/* ==================== 设计系统（亮色系精品版） ==================== */
:root {
    /* 主色 */
    --primary: #E63946;
    --primary-dark: #C41E3A;
    --primary-light: #FF6B7A;
    --primary-bg: rgba(230, 57, 70, 0.06);
    --primary-bg-hover: rgba(230, 57, 70, 0.10);
    --accent: #C9973A;
    --accent-light: #D4A853;
    --accent-dark: #A67C2E;
    --accent-bg: rgba(201, 151, 58, 0.08);
    --accent-bg-hover: rgba(201, 151, 58, 0.14);

    /* 亮色背景层次 */
    --bg-base: #FAFAF8;
    --bg-surface: #F3F2EE;
    --bg-card: #FFFFFF;
    --bg-card-hover: #FAFAFA;
    --bg-elevated: #FFFFFF;
    --bg-overlay: rgba(250, 250, 248, 0.92);

    /* 边框与分割 */
    --border-subtle: rgba(0, 0, 0, 0.06);
    --border-light: rgba(0, 0, 0, 0.10);
    --border-accent: rgba(201, 151, 58, 0.25);

    /* 文字 */
    --text-primary: #1A1A2E;
    --text-secondary: #5A5A6E;
    --text-muted: #9A9AAE;
    --text-accent: #C9973A;

    /* 间距 */
    --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px;
    --sp-5: 20px; --sp-6: 24px; --sp-8: 32px; --sp-10: 40px;
    --sp-12: 48px; --sp-16: 64px; --sp-20: 80px; --sp-24: 96px;

    /* 圆角 */
    --r-sm: 8px; --r-md: 12px; --r-lg: 16px; --r-xl: 24px;
    --r-2xl: 32px; --r-full: 9999px;

    /* 阴影 */
    --shadow-xs: 0 1px 3px rgba(0,0,0,0.04);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-card: 0 2px 16px rgba(0,0,0,0.05), 0 0 0 1px rgba(0,0,0,0.03);
    --shadow-card-hover: 0 12px 40px rgba(0,0,0,0.10), 0 0 0 1px rgba(0,0,0,0.05);
    --shadow-glow: 0 0 40px rgba(230, 57, 70, 0.08);
    --shadow-gold: 0 0 30px rgba(201, 151, 58, 0.08);

    /* 字体 */
    --font: "Inter", -apple-system, "Segoe UI", Roboto, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --font-serif: "Playfair Display", "Georgia", "Noto Serif SC", "Songti SC", serif;

    /* 布局 */
    --container: 1320px;
    --nav-h: 64px;

    /* 动画 */
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ==================== 基础重置 ==================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }

/* 页面点状纹理背景 */
body {
    font-family: var(--font);
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-base);
    /* 可见的细微点状纹理 */
    background-image:
        radial-gradient(circle, rgba(201, 151, 58, 0.06) 1px, transparent 1px),
        radial-gradient(circle, rgba(230, 57, 70, 0.03) 1px, transparent 1px);
    background-size: 60px 60px, 100px 100px;
    background-position: 0 0, 30px 30px;
    overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-dark); }
img { max-width: 100%; display: block; }
::selection { background: var(--primary); color: #fff; }

