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

:root {
    --primary: #007AFF;
    --primary-light: #E8F4FF;
    --primary-dark: #0056B3;
    --secondary: #5AC8FA;
    --accent: #5856D6;
    --bg-color: #F8FBFF;
    --card-bg: #FFFFFF;
    --text-primary: #1A1A2E;
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    --border-color: #E5E9F2;
    --shadow-sm: 0 2px 8px rgba(0, 122, 255, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 122, 255, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 122, 255, 0.16);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Helvetica Neue', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(180deg, #F8FBFF 0%, #EEF5FF 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 100%;
    min-height: 100vh;
}

.header {
    background: linear-gradient(135deg, #007AFF 0%, #5AC8FA 50%, #00D4FF 100%);
    color: #fff;
    padding: 18px 20px;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 122, 255, 0.3);
}

.header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 20px;
    background: linear-gradient(180deg, rgba(0,122,255,0.15) 0%, transparent 100%);
}

.header h1 {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 1px;
}

.back-btn {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    display: flex;
    align-items: center;
    opacity: 0.95;
    transition: opacity 0.2s;
}

.back-btn:active {
    opacity: 0.7;
}

.back-btn::before {
    content: '';
    display: inline-block;
    width: 10px;
    height: 10px;
    border-left: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(45deg);
    margin-right: 4px;
}

.banner {
    width: 100%;
    height: 60px;
    background: linear-gradient(135deg, #007AFF 0%, #5AC8FA 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-align: center;
}

.banner-icon {
    width: 64px;
    height: 64px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
}

.banner-icon svg {
    width: 32px;
    height: 32px;
    fill: #fff;
}

.banner h2 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.banner p {
    font-size: 14px;
    opacity: 0.9;
    letter-spacing: 0.5px;
}

.banner-stats {
    display: flex;
    gap: 32px;
    margin-top: 20px;
}

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

.stat-value {
    font-size: 24px;
    font-weight: 700;
}

.stat-label {
    font-size: 11px;
    opacity: 0.85;
    margin-top: 2px;
}

.scenic-list {
    padding: 20px 16px;
    margin-top: -20px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding: 0 4px;
}

.section-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-title::before {
    content: '';
    width: 4px;
    height: 18px;
    background: linear-gradient(180deg, #007AFF, #5AC8FA);
    border-radius: 2px;
}

.scenic-item {
    display: flex;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    margin-bottom: 14px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
}

.scenic-item:active {
    transform: scale(0.98);
    box-shadow: var(--shadow-sm);
}

.scenic-item-img {
    width: 110px;
    height: 110px;
    object-fit: cover;
    flex-shrink: 0;
    position: relative;
}

.scenic-item-img::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, transparent, var(--border-color), transparent);
}

.placeholder-img {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light) 0%, #E0F2FE 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary);
    font-size: 32px;
}

.scenic-item-content {
    flex: 1;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.scenic-item-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.scenic-item-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.scenic-tag {
    background: var(--primary-light);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
}

.scenic-item-desc {
    font-size: 13px;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
}

.scenic-item-arrow {
    display: flex;
    align-items: center;
    padding-right: 12px;
    color: var(--text-light);
}

.scenic-item-arrow::after {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(-45deg);
}

.detail-cover {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.detail-content {
    padding: 24px 20px;
    margin-top: -24px;
    position: relative;
    z-index: 10;
}

.detail-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.3;
}

.detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.detail-tag {
    background: var(--primary-light);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid rgba(0, 122, 255, 0.15);
}

.detail-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.detail-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.detail-section-title::before {
    content: '';
    width: 4px;
    height: 16px;
    background: linear-gradient(180deg, #007AFF, #5AC8FA);
    border-radius: 2px;
}

.detail-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.highlight-item {
    background: var(--primary-light);
    padding: 12px;
    border-radius: var(--radius-sm);
    text-align: center;
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
}

.info-grid {
    display: grid;
    gap: 12px;
}

.info-item {
    display: flex;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.info-label {
    width: 70px;
    color: var(--text-light);
    font-size: 14px;
    flex-shrink: 0;
}

.info-value {
    flex: 1;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

.footer {
    text-align: center;
    padding: 32px 20px;
    color: var(--text-light);
    font-size: 12px;
    background: linear-gradient(180deg, transparent, rgba(0, 122, 255, 0.03));
}

.footer-logo {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #007AFF, #5AC8FA);
    border-radius: 50%;
    margin: 0 auto 12px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer-logo svg {
    width: 20px;
    height: 20px;
    fill: #fff;
}

.no-data {
    text-align: center;
    padding: 60px 20px;
}

.no-data-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
    font-size: 36px;
}

.no-data p {
    color: var(--text-secondary);
    font-size: 15px;
}