@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&display=swap');

:root {
    --bg:           #0a0a0a;
    --bg-card:      #0f0f0f;
    --bg-card-alt:  #141414;
    --border:       #1a3a1a;
    --border-bright:#2a5a2a;
    --text-primary: #00ff41;
    --text-dim:     #00aa2a;
    --text-muted:   #005a15;
    --accent-cyan:  #00ffff;
    --accent-amber: #ffaa00;
    --accent-red:   #ff3333;
    --accent-purple:#aa55ff;
    --accent-blue:  #4488ff;
    --glow:         0 0 10px rgba(0, 255, 65, 0.3);
    --glow-strong:  0 0 20px rgba(0, 255, 65, 0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    background: var(--bg);
    color: var(--text-primary);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Scanlines overlay */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.08) 2px,
        rgba(0, 0, 0, 0.08) 4px
    );
}

/* Header */
header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    padding: 1.2rem 2rem;
    border-bottom: 1px solid var(--border);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.prompt {
    color: var(--text-dim);
    font-size: 1.1rem;
}

h1 {
    font-size: 1.3rem;
    font-weight: 700;
    text-shadow: var(--glow);
    letter-spacing: 0.05em;
}

.version {
    color: var(--text-dim);
    font-weight: 300;
    font-size: 0.85rem;
}

.separator {
    color: var(--text-muted);
}

.subtitle {
    color: var(--text-dim);
    font-size: 0.85rem;
    font-weight: 300;
}

.agent-filter select,
.model-filter select,
.auto-refresh select {
    font-family: inherit;
    font-size: 0.75rem;
    padding: 0.35rem 0.7rem;
    background: var(--bg-card);
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    outline: none;
    height: 100%;
}

.agent-filter select:hover,
.agent-filter select:focus,
.model-filter select:hover,
.model-filter select:focus,
.auto-refresh select:hover,
.auto-refresh select:focus {
    color: var(--text-primary);
    border-color: var(--border-bright);
}

.agent-filter select option,
.model-filter select option,
.auto-refresh select option {
    background: var(--bg-card);
    color: var(--text-dim);
}

.header-right {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.period-filter {
    display: flex;
    gap: 2px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 2px;
}

.period-filter button {
    font-family: inherit;
    font-size: 0.75rem;
    padding: 0.35rem 0.7rem;
    background: transparent;
    color: var(--text-dim);
    border: none;
    cursor: pointer;
    border-radius: 3px;
    transition: all 0.2s;
}

.period-filter button:hover {
    color: var(--text-primary);
    background: rgba(0, 255, 65, 0.05);
}

.period-filter button.active {
    background: rgba(0, 255, 65, 0.12);
    color: var(--text-primary);
    text-shadow: var(--glow);
}

/* Main */
main {
    padding: 1.5rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1rem 1.2rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.card:hover {
    border-color: var(--border-bright);
    box-shadow: var(--glow);
}

.card-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    letter-spacing: 0.1em;
}

.card-value {
    font-size: 1.5rem;
    font-weight: 700;
    text-shadow: var(--glow);
}

.trend {
    font-size: 0.55rem;
    font-weight: 400;
    text-shadow: none;
    vertical-align: middle;
    margin-left: 0.2rem;
}

.trend-good {
    color: var(--text-primary);
}

.trend-bad {
    color: var(--accent-red);
}

/* Tab bar */
.tab-bar {
    display: flex;
    gap: 2px;
    margin-bottom: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 3px;
}

.tab-btn {
    font-family: inherit;
    font-size: 0.8rem;
    padding: 0.5rem 1.5rem;
    background: transparent;
    color: var(--text-dim);
    border: none;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
    letter-spacing: 0.1em;
    flex: 1;
    text-align: center;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(0, 255, 65, 0.05);
}

.tab-btn.active {
    background: rgba(0, 255, 65, 0.12);
    color: var(--text-primary);
    text-shadow: var(--glow);
}

/* Tab content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Color-coded cards */
.card-value.status-green { color: var(--text-primary); }
.card-value.status-yellow { color: var(--accent-amber); }
.card-value.status-red { color: var(--accent-red); }

/* Uptime status indicator */
.status-up { color: var(--text-primary); }
.status-down { color: var(--accent-red); }

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

.chart-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1rem 1.2rem;
    min-height: 280px;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.chart-box:hover {
    border-color: var(--border-bright);
    box-shadow: var(--glow);
}

.chart-box.wide {
    grid-column: 1 / -1;
}

.chart-title {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 0.8rem;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chart-toggle {
    display: inline-flex;
    gap: 1px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 1px;
}

.chart-toggle button {
    font-family: inherit;
    font-size: 0.6rem;
    padding: 0.2rem 0.5rem;
    background: transparent;
    color: var(--text-muted);
    border: none;
    cursor: pointer;
    border-radius: 2px;
    letter-spacing: 0.05em;
}

.chart-toggle button:hover {
    color: var(--text-dim);
}

.chart-toggle button.active {
    background: rgba(0, 255, 65, 0.12);
    color: var(--text-primary);
}

/* Table */
.table-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 1rem 1.2rem;
    margin-bottom: 1.5rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.table-section:hover {
    border-color: var(--border-bright);
    box-shadow: var(--glow);
}