/* ==================== 动画关键帧 ==================== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(32px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes slideUp {
    from { opacity: 0; transform: translateY(60px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.92); }
    to { opacity: 1; transform: scale(1); }
}
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* 滚动触发动画 */
.animate-in {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.animate-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== 导航栏 ==================== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0;
    height: var(--nav-h);
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 1000;
    transition: all 0.4s var(--ease);
}
/* 首页全屏Hero时导航栏透明 */
.navbar.hero-transparent {
    background: rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom-color: transparent;
}
.navbar.hero-transparent .nav-logo,
.navbar.hero-transparent .nav-link,
.navbar.hero-transparent .lang-switch {
    color: #fff !important;
}
.navbar.hero-transparent .nav-link:hover {
    color: #fff !important;
    background: rgba(255,255,255,0.12);
}
.navbar.hero-transparent .nav-link.active {
    color: #fff !important;
    background: rgba(255,255,255,0.18);
}
.navbar.hero-transparent .lang-switch {
    border-color: rgba(255,255,255,0.25);
    color: rgba(255,255,255,0.8) !important;
}
.navbar.hero-transparent .mobile-menu-btn span {
    background: #fff;
}
.navbar.hero-transparent .logo-text {
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.navbar.hero-transparent .logo-icon {
    background: rgba(255,255,255,0.18);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
    color: #fff;
}
.navbar.scrolled {
    height: 56px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 1px 20px rgba(0,0,0,0.06);
}
.nav-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--sp-6);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex; align-items: center; gap: var(--sp-3);
    font-size: 20px; font-weight: 700;
    color: var(--text-primary) !important;
    letter-spacing: -0.03em;
}
.nav-logo:hover { color: var(--text-primary) !important; transform: none; }
.logo-icon {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, var(--primary), #FF6B7A);
    border-radius: var(--r-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 16px; color: #fff;
    box-shadow: 0 4px 16px rgba(230, 57, 70, 0.25);
    transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s;
}
.nav-logo:hover .logo-icon {
    transform: scale(1.05);
    box-shadow: 0 6px 24px rgba(230, 57, 70, 0.35);
}
.logo-text {
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav-links { display: flex; gap: var(--sp-1); }
.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500; font-size: 14px;
    padding: 8px 18px; border-radius: var(--r-full);
    transition: all 0.25s var(--ease);
    letter-spacing: 0.01em;
    position: relative;
}
.nav-link:hover {
    color: var(--text-primary) !important;
    background: rgba(0,0,0,0.04);
}
.nav-link.active {
    color: var(--primary) !important;
    background: var(--primary-bg);
    font-weight: 600;
}
.nav-actions { display: flex; align-items: center; gap: var(--sp-4); }
.lang-switch {
    padding: 6px 16px;
    border: 1px solid var(--border-light);
    border-radius: var(--r-full);
    background: transparent;
    cursor: pointer; font-size: 12px; font-weight: 700;
    color: var(--text-secondary);
    transition: all 0.25s var(--ease);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-family: var(--font);
}
.lang-switch:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-bg);
    transform: translateY(-1px);
}
.mobile-menu-btn {
    display: none; flex-direction: column; gap: 5px;
    padding: var(--sp-2); background: none; border: none; cursor: pointer;
}
.mobile-menu-btn span {
    display: block; width: 20px; height: 2px;
    background: rgba(0,0,0,0.4); border-radius: 2px;
    transition: all 0.3s var(--ease);
}

/* ==================== 主内容 ==================== */
.main-content {
    margin-top: var(--nav-h);
    min-height: calc(100vh - var(--nav-h));
}
/* 首页全屏Hero时不需导航栏间距 */
.main-content.hero-fullscreen {
    margin-top: 0;
}

/* ==================== 首页 Hero 全屏版 ==================== */
.hero-section {
    position: relative;
    width: 100vw;
    height: 100vh;
    min-height: 600px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-align: center;
    overflow: hidden;
    padding: var(--sp-6);
}

/* 全屏背景轮播 */
.hero-bg-slideshow {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
}
.hero-bg-slide {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease;
}
.hero-bg-slide.active {
    opacity: 1;
}

/* 暗色叠加层 */
.hero-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(to bottom,
        rgba(0,0,0,0.45) 0%,
        rgba(0,0,0,0.25) 40%,
        rgba(0,0,0,0.55) 100%);
    z-index: 1;
}

/* 标题和描述 */
.hero-title {
    position: relative;
    z-index: 2;
    font-family: var(--font-serif);
    font-size: clamp(48px, 8vw, 88px);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: var(--sp-6);
    text-shadow: 0 4px 40px rgba(0,0,0,0.5);
    animation: fadeUp 1.2s var(--ease) both;
    line-height: 1.05;
}
.hero-title .highlight {
    background: linear-gradient(135deg, #FF6B7A 0%, #FFD700 50%, #FFA500 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    position: relative;
    z-index: 2;
    font-size: clamp(16px, 2vw, 22px);
    font-weight: 300;
    letter-spacing: 0.04em;
    animation: fadeUp 1.2s var(--ease) 0.2s both;
    max-width: 600px;
    margin: 0 auto var(--sp-10);
    line-height: 1.6;
    opacity: 0.9;
    text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

/* 城市快捷入口 */
.hero-city-links {
    position: relative;
    z-index: 2;
    display: flex;
    gap: var(--sp-4);
    animation: fadeUp 1.2s var(--ease) 0.4s both;
}
.hero-city-btn {
    padding: 14px 36px;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1.5px solid rgba(255,255,255,0.2);
    border-radius: var(--r-full);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s var(--ease);
    letter-spacing: 0.02em;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
}
.hero-city-btn:hover {
    background: rgba(255,255,255,0.22);
    border-color: rgba(255,255,255,0.35);
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    color: #fff;
}
.hero-city-btn.primary {
    background: var(--primary);
    border-color: var(--primary);
}
.hero-city-btn.primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

