/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4CAF50;
    --primary-dark: #388E3C;
    --primary-light: #C8E6C9;
    --secondary-color: #FF9800;
    --accent-color: #2196F3;
    --text-primary: #212121;
    --text-secondary: #757575;
    --background: #f5f5f5;
    --card-background: #ffffff;
    --border-radius: 12px;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 头部样式 */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--border-radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    color: white;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 2.5rem;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
}

.current-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.time-display {
    font-size: 1.2rem;
    font-weight: 500;
}

.weather-display {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.2);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.weather-icon {
    font-size: 1.2rem;
}

/* 智能推荐卡片 */
.smart-recommendation {
    margin-bottom: 24px;
}

.recommendation-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--border-radius);
    padding: 24px;
    color: white;
    box-shadow: var(--shadow);
}

.recommendation-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.recommendation-icon {
    font-size: 1.5rem;
}

.recommendation-header h2 {
    font-size: 1.3rem;
    font-weight: 600;
}

.recommendation-content {
    background: rgba(255,255,255,0.15);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}

.recommendation-text {
    font-size: 1.1rem;
    line-height: 1.6;
}

.peak-hours-info {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.peak-badge {
    background: rgba(255,255,255,0.2);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
}

/* 最佳窗口推荐 */
.best-window-section {
    margin-bottom: 24px;
}

.best-window-card {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--secondary-color);
    display: flex;
    align-items: center;
    gap: 20px;
}

.best-window-badge {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #333;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
}

.best-window-content {
    flex: 1;
}

.best-window-content h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.best-window-stats {
    display: flex;
    gap: 20px;
}

.wait-time {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 1.1rem;
}

.people-count {
    color: var(--text-secondary);
}

/* 窗口列表区域 */
.windows-section {
    margin-bottom: 24px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.section-header h2 {
    font-size: 1.4rem;
    color: var(--text-primary);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.filter-controls {
    display: flex;
    gap: 8px;
}

.filter-btn {
    padding: 8px 16px;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
}

.reset-data-btn {
    padding: 8px 16px;
    border: 2px solid #f44336;
    background: transparent;
    color: #f44336;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.reset-data-btn:hover {
    background: #f44336;
    color: white;
}

.windows-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.window-card {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.window-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.window-card.best {
    border: 2px solid var(--secondary-color);
}

.window-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.window-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.window-floor {
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.window-type {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.window-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.wait-time-display {
    text-align: center;
    padding: 12px;
    background: var(--background);
    border-radius: 8px;
    margin-bottom: 12px;
}

.wait-time-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.wait-time-value {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--secondary-color);
}

.update-btn {
    width: 100%;
    padding: 10px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--transition);
}

.update-btn:hover {
    background: var(--primary-dark);
}

.busy-indicator {
    position: absolute;
    top: 0;
    right: 0;
    width: 60px;
    height: 60px;
    overflow: hidden;
}

.busy-indicator::after {
    content: '拥挤';
    position: absolute;
    top: 8px;
    right: -20px;
    background: #f44336;
    color: white;
    padding: 4px 24px;
    font-size: 0.7rem;
    transform: rotate(45deg);
}

/* 用户反馈区域 */
.feedback-section {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.feedback-form {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.feedback-select,
.feedback-input {
    padding: 10px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: var(--transition);
}

.feedback-select:focus,
.feedback-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.feedback-select {
    min-width: 150px;
}

.feedback-input {
    width: 160px;
}

.submit-feedback-btn {
    padding: 10px 24px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--transition);
}

.submit-feedback-btn:hover {
    background: #1976D2;
}

.feedback-stats {
    display: flex;
    gap: 40px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 数据分析区域 */
.analytics-section {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.analytics-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

.chart-container {
    background: var(--background);
    border-radius: 8px;
    padding: 20px;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.analytics-insights {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.insight-card {
    background: var(--background);
    padding: 16px;
    border-radius: 8px;
    border-left: 3px solid var(--accent-color);
}

.insight-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.insight-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* 页脚 */
.footer {
    text-align: center;
    padding: 24px;
    color: var(--text-secondary);
}

.footer-note {
    font-size: 0.85rem;
    margin-top: 8px;
    opacity: 0.8;
}

/* 弹窗样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--card-background);
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 400px;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #e0e0e0;
}

.modal-header h3 {
    font-size: 1.2rem;
}

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

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

.modal-body {
    padding: 20px;
}

.window-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.input-group {
    margin-bottom: 16px;
}

.input-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.input-group input {
    width: 100%;
    padding: 10px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.modal-footer {
    display: flex;
    gap: 12px;
    padding: 20px;
    border-top: 1px solid #e0e0e0;
    justify-content: flex-end;
}

.cancel-btn,
.confirm-btn {
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--transition);
}

.cancel-btn {
    background: transparent;
    border: 2px solid #e0e0e0;
    color: var(--text-secondary);
}

.cancel-btn:hover {
    border-color: var(--text-secondary);
}

.confirm-btn {
    background: var(--primary-color);
    border: none;
    color: white;
}

.confirm-btn:hover {
    background: var(--primary-dark);
}

/* 预约弹窗样式 */
.reservation-info {
    background: var(--primary-light);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
}

.reservation-info p {
    margin: 8px 0;
    color: var(--text-primary);
}

.reservation-info strong {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.current-queue-info,
.wait-time-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.input-hint {
    display: block;
    margin-top: 6px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 12px;
    }

    .header-content {
        flex-direction: column;
        text-align: center;
    }

    .current-info {
        align-items: center;
    }

    .logo h1 {
        font-size: 1.4rem;
    }

    .best-window-card {
        flex-direction: column;
        text-align: center;
    }

