/* 災害與極端天氣頁面樣式 */

/* 災害頁面特定變數 */
:root {
    --disaster-extreme: #FF5722;
    --disaster-natural: #FF9800;
    --disaster-human: #795548;
    --severity-high: #F44336;
    --severity-medium: #FF9800;
    --severity-low: #4CAF50;
    --map-height: 400px;
}

/* 災害頁面標題區域 */
.disaster-header {
    text-align: center;
    margin-bottom: 2rem;
}

.disaster-header h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* 災害分類標籤 */
.disaster-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--border-color);
    background-color: var(--surface-color);
    color: var(--text-primary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.tab-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.tab-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* 資料來源設定 */
.data-source-card {
    overflow: hidden;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-light);
}

.source-card-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.25rem 1.35rem;
}

.source-summary,
.source-heading {
    display: flex;
    align-items: center;
}

.source-summary {
    min-width: 0;
    gap: 1.25rem;
}

.source-heading {
    flex: 0 0 auto;
    gap: 0.8rem;
}

.source-mark {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 8px;
    background: var(--primary-color);
    color: white;
    font-size: 0.72rem;
    font-weight: 700;
}

.data-source-card h3 {
    margin: 0 0 0.2rem;
    color: var(--text-primary);
    font-size: 1rem;
}

.source-caption {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.82rem;
}

.source-status-row {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 0.55rem;
    padding: 0.6rem 0.8rem;
    border-radius: 6px;
    background: var(--background-color);
}

.source-status-dot {
    flex: 0 0 auto;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
}

.source-status {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.source-status[data-state="success"] {
    color: var(--severity-low);
}

.source-status-row:has(.source-status[data-state="success"]) .source-status-dot { background: var(--severity-low); }
.source-status-row:has(.source-status[data-state="warning"]) .source-status-dot { background: var(--severity-medium); }

.source-status[data-state="warning"] {
    color: var(--severity-medium);
}

.source-status[data-state="loading"] {
    color: var(--primary-color);
}

.source-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.source-controls input {
    min-width: 260px;
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--background-color);
    color: var(--text-primary);
}

.source-controls button,
.source-settings-link {
    box-sizing: border-box;
    flex: 0 0 132px;
    width: 132px;
    height: 42px;
    padding: 0.65rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    line-height: 1;
}

.source-settings-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background-color: var(--background-color);
    color: var(--text-primary);
    text-decoration: none;
}

.source-settings-link:hover {
    background-color: var(--border-color);
    color: var(--text-primary);
}

#save-cwa-key-btn {
    background-color: var(--primary-color);
    color: white;
}

#save-cwa-key-btn:hover {
    background-color: #1976D2;
}

#refresh-disaster-data-btn {
    background-color: var(--background-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

#refresh-disaster-data-btn:hover {
    background-color: var(--border-color);
}

/* 地圖容器 */
.disaster-map-container {
    margin-bottom: 2rem;
}

.map-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.map-header h3 {
    margin: 0;
    color: var(--primary-color);
}

.map-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.map-controls select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--surface-color);
    color: var(--text-primary);
}

#locate-me-btn {
    background-color: var(--secondary-color);
    color: var(--text-primary);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

#locate-me-btn:hover {
    background-color: #FFB300;
}

#disaster-map {
    width: 100%;
    height: var(--map-height);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background-color: var(--background-color);
    position: relative;
}

/* 災害內容區域 */
.disaster-content {
    position: relative;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}

/* 災害列表 */
.disaster-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* 災害卡片 */
.disaster-card {
    display: flex;
    background-color: var(--surface-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.disaster-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.disaster-card.extreme-weather {
    border-left-color: var(--disaster-extreme);
}

.disaster-card.severity-critical { border-left-color:#D32F2F; }
.disaster-card.severity-high { border-left-color:#F57C00; }
.disaster-card.severity-medium { border-left-color:#FBC02D; }
.disaster-card.severity-low { border-left-color:#1976D2; }
.disaster-card:has(.severity.critical) { border-left-color:#D32F2F; }
.disaster-card:has(.severity.high) { border-left-color:#F57C00; }
.disaster-card:has(.severity.medium) { border-left-color:#FBC02D; }
.disaster-card:has(.severity.low) { border-left-color:#1976D2; }
.severity.critical { background-color:#D32F2F; color:white; }
.severity.high { background-color:#F57C00; color:white; }
.severity.medium { background-color:#FBC02D; color:#332B00; }
.severity.low { background-color:#1976D2; color:white; }