/* 滚动指引 */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: fadeIn 1.5s ease 1.5s both;
    cursor: pointer;
}
.scroll-indicator-text {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    opacity: 0.5;
    color: #fff;
}
.scroll-indicator-arrow {
    width: 24px;
    height: 24px;
    opacity: 0.5;
    animation: scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* 中国风装饰角 */
.hero-corner {
    position: absolute;
    width: 80px; height: 80px;
    z-index: 2;
    opacity: 0.4;
    pointer-events: none;
}
.hero-corner-tl {
    top: 80px; left: 40px;
    border-left: 2px solid rgba(255,255,255,0.5);
    border-top: 2px solid rgba(255,255,255,0.5);
}
.hero-corner-tr {
    top: 80px; right: 40px;
    border-right: 2px solid rgba(255,255,255,0.5);
    border-top: 2px solid rgba(255,255,255,0.5);
}

/* ==================== 地图区 ==================== */
.map-section {
    position: relative;
    padding: var(--sp-16) var(--sp-6) 0;
    max-width: var(--container);
    margin: 0 auto;
}

/* 地图区域左侧装饰线 */
.map-section::before {
    content: '';
    position: absolute;
    left: 0; top: 60px; bottom: 60px;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--accent), transparent);
    opacity: 0.15;
    pointer-events: none;
}
/* 地图区域右侧装饰线 */
.map-section::after {
    content: '';
    position: absolute;
    right: 0; top: 60px; bottom: 60px;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--primary), transparent);
    opacity: 0.12;
    pointer-events: none;
}
.section-header {
    text-align: center;
    margin-bottom: var(--sp-12);
}
.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 11px; font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--accent);
    background: var(--accent-bg);
    border: 1px solid rgba(201, 151, 58, 0.15);
    padding: 6px 16px;
    border-radius: var(--r-full);
    margin-bottom: var(--sp-4);
}
.section-title {
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}
.section-title .dot {
    color: var(--primary);
}
.china-map-container {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--r-xl);
    padding: var(--sp-10);
    margin-bottom: var(--sp-16);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.4s var(--ease);
}
.china-map-container:hover {
    box-shadow: var(--shadow-card-hover);
}
.china-map-container::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background:
        radial-gradient(ellipse at 55% 45%, rgba(230, 57, 70, 0.015) 0%, transparent 50%),
        radial-gradient(ellipse at 30% 70%, rgba(201, 151, 58, 0.015) 0%, transparent 40%);
    pointer-events: none;
}
/* 地图容器四角装饰 */
.china-map-container::after {
    content: '';
    position: absolute;
    top: 12px; left: 12px; right: 12px; bottom: 12px;
    border: 0.5px solid rgba(201, 151, 58, 0.06);
    border-radius: calc(var(--r-xl) - 4px);
    pointer-events: none;
    transition: border-color 0.4s;
}
.china-map-container:hover::after {
    border-color: rgba(201, 151, 58, 0.12);
}
.china-map { width: 100%; height: auto; display: block; position: relative; z-index: 1; }

/* 南海诸岛独立方框（右下角） */
.south-china-sea-inset {
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: 150px;
    z-index: 2;
}
.south-china-sea-box {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
}

/* ==================== 首页分隔线 ==================== */
.section-divider {
    max-width: 320px;
    margin: var(--sp-16) auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    opacity: 0.5;
}
.section-divider::before,
.section-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.section-divider-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.6;
    flex-shrink: 0;
}

/* ==================== 城市卡片 ==================== */
.cities-section {
    padding: 0 var(--sp-6) var(--sp-16);
    max-width: var(--container);
    margin: 0 auto;
    position: relative;
}

