/* ==========================================================================
   FleetSim — Dark Theme CSS
   ========================================================================== */

:root {
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-tertiary: #0f3460;
    --bg-surface: #1e1e3a;
    --bg-hover: #2a2a4a;
    --bg-input: #12122a;

    --text-primary: #e0e0e0;
    --text-secondary: #a0a0b8;
    --text-muted: #6a6a80;

    --border: #2a2a4a;
    --border-light: #3a3a5a;

    --blue: #4a9eff;
    --green: #4ade80;
    --yellow: #f59e0b;
    --orange: #f97316;
    --red: #ef4444;
    --purple: #a855f7;
    --cyan: #22d3ee;

    --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html, body {
    height: 100%;
    font-family: var(--font-sans);
    font-size: 13px;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow: hidden;
}

/* ==========================================================================
   Layout
   ========================================================================== */

#topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 44px;
    padding: 0 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

#main {
    display: flex;
    height: calc(100vh - 44px - 160px);
    overflow: hidden;
}

#device-sidebar {
    width: 260px;
    min-width: 260px;
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
}

#center {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
}

#event-sidebar {
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: row;
    background: var(--bg-secondary);
    transition: width 0.15s ease;
    width: 280px;
    min-width: 280px;
}

#event-sidebar.collapsed {
    width: 24px;
    min-width: 24px;
}

#event-sidebar.collapsed .sidebar-content {
    display: none;
}

#event-sidebar .sidebar-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
}

.sidebar-toggle {
    width: 24px;
    min-width: 24px;
    border: none;
    border-right: 1px solid var(--border);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 10px;
    font-weight: bold;
    writing-mode: vertical-lr;
    text-align: center;
    letter-spacing: 2px;
    padding: 8px 0;
}

.sidebar-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

#event-sidebar.collapsed .sidebar-toggle {
    border-right: none;
}

#event-sidebar .sidebar-header {
    justify-content: space-between;
}

.event-filter-select {
    padding: 2px 4px;
    font-size: 10px;
    background: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.event-filter-row {
    padding: 0 10px 6px;
}

#bottom-panels {
    display: flex;
    height: 160px;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}

/* ==========================================================================
   Top Bar
   ========================================================================== */

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo {
    font-size: 16px;
    font-weight: 700;
    color: var(--blue);
    letter-spacing: 0.5px;
}

.tick-display {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-secondary);
}

.sim-time {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
}

.tick-display.frozen {
    color: var(--yellow);
}

.live-btn {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    color: #fff;
    background: var(--green);
    border: none;
    border-radius: 3px;
    padding: 2px 8px;
    cursor: pointer;
    letter-spacing: 0.5px;
    line-height: 1.4;
}

.live-btn:hover {
    background: #22c55e;
}

.topbar-center {
    display: flex;
    gap: 20px;
}

.fleet-stat {
    font-size: 12px;
    color: var(--text-secondary);
}

.fleet-stat span {
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-weight: 600;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ctrl-btn {
    width: 32px;
    height: 28px;
    border: 1px solid var(--border-light);
    background: var(--bg-surface);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ctrl-btn:hover {
    background: var(--bg-hover);
    border-color: var(--blue);
}

.ctrl-btn.active {
    background: var(--bg-tertiary);
    border-color: var(--blue);
    color: var(--blue);
}

.ctrl-btn-warn { color: var(--red); border-color: var(--red); margin-left: 4px; }
.ctrl-btn-warn:hover { border-color: var(--red); background: rgba(239, 68, 68, 0.15); }
.ctrl-btn-warn.active { border-color: var(--red); color: var(--red); background: rgba(239, 68, 68, 0.25); }

.normalize-btn {
    width: auto;
    padding: 0 10px;
    font-size: 11px;
    color: var(--green);
    border-color: var(--green);
    margin-right: 4px;
}

.speed-group {
    display: flex;
    margin-left: 8px;
}

.speed-btn {
    padding: 4px 10px;
    border: 1px solid var(--border-light);
    background: var(--bg-surface);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 11px;
    font-family: var(--font-mono);
}

.speed-btn:not(:last-child) {
    border-right: none;
}

.speed-btn.active {
    background: var(--bg-tertiary);
    color: var(--blue);
    border-color: var(--blue);
}

