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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 12px;
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.04),
        0 8px 16px rgba(0, 0, 0, 0.08),
        0 24px 48px rgba(0, 0, 0, 0.14),
        0 40px 80px rgba(102, 126, 234, 0.12);
    display: grid;
    grid-template-columns: 300px 1fr 200px;
    grid-template-rows: auto 1fr;
    max-width: 1600px;
    width: 100%;
    height: 90vh;
    max-height: 90vh;
}

/* Tab bar spans all three columns */
#cityTabBar {
    grid-column: 1 / -1;
    grid-row: 1;
}

/* Main content row */
.sidebar         { grid-column: 1; grid-row: 2; min-height: 0; }
.canvas-container { grid-column: 2; grid-row: 2; min-height: 0; }
.pool-panel      { grid-column: 3; grid-row: 2; min-height: 0; }

.sidebar {
    padding: 15px;
    background: #f8f9fa;
    border-right: 2px solid #dee2e6;
    overflow-y: auto;
    border-radius: 0 0 0 12px;
}

/* ── Sidebar header ──────────────────────────────────────────────────────── */

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding: 8px 10px 10px;
    margin: -15px -15px 12px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.09), rgba(118, 75, 162, 0.06));
    border-bottom: 2px solid rgba(102, 126, 234, 0.2);
    border-radius: 0 0 0 0;
}

.sidebar-title {
    font-size: 15px;
    font-weight: 700;
    color: #333;
}

.btn-icon {
    background: none;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
    line-height: 1;
}

.btn-icon:hover {
    background: #e9ecef;
    border-color: #bbb;
}

/* ── Language dropdown ───────────────────────────────────────────────────── */

.lang-dropdown {
    position: relative;
    font-size: 12px;
}

.lang-trigger {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 4px 8px;
    background: #fff;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    color: #444;
    white-space: nowrap;
    transition: background 0.15s, border-color 0.15s;
}

.lang-trigger:hover {
    background: #f0f2f8;
    border-color: #bbb;
}

.lang-caret {
    font-size: 10px;
    opacity: 0.6;
    margin-left: 2px;
}

.lang-menu {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 4px);
    background: #fff;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.12);
    list-style: none;
    margin: 0;
    padding: 4px;
    min-width: 130px;
    z-index: 9999;
}

.lang-menu.open {
    display: block;
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border-radius: 5px;
    cursor: pointer;
    color: #444;
    transition: background 0.12s;
}

.lang-option:hover {
    background: #f0f2f8;
}

.lang-option.active {
    background: rgba(102, 126, 234, 0.12);
    color: #3a4fd0;
    font-weight: 600;
}

.lang-opt-flag {
    display: inline-block;
    font-size: 10px;
    font-weight: 700;
    line-height: 1;
    padding: 2px 5px;
    border-radius: 4px;
    background: #e8eaf0;
    color: #555;
    letter-spacing: 0.03em;
    min-width: 24px;
    text-align: center;
}

/* ── Collapsible sections ─────────────────────────────────────────────────── */

.section-header {
    cursor: pointer;
    user-select: none;
    display: flex !important;
    justify-content: space-between;
    align-items: center;
    padding: 3px 0;
    transition: color 0.15s;
}

.section-header:hover {
    color: #222;
}

.section-arrow {
    font-size: 9px;
    transition: transform 0.2s ease;
    opacity: 0.6;
    flex-shrink: 0;
}

.section-header.collapsed .section-arrow {
    transform: rotate(-90deg);
}

.section-sublabel {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: #888;
    margin: 10px 0 5px 0;
}

.section-sublabel:first-child {
    margin-top: 0;
}

.view-hint {
    font-size: 10px;
    color: #888;
    margin: 4px 0 6px 0;
    font-style: italic;
}

/* ── Coming soon badge ───────────────────────────────────────────────────── */

.coming-soon-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.25);
    color: rgba(255, 255, 255, 0.9);
    font-size: 9px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* ── 2-column file button grid ───────────────────────────────────────────── */

.file-btn-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    margin-bottom: 6px;
}

.file-btn-grid .btn {
    margin-bottom: 0;
    justify-content: center;
    text-align: center;
}

/* ── End sidebar additions ───────────────────────────────────────────────── */

/* ── Always-visible tools bar ────────────────────────────────────────────── */

.tools-bar {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 8px;
}

.tool-btn {
    display: flex;
    align-items: center;
    padding: 6px 10px;
    border: 1px solid #c8d0db;
    border-radius: 6px;
    background: #eef1f5;
    color: #333;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: background 0.15s, border-color 0.15s, box-shadow 0.15s;
    line-height: 1;
    text-align: left;
}

.tool-btn:hover {
    background: #dde4ed;
    border-color: #a0b0c8;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

.tool-btn.active-placement {
    background: #007bff;
    border-color: #007bff;
    color: white;
}


/* ── Production overview button (promoted) ──────────────────────────────── */

.prod-btn {
    margin-bottom: 10px;
    text-align: center;
    justify-content: center;
}

/* ── Import group — always visible ───────────────────────────────────────── */

.import-group {
    border: 2px solid #28a745;
    border-radius: 8px;
    padding: 10px;
    margin-bottom: 10px;
    background: #f0fff4;
}

.import-group-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #1a7a32;
    margin-bottom: 6px;
}

.import-main-btn {
    width: 100%;
    font-size: 13px;
    padding: 8px;
    margin-bottom: 6px;
}

/* ── File section groups ─────────────────────────────────────────────────── */

.file-group {
    border: 1px solid #e0e4ea;
    border-radius: 6px;
    padding: 8px;
    margin-bottom: 8px;
    background: #fafbfc;
}

