/* Modern Styles for Asian Hiking Trails Map */

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

:root {
    --primary-color: #3F7D20;
    --primary-dark: #2C5E14;
    --primary-light: #72B01D;
    --secondary-color: #F3A712;
    --accent-color: #29335C;
    --text-color: #333333;
    --text-light: #666666;
    --background-color: #FFFFFF;
    --background-light: #F8F9FA;
    --border-color: #E0E0E0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

/* Header */
header {
    background-color: var(--primary-color);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
}

.logo h1 {
    font-size: 1.5rem;
    margin: 0;
    display: flex;
    align-items: center;
}

.logo h1 i {
    margin-right: 10px;
}

.search-container {
    display: flex;
    max-width: 400px;
    width: 100%;
}

#search-input {
    flex-grow: 1;
    padding: 10px 15px;
    border: none;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-size: 14px;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

#search-button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

#search-button:hover {
    background-color: #E09711;
}

/* Main Content */
main {
    display: flex;
    height: calc(100vh - 120px);
    position: relative;
}

/* Map Container */
#map-container {
    flex-grow: 1;
    position: relative;
    z-index: 1;
}

#map {
    height: 100%;
    width: 100%;
}

/* Panels */
.panel {
    background-color: white;
    width: 350px;
    height: 100%;
    box-shadow: var(--shadow);
    z-index: 2;
    transition: var(--transition);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.panel-header {
    background-color: var(--primary-color);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h2 {
    font-size: 1.2rem;
    margin: 0;
}

.panel-content {
    padding: 20px;
    overflow-y: auto;
    flex-grow: 1;
}

.close-btn, .toggle-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.close-btn:hover, .toggle-btn:hover {
    transform: scale(1.1);
}

/* Info Panel */
#info-panel {
    position: absolute;
    left: 0;
    top: 0;
    transform: translateX(-100%);
    height: 100%;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

#info-panel.active {
    transform: translateX(0);
}

.select-trail-message {
    color: var(--text-light);
    text-align: center;
    margin-top: 50px;
    font-style: italic;
}

/* Control Panel */
#control-panel {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.filter-section {
    margin-bottom: 25px;
    background-color: var(--background-light);
    padding: 15px;
    border-radius: var(--border-radius);
}

.filter-section h3 {
    font-size: 1rem;
    margin-bottom: 12px;
    color: var(--primary-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.filter-count {
    background-color: var(--secondary-color);
    color: white;
    font-size: 0.8rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: normal;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 5px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.checkbox-group label:hover {
    background-color: rgba(63, 125, 32, 0.1);
}

select {
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    width: 100%;
    background-color: white;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%233F7D20' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 1em;
}

input[type="checkbox"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--primary-color);
    border-radius: 3px;
    position: relative;
    cursor: pointer;
}

input[type="checkbox"]:checked {
    background-color: var(--primary-color);
}

input[type="checkbox"]:checked::after {
    content: "";
    position: absolute;
    left: 5px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Filtered Trails List */
.filtered-trails-list {
    margin-top: 25px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.filtered-trails-list h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.filtered-trails-list .count-badge {
    background-color: var(--secondary-color);
    color: white;
    font-size: 0.8rem;
    padding: 2px 8px;
    border-radius: 10px;
}

.filtered-trails-list ul {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 300px;
    overflow-y: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.filtered-trails-list li {
    padding: 12px 15px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.filtered-trails-list li:last-child {
    border-bottom: none;
}

.filtered-trails-list li:hover {
    background-color: rgba(63, 125, 32, 0.1);
}

.filtered-trails-list .trail-name {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 3px;
}

.filtered-trails-list .trail-location {
    font-size: 0.85rem;
    color: var(--text-light);
    display: block;
    margin-bottom: 5px;
}

.filtered-trails-list .trail-difficulty {
    display: inline-block;
    font-size: 0.75rem;
    padding: 3px 8px;
    border-radius: 3px;
    margin-top: 4px;
}

.filtered-trails-list .difficulty-easy {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.filtered-trails-list .difficulty-moderate {
    background-color: #e3f2fd;
    color: #1565c0;
}