/* 城市区域背景装饰 */
.cities-section::before {
    content: '';
    position: absolute;
    top: 10%; left: -5%;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(230, 57, 70, 0.012), transparent 70%);
    pointer-events: none;
    z-index: 0;
}
.cities-section::after {
    content: '';
    position: absolute;
    bottom: 5%; right: -5%;
    width: 350px; height: 350px;
    background: radial-gradient(circle, rgba(201, 151, 58, 0.01), transparent 70%);
    pointer-events: none;
    z-index: 0;
}
.cities-grid {
    position: relative;
    z-index: 1;
}
.cities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--sp-6);
    counter-reset: city-index;
}
.city-card {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--r-xl);
    overflow: hidden;
    transition: all 0.5s var(--ease);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-card);
    text-decoration: none;
    color: inherit;
    display: block;
}
.city-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card-hover), 0 0 80px rgba(230, 57, 70, 0.06);
    border-color: rgba(230, 57, 70, 0.15);
}
.city-card-hero {
    height: 280px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    color: #fff;
    position: relative; overflow: hidden;
}
.city-card-hero::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.08) 50%, transparent 100%);
    z-index: 1;
    transition: opacity 0.4s;
}
.city-card:hover .city-card-hero::after {
    background: linear-gradient(to top, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.12) 50%, rgba(0,0,0,0.02) 100%);
}
.city-card-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.12) 0%, rgba(0,0,0,0.03) 100%);
    z-index: 1;
    transition: opacity 0.4s;
}
.city-card:hover .city-card-overlay {
    opacity: 0;
}
.city-card-hero::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 200px; height: 200px;
    border: 1.5px solid rgba(255,255,255,0.06);
    border-radius: 50%;
    pointer-events: none;
    transition: all 0.6s var(--ease);
}
.city-card:hover .city-card-hero::before {
    width: 260px; height: 260px;
    border-color: rgba(255,255,255,0.1);
}
.city-card-name {
    position: relative; z-index: 2;
    text-align: center;
    transition: transform 0.4s var(--ease);
}
.city-card:hover .city-card-name {
    transform: translateY(-4px);
}
.city-card-name .zh {
    display: block;
    font-family: var(--font-serif);
    font-size: 44px;
    font-weight: 700;
    text-shadow: 0 2px 24px rgba(0,0,0,0.25);
    letter-spacing: 0.04em;
}
.city-card-name .en {
    display: block;
    font-size: 13px; font-weight: 500;
    opacity: 0.75;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-top: var(--sp-1);
}
.city-card-body {
    padding: var(--sp-5) var(--sp-6) var(--sp-6);
}
.city-card-tags {
    display: flex; flex-wrap: wrap; gap: var(--sp-2);
}
.city-card-tag {
    padding: 5px 14px;
    background: var(--accent-bg);
    color: var(--accent);
    border: 1px solid rgba(201, 151, 58, 0.10);
    border-radius: var(--r-full);
    font-size: 12px; font-weight: 500;
    letter-spacing: 0.02em;
    transition: all 0.2s;
}
.city-card:hover .city-card-tag {
    background: var(--accent-bg-hover);
    border-color: rgba(201, 151, 58, 0.18);
}

/* ==================== 入境须知链接 ==================== */
.entry-notice-link {
    max-width: var(--container);
    margin: 0 auto var(--sp-20);
    padding: 0 var(--sp-6);
}
.entry-notice-card {
    display: flex;
    align-items: center; justify-content: center;
    gap: var(--sp-4);
    padding: var(--sp-10) var(--sp-12);
    background: linear-gradient(135deg, var(--bg-card) 0%, #FFF9F0 50%, var(--bg-card) 100%);
    color: var(--text-primary) !important;
    border-radius: var(--r-xl);
    font-size: 17px; font-weight: 500;
    transition: all 0.4s var(--ease);
    border: 1px solid var(--border-subtle);
    position: relative; overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.entry-notice-card::before {
    content: '';
    position: absolute;
    top: -50%; right: -15%;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(201, 151, 58, 0.03), transparent 70%);
    pointer-events: none;
}
.entry-notice-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 48px rgba(201, 151, 58, 0.08);
    border-color: var(--border-accent);
    color: var(--text-primary) !important;
}
.entry-notice-card .card-icon {
    font-size: 28px; position: relative;
    color: var(--accent);
}
.entry-notice-card .card-text { position: relative; }
.entry-notice-card .card-arrow {
    position: relative; opacity: 0.25;
    transition: all 0.3s var(--ease); color: var(--text-muted);
}
.entry-notice-card:hover .card-arrow {
    transform: translateX(6px); opacity: 0.6;
}

/* ==================== 城市详情页 ==================== */
.city-page { padding-bottom: var(--sp-24); }