.file-group-label {
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #888;
    margin-bottom: 5px;
}

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

.efficiency-row .btn {
    flex: 1;
    margin-bottom: 0;
}

.efficiency-tile-check {
    font-size: 10px;
    white-space: nowrap;
    color: #555;
    cursor: pointer;
}

/* ── Legend toggle header ────────────────────────────────────────────────── */

.legend-toggle {
    font-size: 11px !important;
    color: #666 !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    margin-bottom: 4px !important;
    margin-top: 8px;
}

/* ── Section spacing ─────────────────────────────────────────────────────── */

.section {
    margin-bottom: 10px;
}

.section-content {
    padding-top: 6px;
    overflow: hidden;
    opacity: 1;
    transition: max-height 0.28s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease, padding-top 0.2s ease;
}

.section-content.collapsed {
    padding-top: 0;
    opacity: 0;
    pointer-events: none;
}

.section h2,
.section .section-header {
    font-size: 12px;
    font-weight: bold;
    color: #666;
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: 7px;
    border-left: 3px solid #667eea;
    border-radius: 0 2px 2px 0;
}

.search-box {
    width: 100%;
    padding: 8px;
    margin-bottom: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 12px;
}

.building-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.building-toolbar,
.view-toolbar {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
}

.building-toolbar .btn-small,
.view-toolbar .btn-small {
    flex: 1;
    text-align: center;
    padding: 5px 4px;
}

.building-list {
    max-height: 380px;
    overflow-y: auto;
}

.btn {
    width: 100%;
    padding: 8px;
    margin-bottom: 6px;
    border: none;
    border-radius: 6px;
    background: linear-gradient(135deg, #3a8eff, #0060dd);
    color: white;
    cursor: pointer;
    font-size: 11px;
    transition: all 0.2s;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn:hover {
    background: linear-gradient(135deg, #2a7eef, #0050cc);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 96, 221, 0.35);
}

.btn:active {
    transform: scale(0.97);
    filter: brightness(0.92);
}

.btn.active {
    background: linear-gradient(135deg, #3dba5a, #219a42);
}

.btn.tool {
    background: linear-gradient(135deg, #8d969d, #5a6268);
}

.btn.tool:hover {
    background: linear-gradient(135deg, #7d868d, #4a5258);
    box-shadow: 0 4px 12px rgba(90, 98, 104, 0.35);
}

.btn.danger {
    background: linear-gradient(135deg, #e84455, #c0222f);
}

.btn.danger:hover {
    background: linear-gradient(135deg, #d83445, #b0121f);
    box-shadow: 0 4px 12px rgba(192, 34, 47, 0.35);
}

.btn.success {
    background: linear-gradient(135deg, #3dba5a, #219a42);
}

.btn.success:hover {
    background: linear-gradient(135deg, #2daa4a, #188832);
    box-shadow: 0 4px 12px rgba(33, 154, 66, 0.35);
}

.btn.warning {
    background: linear-gradient(135deg, #ffb032, #e67e00);
}

.btn.warning:hover {
    background: linear-gradient(135deg, #efa022, #d06e00);
    box-shadow: 0 4px 12px rgba(230, 126, 0, 0.35);
}

.btn-small {
    padding: 4px 8px;
    font-size: 10px;
    width: auto;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.building-size {
    font-size: 10px;
    color: rgba(255,255,255,0.8);
}

.age-badge {
    font-size: 9px;
    background: rgba(255,255,255,0.2);
    padding: 2px 6px;
    border-radius: 3px;
    margin-right: 5px;
}

.age-group-header {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: #555;
    background: #e4e8ed;
    padding: 5px 8px;
    margin-top: 6px;
    border-radius: 3px;
    cursor: pointer;
    user-select: none;
    transition: background 0.15s;
}

.age-group-header:first-child {
    margin-top: 0;
}

.age-group-header:hover {
    background: #d4d9e0;
}

.age-group-header.expanded {
    background: #c8d4e3;
    color: #2a4a6b;
}

.age-group-arrow {
    font-size: 8px;
    flex-shrink: 0;
}

.age-group-count {
    margin-left: auto;
    font-weight: 400;
    opacity: 0.7;
    font-size: 9px;
}

.status {
    padding: 8px;
    margin-bottom: 8px;
    background: #e9ecef;
    border-radius: 6px;
    font-size: 11px;
    color: #495057;
    text-align: center;
}

.canvas-container {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
}

.controls-separator {
    width: 1px;
    height: 20px;
    background: #ccc;
    margin: 0 4px;
}

.controls {
    margin-bottom: 15px;
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.controls label {
    font-size: 12px;
}

.controls input, .controls select {
    padding: 5px;
    font-size: 12px;
}

canvas {
    border: 2px solid #333;
    cursor: crosshair;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    padding: 30px;
    border-radius: 10px;
    max-width: 700px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-content h2 {
    margin-bottom: 15px;
}

.modal-content textarea {
    width: 100%;
    height: 300px;
    margin-bottom: 15px;
    padding: 10px;
    font-family: monospace;
    font-size: 11px;
}

.help-modal-content {
    max-width: 580px;
    padding: 0;
    overflow: hidden;
}

/* ── Help header ─────────────────────────────────────────────────────────── */

.help-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px 10px 0 0;
}

.help-header-title {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.3px;
}

.help-close-btn {
    color: rgba(255,255,255,0.85) !important;
    border-color: rgba(255,255,255,0.3) !important;
    font-size: 14px !important;
}

