/* map_area.css */
/* Map Area & Drill-down Styles */

.app-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    min-height: 400px;
    position: relative;
    background: #fff;
    border-radius: 8px;
    padding: 10px;
}

/* Header / Nav */
.app-nav {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.app-nav.hidden {
    display: none;
}

#current-area-title {
    margin: 0;
    font-size: 1.2rem;
    color: #333;
}

/* View Sections */
.view-section {
    width: 100%;
    animation: fadeIn 0.3s ease;
}

.view-section.hidden {
    display: none;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Japan Map View */
.japan-map-wrapper {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

#japan-map-svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(2px 4px 6px rgba(0, 0, 0, 0.1));
}

.region-path {
    stroke: #fff;
    stroke-width: 2;
    cursor: pointer;
    transition: all 0.2s;
}

.region-path:hover {
    filter: brightness(0.9);
    transform: translateY(-2px);
}

/* Region Colors (Yahoo Weather Style Approx) */
.region-path[data-region="北海道・東北"] {
    fill: #87CEEB;
}

.region-path[data-region="関東"] {
    fill: #90EE90;
}

.region-path[data-region="中部"] {
    fill: #FFB6C1;
}

.region-path[data-region="近畿"] {
    fill: #FFD700;
}

.region-path[data-region="中国"] {
    fill: #FFA07A;
}

.region-path[data-region="四国"] {
    fill: #FFDAB9;
}

.region-path[data-region="九州・沖縄"] {
    fill: #DDA0DD;
}

/* Grid Layouts (Prefectures / Cities) */
.grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 12px;
}

.grid-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 15px 10px;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    color: #495057;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.grid-btn:hover {
    background: #e9ecef;
    border-color: #adb5bd;
    transform: translateY(-2px);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.grid-btn.primary {
    background: #e3f2fd;
    border-color: #90caf9;
    color: #1976d2;
}

.grid-btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: #eee;
}

/* Loading */
.loading-spinner {
    text-align: center;
    padding: 40px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    margin: 0 auto;
    animation: spin 1s infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

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

.hidden {
    display: none !important;
}