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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #333;
    min-height: 100vh;
}

.container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.about-link {
    color: #667eea;
    text-decoration: underline;
    transition: opacity 0.3s;
}

.about-link:hover {
    opacity: 0.7;
}

.nav-links {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.nav-link {
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    color: #667eea;
    font-weight: 500;
    transition: all 0.3s;
    border: 2px solid #667eea;
}

.nav-link:hover {
    background: #667eea;
    color: white;
}

.nav-link.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
}

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

.selector label {
    font-weight: 600;
    color: #555;
}

.search-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-container label {
    font-weight: 600;
    color: #555;
}

.search-input-wrapper {
    position: relative;
    flex: 1;
    max-width: 400px;
}

#laureate-search {
    width: 100%;
    padding: 12px 20px;
    font-size: 1rem;
    border: 2px solid #ddd;
    border-radius: 8px;
    background: white;
    transition: all 0.3s;
}

#laureate-search:hover {
    border-color: #667eea;
}

#laureate-search:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 2px solid #667eea;
    border-top: none;
    border-radius: 0 0 8px 8px;
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.search-suggestions.show {
    display: block;
}

.search-suggestion-item {
    padding: 12px 20px;
    cursor: pointer;
    transition: background-color 0.2s;
    border-bottom: 1px solid #f0f0f0;
}

.search-suggestion-item:last-child {
    border-bottom: none;
}

.search-suggestion-item:hover,
.search-suggestion-item.active {
    background-color: #f8f9fa;
}

.search-suggestion-name {
    font-weight: 600;
    color: #2c3e50;
}

.search-suggestion-details {
    font-size: 0.85rem;
    color: #666;
    margin-top: 4px;
}

#category-select {
    padding: 12px 20px;
    font-size: 1rem;
    border: 2px solid #ddd;
    border-radius: 8px;
    background: white;
    cursor: pointer;
    transition: all 0.3s;
    min-width: 250px;
}

#category-select:hover {
    border-color: #667eea;
}

#category-select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.content {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 20px;
    height: calc(100vh - 250px);
}

.info-panel {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    overflow-y: auto;
}

#info-title {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #2c3e50;
    border-bottom: 3px solid #667eea;
    padding-bottom: 10px;
}

.info-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.placeholder {
    color: #999;
    font-style: italic;
    text-align: center;
    padding: 40px 20px;
}

.laureate-card {
    padding: 20px;
    border-left: 4px solid #667eea;
    background: linear-gradient(to right, #f8f9fa, white);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.laureate-card:hover {
    background: linear-gradient(to right, #e3e9fd, #f0f3ff);
    border-left-color: #764ba2;
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
}

.laureate-card.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-left-color: #4c3a7c;
}

.laureate-name {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 8px;
    color: #667eea;
}

.laureate-card.active .laureate-name {
    color: white;
}

.laureate-year {
    font-size: 1.1rem;
    font-weight: 600;
    color: #764ba2;
    margin-bottom: 8px;
}

.laureate-category {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
}

.category-physics { background: #667eea; }
.category-chemistry { background: #f093fb; }
.category-medicine { background: #4facfe; }
.category-literature { background: #43e97b; }
.category-peace { background: #fa709a; }
.category-economics { background: #feca57; color: #333; }

.laureate-card.active .laureate-year {
    color: rgba(255, 255, 255, 0.95);
}

.laureate-card.active .laureate-category {
    opacity: 0.9;
}

.laureate-achievement {
    font-size: 0.95rem;
    color: #555;
    margin-bottom: 12px;
    line-height: 1.4;
}

.laureate-card.active .laureate-achievement {
    color: rgba(255, 255, 255, 0.9);
}

.laureate-locations {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.9rem;
}

.location-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #666;
}

.laureate-card.active .location-item {
    color: rgba(255, 255, 255, 0.85);
}

.location-icon {
    font-size: 1rem;
}

.shared-info {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid #ddd;
    font-size: 0.85rem;
    color: #777;
    font-style: italic;
}