    .best-window-stats {
        justify-content: center;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .windows-grid {
        grid-template-columns: 1fr;
    }

    .feedback-form {
        flex-direction: column;
    }

    .feedback-select,
    .feedback-input {
        width: 100%;
    }

    .analytics-content {
        grid-template-columns: 1fr;
    }

    .chart-container {
        height: 250px;
    }

    .modal-content {
        margin: 20px;
        width: calc(100% - 40px);
    }
}

@media (max-width: 480px) {
    .logo-icon {
        font-size: 2rem;
    }

    .recommendation-card,
    .best-window-card,
    .feedback-section,
    .analytics-section {
        padding: 16px;
    }

    .window-stats {
        flex-direction: column;
        gap: 12px;
    }

    .feedback-stats {
        gap: 20px;
    }
}

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

.window-card.updating {
    animation: pulse 0.3s ease;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background);
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}

/* ==================== 天气功能样式 ==================== */

.weather-section {
    margin-bottom: 24px;
}

.weather-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--border-radius);
    padding: 24px;
    color: white;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.weather-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.weather-title {
    display: flex;
    align-items: center;
    gap: 16px;
}

.weather-icon-large {
    font-size: 3rem;
}

.weather-title-text h2 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.location-text {
    font-size: 0.9rem;
    opacity: 0.9;
}

.refresh-location-btn {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.refresh-location-btn:hover {
    background: rgba(255,255,255,0.3);
}

.weather-main {
    text-align: center;
    margin-bottom: 24px;
}

.weather-temp {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 4px;
}

.temperature {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
}

.temp-unit {
    font-size: 1.5rem;
    font-weight: 500;
    margin-top: 8px;
}

.weather-desc {
    font-size: 1.2rem;
    margin-top: 8px;
    opacity: 0.95;
}

.weather-details {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.weather-detail-item {
    background: rgba(255,255,255,0.15);
    border-radius: 12px;
    padding: 16px 12px;
    text-align: center;
    transition: var(--transition);
}

.weather-detail-item:hover {
    background: rgba(255,255,255,0.25);
}

.detail-icon {
    font-size: 1.5rem;
    display: block;
    margin-bottom: 8px;
}

.detail-label {
    font-size: 0.8rem;
    opacity: 0.8;
    display: block;
    margin-bottom: 4px;
}

.detail-value {
    font-size: 1rem;
    font-weight: 600;
}

.air-quality {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 12px;
}

.aqi-badge {
    background: #4CAF50;
    border-radius: 8px;
    padding: 8px 12px;
    text-align: center;
    min-width: 60px;
}

.aqi-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
}

.aqi-label {
    font-size: 0.7rem;
    opacity: 0.9;
}

.aqi-text {
    font-size: 1rem;
}

/* 空气质量等级颜色 */
.aqi-badge.excellent { background: #00e400; }
.aqi-badge.good { background: #ffff00; color: #333; }
.aqi-badge.moderate { background: #ff7e00; }
.aqi-badge.unhealthy-sensitive { background: #ff0000; }
.aqi-badge.unhealthy { background: #8f3f97; }
.aqi-badge.hazardous { background: #7e0023; }

/* 天气预报卡片 */
.forecast-card {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
}

.forecast-card h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.forecast-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.forecast-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    background: var(--background);
    border-radius: 8px;
}

.forecast-date {
    font-weight: 500;
    color: var(--text-primary);
    min-width: 80px;
}

.forecast-icon {
    font-size: 1.5rem;
}

.forecast-desc {
    flex: 1;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.forecast-temp {
    font-weight: 600;
    color: var(--primary-color);
    min-width: 80px;
    text-align: right;
}

/* 位置授权弹窗样式 */
.location-request,
.location-confirm,
.manual-location,
.location-loading,
.location-error {
    text-align: center;
    padding: 20px 0;
}

.location-icon-large {
    font-size: 4rem;
    margin-bottom: 16px;
}

.location-request-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.location-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 24px;
    border-radius: 8px;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 12px;
}

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

.location-btn.primary:hover {
    background: var(--primary-dark);
}

.location-btn.secondary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.location-btn.secondary:hover {
    background: var(--primary-light);
}

.confirm-text {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.detected-location {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
    padding: 12px;
    background: var(--primary-light);
    border-radius: 8px;
}

.confirm-question {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.confirm-buttons {
    display: flex;
    gap: 12px;
}

.confirm-btn {
    flex: 1;
    padding: 12px 20px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.confirm-btn.success {
    background: #4CAF50;
    color: white;
}

.confirm-btn.success:hover {
    background: #388E3C;
}

.confirm-btn.error {
    background: #f44336;
    color: white;
}

.confirm-btn.error:hover {
    background: #d32f2f;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #e0e0e0;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.error-text {
    color: #f44336;
    margin-bottom: 20px;
}

/* 响应式天气样式 */
@media (max-width: 768px) {
    .weather-details {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .temperature {
        font-size: 3rem;
    }
    
    .weather-icon-large {
        font-size: 2.5rem;
    }
    
    .weather-card-header {
        flex-direction: column;
        gap: 12px;
    }
    
    .refresh-location-btn {
        align-self: flex-start;
    }
    
    .confirm-buttons {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .weather-card {
        padding: 16px;
    }
    
    .weather-details {
        gap: 8px;
    }
    
    .weather-detail-item {
        padding: 12px 8px;
    }
    
    .detail-icon {
        font-size: 1.2rem;
    }
    
    .detail-value {
        font-size: 0.9rem;
    }
}