.collapsible .collapsible-toggle {
    cursor: pointer;
    user-select: none;
}

.collapsible .collapsible-toggle:hover {
    color: var(--text-primary);
}

.collapsible .toggle-arrow {
    display: inline-block;
    transition: transform 0.2s;
    font-size: 0.7em;
    margin-right: 0.3rem;
}

.collapsible.open .toggle-arrow {
    transform: rotate(90deg);
}

.collapsible .collapsible-content {
    display: none;
}

.collapsible.open .collapsible-content {
    display: block;
}

.session-count {
    color: var(--text-muted);
    font-size: 0.8em;
    margin-left: 0.5rem;
}

.table-wrap {
    overflow-x: auto;
    margin-top: 0.5rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

th {
    text-align: left;
    color: var(--text-muted);
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    padding: 0.5rem 0.8rem;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

th:hover {
    color: var(--text-dim);
}

th::after {
    content: '';
    margin-left: 0.3rem;
    font-size: 0.6em;
}

th.sorted.asc::after {
    content: '▲';
    color: var(--text-primary);
}

th.sorted.desc::after {
    content: '▼';
    color: var(--text-primary);
}

th.sorted {
    color: var(--text-dim);
}

td {
    padding: 0.5rem 0.8rem;
    border-bottom: 1px solid rgba(26, 58, 26, 0.3);
    color: var(--text-dim);
}

tr:hover td {
    color: var(--text-primary);
    background: rgba(0, 255, 65, 0.02);
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 0.8rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border);
}

.pagination button {
    font-family: inherit;
    font-size: 0.7rem;
    padding: 0.3rem 0.7rem;
    background: transparent;
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 3px;
    cursor: pointer;
}

.pagination button:hover:not(:disabled) {
    color: var(--text-primary);
    border-color: var(--border-bright);
}

.pagination button:disabled {
    color: var(--text-muted);
    cursor: default;
    opacity: 0.5;
}

.pagination .page-info {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* Footer */
footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--text-dim);
}

.footer-links {
    font-size: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--text-primary);
    text-shadow: var(--glow);
}

.cursor {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* Date range filter */
.date-range {
    display: flex;
    align-items: center;
    gap: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 2px 6px;
}

.date-range input[type="date"] {
    font-family: inherit;
    font-size: 0.7rem;
    padding: 0.25rem 0.4rem;
    background: transparent;
    color: var(--text-dim);
    border: none;
    outline: none;
    cursor: pointer;
    color-scheme: dark;
}

.date-range input[type="date"]:hover,
.date-range input[type="date"]:focus {
    color: var(--text-primary);
}

.date-sep {
    color: var(--text-muted);
    font-size: 0.7rem;
}

.date-range button {
    font-family: inherit;
    font-size: 0.65rem;
    padding: 0.2rem 0.4rem;
    background: transparent;
    color: var(--text-muted);
    border: none;
    cursor: pointer;
    border-radius: 2px;
}

.date-range button:hover {
    color: var(--accent-red);
}

/* No data state */
.no-data {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Loading state */
.loading .card-value {
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Export buttons */
.export-buttons {
    display: flex;
    gap: 2px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 2px;
}

.export-buttons button {
    font-family: inherit;
    font-size: 0.75rem;
    padding: 0.35rem 0.7rem;
    background: transparent;
    color: var(--text-dim);
    border: none;
    cursor: pointer;
    border-radius: 3px;
    transition: all 0.2s;
}

.export-buttons button:hover {
    color: var(--text-primary);
    background: rgba(0, 255, 65, 0.05);
}

.export-buttons button:disabled {
    opacity: 0.3;
    cursor: default;
}

/* Session ID - truncated, clickable */
.session-id {
    cursor: pointer;
    max-width: 90px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.75rem;
    letter-spacing: 0.03em;
}

.session-id:hover {
    color: var(--text-primary) !important;
    text-decoration: underline;
}

/* Toast notification */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    background: var(--bg-card);
    border: 1px solid var(--text-primary);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.75rem;
    opacity: 0;
    transition: all 0.3s;
    z-index: 1100;
    text-shadow: var(--glow);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Loading skeleton for empty chart containers */
.chart-box > div:not(.chart-title):empty {
    min-height: 200px;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-alt) 50%, var(--bg-card) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
}

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

.loading .chart-box {
    animation: border-pulse 1.5s ease-in-out infinite;
}

@keyframes border-pulse {
    0%, 100% { border-color: var(--border); }
    50% { border-color: var(--border-bright); }
}

/* ApexCharts tooltips above scanlines */
.apexcharts-tooltip,
.apexcharts-yaxistooltip,
.apexcharts-xaxistooltip {
    z-index: 11 !important;
}

/* Responsive */
@media (max-width: 900px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    .chart-box.wide {
        grid-column: 1;
    }
}

@media (max-width: 600px) {
    main { padding: 1rem; }
    header { padding: 1rem; }
    .cards { grid-template-columns: repeat(2, 1fr); }
    .header-left {
        flex-wrap: wrap;
        justify-content: center;
    }
    .header-left .separator,
    .header-left .subtitle {
        display: none;
    }
    .header-right {
        gap: 0.4rem;
    }
    .period-filter {
        order: -1;
        width: 100%;
        justify-content: center;
    }
    .tab-bar {
        flex-wrap: wrap;
    }
    .tab-btn {
        font-size: 0.7rem;
        padding: 0.4rem 0.8rem;
    }
}