/* 城市封面 */
/* ==================== 城市 Hero ==================== */
.city-hero {
    position: relative;
    min-height: 560px;
    display: flex; align-items: flex-end;
    color: #fff; overflow: hidden;
}
/* 全屏版本 */
.city-hero-fullscreen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.city-hero::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to bottom,
        transparent 0%,
        transparent 50%,
        rgba(0,0,0,0.20) 100%);
    z-index: 1;
}
/* 全屏版本的叠加层 - 更透明 */
.city-hero-fullscreen::after {
    background: linear-gradient(to bottom,
        transparent 0%,
        transparent 50%,
        rgba(0,0,0,0.18) 100%);
}
.city-hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.08) 0%, transparent 100%);
    z-index: 1;
}
.city-hero-content {
    position: relative; z-index: 2;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--sp-6) var(--sp-16);
    width: 100%;
}
/* 全屏Hero的内容容器 */
.city-hero-fullscreen .city-hero-content {
    padding: var(--sp-24) var(--sp-6);
    display: flex;
    flex-direction: column;
    gap: var(--sp-10);
}

/* 上半部分：城市名+标签 */
.city-hero-top-section {
    text-align: center;
}
.city-hero-top { margin-bottom: var(--sp-6); }
.city-name {
    font-family: var(--font-serif);
    line-height: 1.1;
    margin-bottom: var(--sp-4);
}
.city-name .zh {
    display: block;
    font-size: clamp(52px, 8vw, 80px);
    font-weight: 700;
    text-shadow: 0 2px 40px rgba(0,0,0,0.5);
    letter-spacing: 0.02em;
}
.city-name .en {
    display: block;
    font-size: clamp(16px, 2vw, 22px);
    font-weight: 300;
    opacity: 0.65;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: var(--sp-2);
}
.city-subtitle {
    font-size: 16px;
    opacity: 0.55;
    margin-bottom: var(--sp-6);
    font-weight: 300;
    letter-spacing: 0.02em;
}
.city-tags {
    display: flex; flex-wrap: wrap; gap: var(--sp-2);
    justify-content: center;
}
.city-tag {
    padding: 6px 18px;
    background: rgba(255,255,255,0.10);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--r-full);
    font-size: 13px; font-weight: 500;
    border: 1px solid rgba(255,255,255,0.08);
    letter-spacing: 0.01em;
}

/* 下半部分：信息卡片组 */
.city-hero-info-cards {
    display: grid;
    grid-template-columns: 5fr 3fr 3fr;
    gap: var(--sp-4);
    max-width: var(--container);
    margin: 0 auto;
    width: 100%;
    align-items: stretch;
}
.hero-info-card {
    background: rgba(0,0,0,0.25);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: var(--r-xl);
    padding: var(--sp-6);
    color: #fff;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* 概览卡片 — flex 列方向，文字区可滚动填满 */
.hero-info-overview {
    justify-content: flex-start;
}
.hero-info-overview .hero-info-intro {
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.2) transparent;
}
.hero-info-overview .hero-info-intro::-webkit-scrollbar {
    width: 4px;
}
.hero-info-overview .hero-info-intro::-webkit-scrollbar-track {
    background: transparent;
}
.hero-info-overview .hero-info-intro::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 2px;
}
.hero-info-intro {
    font-size: 14px;
    line-height: 1.7;
    opacity: 0.85;
    font-weight: 300;
}

/* 基本数据卡片 */
.hero-info-stats {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
    justify-content: center;
}
.hero-stat-item {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
}
.hero-stat-icon {
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,0.08);
    border-radius: var(--r-md);
    flex-shrink: 0;
}
.hero-stat-icon svg {
    width: 18px; height: 18px;
}
.hero-stat-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    opacity: 0.5;
    font-weight: 600;
}
.hero-stat-value {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* 天气卡片 */
.hero-info-weather {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--sp-2);
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.hero-info-weather .hero-weather-icon,
.hero-info-weather .hero-weather-temp,
.hero-info-weather .hero-weather-info,
.hero-info-weather .hero-weather-tip {
    position: relative;
    z-index: 1;
}
.hero-weather-icon svg {
    width: 28px; height: 28px;
}
.hero-weather-temp {
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
    font-family: var(--font-serif);
}
.hero-weather-info {
    font-size: 13px;
    opacity: 0.7;
}
.hero-weather-tip {
    font-size: 12px;
    opacity: 0.55;
    margin-top: var(--sp-2);
    line-height: 1.5;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: var(--sp-2);
}

