/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* Container Layout */
.container {
    display: grid;
    grid-template-columns: 280px 1fr;
    height: 100vh;
    overflow: hidden;
}

/* Control Panel */
.control-panel {
    background: white;
    border-right: 1px solid #ddd;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow: 2px 0 8px rgba(0,0,0,0.05);
}

.control-panel h2 {
    font-size: 1.5rem;
    padding: 1.5rem 1rem;
    border-bottom: 2px solid #3498db;
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    margin: 0;
}

.control-section {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid #eee;
}

.control-section h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    color: #666;
    margin-bottom: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* City Checkboxes */
.city-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.city-checkboxes label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.city-checkboxes label:hover {
    background-color: #f8f9fa;
}

.city-checkboxes input[type="checkbox"] {
    margin-right: 0.5rem;
    cursor: pointer;
    width: 16px;
    height: 16px;
}

/* Name Mode */
.name-mode {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.name-mode label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.name-mode label:hover {
    background-color: #f8f9fa;
}

.name-mode input[type="radio"] {
    margin-right: 0.5rem;
    cursor: pointer;
}

/* Street Search */
.street-search {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

#street-search-input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 0.9rem;
}

#street-search-input:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

#add-street-btn {
    padding: 0.5rem 1rem;
    background: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.2s;
}

#add-street-btn:hover {
    background: #2980b9;
}

/* Street List */
.street-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    min-height: 40px;
}

.street-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    background: #ecf0f1;
    border-radius: 16px;
    font-size: 0.85rem;
    border: 1px solid #bdc3c7;
}

.street-chip .remove-btn {
    background: none;
    border: none;
    color: #e74c3c;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    padding: 0;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.street-chip .remove-btn:hover {
    color: #c0392b;
}

/* Preset Buttons */
.preset-btn {
    width: 100%;
    padding: 0.6rem;
    margin-bottom: 0.5rem;
    background: white;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.preset-btn:hover {
    background: #f8f9fa;
    border-color: #3498db;
}

.preset-btn:last-child {
    margin-bottom: 0;
}

/* Danger Button */
.danger-btn {
    width: 100%;
    padding: 0.6rem;
    background: #e74c3c;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.2s;
}

.danger-btn:hover {
    background: #c0392b;
}

/* Panel Footer */
.panel-footer {
    margin-top: auto;
    padding: 1rem;
    border-top: 1px solid #eee;
    text-align: center;
}

.panel-footer a {
    color: #3498db;
    text-decoration: none;
    font-size: 0.9rem;
}

.panel-footer a:hover {
    text-decoration: underline;
}

/* Matrix Container */
.matrix-container {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: #fafafa;
}

.matrix-header {
    padding: 0.75rem 1rem;
    background: white;
    border-bottom: 1px solid #ddd;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    flex-shrink: 0;
}

.matrix-header h1 {
    font-size: 1.25rem;
    color: #2c3e50;
    margin-bottom: 0.25rem;
}

.subtitle {
    color: #7f8c8d;
    font-size: 0.85rem;
}

.matrix-scroll {
    flex: 1;
    overflow: hidden;
    padding: 0;
    display: flex;
    flex-direction: column;
}

/* Comparison Matrix Table */
.comparison-matrix {
    width: 100%;
    height: 100%;
    table-layout: fixed;
    border-collapse: separate;
    border-spacing: 0;
    background: white;
    display: flex;
    flex-direction: column;
}

.comparison-matrix thead {
    background: linear-gradient(135deg, #34495e 0%, #2c3e50 100%);
    color: white;
    display: table;
    width: 100%;
    table-layout: fixed;
}

.comparison-matrix thead tr {
    display: table-row;
}

.comparison-matrix th {
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid #2c3e50;
    display: table-cell;
}

.comparison-matrix th.street-name-header {
    width: 150px;
    min-width: 100px;
    max-width: 400px;
    position: sticky;
    left: 0;
    background: #5a6c7d;
    color: white;
    z-index: 11;
    box-shadow: 2px 0 4px rgba(0,0,0,0.1);
}

