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sec-intel-row {
        grid-template-columns: 1fr;
    }

    .sec-header-right {
        width: 100%;
    }

    .sec-col-session,
    .sec-col-ua {
        display: none;
    }
}

@media (max-width: 600px) {
    .sec-stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .sec-content {
        padding: 1rem 0.75rem 2rem;
    }

    .sec-filters {
        padding: 0.75rem;
    }

    .sec-col-op,
    .sec-col-ctx {
        display: none;
    }
}

/* ===== Animations ===== */
@keyframes sec-fade-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.sec-stats-grid,
.sec-charts-row,
.sec-heatmap-panel,
.sec-intel-row,
.sec-events-panel {
    animation: sec-fade-in 0.4s ease-out both;
}

.sec-charts-row    { animation-delay: 0.05s; }
.sec-heatmap-panel { animation-delay: 0.10s; }
.sec-intel-row     { animation-delay: 0.15s; }
.sec-events-panel  { animation-delay: 0.20s; }

/* Loading skeleton shimmer */
.sec-skeleton {
    background: linear-gradient(90deg, var(--pdf-bg-card) 25%, var(--pdf-bg-card-hover) 50%, var(--pdf-bg-card) 75%);
    background-size: 200% 100%;
    animation: sec-shimmer 1.5s infinite;
    border-radius: 4px;
}

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

/* ===== IP flag-severity highlight rows ===== */
.sec-row-rate_limit_exceeded { border-left: 2px solid var(--sec-rate-limit); }
.sec-row-invalid_method       { border-left: 2px solid var(--sec-invalid-method); }
.sec-row-unknown_operation    { border-left: 2px solid var(--sec-unknown-op); }
.sec-row-file_size_exceeded,
.sec-row-total_size_exceeded  { border-left: 2px solid var(--sec-size-exceeded); }
.sec-row-repeated_pdf_validation_failure { border-left: 2px solid var(--sec-validation); }
.sec-row-invalid_page_input   { border-left: 2px solid var(--sec-page-input); }

/* ===== Panel title sub-text ===== */
.sec-panel-title-sub {
    font-weight: 400;
    opacity: 0.5;
    font-size: 0.9em;
    text-transform: none;
    letter-spacing: 0;
}

.sec-heatmap-sub {
    font-size: 0.68rem;
    color: var(--pdf-text-muted);
    font-family: 'Courier New', Courier, monospace;
}

.sec-footer-log-meta {
    font-size: 0.68rem;
    opacity: 0.4;
}

/* ===== Misc ===== */
.sec-text-mono {
    font-family: 'Courier New', Courier, monospace;
}

.sec-no-wrap {
    white-space: nowrap;
}

.sec-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* Striped rows for readability */
.sec-table tbody tr:nth-child(even) {
    background: rgba(12,21,37,0.4);
}

/* Expand row button */
.sec-expand-btn {
    background: none;
    border: none;
    color: var(--pdf-text-muted);
    cursor: pointer;
    padding: 0 0.3rem;
    font-size: 0.8rem;
    transition: color 0.15s;
    vertical-align: middle;
    line-height: 1;
}

.sec-expand-btn:hover {
    color: var(--pdf-primary);
}

/* Context key/value */
.sec-ctx-kv {
    display: inline-flex;
    gap: 0.3em;
    font-size: 0.65rem;
    font-family: 'Courier New', Courier, monospace;
}

.sec-ctx-key {
    color: var(--pdf-text-muted);
}

.sec-ctx-val {
    color: var(--pdf-text-dim);
}

/* Block separator */
.sec-section-sep {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--pdf-border), transparent);
    margin: 0.25rem 0;
}