.help-close-btn:hover {
    background: rgba(255,255,255,0.15) !important;
    border-color: rgba(255,255,255,0.6) !important;
    color: #fff !important;
}

/* ── Help body ───────────────────────────────────────────────────────────── */

.help-body {
    padding: 20px 24px;
    overflow-y: auto;
    max-height: calc(80vh - 62px);
}

/* ── Quickstart ──────────────────────────────────────────────────────────── */

.help-quickstart {
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: linear-gradient(135deg, rgba(102,126,234,0.08), rgba(118,75,162,0.08));
    border: 1px solid rgba(102,126,234,0.25);
    border-radius: 10px;
    padding: 14px 16px;
    margin-bottom: 14px;
}

.qs-step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 13px;
    line-height: 1.5;
}

.qs-num {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    font-weight: 700;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(102,126,234,0.4);
}

/* ── Sections ────────────────────────────────────────────────────────────── */

.help-section {
    margin-bottom: 8px;
    background: #f8f9fb;
    border: 1px solid #eaecf2;
    border-radius: 8px;
    padding: 10px 14px;
}

.help-section h3 {
    font-size: 11px;
    font-weight: 700;
    margin-bottom: 7px;
    color: #555;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    padding-left: 8px;
    border-left: 3px solid #667eea;
}

.help-section ol,
.help-section ul {
    padding-left: 18px;
    font-size: 13px;
    line-height: 1.75;
    color: #555;
    margin: 0;
}

/* ── Shortcuts table ─────────────────────────────────────────────────────── */

.shortcuts-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    color: #555;
}

.shortcuts-table tr td {
    padding: 4px 6px;
    vertical-align: middle;
}

.shortcuts-table tr:nth-child(even) td {
    background: rgba(102,126,234,0.04);
    border-radius: 4px;
}

.shortcuts-table tr td:first-child {
    white-space: nowrap;
    width: 1%;
}

kbd {
    display: inline-block;
    padding: 2px 7px;
    font-size: 11px;
    font-family: 'Inter', monospace;
    background: #fff;
    border: 1px solid #c8cdd8;
    border-bottom-width: 3px;
    border-radius: 5px;
    color: #333;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

/* ── About footer ────────────────────────────────────────────────────────── */

.help-about {
    margin-top: 12px;
    padding: 10px 14px;
    background: transparent;
    border-top: 1px solid #eaecf2;
    font-size: 11px;
    color: #999;
}

.help-forras {
    padding: 4px 14px 10px;
    font-size: 11px;
    color: #bbb;
    text-align: center;
}

/* ── Dark mode ───────────────────────────────────────────────────────────── */

body.dark .help-quickstart {
    background: linear-gradient(135deg, rgba(102,126,234,0.12), rgba(118,75,162,0.12));
    border-color: rgba(102,126,234,0.3);
}

body.dark .qs-step { color: #a0a0c0; }

body.dark .help-section {
    background: #1a1a2e;
    border-color: #2e2e48;
}

body.dark .help-section h3 { color: #9090c0; border-left-color: #7788ff; }
body.dark .help-section ol,
body.dark .help-section ul { color: #a0a0c0; }

body.dark .shortcuts-table { color: #a0a0c0; }
body.dark .shortcuts-table tr:nth-child(even) td { background: rgba(102,126,234,0.06); }
body.dark kbd { background: #2a2a3e; border-color: #4a4a62; color: #c0c0d8; box-shadow: none; }

body.dark .help-about { border-top-color: #2e2e48; color: #606080; }
body.dark .help-forras { color: #484868; }

.mode-banner {
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    
    background: rgba(30, 30, 30, 0.95);
    color: white;
    
    padding: 10px 18px;
    border-radius: 8px;
    
    font-size: 14px;
    font-weight: 500;
    
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    
    pointer-events: none;
    z-index: 999;
    
    transition: opacity 0.2s ease;
}

.mode-banner.hidden {
    opacity: 0;
    visibility: hidden;
}

.mode-banner.visible {
    opacity: 1;
    visibility: visible;
}

.mode-banner-size {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 12px;
    margin-left: 6px;
    font-weight: 400;
}

/* Highlighted building button in sidebar during placement */
.active-placement {
    outline: 2px solid #4fc3f7 !important;
    outline-offset: -2px;
    background: rgba(79, 195, 247, 0.15) !important;
    box-shadow: 0 0 8px rgba(79, 195, 247, 0.3);
}

.modal-buttons {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ── Type filter grid (replaces old .tab strip) ──────────────────────── */

.type-filter-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3px;
    margin-bottom: 8px;
}

.type-btn {
    padding: 5px 2px;
    font-size: 9px;
    line-height: 1.4;
    text-align: center;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #f0f2f5;
    cursor: pointer;
    color: #444;
    transition: background 0.15s, color 0.15s;
}

.type-btn.active {
    background: #007bff;
    color: white;
    border-color: #007bff;
}

.type-btn:hover:not(.active) {
    background: #e2e6ea;
}

.info-note {
    background: #d1ecf1;
    padding: 10px;
    border-radius: 6px;
    font-size: 11px;
    margin-bottom: 10px;
    border-left: 4px solid #0c5460;
}

.import-instructions {
    background: #fff3cd;
    padding: 10px 15px;
    border-radius: 6px;
    margin-bottom: 12px;
    border-left: 4px solid #856404;
}

.import-instructions ol {
    margin: 4px 0 0 18px;
    font-size: 12px;
}

.import-instructions li {
    margin-bottom: 3px;
}

.import-clipboard-btn {
    width: 100%;
    padding: 12px;
    font-size: 15px;
    margin-bottom: 10px;
}

