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

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #000;
    color: #1a1a1a;
    overflow: hidden;
}

/* Full screen map */
#map {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 0;
}

/* City filter overlay */
.city-filter-overlay {
    position: fixed;
    top: 24px;
    left: 24px;
    z-index: 1000;
    display: flex;
    gap: 12px;
}

.city-filter-btn {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: none;
    border-radius: 12px;
    padding: 14px 20px;
    font-size: 15px;
    font-weight: 500;
    color: #1a1a1a;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    cursor: pointer;
    outline: none;
    min-width: 200px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.city-filter-btn:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.16);
}

.city-filter-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    min-width: 320px;
    max-height: 70vh;
    overflow-y: auto;
    display: none;
}

.city-filter-dropdown.show {
    display: block;
}

.filter-header {
    padding: 16px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.filter-header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.clear-filters-btn {
    background: none;
    border: none;
    color: #666;
    font-size: 13px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.clear-filters-btn:hover {
    background: #f0f0f0;
    color: #1a1a1a;
}

.add-city-container {
    position: relative;
}

.add-city-toggle-btn {
    background: #1a1a1a;
    border: none;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.2s ease;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.add-city-toggle-btn:hover:not(:disabled) {
    background: #333;
}

.add-city-toggle-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.add-city-toggle-btn.active {
    background: #333;
}

.add-city-popover {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    padding: 12px;
    min-width: 280px;
    display: none;
    z-index: 1001;
}

.add-city-popover.show {
    display: block;
}

.city-checkboxes {
    padding: 8px;
}

.country-group {
    margin-bottom: 8px;
}

.country-group:last-child {
    margin-bottom: 0;
}

.country-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #999;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.02);
    border-radius: 6px;
    cursor: pointer;
    user-select: none;
    transition: background 0.2s ease;
}

.country-header:hover {
    background: rgba(0, 0, 0, 0.04);
}

.country-collapse {
    font-size: 10px;
    color: #666;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.country-checkbox {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: #1a1a1a;
    flex-shrink: 0;
    margin: 0;
}

.country-name {
    flex: 1;
}

.country-count {
    font-size: 11px;
    color: #999;
}

.country-cities {
    display: block;
}

.city-checkbox-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    margin-left: 24px;
    cursor: pointer;
    border-radius: 8px;
    transition: background 0.2s ease;
}

.city-checkbox-item:hover {
    background: rgba(0, 0, 0, 0.03);
}

.city-checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: #1a1a1a;
    flex-shrink: 0;
}

.city-checkbox-label {
    flex: 1;
    font-size: 14px;
    color: #1a1a1a;
    cursor: pointer;
    user-select: none;
}

.city-checkbox-count {
    font-size: 13px;
    color: #999;
    cursor: pointer;
}

.city-refresh-btn {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    color: #666;
    font-size: 16px;
    border-radius: 4px;
    transition: all 0.2s ease;
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.city-refresh-btn:hover:not(:disabled) {
    background: rgba(0, 0, 0, 0.05);
    color: #1a1a1a;
}

.city-refresh-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.city-status-icon {
    font-size: 14px;
    flex-shrink: 0;
}

.city-status-icon.error {
    color: #c62828;
    cursor: help;
}

.city-indexing-loader {
    color: #666;
    animation: rotate 1s linear infinite;
}

/* City item wrapper */
.city-item {
    margin-bottom: 4px;
}

.city-last-refreshed {
    font-size: 10px;
    color: #bbb;
    padding: 0 12px 6px 54px;
    display: block;
    user-select: none;
}

/* Mini exhibition list */
.city-exhibitions-mini {
    padding: 0;
    background: rgba(0, 0, 0, 0.01);
    margin-left: 12px;
    font-size: 11px;
}

.mini-venue-group {
    margin-bottom: 6px;
    padding: 4px 6px;
    border-radius: 4px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.mini-venue-group.selected {
    background: rgba(255, 87, 34, 0.1);
    border-left: 3px solid #ff5722;
    padding-left: 3px;
}

.mini-venue-name {
    font-weight: 600;
    color: #666;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    padding: 2px 6px;
    margin-bottom: 2px;
}

.mini-exhibition {
    color: #1a1a1a;
    padding: 2px 6px 2px 12px;
    font-size: 11px;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 4px;
    margin-bottom: 1px;
}

.mini-exhibition:hover {
    background: rgba(0, 0, 0, 0.03);
}

.city-autocomplete-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #e8e8e8;
    border-radius: 8px;
    font-size: 13px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    outline: none;
    transition: all 0.2s ease;
    margin-bottom: 8px;
}

.city-autocomplete-input:focus {
    border-color: #1a1a1a;
    box-shadow: 0 0 0 2px rgba(26, 26, 26, 0.05);
}

.city-autocomplete-input::placeholder {
    color: #999;
}

.city-autocomplete-input:disabled {
    background: #f5f5f5;
    cursor: not-allowed;
    opacity: 0.6;
}

.add-city-submit-btn {
    width: 100%;
    background: #1a1a1a;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.add-city-submit-btn:hover:not(:disabled) {
    background: #333;
}