.speed-btn:hover {
    background: var(--bg-hover);
}

.ws-status {
    font-size: 10px;
    color: var(--red);
    margin-left: 8px;
}

.ws-status.connected {
    color: var(--green);
}

/* ==========================================================================
   Device Sidebar
   ========================================================================== */

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    font-weight: 600;
    gap: 8px;
}

.sidebar-header span {
    white-space: nowrap;
}

#device-filter {
    width: 100px;
    padding: 3px 6px;
    border: 1px solid var(--border);
    background: var(--bg-input);
    color: var(--text-primary);
    font-size: 11px;
    font-family: var(--font-mono);
    outline: none;
}

#device-filter:focus {
    border-color: var(--blue);
}

.sidebar-sort {
    display: flex;
    padding: 4px 6px;
    gap: 2px;
    border-bottom: 1px solid var(--border);
}

.sort-btn {
    flex: 1;
    padding: 2px 0;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 10px;
    cursor: pointer;
    text-align: center;
}

.sort-btn:hover {
    color: var(--text-primary);
}

.sort-btn.active {
    color: var(--blue);
    font-weight: 600;
}

.device-list {
    flex: 1;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 11px;
}

.device-row {
    display: grid;
    grid-template-columns: 52px 34px 40px 40px 28px 24px;
    gap: 2px;
    padding: 2px 6px;
    border-bottom: 1px solid rgba(42, 42, 74, 0.4);
    cursor: pointer;
    align-items: center;
}

.device-row:hover {
    background: var(--bg-hover);
}

.device-row.selected {
    background: var(--bg-tertiary);
    border-left: 2px solid var(--blue);
}

.device-row.off {
    opacity: 0.4;
}

.device-row .dev-id {
    color: var(--text-secondary);
}

.device-row .dev-temp {
    text-align: right;
}

.device-row .dev-hash {
    text-align: right;
}

.device-row .dev-power {
    text-align: right;
    color: var(--text-muted);
}

.device-row .dev-fan {
    text-align: right;
    color: var(--text-muted);
}

.device-row .dev-mode {
    text-align: center;
    font-size: 9px;
    font-weight: 600;
}

/* Temperature coloring */
.temp-cool { color: var(--green); }
.temp-warm { color: var(--yellow); }
.temp-hot { color: var(--orange); }
.temp-critical { color: var(--red); }

/* Mode badges */
.mode-1 { color: var(--cyan); }
.mode-2 { color: var(--green); }
.mode-3 { color: var(--yellow); }
.mode-4 { color: var(--orange); }
.mode-16 { color: var(--purple); }
.mode-0 { color: var(--text-muted); }

/* Scrollbar */
.device-list::-webkit-scrollbar {
    width: 6px;
}

.device-list::-webkit-scrollbar-track {
    background: transparent;
}

.device-list::-webkit-scrollbar-thumb {
    background: var(--border-light);
}

/* ==========================================================================
   Heatmap
   ========================================================================== */

#heatmap-section {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}

.section-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.heatmap-modes {
    display: flex;
    gap: 2px;
}

.hm-mode-btn {
    padding: 3px 10px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 11px;
}

.hm-mode-btn.active {
    background: var(--bg-tertiary);
    color: var(--blue);
    border-color: var(--blue);
}

.hm-mode-btn:hover {
    background: var(--bg-hover);
}

#heatmap-container {
    position: relative;
}

#heatmap-canvas {
    display: block;
    width: 100%;
    cursor: crosshair;
}

.tooltip {
    display: none;
    position: absolute;
    padding: 6px 10px;
    background: rgba(10, 10, 30, 0.95);
    border: 1px solid var(--border-light);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 11px;
    line-height: 1.5;
    white-space: nowrap;
    pointer-events: none;
    z-index: 100;
}

.tooltip.visible {
    display: block;
}

/* ==========================================================================
   Charts
   ========================================================================== */

#charts-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 8px 12px;
    min-height: 200px;
}

.chart-tabs {
    display: flex;
    gap: 2px;
}

.chart-tab {
    padding: 3px 10px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 11px;
}

.chart-tab.active {
    background: var(--bg-tertiary);
    color: var(--blue);
    border-color: var(--blue);
}