.alert-filter-bar { display:flex; justify-content:space-between; align-items:center; gap:16px; padding:14px 1.35rem; background:var(--background-color); border-top:1px solid var(--border-color); }
.impact-filter-copy strong { display:block; color:var(--text-primary); font-size:.9rem; margin-bottom:3px; }
.impact-filter { display:flex; align-items:center; gap:10px; color:var(--text-primary); font-size:.88rem; font-weight:600; cursor:pointer; }
.impact-filter input { position:absolute; opacity:0; }
.filter-switch { width:38px; height:22px; border-radius:999px; background:#BDBDBD; position:relative; transition:var(--transition); }
.filter-switch:after { content:""; position:absolute; width:16px; height:16px; left:3px; top:3px; border-radius:50%; background:white; transition:var(--transition); }
.impact-filter input:checked + .filter-switch { background:var(--primary-color); }
.impact-filter input:checked + .filter-switch:after { transform:translateX(16px); }
#impact-filter-status { margin:0; color:var(--text-secondary); font-size:.8rem; }
@media (max-width:650px) { .alert-filter-bar { align-items:flex-start; flex-direction:column; } }

/* 災害圖標 */
.disaster-icon {
    flex-shrink: 0;
    margin-right: 1rem;
}

.disaster-icon img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--background-color);
    padding: 10px;
}

/* 災害資訊 */
.disaster-info {
    flex: 1;
}

.disaster-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.disaster-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.2rem;
}

/* 嚴重程度標籤 */
.severity {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.severity.high {
    background-color: var(--severity-high);
    color: white;
}

.severity.medium {
    background-color: var(--severity-medium);
    color: white;
}

.severity.low {
    background-color: var(--severity-low);
    color: white;
}

/* 災害詳情 */
.disaster-location {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.disaster-time {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.disaster-description {
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* 災害操作按鈕 */
.disaster-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.view-details-btn,
.set-alert-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
    font-weight: 500;
}

.view-details-btn {
    background-color: var(--primary-color);
    color: white;
}

.view-details-btn:hover {
    background-color: #1976D2;
}

.set-alert-btn {
    background-color: var(--background-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.set-alert-btn:hover {
    background-color: var(--border-color);
}

/* 模態框樣式 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease-in-out;
}

.modal-content {
    background-color: var(--surface-color);
    margin: 5% auto;
    padding: 2rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s ease-in-out;
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-btn:hover {
    background-color: var(--background-color);
    color: var(--text-primary);
}

/* 災害詳情內容 */
.disaster-detail-content h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.disaster-detail-content h4 {
    color: var(--text-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.disaster-detail-content p {
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.disaster-detail-content strong {
    color: var(--primary-color);
}

.disaster-detail-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.disaster-detail-content li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* 災害地圖 */
.alert-map-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 1rem;
    height: var(--map-height);
    overflow: hidden;
    padding: 1rem;
    background: linear-gradient(135deg, #E3F2FD 0%, #F8FAFC 100%);
    border-radius: var(--border-radius);
}

.alert-map-svg {
    width: 100%;
    height: 100%;
    min-height: 0;
}

.map-grid-line {
    fill: none;
    stroke: rgba(33, 150, 243, 0.16);
    stroke-width: 1;
}

.taiwan-land {
    fill: url(#taiwan-map-land);
    stroke: #2E7D32;
    stroke-width: 2;
}

.taiwan-ridge {
    fill: none;
    stroke: rgba(46, 125, 50, 0.35);
    stroke-width: 2;
    stroke-linecap: round;
}

.map-labels text {
    fill: rgba(15, 23, 42, 0.45);
    font-size: 14px;
    font-weight: 700;
}

.map-alert-range {
    cursor: pointer;
    fill: rgba(255, 152, 0, 0.2);
    stroke: rgba(255, 152, 0, 0.75);
    stroke-width: 2;
}

.map-alert-range.high {
    fill: rgba(244, 67, 54, 0.2);
    stroke: rgba(244, 67, 54, 0.78);
}

.map-alert-range.low {
    fill: rgba(76, 175, 80, 0.18);
    stroke: rgba(76, 175, 80, 0.72);
}

.map-alert-marker {
    cursor: pointer;
    outline: none;
}

.marker-pulse {
    fill: rgba(255, 152, 0, 0.24);
}

.marker-pulse.high {
    fill: rgba(244, 67, 54, 0.25);
}

.marker-pulse.low {
    fill: rgba(76, 175, 80, 0.22);
}

.marker-dot {
    fill: var(--primary-color);
    stroke: white;
    stroke-width: 2;
}

.marker-dot.extreme {
    fill: var(--disaster-extreme);
}

.marker-dot.natural {
    fill: var(--disaster-natural);
}

.marker-dot.human {
    fill: var(--disaster-human);
}

.marker-dot.typhoon {
    fill: #1565C0;
}

.map-alert-marker text {
    fill: #0F172A;
    font-size: 13px;
    font-weight: 700;
    paint-order: stroke;
    stroke: white;
    stroke-width: 3px;
}