.laureate-card.active .shared-info {
    border-top-color: rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.8);
}

.co-laureate-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
}

.co-laureate-link:hover {
    text-decoration: underline;
    color: #764ba2;
}

.laureate-card.active .co-laureate-link {
    color: rgba(255, 255, 255, 0.95);
    text-decoration: underline;
}

.map-section {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    overflow: hidden;
    position: relative;
}

#map {
    width: 100%;
    height: 100%;
    min-height: 500px;
}

.legend {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: white;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    z-index: 1000;
}

.legend h3 {
    font-size: 0.9rem;
    margin-bottom: 10px;
    color: #2c3e50;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.legend-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0 4px;
    color: #667eea;
    font-weight: bold;
    line-height: 1;
}

.legend-toggle:hover {
    color: #764ba2;
}

.legend-content {
    transition: max-height 0.3s ease, opacity 0.3s ease;
    max-height: 500px;
    opacity: 1;
    overflow: hidden;
}

.legend.collapsed .legend-content {
    max-height: 0;
    opacity: 0;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 0.85rem;
}

.legend-marker {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.work-marker {
    background: #667eea;
}

.birth-marker {
    background: transparent;
    border: none;
    box-shadow: none;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.birth-marker::before {
    content: '🎂';
}

.legend-line {
    width: 30px;
    height: 3px;
    background: #764ba2;
    opacity: 0.6;
}

.work-location-header {
    margin-bottom: 4px;
    font-weight: 600;
}

.multi-category-example {
    margin-left: 10px;
    margin-bottom: 8px;
    font-size: 0.8rem;
}

#multi-category-marker {
    background-image: conic-gradient(
        from 0deg,
        #667eea 0deg 60deg,
        #f093fb 60deg 120deg,
        #4facfe 120deg 180deg,
        #43e97b 180deg 240deg,
        #fa709a 240deg 300deg,
        #feca57 300deg 360deg
    );
}

.legend-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 12px;
    margin-left: 10px;
}

.legend-category {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: help;
}

.category-emoji {
    font-size: 16px;
    line-height: 1;
}

/* Custom Leaflet popup styles */
.leaflet-popup-content-wrapper {
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.popup-content {
    padding: 5px;
    min-width: 250px;
}

.popup-name {
    font-size: 1.2rem;
    font-weight: bold;
    color: #667eea;
    margin-bottom: 8px;
}

.popup-year {
    font-size: 1rem;
    font-weight: 600;
    color: #764ba2;
    margin-bottom: 8px;
}

.popup-section {
    margin-bottom: 10px;
}

.popup-label {
    font-weight: 600;
    color: #555;
    font-size: 0.85rem;
    margin-bottom: 3px;
}

.popup-value {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.popup-achievement {
    font-size: 0.9rem;
    color: #555;
    line-height: 1.4;
    margin-bottom: 8px;
}

.popup-shared {
    font-size: 0.85rem;
    color: #777;
    font-style: italic;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid #ddd;
}

.popup-link {
    color: #667eea;
    text-decoration: none;
    cursor: pointer;
}

.popup-link:hover {
    text-decoration: underline;
    color: #764ba2;
}

/* Wikipedia link styling */
.wiki-link {
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.2s, transform 0.2s;
    display: inline-block;
    margin-left: 8px;
    font-size: 1.1em;
}

.wiki-link:hover {
    opacity: 1;
    transform: scale(1.15);
}

.laureate-card.active .wiki-link {
    opacity: 0.9;
}

.laureate-card.active .wiki-link:hover {
    opacity: 1;
}

/* Responsive design */
@media (max-width: 1200px) {
    .content {
        grid-template-columns: 1fr;
        height: auto;
    }

    .info-panel {
        max-height: 400px;
    }

    #map {
        min-height: 500px;
    }

    .legend {
        bottom: 10px;
        right: 10px;
        font-size: 0.8rem;
    }
}