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

:root {
    --bg-dark: #0a0e27;
    --bg-darker: #050814;
    --bg-card: #131829;
    --primary: #a78bfa;
    --primary-bright: #c4b5fd;
    --accent: #06b6d4;
    --accent-bright: #22d3ee;
    --text: #e2e8f0;
    --text-dim: #94a3b8;
    --text-dimmer: #64748b;
    --border: #1e293b;
    --border-bright: #334155;
    --success: #10b981;
    --danger: #ef4444;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text);
    overflow: hidden;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-bright);
    padding: 1rem 2rem 0;
    flex-shrink: 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.75rem;
}

.home-link {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

.home-link:hover {
    color: var(--primary-bright);
}

/* Menu Bar */
.menu-bar {
    display: flex;
    gap: 0.25rem;
    padding-bottom: 0;
}

.menu-item {
    position: relative;
}

.menu-btn {
    background: transparent;
    border: none;
    color: var(--text);
    padding: 0.5rem 0.875rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s;
    border-radius: 4px 4px 0 0;
}

.menu-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.menu-item.open .menu-btn {
    background-color: var(--bg-darker);
}

.menu-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-darker);
    border: 1px solid var(--border-bright);
    border-radius: 0 4px 4px 4px;
    min-width: 220px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    display: none;
    z-index: 1000;
    padding: 0.25rem 0;
}

.menu-item.open .menu-dropdown {
    display: block;
}

.menu-option {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text);
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    cursor: pointer;
    font-family: inherit;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    transition: background-color 0.15s;
}

.menu-option:hover {
    background-color: rgba(167, 139, 250, 0.15);
}

.menu-option.active {
    background-color: rgba(167, 139, 250, 0.1);
    color: var(--primary-bright);
}

.menu-shortcut {
    font-size: 0.75rem;
    color: var(--text-dimmer);
    font-family: 'Monaco', 'Courier New', monospace;
}

.menu-separator {
    height: 1px;
    background-color: var(--border);
    margin: 0.25rem 0;
}

/* Submenu */
.submenu-container {
    position: relative;
}

.menu-option.has-submenu {
    width: 100%;
}

.submenu-arrow {
    margin-left: auto;
    opacity: 0.5;
}

.submenu {
    position: absolute;
    left: 100%;
    top: 0;
    background-color: var(--bg-darker);
    border: 1px solid var(--border-bright);
    border-radius: 4px;
    min-width: 160px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    display: none;
    padding: 0.25rem 0;
    z-index: 1001;
}

.submenu-container:hover .submenu {
    display: block;
}

.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.375rem;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: var(--bg-dark);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(167, 139, 250, 0.4);
}

.btn-danger {
    background-color: var(--danger);
    color: white;
}

.btn-danger:hover {
    background-color: #dc2626;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--border-bright);
    color: var(--text);
    border: 1px solid var(--border-bright);
}

.btn-secondary:hover {
    background-color: #475569;
    transform: translateY(-1px);
}

.container {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.pane {
    overflow: hidden;
    position: relative;
}

.map-pane {
    flex: 2;
    min-width: 300px;
}

.code-pane {
    flex: 1;
    min-width: 350px;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-card);
}

.resizer {
    width: 4px;
    background-color: var(--border);
    cursor: col-resize;
    transition: background-color 0.2s;
}

.resizer:hover {
    background-color: var(--primary);
}

.resizer:active {
    background-color: var(--accent);
}

#map {
    width: 100%;
    height: 100%;
    background-color: var(--bg-darker);
}

.map-layer-control {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    z-index: 1000;
    display: flex;
    gap: 0.5rem;
    background-color: var(--bg-card);
    padding: 0.5rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-bright);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.layer-btn {
    padding: 0.25rem 0.75rem;
    background-color: var(--bg-darker);
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    font-family: inherit;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.layer-btn:hover {
    background-color: var(--border);
    color: var(--text);
    border-color: var(--primary);
}

.layer-btn.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: var(--bg-dark);
    border-color: transparent;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background-color: var(--bg-darker);
    border-bottom: 1px solid var(--border);
}

.code-title {
    font-weight: 600;
    color: var(--text-dim);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.format-buttons {
    display: flex;
    gap: 0.5rem;
}

.btn-icon {
    background-color: transparent;
    border: 1px solid var(--border-bright);
    color: var(--text-dim);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s;
    font-family: 'Courier New', monospace;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background-color: var(--border);
    color: var(--text);
    border-color: var(--primary);
}

#geojsonEditor {
    flex: 1;
    width: 100%;
    padding: 1rem;
    background-color: var(--bg-card);
    color: var(--text);
    border: none;
    outline: none;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    resize: none;
    overflow: auto;
}

#geojsonEditor::selection {
    background-color: var(--primary);
    color: var(--bg-dark);
}

/* MapLibre GL JS overrides for dark theme */
.maplibregl-map {
    background-color: var(--bg-darker);
    font-family: 'Inter', sans-serif;
}

/* MapLibre controls */
.maplibregl-ctrl-group {
    background-color: var(--bg-card);
    border: 1px solid var(--border-bright);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.maplibregl-ctrl-group button {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.maplibregl-ctrl-group button:hover {
    background-color: var(--border);
}