.filtered-trails-list .difficulty-difficult {
    background-color: #fff3e0;
    color: #e65100;
}

.filtered-trails-list .difficulty-very-difficult {
    background-color: #fafafa;
    color: #000000;
    border: 1px solid #e0e0e0;
}

/* Elevation Profile */
#elevation-container {
    height: 120px;
    background-color: white;
    border-top: 1px solid var(--border-color);
    padding: 15px;
    display: flex;
    flex-direction: column;
}

#elevation-profile {
    flex-grow: 1;
    background-color: var(--background-light);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-style: italic;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    padding: 12px;
    font-size: 0.9rem;
}

/* Trail Difficulty Colors */
.trail-easy {
    color: #4CAF50;
}

.trail-moderate {
    color: #2196F3;
}

.trail-difficult {
    color: #FF5722;
}

.trail-very-difficult {
    color: #000000;
}

/* Region Colors */
.region-himalayan {
    color: #2A8C43;
}

.region-east-asia {
    color: #388E3C;
}

.region-southeast-asia {
    color: #43A047;
}

.region-central-asia {
    color: #4CAF50;
}

.region-middle-east {
    color: #66BB6A;
}

.region-south-korea {
    color: #26A69A;
}

/* Trail Info Styling */
.trail-info-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.trail-info-header h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.trail-info-header p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.trail-image-container {
    margin-bottom: 20px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.trail-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.trail-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 20px;
}

.stat-item {
    background-color: var(--background-light);
    padding: 12px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.stat-item .label {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 3px;
}

.stat-item .value {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-color);
}

.trail-description {
    margin-bottom: 20px;
    line-height: 1.7;
}

.trail-highlights h4 {
    margin-bottom: 12px;
    font-size: 1.1rem;
    color: var(--primary-color);
}

.highlights-list {
    list-style-type: none;
    margin-bottom: 20px;
}

.highlights-list li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    border-bottom: 1px dashed var(--border-color);
}

.highlights-list li:last-child {
    border-bottom: none;
}

.highlights-list li:before {
    content: "•";
    position: absolute;
    left: 5px;
    color: var(--primary-color);
    font-size: 1.2rem;
}

/* Trail Path Styling */
.trail-path {
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-opacity: 0.8;
    animation: dash 1.5s linear forwards;
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
}

@keyframes dash {
    to {
        stroke-dashoffset: 0;
    }
}

.trail-marker {
    transition: all 0.3s ease;
}

.trail-marker:hover {
    transform: scale(1.2);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .panel {
        width: 300px;
    }
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 10px;
        padding: 15px;
    }
    
    .search-container {
        width: 100%;
    }
    
    main {
        height: calc(100vh - 160px);
    }
    
    .panel {
        width: 85%;
        max-width: 350px;
    }
    
    #control-panel {
        transform: translateX(100%);
    }
    
    #control-panel.active {
        transform: translateX(0);
    }
    
    #elevation-container {
        height: 100px;
    }
    
    .trail-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .panel {
        width: 100%;
        max-width: none;
    }
    
    .panel-content {
        padding: 15px;
    }
    
    .filter-section {
        padding: 10px;
        margin-bottom: 15px;
    }
}

/* Leaflet Custom Styles */
.leaflet-popup-content-wrapper {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.leaflet-popup-content {
    margin: 12px 15px;
    line-height: 1.5;
}

.custom-popup h3 {
    margin: 0 0 8px 0;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.custom-popup p {
    margin: 0 0 8px 0;
    color: var(--text-color);
}

.custom-popup .view-details {
    display: inline-block;
    margin-top: 10px;
    padding: 6px 12px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    transition: var(--transition);
}

.custom-popup .view-details:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

/* Custom Controls */
.map-controls {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.map-control-button {
    background-color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.map-control-button:hover {
    background-color: var(--background-light);
    transform: scale(1.05);
}

.map-control-button i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

/* Loading Indicator */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(63, 125, 32, 0.2);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}