.map-alert-marker:hover .marker-dot,
.map-alert-marker:focus .marker-dot {
    stroke: #0F172A;
}

.alert-map-panel {
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
    padding: 0.75rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.86);
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.08);
}

.map-loading-message {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.loading-spinner {
    display: inline-block;
    flex: 0 0 auto;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 0.5rem;
}

.map-alert-summary {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    overflow-y: auto;
}

.map-alert-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    width: 100%;
    padding: 0.6rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: white;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
}

.map-alert-item:hover {
    border-color: var(--primary-color);
    background: #F8FAFC;
}

.map-alert-index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    color: white;
    font-size: 0.8rem;
    font-weight: 700;
}

.map-alert-item strong,
.map-alert-item small {
    display: block;
}

.map-alert-item small {
    margin-top: 0.15rem;
    color: var(--text-secondary);
}

.map-empty-message {
    margin: auto;
    color: var(--text-secondary);
    text-align: center;
}

/* 空狀態 */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.empty-state h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.empty-state p {
    margin-bottom: 1.5rem;
}

.empty-state img {
    width: 120px;
    height: 120px;
    opacity: 0.5;
    margin-bottom: 1rem;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .alert-map-shell {
        grid-template-columns: 1fr;
        height: auto;
        min-height: var(--map-height);
    }

    .alert-map-svg {
        min-height: 320px;
    }

    .alert-map-panel {
        max-height: 220px;
    }

    .data-source-card {
        align-items: stretch;
        flex-direction: column;
    }

    .source-card-main,
    .source-summary {
        align-items: stretch;
        flex-direction: column;
    }

    .source-card-main {
        gap: 1rem;
        padding: 1.1rem;
    }

    .source-summary {
        gap: 0.9rem;
    }

    .source-status-row {
        width: 100%;
    }

    .alert-filter-bar {
        align-items: flex-start;
        flex-direction: column;
        padding: 1rem 1.1rem;
    }

    .impact-filter {
        width: 100%;
        justify-content: space-between;
    }

    .source-controls {
        align-items: stretch;
        flex-direction: column;
    }

    .source-controls input,
    .source-controls button,
    .source-settings-link {
        flex: 0 0 42px;
        width: 100%;
        min-width: 0;
    }

    .disaster-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .map-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .map-controls {
        justify-content: space-between;
    }
    
    .disaster-card {
        flex-direction: column;
        text-align: center;
    }
    
    .disaster-icon {
        margin-right: 0;
        margin-bottom: 1rem;
        align-self: center;
    }
    
    .disaster-header {
        justify-content: center;
        text-align: center;
    }
    
    .disaster-actions {
        justify-content: center;
    }
    
    .modal-content {
        margin: 10% auto;
        width: 95%;
        padding: 1.5rem;
    }
    
    :root {
        --map-height: 300px;
    }
}

@media (max-width: 480px) {
    .disaster-card {
        padding: 1rem;
    }
    
    .disaster-icon img {
        width: 50px;
        height: 50px;
    }
    
    .disaster-header h4 {
        font-size: 1.1rem;
    }
    
    .disaster-actions {
        flex-direction: column;
    }
    
    .view-details-btn,
    .set-alert-btn {
        width: 100%;
    }
    
    .modal-content {
        margin: 5% auto;
        padding: 1rem;
    }
    
    :root {
        --map-height: 250px;
    }
}

/* 深色模式支援 */
@media (prefers-color-scheme: dark) {
    :root[data-theme="dark"] .disaster-card {
        background-color: var(--surface-color);
        border-color: var(--border-color);
    }
    
    :root[data-theme="dark"] .modal-content {
        background-color: var(--surface-color);
    }
    
    :root[data-theme="dark"] .map-controls select {
        background-color: var(--surface-color);
        border-color: var(--border-color);
        color: var(--text-primary);
    }
}

/* 高對比度模式 */
@media (prefers-contrast: high) {
    .disaster-card {
        border-width: 2px;
        border-style: solid;
    }
    
    .severity {
        border: 2px solid currentColor;
    }
    
    .tab-btn {
        border-width: 3px;
    }
}

/* 動畫效果 */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.disaster-card.urgent {
    animation: pulse 2s infinite;
}

/* 可訪問性改進 */
.disaster-card:focus-within {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.tab-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.view-details-btn:focus,
.set-alert-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 列印樣式 */
@media print {
    .disaster-tabs,
    .map-controls,
    .disaster-actions {
        display: none;
    }
    
    .disaster-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .modal {
        display: none !important;
    }
}