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

.spinner-small {
    width: 16px;
    height: 16px;
    animation: rotate 1s linear infinite;
}

.spinner-small circle {
    stroke: #fff;
    stroke-linecap: round;
    animation: dash 1.5s ease-in-out infinite;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 3000;
    align-items: center;
    justify-content: center;
}

.modal.open {
    display: flex;
}

.modal-content {
    background: #fff;
    border-radius: 16px;
    padding: 32px;
    width: 90%;
    max-width: 500px;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 32px;
    color: #999;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: #f0f0f0;
    color: #1a1a1a;
}

.modal h2 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 24px;
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.city-input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #e8e8e8;
    border-radius: 10px;
    font-size: 15px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    outline: none;
    transition: all 0.2s ease;
}

.city-input:focus {
    border-color: #1a1a1a;
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.05);
}

.city-input::placeholder {
    color: #999;
}

.index-btn {
    background: #1a1a1a;
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.index-btn:hover:not(:disabled) {
    background: #333;
}

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

.spinner {
    width: 20px;
    height: 20px;
    animation: rotate 1s linear infinite;
}

.spinner circle {
    stroke: #fff;
    stroke-linecap: round;
    animation: dash 1.5s ease-in-out infinite;
}

@keyframes rotate {
    100% { transform: rotate(360deg); }
}

@keyframes dash {
    0% {
        stroke-dasharray: 1, 150;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 90, 150;
        stroke-dashoffset: -35;
    }
    100% {
        stroke-dasharray: 90, 150;
        stroke-dashoffset: -124;
    }
}

.index-status {
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    display: none;
    max-height: 300px;
    overflow-y: auto;
    text-align: left;
    line-height: 1.5;
}

.index-status.success {
    display: block;
    background: #e8f5e9;
    color: #2e7d32;
}

.index-status.error {
    display: block;
    background: #ffebee;
    color: #c62828;
}

.last-indexed {
    font-size: 13px;
    color: #666;
    text-align: center;
}

/* Exhibition sidebar */
.exhibition-sidebar {
    position: fixed;
    top: 0;
    right: -480px;
    width: 480px;
    height: 100%;
    background: #fff;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
    z-index: 2000;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.exhibition-sidebar.open {
    right: 0;
}

.sidebar-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 32px;
    color: #999;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
    z-index: 10;
}

.sidebar-close:hover {
    background: #f0f0f0;
    color: #1a1a1a;
}

.sidebar-content {
    padding: 24px;
}

.sidebar-content h2 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 24px;
    padding-right: 40px;
}

/* Exhibition grid */
.exhibition-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.exhibition-card {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.exhibition-card:hover {
    border-color: #1a1a1a;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.exhibition-card.highlighted {
    border-color: #ff5722;
    border-width: 2px;
    box-shadow: 0 4px 16px rgba(255, 87, 34, 0.2);
    background: rgba(255, 87, 34, 0.02);
}

.exhibition-image {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
    display: block;
}

.exhibition-info {
    padding: 20px;
}

.exhibition-artist {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: #999;
    margin-bottom: 8px;
}

.exhibition-title {
    font-size: 18px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 12px;
    line-height: 1.3;
}

.exhibition-venue {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.exhibition-venue::before {
    content: "📍";
    font-size: 12px;
}

.exhibition-dates {
    font-size: 13px;
    color: #999;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.exhibition-dates::before {
    content: "🗓";
    font-size: 12px;
}

.exhibition-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #1a1a1a;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 16px;
    border: 1px solid #e8e8e8;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.exhibition-link:hover {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
}

.exhibition-link::after {
    content: "→";
    font-size: 16px;
}

/* Loading & Empty states */
.loading, .no-results {
    text-align: center;
    color: #999;
    padding: 48px 24px;
    font-size: 15px;
}

.sidebar-limit-note {
    text-align: center;
    color: #999;
    font-size: 13px;
    padding: 12px 16px 24px;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .city-filter-overlay {
        top: 16px;
        left: 16px;
        right: 16px;
        flex-wrap: wrap;
    }

    .city-select {
        flex: 1;
        min-width: 150px;
    }

    .exhibition-sidebar {
        width: 100%;
        right: -100%;
    }

    .sidebar-content {
        padding: 20px;
    }

    .sidebar-content h2 {
        font-size: 20px;
    }

    .exhibition-card {
        border-radius: 10px;
    }

    .exhibition-title {
        font-size: 16px;
    }
}

/* Scrollbar styling */
.exhibition-sidebar::-webkit-scrollbar,
.index-status::-webkit-scrollbar {
    width: 6px;
}

.exhibition-sidebar::-webkit-scrollbar-track,
.index-status::-webkit-scrollbar-track {
    background: transparent;
}

.exhibition-sidebar::-webkit-scrollbar-thumb,
.index-status::-webkit-scrollbar-thumb {
    background: #e8e8e8;
    border-radius: 3px;
}

.exhibition-sidebar::-webkit-scrollbar-thumb:hover,
.index-status::-webkit-scrollbar-thumb:hover {
    background: #d0d0d0;
}