.comparison-matrix th.metro-area-header {
    text-align: left;
    background: #2c3e50;
    color: white;
    font-weight: 600;
    border-bottom: 1px solid #1a252f;
}

.comparison-matrix th.city-header {
    text-align: center;
    background: #2c3e50;
    color: white;
}

.comparison-matrix tbody {
    flex: 1;
    display: grid;
    grid-auto-rows: 1fr;
    width: 100%;
}

.comparison-matrix tbody tr {
    border-bottom: 1px solid #ecf0f1;
    transition: background-color 0.2s;
    display: flex;
    width: 100%;
    min-height: 0;
}

.comparison-matrix tbody tr:hover {
    background-color: #f8f9fa;
}

.comparison-matrix td {
    padding: 0;
    height: 100%;
}

.comparison-matrix td.street-name-cell {
    font-weight: 600;
    position: sticky;
    left: 0;
    background: #f5f5f5;
    box-shadow: 2px 0 4px rgba(0,0,0,0.05);
    z-index: 9;
    padding: 0.75rem 0.75rem 0.75rem 1rem;
    width: 150px;
    min-width: 100px;
    max-width: 400px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.comparison-matrix tbody tr:hover td.street-name-cell {
    background-color: #f8f9fa;
}

.comparison-matrix td.map-cell {
    text-align: center;
    padding: 0;
    border: 2px solid white;
    position: relative;
    height: 100%;
    flex: 1;
    min-width: 0;
}

/* Mini Map Container */
.mini-map-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.mini-map {
    width: 100%;
    height: 100%;
    background: #f5f5f5;
}

.mini-map.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #95a5a6;
    font-size: 0.85rem;
}

.street-count {
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-shadow:
        -1px -1px 0 rgba(0,0,0,0.5),
        1px -1px 0 rgba(0,0,0,0.5),
        -1px 1px 0 rgba(0,0,0,0.5),
        1px 1px 0 rgba(0,0,0,0.5),
        0 0 4px rgba(0,0,0,0.8);
    z-index: 1000;
    pointer-events: none;
}

.street-count.zero {
    color: #95a5a6;
    text-shadow: none;
}

/* Empty State */
.empty-state td {
    padding: 4rem 2rem;
    text-align: center;
}

.empty-message {
    color: #95a5a6;
    font-size: 1.1rem;
}

.empty-message p {
    margin: 0;
}

/* Matrix Footer */
.matrix-footer {
    padding: 0.5rem 1rem;
    background: white;
    border-top: 1px solid #ddd;
    text-align: center;
    font-size: 0.75rem;
    color: #7f8c8d;
    flex-shrink: 0;
}

.matrix-footer a {
    color: #3498db;
    text-decoration: none;
}

.matrix-footer a:hover {
    text-decoration: underline;
}

/* Scrollbar Styling */
.matrix-scroll::-webkit-scrollbar,
.control-panel::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.matrix-scroll::-webkit-scrollbar-track,
.control-panel::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.matrix-scroll::-webkit-scrollbar-thumb,
.control-panel::-webkit-scrollbar-thumb {
    background: #bdc3c7;
    border-radius: 4px;
}

.matrix-scroll::-webkit-scrollbar-thumb:hover,
.control-panel::-webkit-scrollbar-thumb:hover {
    background: #95a5a6;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr;
    }

    .control-panel {
        border-right: none;
        border-bottom: 1px solid #ddd;
        max-height: 40vh;
    }

    .matrix-header h1 {
        font-size: 1.5rem;
    }

    .mini-map-container {
        min-height: 150px;
    }

    .mini-map {
        min-height: 150px;
    }
}

/* Drag and drop styles */
.city-checkboxes label.draggable {
    cursor: move;
    user-select: none;
    transition: background-color 0.2s, opacity 0.2s;
}

.city-checkboxes label.draggable:hover {
    background-color: #f0f0f0;
    border-radius: 3px;
}

.city-checkboxes label.dragging {
    opacity: 0.5;
}

.city-checkboxes label.drag-over {
    background-color: #e3f2fd;
    border-radius: 3px;
    border: 1px dashed #3498db;
}

/* No data state */
.mini-map.no-data {
    background-color: #f5f5f5;
}