.clipboard-status {
    font-size: 12px;
    padding: 7px 10px;
    border-radius: 5px;
    margin-bottom: 10px;
    background: #e9ecef;
    color: #555;
}
.clipboard-status.success { background: #d4edda; color: #155724; }
.clipboard-status.error   { background: #f8d7da; color: #721c24; }

.import-manual-fallback {
    margin-bottom: 10px;
    font-size: 12px;
    color: #666;
}
.import-manual-fallback summary {
    cursor: pointer;
    user-select: none;
    padding: 3px 0;
}
.import-manual-fallback textarea {
    margin-top: 6px;
    width: 100%;
    box-sizing: border-box;
}

.city-info {
    background: #d4edda;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 10px;
    font-size: 11px;
    border-left: 4px solid #155724;
    max-height: 400px;
    overflow-y: auto;
}

.city-info::-webkit-scrollbar,
.building-list::-webkit-scrollbar,
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.city-info::-webkit-scrollbar-track,
.building-list::-webkit-scrollbar-track,
.sidebar::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.city-info::-webkit-scrollbar-thumb,
.building-list::-webkit-scrollbar-thumb,
.sidebar::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 3px;
}

.city-info::-webkit-scrollbar-thumb:hover,
.building-list::-webkit-scrollbar-thumb:hover,
.sidebar::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* ── Production Overview ─────────────────────────────────────────────────── */
.prod-overview-modal {
    max-width: 560px;
    padding: 20px 24px;
}

.prod-overview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.prod-overview-header h2 {
    margin: 0;
    font-size: 16px;
}

.prod-summary-bar {
    font-size: 11px;
    color: #777;
    margin-bottom: 12px;
}

.prod-notice {
    background: #fff3cd;
    border-left: 4px solid #f0ad4e;
    padding: 10px 12px;
    border-radius: 4px;
    font-size: 11px;
    margin-bottom: 12px;
    line-height: 1.6;
}

.prod-notice code {
    background: #f5f5f5;
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 10px;
}

.prod-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.prod-section {
    background: #f8f9fa;
    border-radius: 6px;
    padding: 10px 12px;
    border: 1px solid #e0e4e8;
}

.prod-section-title {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #555;
    margin-bottom: 8px;
    padding-bottom: 5px;
    border-bottom: 1px solid #dde1e6;
}

.prod-grid {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.prod-section-full {
    grid-column: 1 / -1;
}

.prod-resource-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 8px;
}

.prod-resource-group {
    background: #fff;
    border: 1px solid #e8ecf0;
    border-radius: 5px;
    padding: 7px 10px;
}

.prod-resource-label {
    font-size: 11px;
    font-weight: 700;
    color: #333;
    margin-bottom: 5px;
    padding-bottom: 4px;
    border-bottom: 1px solid #eef0f3;
}

.prod-timer {
    font-size: 10px;
    color: #888;
    flex: 1;
}

.prod-row {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    padding: 2px 0;
}

.prod-row-total {
    border-top: 1px solid #ccd0d6;
    padding-top: 5px;
    margin-top: 3px;
    font-weight: 600;
}

.prod-icon {
    font-size: 13px;
    flex-shrink: 0;
    width: 18px;
    text-align: center;
}

.prod-label {
    flex: 1;
    color: #444;
}

.prod-value {
    font-weight: 600;
    color: #222;
    font-variant-numeric: tabular-nums;
    text-align: right;
}

.prod-positive { color: #28a745; }
.prod-negative { color: #dc3545; }
.prod-pool-note { color: #888; font-size: 0.85em; }

.prod-boost-groups {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 8px;
}

.prod-boost-group {
    background: #fff;
    border: 1px solid #e8ecf0;
    border-radius: 5px;
    padding: 7px 10px;
}

.prod-boost-group-title {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #666;
    margin-bottom: 5px;
    padding-bottom: 4px;
    border-bottom: 1px solid #eef0f3;
}

/* Efficiency Rating import */
.efficiency-pertile-label {
    display: flex;
    align-items: center;
    font-size: 11px;
    color: #666;
    margin-top: 2px;
    cursor: pointer;
}
.eff-stat-preview { color: #555; font-size: 11px; }
.eff-boost-preview { color: #b44; font-size: 11px; margin-left: 4px; }

.prod-count-table {
    width: 100%;
    font-size: 11px;
    border-collapse: collapse;
}

.prod-count-table th {
    text-align: left;
    color: #777;
    font-weight: 600;
    padding: 2px 4px;
    border-bottom: 1px solid #dde1e6;
}

.prod-count-table td {
    padding: 2px 4px;
    color: #333;
}

.prod-count-table td:last-child {
    text-align: right;
    font-weight: 600;
}

.prod-count-table tr:hover td {
    background: #edf2f7;
}

/* ── End Production Overview ─────────────────────────────────────────────── */

.progress-container {
    display: none;
    margin: 10px 0;
    padding: 10px;
    background: #f0f0f0;
    border-radius: 6px;
}

.progress-container.active {
    display: block;
}

.progress-bar {
    width: 100%;
    height: 20px;
    background: #ddd;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 5px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #4CAF50, #8BC34A);
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 10px;
    color: #666;
    text-align: center;
}

/* ── Building Tooltip ────────────────────────────────────────────────────── */

.building-tooltip {
    position: fixed;
    z-index: 9999;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 10px 13px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.18);
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 12px;
    min-width: 170px;
    max-width: 240px;
    pointer-events: none;
}