.maplibregl-ctrl-group button:last-child {
    border-bottom: none;
}

/* MapLibre popup styling */
.maplibregl-popup-content {
    background-color: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border-bright);
    border-radius: 4px;
    padding: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.maplibregl-popup-tip {
    border-top-color: var(--bg-card);
}

.maplibregl-popup-close-button {
    color: var(--text-dim);
    font-size: 20px;
    padding: 0 8px;
}

.maplibregl-popup-close-button:hover {
    color: var(--text);
    background-color: transparent;
}

/* Attribution */
.maplibregl-ctrl-attrib {
    background-color: rgba(19, 24, 41, 0.8);
}

.maplibregl-ctrl-attrib a {
    color: var(--primary);
}

/* MapLibre controls dark theme */
.maplibregl-ctrl-group {
    background-color: var(--bg-card) !important;
    border: 1px solid var(--border-bright) !important;
    border-radius: 4px !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3) !important;
}

.maplibregl-ctrl-group button {
    background-color: var(--bg-card) !important;
    border-bottom: 1px solid var(--border) !important;
}

.maplibregl-ctrl-group button:hover {
    background-color: var(--border) !important;
}

.maplibregl-ctrl-group button:last-child {
    border-bottom: none !important;
}

/* Navigation control icons - invert for dark theme */
.maplibregl-ctrl-icon {
    filter: invert(1) brightness(2);
}

/* Draw control button styling */
.maplibregl-ctrl button.mapbox-gl-draw_ctrl-draw-btn {
    background-color: var(--bg-card) !important;
    border-bottom: 1px solid var(--border) !important;
}

.maplibregl-ctrl button.mapbox-gl-draw_ctrl-draw-btn:hover {
    background-color: var(--border) !important;
}

.maplibregl-ctrl button.mapbox-gl-draw_ctrl-draw-btn.active {
    background-color: var(--primary) !important;
}

.maplibregl-ctrl button.mapbox-gl-draw_ctrl-draw-btn:last-child {
    border-bottom: none !important;
}

/* Draw control icons - white SVGs for dark theme */
.mapbox-gl-draw_point {
  background-image: url('data:image/svg+xml;utf8,%3Csvg xmlns="http://www.w3.org/2000/svg" width="20" height="20"%3E%3Cpath fill="%23ffffff" d="m10 2c-3.3 0-6 2.7-6 6s6 9 6 9 6-5.7 6-9-2.7-6-6-6zm0 2c2.1 0 3.8 1.7 3.8 3.8 0 1.5-1.8 3.9-2.9 5.2h-1.7c-1.1-1.4-2.9-3.8-2.9-5.2-.1-2.1 1.6-3.8 3.7-3.8z"/%3E%3C/svg%3E');
}

.mapbox-gl-draw_polygon {
  background-image: url('data:image/svg+xml;utf8,%3Csvg xmlns="http://www.w3.org/2000/svg" width="20" height="20"%3E%3Cpath fill="%23ffffff" d="m15 12.3v-4.6c.6-.3 1-1 1-1.7 0-1.1-.9-2-2-2-.7 0-1.4.4-1.7 1h-4.6c-.3-.6-1-1-1.7-1-1.1 0-2 .9-2 2 0 .7.4 1.4 1 1.7v4.6c-.6.3-1 1-1 1.7 0 1.1.9 2 2 2 .7 0 1.4-.4 1.7-1h4.6c.3.6 1 1 1.7 1 1.1 0 2-.9 2-2 0-.7-.4-1.4-1-1.7zm-8-.3v-4l1-1h4l1 1v4l-1 1h-4z"/%3E%3C/svg%3E');
}

.mapbox-gl-draw_line {
  background-image: url('data:image/svg+xml;utf8,%3Csvg xmlns="http://www.w3.org/2000/svg" width="20" height="20"%3E%3Cpath fill="%23ffffff" d="m13.5 3.5c-1.4 0-2.5 1.1-2.5 2.5 0 .3 0 .6.2.9l-3.8 3.8c-.3-.1-.6-.2-.9-.2-1.4 0-2.5 1.1-2.5 2.5s1.1 2.5 2.5 2.5 2.5-1.1 2.5-2.5c0-.3 0-.6-.2-.9l3.8-3.8c.3.1.6.2.9.2 1.4 0 2.5-1.1 2.5-2.5s-1.1-2.5-2.5-2.5z"/%3E%3C/svg%3E');
}

.mapbox-gl-draw_trash {
  background-image: url('data:image/svg+xml;utf8,%3Csvg xmlns="http://www.w3.org/2000/svg" width="20" height="20"%3E%3Cpath fill="%23ffffff" d="M10,3.4 c-0.8,0-1.5,0.5-1.8,1.2H5l-1,1v1h12v-1l-1-1h-3.2C11.5,3.9,10.8,3.4,10,3.4z M5,8v7c0,1,1,2,2,2h6c1,0,2-1,2-2V8h-2v5.5h-1.5V8h-3 v5.5H7V8H5z"/%3E%3C/svg%3E');
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .container {
        flex-direction: column;
    }

    .resizer {
        width: 100%;
        height: 4px;
        cursor: row-resize;
    }

    .map-pane,
    .code-pane {
        min-height: 200px;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--border-bright);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}