.chart-tab:hover {
    background: var(--bg-hover);
}

.chart-zoom {
    display: flex;
    gap: 2px;
    margin-left: auto;
}

.chart-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 8px;
    font-size: 10px;
    color: var(--text-muted);
    cursor: pointer;
    user-select: none;
}
.chart-toggle input { margin: 0; }

.zoom-btn {
    padding: 2px 6px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 9px;
}

.zoom-btn.active {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--text-muted);
}

.section-header {
    justify-content: space-between;
}

#chart-container {
    flex: 1;
    min-height: 150px;
    margin-top: 6px;
    position: relative;
}

#chart-canvas {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   Timeline
   ========================================================================== */

#timeline-section {
    padding: 4px 12px 6px;
    border-top: 1px solid var(--border);
    background: var(--bg-secondary);
}

.timeline-events-strip {
    height: 14px;
    margin-bottom: 2px;
    position: relative;
}

.timeline-events-strip canvas {
    display: block;
    width: 100%;
    height: 14px;
}

.timeline-tooltip {
    position: absolute;
    background: var(--bg-surface);
    border: 1px solid var(--border-light);
    padding: 6px 8px;
    font-size: 10px;
    line-height: 1.4;
    color: var(--text-primary);
    pointer-events: none;
    z-index: 100;
    max-width: 250px;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.timeline-bar {
    display: flex;
    align-items: center;
    gap: 12px;
}

#timeline-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: var(--border);
    outline: none;
}

#timeline-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: var(--blue);
    cursor: pointer;
}

#timeline-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: var(--blue);
    border: none;
    cursor: pointer;
}

#timeline-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    min-width: 70px;
    text-align: right;
}

/* ==========================================================================
   Bottom Panels
   ========================================================================== */

.bottom-panel {
    flex: 1;
    padding: 10px 14px;
    overflow: hidden;
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.bottom-panel:last-child {
    border-right: none;
}

.panel-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    flex-shrink: 0;
}

/* Event Log */
.event-log-filters {
    display: flex;
    gap: 4px;
    margin-bottom: 4px;
    flex-shrink: 0;
}

.event-log-filters select,
.event-filter-input {
    padding: 2px 6px;
    font-size: 10px;
    background: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.event-filter-input {
    flex: 1;
    min-width: 0;
}

.event-log-list {
    flex: 1;
    overflow-y: auto;
    font-size: 10px;
    font-family: 'SF Mono', monospace;
    line-height: 1.5;
}

.event-row {
    display: flex;
    gap: 6px;
    padding: 2px 4px;
    border-bottom: 1px solid var(--bg-hover);
    cursor: pointer;
}

.event-row:hover {
    background: var(--bg-hover);
}

.event-row.active {
    background: var(--bg-tertiary);
    border-left: 2px solid var(--blue);
}

.event-row.has-devices .event-summary::after {
    content: ' \25A0';
    color: #f59e0b;
    font-size: 8px;
}

.event-tick {
    color: var(--text-muted);
    min-width: 32px;
    text-align: right;
}

.event-cat {
    min-width: 10px;
    font-weight: bold;
}

.event-cat.intent { color: #4a9eff; }
.event-cat.market { color: #f59e0b; }
.event-cat.chaos  { color: #ef4444; }
.event-cat.sim    { color: #6a6a80; }

.event-source {
    color: var(--text-secondary);
    min-width: 50px;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.event-summary {
    color: var(--text-primary);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.intent-detail {
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    margin: 4px 2px 6px;
    padding: 8px;
    font-size: 10px;
    font-family: var(--font-mono);
    line-height: 1.6;
}

.intent-detail .detail-section {
    margin-bottom: 6px;
}

.intent-detail .detail-label {
    color: var(--text-muted);
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}

.intent-detail .detail-value {
    color: var(--text-primary);
    word-break: break-all;
}

.intent-detail .detail-value a {
    color: var(--blue);
    text-decoration: none;
}

.intent-detail .detail-value a:hover {
    text-decoration: underline;
}

.intent-detail .detail-rationale {
    color: var(--text-primary);
    font-family: var(--font-sans);
    white-space: pre-wrap;
    max-height: 80px;
    overflow-y: auto;
}

.intent-detail .intent-action-list {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 2px;
}

.intent-detail .intent-action-tag {
    background: var(--bg-hover);
    border-radius: 3px;
    padding: 1px 6px;
    font-size: 9px;
}