.building-tooltip .tt-name {
    font-size: 13px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 4px;
    border-bottom: 1px solid #eee;
    padding-bottom: 4px;
}

.building-tooltip .tt-meta {
    color: #666;
    font-size: 11px;
    margin-bottom: 6px;
}

.building-tooltip .tt-stat {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    padding: 2px 0;
    color: #333;
}

.building-tooltip .tt-stat-label {
    color: #555;
}

.building-tooltip .tt-stat-value {
    font-weight: 600;
    color: #111;
    text-align: right;
}

.building-tooltip .tt-section {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    color: #999;
    margin: 6px 0 2px;
    letter-spacing: 0.04em;
}

.building-tooltip .tt-gb-range {
    font-size: 10px;
    color: #888;
    font-weight: 400;
}

.building-tooltip .tt-gb-capped {
    font-size: 9px;
    color: #aaa;
    font-weight: 400;
}

.building-tooltip .tt-gb-note {
    font-size: 10px;
    color: #aaa;
    font-style: italic;
    margin-top: 3px;
}

/* ── Building Pool ───────────────────────────────────────────────────────── */

.pool-panel {
    background: #f0f4f8;
    border-left: 2px solid #dee2e6;
    border-radius: 0 0 12px 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pool-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px 6px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: #555;
    border-bottom: 1px solid #dee2e6;
    background: linear-gradient(135deg, #e8ecf2, #dde2ea);
    flex-shrink: 0;
}

.pool-count {
    background: #6c757d;
    color: white;
    font-size: 10px;
    font-weight: 700;
    border-radius: 10px;
    padding: 1px 7px;
    min-width: 20px;
    text-align: center;
}

.pool-count.has-items {
    background: #007bff;
}

.pool-hint {
    font-size: 9px;
    color: #888;
    padding: 6px 10px;
    line-height: 1.4;
    border-bottom: 1px solid #e0e4e8;
    flex-shrink: 0;
}

.pool-list {
    flex: 1;
    overflow-y: auto;
    padding: 6px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pool-list::-webkit-scrollbar {
    width: 5px;
}

.pool-list::-webkit-scrollbar-track {
    background: #f0f4f8;
}

.pool-list::-webkit-scrollbar-thumb {
    background: #bbb;
    border-radius: 3px;
}

.pool-item {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 6px 8px;
    background: white;
    border: 1px solid #dde1e6;
    border-radius: 5px;
    cursor: grab;
    font-size: 10px;
    transition: background 0.15s, border-color 0.15s;
    border-left-width: 4px;
    user-select: none;
}

.pool-item:hover {
    background: #eef2f7;
    border-color: #007bff;
}

.pool-item:hover .pool-item-name {
    color: #007bff;
}

.pool-item-name {
    flex: 1;
    color: #333;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.pool-item-size {
    font-size: 9px;
    color: #999;
    flex-shrink: 0;
}

.pool-item-count {
    font-size: 9px;
    font-weight: 700;
    color: #fff;
    background: #5a7bb5;
    border-radius: 10px;
    padding: 1px 5px;
    flex-shrink: 0;
}

.pool-section-header {
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: #7a8a9e;
    padding: 8px 8px 3px;
    margin-top: 2px;
}

.pool-section-header:first-child {
    margin-top: 0;
}

.pool-empty {
    text-align: center;
    color: #bbb;
    font-size: 10px;
    padding: 20px 10px;
    line-height: 1.6;
}

.pool-drag-ghost {
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    padding: 4px 10px;
    border-radius: 5px;
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
    box-shadow: 0 3px 10px rgba(0,0,0,0.25);
    opacity: 0.9;
    border: 2px solid rgba(255,255,255,0.5);
}

canvas.pool-drag-over {
    box-shadow: 0 0 0 3px #007bff, 0 4px 12px rgba(0,0,0,0.1);
}

/* ── End Building Pool ───────────────────────────────────────────────────── */

/* ── Context Menu ────────────────────────────────────────────────────────── */

.ctx-menu {
    position: fixed;
    z-index: 10000;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 7px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.18);
    padding: 4px 0;
    min-width: 160px;
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 12px;
    user-select: none;
}

.ctx-item {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 14px;
    border: none;
    background: none;
    text-align: left;
    cursor: pointer;
    color: #222;
    font-size: 12px;
    transition: background 0.1s;
}

.ctx-item:hover {
    background: #f0f4ff;
}

.ctx-delete {
    color: #c0392b;
}

.ctx-delete:hover {
    background: #fff0f0;
}

.ctx-divider {
    height: 1px;
    background: #e8e8e8;
    margin: 3px 0;
}

.ctx-label {
    padding: 5px 12px 3px;
    font-size: 11px;
    font-weight: 600;
    color: #555;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── End Context Menu ────────────────────────────────────────────────────── */

/* ── Render Mode / Legend switching ─────────────────────────────────────── */

/* By default show normal legend, hide others */
#colorLegend .legend-expiry { display: none; }
#colorLegend .legend-roads  { display: none; }
#colorLegend .legend-normal { display: block; }

/* When data-mode="expiry", swap */
#colorLegend[data-mode="expiry"] .legend-normal { display: none; }
#colorLegend[data-mode="expiry"] .legend-expiry { display: block; }

/* When data-mode="roads", swap */
#colorLegend[data-mode="roads"] .legend-normal { display: none; }
#colorLegend[data-mode="roads"] .legend-roads  { display: block; }

/* ── End Render Mode ─────────────────────────────────────────────────────── */

/* ── City Tab Bar ────────────────────────────────────────────────────────── */

#cityTabBar {
    display: flex;
    gap: 4px;
    background: #f8f9fa;
    padding: 8px 12px 0;
    border-bottom: 2px solid #dee2e6;
    border-radius: 12px 12px 0 0;
}