/* 通用板块 */
.city-section {
    max-width: var(--container);
    margin: var(--sp-16) auto;
    padding: 0 var(--sp-6);
}
.city-section-title {
    font-family: var(--font-serif);
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 700;
    margin-bottom: var(--sp-8);
    padding-left: var(--sp-5);
    border-left: 3px solid var(--accent);
    color: var(--text-primary);
    letter-spacing: -0.01em;
    display: flex; align-items: center; gap: var(--sp-3);
}

/* 概览 */
.city-intro {
    font-size: 16px; line-height: 2;
    color: var(--text-secondary);
    max-width: 800px;
    background: var(--bg-card);
    padding: var(--sp-8);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
}

/* 基础数据 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-5);
}
.stat-card {
    background: var(--bg-card);
    padding: var(--sp-8) var(--sp-6);
    border-radius: var(--r-lg);
    text-align: center;
    transition: all 0.4s var(--ease);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--primary));
    opacity: 0;
    transition: opacity 0.3s;
}
.stat-card:hover::before {
    opacity: 1;
}
.stat-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-light);
    box-shadow: var(--shadow-card-hover);
}
.stat-icon {
    width: 56px; height: 56px;
    margin: 0 auto var(--sp-5);
    border-radius: var(--r-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700;
    background: var(--accent-bg);
    border: 1px solid rgba(201, 151, 58, 0.12);
    color: var(--accent);
    letter-spacing: 0.02em;
    transition: all 0.3s;
}
.stat-card:hover .stat-icon {
    background: var(--accent-bg-hover);
    transform: scale(1.05);
}
.stat-label {
    font-size: 11px; color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 600;
    margin-bottom: var(--sp-2);
}
.stat-value {
    font-family: var(--font-serif);
    font-size: 34px; font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}
.stat-unit {
    font-size: 14px; color: var(--text-muted);
    font-weight: 400; margin-left: 2px;
    font-family: var(--font);
}

/* 天气动态效果 */
.weather-fx {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    overflow: hidden;
    border-radius: var(--r-lg);
    pointer-events: none;
    z-index: 0;
}
.weather-card {
    position: relative;
    overflow: hidden;
}
.weather-card h3,
.weather-card .weather-header,
.weather-card .weather-info {
    position: relative;
    z-index: 1;
}

/* 雨滴 */
.raindrop {
    position: absolute;
    top: -20px;
    width: 1.5px;
    background: linear-gradient(to bottom, transparent, rgba(120, 170, 220, 0.6));
    border-radius: 1px;
    animation: rainFall linear infinite;
}
@keyframes rainFall {
    0% { transform: translateY(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(300px); opacity: 0; }
}

/* 雪花 */
.snowflake {
    position: absolute;
    top: -10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 0 4px rgba(255, 255, 255, 0.5);
    animation: snowFall linear infinite;
}
@keyframes snowFall {
    0% { transform: translateY(0) translateX(0) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    50% { transform: translateY(120px) translateX(15px) rotate(180deg); }
    90% { opacity: 0.8; }
    100% { transform: translateY(260px) translateX(-10px) rotate(360deg); opacity: 0; }
}

/* 雷暴闪光 */
.weather-fx-thunder .lightning-flash {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255, 255, 255, 0.15);
    opacity: 0;
    animation: lightning 4s ease-in-out infinite;
}
@keyframes lightning {
    0%, 89%, 91%, 93%, 100% { opacity: 0; }
    90%, 92% { opacity: 1; }
}

/* 雾 */
.fog-layer {
    position: absolute;
    left: -50%; right: -50%;
    height: 30px;
    background: linear-gradient(90deg, transparent 0%, rgba(200, 200, 210, 0.25) 30%, rgba(200, 200, 210, 0.35) 50%, rgba(200, 200, 210, 0.25) 70%, transparent 100%);
    border-radius: 50%;
    animation: fogDrift ease-in-out infinite alternate;
}
@keyframes fogDrift {
    0% { transform: translateX(-30%); }
    100% { transform: translateX(30%); }
}

/* 晴天太阳 */
.sun-glow {
    position: absolute;
    top: -20px; right: -10px;
    width: 110px; height: 110px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 200, 50, 0.5) 0%, rgba(255, 180, 50, 0.25) 35%, transparent 65%);
    animation: sunPulse 3s ease-in-out infinite;
}
.sun-glow-small {
    width: 80px; height: 80px;
    top: -15px; right: -5px;
}
@keyframes sunPulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.15); opacity: 1; }
}
.sun-ray {
    position: absolute;
    top: -30px; right: -20px;
    width: 2px; height: 50px;
    background: linear-gradient(to bottom, rgba(255, 200, 50, 0.3), transparent);
    transform-origin: center 60px;
    animation: sunRayRotate 10s linear infinite;
}
@keyframes sunRayRotate {
    0% { opacity: 0.4; }
    50% { opacity: 0.15; }
    100% { opacity: 0.4; }
}