.intent-detail .intent-action-tag.shed { color: var(--red); }
.intent-detail .intent-action-tag.throttle { color: var(--orange); }
.intent-detail .intent-action-tag.on { color: var(--green); }
.intent-detail .intent-action-tag.off { color: var(--text-muted); }

.event-log-pager {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding-top: 4px;
    flex-shrink: 0;
    font-size: 10px;
    color: var(--text-muted);
}

.pager-btn {
    padding: 1px 8px;
    font-size: 10px;
    background: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border);
    cursor: pointer;
}

.pager-btn:disabled {
    opacity: 0.3;
    cursor: default;
}

/* Market panel */
.market-controls {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.market-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.market-row label {
    width: 36px;
    font-size: 11px;
    color: var(--text-muted);
}

.market-value {
    width: 80px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-primary);
}

.market-value.highlight {
    color: var(--green);
    font-weight: 600;
}

.market-row input[type="range"] {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 3px;
    background: var(--border);
    outline: none;
}

.market-row input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 10px;
    height: 10px;
    background: var(--blue);
    cursor: pointer;
}

.market-row input[type="range"]::-moz-range-thumb {
    width: 10px;
    height: 10px;
    background: var(--blue);
    border: none;
    cursor: pointer;
}

.hashprice-row {
    margin-top: 2px;
}

.scenario-buttons {
    display: flex;
    gap: 6px;
    margin-top: 8px;
}

.scenario-btn {
    flex: 1;
    padding: 4px 8px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 10px;
}

.scenario-btn:hover {
    background: var(--bg-hover);
}

.scenario-btn.danger { border-color: var(--red); color: var(--red); }
.scenario-btn.danger:hover { background: rgba(239, 68, 68, 0.15); }
.scenario-btn.warning { border-color: var(--yellow); color: var(--yellow); }
.scenario-btn.warning:hover { background: rgba(245, 158, 11, 0.15); }
.scenario-btn.info { border-color: var(--blue); color: var(--blue); }
.scenario-btn.info:hover { background: rgba(74, 158, 255, 0.15); }

/* Chaos panel */
.chaos-grid {
    display: flex;
    gap: 12px;
    flex: 1;
    min-height: 0;
}
.chaos-left {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}
.chaos-right {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.chaos-status-inline {
    font-size: 10px;
    font-weight: 400;
    color: var(--text-muted);
    margin-left: 8px;
}

.chaos-row {
    display: flex;
    align-items: center;
    gap: 6px;
}

.chaos-row label {
    width: 36px;
    font-size: 10px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.chaos-value {
    width: 40px;
    font-family: var(--font-mono);
    font-size: 12px;
}

.chaos-row input[type="range"] {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 3px;
    background: var(--border);
    outline: none;
}

.chaos-row input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 10px;
    height: 10px;
    background: var(--orange);
    cursor: pointer;
}

.chaos-row input[type="range"]::-moz-range-thumb {
    width: 10px;
    height: 10px;
    background: var(--orange);
    border: none;
    cursor: pointer;
}

.status-row span {
    font-size: 11px;
    color: var(--text-muted);
}

.toggle-btn {
    padding: 3px 12px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-muted);
    cursor: pointer;
    font-size: 11px;
    font-family: var(--font-mono);
}

.toggle-btn.on {
    border-color: var(--red);
    color: var(--red);
    background: rgba(239, 68, 68, 0.15);
}

.chaos-buttons {
    display: flex;
    gap: 6px;
    margin-top: 8px;
}

.chaos-btn {
    flex: 1;
    padding: 4px 6px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 10px;
}

.chaos-btn:hover {
    background: var(--bg-hover);
}

.chaos-btn.danger { border-color: var(--red); color: var(--red); }
.chaos-btn.danger:hover { background: rgba(239, 68, 68, 0.15); }
.chaos-btn.warning { border-color: var(--orange); color: var(--orange); }
.chaos-btn.warning:hover { background: rgba(249, 115, 22, 0.15); }
.chaos-btn.info { border-color: var(--blue); color: var(--blue); }
.chaos-btn.info:hover { background: rgba(74, 158, 255, 0.15); }

.chaos-select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 2px 4px;
    font-size: 10px;
    border-radius: 2px;
}

.chaos-power-select { flex: 1; }