.city-tab {
    position: relative;
    padding: 6px 14px;
    border: 1px solid #dee2e6;
    border-bottom: none;
    border-radius: 4px 4px 0 0;
    background: #e0e0e0;
    color: #555;
    font-size: 12px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    white-space: nowrap;
}

.city-tab:hover {
    background: #d0d0d0;
    color: #333;
}

.city-tab.active {
    background: white;
    color: #667eea;
    border-color: #dee2e6;
    border-top: 3px solid #667eea;
    border-bottom: 2px solid white;
    margin-bottom: -2px;
    padding-top: 4px;
    font-weight: 700;
}

/* Dot indicator — shown when the city has buildings */
.city-tab[data-has-buildings="true"]::after {
    content: '';
    position: absolute;
    top: 5px;
    right: 6px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #28a745;
}

/* ── End City Tab Bar ────────────────────────────────────────────────────── */

/* ── City-mode-aware sidebar visibility ─────────────────────────────────── */

/* Building section: main + quantum + settlement + colony all have palettes */
#sidebar:not([data-city-type="main"]):not([data-city-type="quantum"]):not([data-city-type="settlement"]):not([data-city-type="colony"]) #buildingSection { display: none; }
#sidebar[data-city-type="settlement"] .type-filter-grid { display: none; }
#sidebar[data-city-type="colony"]     .type-filter-grid { display: none; }
#sidebar:not([data-city-type="main"]) #mapModeSection  { display: none; }

/* Settlement/colony type pickers: hidden unless on their tab */
#settlementTypeSection { display: none; }
#colonyTypeSection     { display: none; }
#sidebar[data-city-type="settlement"] #settlementTypeSection { display: block; }
#sidebar[data-city-type="colony"]     #colonyTypeSection     { display: block; }

/* ── Settlement type picker ──────────────────────────────────────────────── */

.settlement-type-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 5px;
    margin-bottom: 6px;
}

.settlement-type-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    padding: 7px 4px 6px;
    border: 1.5px solid #d0d0d8;
    border-radius: 6px;
    background: #f5f5f8;
    cursor: pointer;
    font-size: 11px;
    color: #444;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    line-height: 1.2;
    text-align: center;
}

.settlement-type-btn .st-icon {
    font-size: 18px;
    line-height: 1;
}

.settlement-type-btn .st-label {
    font-size: 10px;
    font-weight: 500;
}

.settlement-type-btn:hover {
    background: #e8e8f0;
    border-color: #a0a0c0;
}

.settlement-type-btn.active {
    background: #e8eeff;
    border-color: #667eea;
    color: #3344aa;
    font-weight: 600;
}

.settlement-note {
    font-size: 10px;
    color: #777;
    text-align: center;
    padding: 2px 0 4px;
}

/* Dark mode */
body.dark .settlement-type-btn {
    background: #1e1e2e;
    border-color: #3a3a55;
    color: #9090b0;
}

body.dark .settlement-type-btn:hover {
    background: #252538;
    border-color: #5555a0;
    color: #c0c0d8;
}

body.dark .settlement-type-btn.active {
    background: #2a2a50;
    border-color: #7788ff;
    color: #aabbff;
}

body.dark .settlement-note {
    color: #666688;
}

/* ── End city-mode sidebar ───────────────────────────────────────────────── */

/* ── Import Modal — target bar & city detection ──────────────────────────── */

.import-target-bar {
    background: #e8f4fd;
    border: 1px solid #b8daff;
    border-radius: 6px;
    padding: 8px 12px;
    margin-bottom: 10px;
    font-size: 13px;
    color: #555;
}

.import-target-bar strong {
    color: #004085;
}

#cityDetectionArea {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 10px 14px;
    margin-top: 10px;
}

.detect-title {
    font-size: 12px;
    color: #666;
    margin-bottom: 8px;
}

#cityCheckboxes {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

#cityCheckboxes label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    cursor: pointer;
    color: #333;
}

#cityCheckboxes label.not-found {
    color: #aaa;
    cursor: default;
}

#cityCheckboxes input[type="checkbox"] {
    accent-color: #007bff;
    width: 15px;
    height: 15px;
    cursor: pointer;
}

#cityCheckboxes label.not-found input[type="checkbox"] {
    cursor: default;
}

/* ── End Import Modal ────────────────────────────────────────────────────── */

/* ══════════════════════════════════════════════════════════════════════════
   DARK MODE
   Toggle by adding class "dark" to <body>
   ══════════════════════════════════════════════════════════════════════════ */

body.dark {
    background: linear-gradient(135deg, #1a1a3e 0%, #2d1b4e 100%);
}

body.dark .container {
    background: rgba(30, 30, 46, 0.94);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.2),
        0 8px 16px rgba(0, 0, 0, 0.3),
        0 24px 48px rgba(0, 0, 0, 0.5),
        0 40px 80px rgba(20, 10, 40, 0.4);
}

body.dark .sidebar {
    background: #252538;
    border-right-color: #3a3a52;
    color: #c0c0d8;
}

body.dark .sidebar-header {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.12), rgba(118, 75, 162, 0.08));
    border-bottom-color: rgba(102, 126, 234, 0.25);
}

body.dark .sidebar-title {
    color: #d0d0e8;
}

body.dark .btn-icon {
    border-color: #3a3a52;
    color: #c0c0d8;
}

body.dark .btn-icon:hover {
    background: #2a2a40;
    border-color: #5a5a78;
}