/* 浮动云 */
.float-cloud {
    position: absolute;
    width: 70px; height: 24px;
    background: rgba(210, 215, 225, 0.35);
    border-radius: 20px;
    animation: cloudFloat ease-in-out infinite alternate;
}
.float-cloud::before {
    content: '';
    position: absolute;
    top: -10px; left: 12px;
    width: 28px; height: 28px;
    background: rgba(210, 215, 225, 0.3);
    border-radius: 50%;
}
.float-cloud::after {
    content: '';
    position: absolute;
    top: -6px; left: 32px;
    width: 20px; height: 20px;
    background: rgba(210, 215, 225, 0.25);
    border-radius: 50%;
}
@keyframes cloudFloat {
    0% { transform: translateX(0); }
    100% { transform: translateX(30px); }
}

/* 天气背景色调 */
.weather-fx-rain { background: linear-gradient(135deg, rgba(140, 170, 210, 0.15) 0%, rgba(160, 185, 220, 0.08) 100%); }
.weather-fx-drizzle { background: linear-gradient(135deg, rgba(150, 175, 210, 0.1) 0%, rgba(170, 190, 220, 0.05) 100%); }
.weather-fx-thunder { background: linear-gradient(135deg, rgba(100, 110, 140, 0.18) 0%, rgba(120, 130, 160, 0.1) 100%); }
.weather-fx-snow { background: linear-gradient(135deg, rgba(200, 210, 235, 0.18) 0%, rgba(220, 225, 240, 0.1) 100%); }
.weather-fx-fog { background: linear-gradient(135deg, rgba(190, 195, 205, 0.18) 0%, rgba(200, 205, 215, 0.1) 100%); }
.weather-fx-clear { background: linear-gradient(135deg, rgba(255, 220, 100, 0.15) 0%, rgba(255, 200, 80, 0.08) 100%); }
.weather-fx-partly { background: linear-gradient(135deg, rgba(255, 220, 100, 0.1) 0%, rgba(210, 215, 225, 0.08) 100%); }
.weather-fx-cloudy { background: linear-gradient(135deg, rgba(190, 195, 210, 0.12) 0%, rgba(200, 205, 220, 0.06) 100%); }

/* 天气+月度建议 */
.weather-tip-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-5);
}
.weather-card, .monthly-tip-card {
    background: var(--bg-card);
    padding: var(--sp-8);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
}
.weather-card:hover, .monthly-tip-card:hover {
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-light);
}
.weather-card h3, .monthly-tip-card h3 {
    font-size: 11px; font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: var(--sp-6);
    display: flex; align-items: center; gap: var(--sp-2);
}
.weather-header {
    display: flex; align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--sp-6);
}
.weather-temp {
    font-family: var(--font-serif);
    font-size: 60px; font-weight: 700;
    color: var(--primary);
    line-height: 1;
}
.weather-temp::after {
    content: '';
}
.weather-info {
    display: flex; flex-direction: column;
    gap: var(--sp-2);
    color: var(--text-secondary);
    font-size: 14px;
}
.weather-info p {
    display: flex; align-items: center; gap: var(--sp-2);
}
.monthly-tip-card p {
    color: var(--text-secondary);
    line-height: 1.9; font-size: 15px;
}

/* 月度旅游建议 */
.monthly-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-4);
}
.monthly-item {
    background: var(--bg-card);
    border-radius: var(--r-md);
    padding: var(--sp-5);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-xs);
    transition: all 0.25s var(--ease);
}
.monthly-item:hover {
    box-shadow: var(--shadow-sm);
    border-color: var(--border-light);
    transform: translateY(-2px);
}
.monthly-month {
    font-size: 13px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: var(--sp-2);
    letter-spacing: 0.04em;
    background: var(--accent-bg);
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--r-full);
    border: 1px solid rgba(201, 151, 58, 0.10);
}
.monthly-tip-text {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 13px;
}