body.dark .lang-trigger {
    background: #1e1e30;
    border-color: #3a3a52;
    color: #c0c0d8;
}

body.dark .lang-trigger:hover {
    background: #2a2a40;
    border-color: #5a5a78;
}

body.dark .lang-opt-flag {
    background: #2e2e48;
    color: #a0a0c0;
}

body.dark .lang-menu {
    background: #1e1e30;
    border-color: #3a3a52;
    box-shadow: 0 6px 18px rgba(0,0,0,0.4);
}

body.dark .lang-option {
    color: #c0c0d8;
}

body.dark .lang-option:hover {
    background: #2a2a40;
}

body.dark .lang-option.active {
    background: rgba(119, 136, 255, 0.18);
    color: #9090ff;
}

body.dark .section h2,
body.dark .section-header {
    color: #9090b0;
    border-left-color: #7788ff;
}

body.dark .section-header:hover {
    color: #d0d0e8;
}

body.dark .section-sublabel {
    color: #6868a0;
}

body.dark .view-hint {
    color: #6868a0;
}

body.dark .status {
    background: #1a1a2e;
    color: #7070a0;
}

body.dark #cityTabBar {
    background: #252538;
    border-bottom-color: #3a3a52;
}

body.dark .city-tab {
    background: #1e1e2e;
    color: #8080a0;
    border-color: #3a3a52;
}

body.dark .city-tab:hover {
    background: #2a2a40;
    color: #c0c0d8;
}

body.dark .city-tab.active {
    background: #252538;
    color: #9aabff;
    border-top: 3px solid #7788ff;
    border-bottom-color: #252538;
    padding-top: 4px;
    font-weight: 700;
}

body.dark .age-group-header {
    background: #2a2a40;
    color: #9090b0;
}

body.dark .age-group-header:hover {
    background: #333350;
}

body.dark .age-group-header.expanded {
    background: #2a3a60;
    color: #aac0e8;
}

body.dark .tab {
    background: #2a2a40;
    color: #9090b0;
}

body.dark .tab.active {
    background: #0060d0;
    color: #fff;
}

body.dark .type-btn {
    background: #2a2a40;
    border-color: #3a3a52;
    color: #9090b0;
}

body.dark .type-btn.active {
    background: #0060d0;
    border-color: #0060d0;
    color: #fff;
}

body.dark .type-btn:hover:not(.active) {
    background: #323250;
}

body.dark .tool-btn {
    background: #252540;
    border-color: #3a3a5a;
    color: #b0b8d0;
}


body.dark .tool-btn:hover {
    background: #2e2e50;
    border-color: #5060a0;
}

body.dark .import-group {
    background: #0d2b14;
    border-color: #2d6e3a;
}

body.dark .import-group-label {
    color: #4caf6e;
}

body.dark .file-group {
    background: #1e1e30;
    border-color: #3a3a52;
}

body.dark .file-group-label {
    color: #6060a0;
}

body.dark .efficiency-tile-check {
    color: #8080a8;
}


body.dark .legend-toggle {
    color: #7070a0 !important;
}

body.dark .search-box {
    background: #1e1e2e;
    border-color: #3a3a52;
    color: #d0d0e8;
}

body.dark .search-box::placeholder {
    color: #6060a0;
}

body.dark .info-note {
    background: #1a2535;
    border-left-color: #2a4a6b;
    color: #8090a8;
}

body.dark .city-info {
    background: #1a2a1a;
    border-left-color: #2a5a2a;
    color: #90b890;
}

body.dark .building-tooltip {
    background: #252538;
    border-color: #3a3a52;
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
}

body.dark .building-tooltip .tt-name { color: #e0e0f0; }
body.dark .building-tooltip .tt-meta { color: #8080a8; }
body.dark .building-tooltip .tt-stat { color: #c0c0d8; }
body.dark .building-tooltip .tt-stat-label { color: #8080a8; }
body.dark .building-tooltip .tt-stat-value { color: #e0e0f0; }
body.dark .building-tooltip .tt-section { color: #6868a0; }
body.dark .building-tooltip .tt-gb-range,
body.dark .building-tooltip .tt-gb-capped,
body.dark .building-tooltip .tt-gb-note { color: #6060a0; }

body.dark .modal-content {
    background: #252538;
    color: #d0d0e8;
    border: 1px solid #3a3a52;
}

body.dark .modal-content h2 {
    color: #e0e0f0;
}

body.dark .modal-content textarea {
    background: #1e1e2e;
    color: #d0d0e8;
    border-color: #3a3a52;
}

body.dark .modal-content label {
    color: #c0c0d8;
}

body.dark .modal-content select,
body.dark .modal-content input[type="text"],
body.dark .modal-content input[type="number"] {
    background: #1e1e2e;
    border: 1px solid #3a3a52;
    color: #d0d0e8;
}

body.dark .import-instructions {
    background: #2a2010;
    border-left-color: #8060a0;
    color: #c0b090;
}

body.dark .clipboard-status        { background: #2a2a3a; color: #aaa; }
body.dark .clipboard-status.success { background: #1a3a2a; color: #6dc88a; }
body.dark .clipboard-status.error   { background: #3a1a1a; color: #e08080; }

body.dark .import-manual-fallback { color: #888; }

body.dark .import-target-bar {
    background: #1a2535;
    border-color: #2a4a6b;
    color: #8090a8;
}

body.dark .import-target-bar strong {
    color: #7aaedf;
}

body.dark #cityDetectionArea {
    background: #1e1e2e;
    border-color: #3a3a52;
}

body.dark .detect-title {
    color: #8080a8;
}

body.dark #cityCheckboxes label {
    color: #c0c0d8;
}

body.dark .efficiency-pertile-label,
body.dark .efficiency-tile-check {
    color: #8080a8;
}

body.dark .pool-panel {
    background: #1e2030;
    border-left-color: #3a3a52;
}

body.dark .pool-header {
    background: linear-gradient(135deg, #252538, #1e2040);
    color: #8080a8;
    border-bottom-color: #3a3a52;
}

body.dark .pool-hint {
    color: #505078;
    border-bottom-color: #3a3a52;
}

body.dark .pool-item {
    background: #252538;
    border-color: #3a3a52;
}

body.dark .pool-item:hover {
    background: #2a2a50;
    border-color: #4a7abf;
}

body.dark .pool-item-name {
    color: #c0c0d8;
}

body.dark .pool-item-size {
    color: #606090;
}

body.dark .pool-item-count {
    background: #3a5a9a;
}

body.dark .pool-section-header {
    color: #6a6a90;
}

body.dark .pool-empty {
    color: #505078;
}

body.dark .ctx-menu {
    background: #252538;
    border-color: #3a3a52;
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}

body.dark .ctx-item {
    color: #d0d0e8;
}

body.dark .ctx-item:hover {
    background: #2a2a50;
}

body.dark .ctx-delete {
    color: #ff6b6b;
}

body.dark .ctx-delete:hover {
    background: #3a1515;
}

body.dark .ctx-divider {
    background: #3a3a52;
}

body.dark .ctx-label {
    color: #aaa;
}

body.dark .prod-section {
    background: #1e1e2e;
    border-color: #3a3a52;
}

body.dark .prod-section-title {
    color: #7070a0;
    border-bottom-color: #3a3a52;
}

body.dark .prod-resource-group {
    background: #252538;
    border-color: #3a3a52;
}

body.dark .prod-resource-label {
    color: #c0c0d8;
    border-bottom-color: #3a3a52;
}

body.dark .prod-row-total {
    border-top-color: #3a3a52;
}

body.dark .prod-label {
    color: #a0a0c8;
}

body.dark .prod-value {
    color: #e0e0f0;
}

body.dark .prod-boost-group {
    background: #1e1e2e;
    border-color: #3a3a52;
}

body.dark .prod-boost-group-title {
    color: #7070a0;
    border-bottom-color: #3a3a52;
}

body.dark .prod-notice {
    background: #2a2010;
    border-left-color: #8060a0;
}

body.dark .prod-summary-bar {
    color: #6060a0;
}

body.dark .canvas-container {
    background: #1a1a2a;
}

body.dark canvas {
    border-color: #3a3a52;
}

body.dark .controls label {
    color: #9090b0;
}

body.dark .controls input {
    background: #1e1e2e;
    border: 1px solid #3a3a52;
    color: #d0d0e8;
}

body.dark .progress-container {
    background: #1e1e2e;
}

body.dark .progress-bar {
    background: #3a3a52;
}

body.dark .progress-text {
    color: #8080a8;
}

/* Fix inline-styled legend note boxes in dark mode */
body.dark #colorLegend [style*="background:#f9f9f9"],
body.dark #colorLegend [style*="background: #f9f9f9"] {
    background: #2a2a40 !important;
    color: #8080a0 !important;
}

/* ── End Dark Mode ───────────────────────────────────────────────────────── */

/* ══════════════════════════════════════════════════════════════════════════
   RESPONSIVE / MOBILE  (≤ 768 px)
   ══════════════════════════════════════════════════════════════════════════ */

/* Toggle buttons — hidden on desktop, shown by media query on mobile */
.menu-toggle-btn,
.pool-toggle-btn {
    display: none;
    font-size: 18px;
    padding: 6px 12px;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    body {
        padding: 0;
        align-items: flex-start;
    }

    .container {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto 1fr auto;
        border-radius: 0;
        max-width: 100%;
        max-height: 100dvh;
        height: 100dvh;
        width: 100vw;
    }

    #cityTabBar {
        grid-column: 1;
        grid-row: 1;
        border-radius: 0;
        overflow-x: auto;
        flex-wrap: nowrap;
    }

    .menu-toggle-btn,
    .pool-toggle-btn {
        display: flex;
    }

    /* Sidebar — collapsible top drawer, open by default */
    .sidebar {
        grid-column: 1;
        grid-row: 2;
        border-right: none;
        border-bottom: 2px solid #dee2e6;
        border-radius: 0;
        max-height: 0;
        overflow: hidden;
        padding: 0 15px;
        transition: max-height 0.3s ease, padding 0.3s ease;
    }

    .sidebar.mobile-open {
        max-height: 55vh;
        padding: 15px;
        overflow-y: auto;
    }

    /* Canvas fills the main area */
    .canvas-container {
        grid-column: 1;
        grid-row: 3;
        padding: 8px;
        width: 100%;
        overflow: hidden;
    }

    /* Pool panel — collapsible bottom drawer, hidden by default */
    .pool-panel {
        grid-column: 1;
        grid-row: 4;
        border-left: none;
        border-top: 2px solid #dee2e6;
        border-radius: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        display: flex;
    }

    .pool-panel.mobile-open {
        max-height: 40vh;
    }
}

/* Dark-mode adjustments for mobile drawers */
@media (max-width: 768px) {
    body.dark .sidebar    { border-bottom-color: #3a3a52; }
    body.dark .pool-panel { border-top-color:    #3a3a52; }
}

/* ── End Responsive ──────────────────────────────────────────────────────── */