/* 历史时间线 - 横轴 */
.timeline-wrapper {
    position: relative;
}
.timeline-wrapper::after {
    content: '';
    position: absolute;
    right: 0; top: 0; bottom: 8px;
    width: 60px;
    background: linear-gradient(90deg, transparent, var(--bg-primary));
    pointer-events: none;
    z-index: 2;
    transition: opacity 0.3s;
}
.timeline-wrapper.scrolled-end::after {
    opacity: 0;
}
.timeline {
    position: relative;
    display: flex;
    overflow-x: auto;
    padding: var(--sp-6) var(--sp-2) var(--sp-8);
    gap: 0;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}
.timeline::-webkit-scrollbar {
    height: 4px;
}
.timeline::-webkit-scrollbar-track {
    background: var(--border-subtle);
    border-radius: 4px;
}
.timeline::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 4px;
}
/* 横轴线 */
.timeline::before {
    content: '';
    position: absolute;
    left: var(--sp-5); right: var(--sp-5);
    top: 22px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--primary), var(--accent));
    border-radius: 2px;
    z-index: 0;
}
.timeline-item {
    position: relative;
    flex: 0 0 220px;
    padding-top: 36px;
    padding-left: var(--sp-5);
    padding-right: var(--sp-5);
    scroll-snap-align: start;
    z-index: 1;
}
/* 圆点 */
.timeline-item::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 14px; height: 14px;
    border-radius: var(--r-full);
    background: var(--bg-card);
    border: 2.5px solid var(--accent);
    box-shadow: 0 0 0 4px var(--accent-bg);
    transition: all 0.3s;
}
.timeline-item:hover::before {
    background: var(--accent);
    box-shadow: 0 0 0 6px var(--accent-bg);
}
.timeline-year {
    font-family: var(--font);
    font-size: 13px; font-weight: 800;
    color: var(--accent);
    margin-bottom: var(--sp-2);
    letter-spacing: 0.04em;
    background: var(--accent-bg);
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--r-full);
    border: 1px solid rgba(201, 151, 58, 0.10);
}
.timeline-title {
    font-size: 15px; font-weight: 600;
    margin-bottom: var(--sp-1);
    color: var(--text-primary);
    line-height: 1.4;
}
.timeline-desc {
    color: var(--text-secondary);
    line-height: 1.7; font-size: 13px;
}

/* 景点 */
.attractions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-5);
}
.attraction-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    overflow: hidden;
    transition: all 0.45s var(--ease);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
}
.attraction-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-light);
}
.attraction-image {
    height: 220px;
    display: flex; align-items: center; justify-content: center;
    font-size: 48px; position: relative; overflow: hidden;
    background-size: cover !important;
    background-position: center !important;
    transition: all 0.5s var(--ease);
}
.attraction-card:hover .attraction-image {
    transform: scale(1.05);
}
.attraction-image::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.4) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s;
}
.attraction-card:hover .attraction-image::after {
    opacity: 1;
}
.attraction-image-placeholder {
    width: 72px; height: 72px;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-serif);
    font-size: 32px; font-weight: 700;
    color: var(--accent);
    background: rgba(255,255,255,0.7);
    border-radius: 50%;
    backdrop-filter: blur(8px);
    z-index: 1;
}
.attraction-content {
    padding: var(--sp-5) var(--sp-6) var(--sp-6);
}
.attraction-name {
    font-family: var(--font-serif);
    font-size: 20px; font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--sp-2);
}
.attraction-name .en {
    font-family: var(--font);
    font-size: 13px; color: var(--text-muted);
    font-weight: 400; display: block;
    margin-top: 2px;
}
.attraction-meta {
    display: flex; flex-wrap: wrap; gap: var(--sp-2);
    margin: var(--sp-4) 0;
    font-size: 12px; color: var(--text-muted);
}
.attraction-meta span {
    display: flex; align-items: center; gap: 4px;
    background: var(--bg-surface);
    padding: 4px 10px;
    border-radius: var(--r-full);
    border: 1px solid var(--border-subtle);
    transition: all 0.2s;
}
.attraction-card:hover .attraction-meta span {
    background: var(--accent-bg);
    border-color: rgba(201, 151, 58, 0.10);
}
.attraction-desc {
    color: var(--text-secondary);
    line-height: 1.7; font-size: 14px;
}

/* 交通 */
.transport-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--sp-5);
}
.transport-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.4s var(--ease);
    position: relative;
    overflow: hidden;
}
.transport-image {
    height: 160px;
    background-size: cover;
    background-position: center;
    position: relative;
}
.transport-body {
    padding: var(--sp-6);
    position: relative;
}
.transport-body::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: linear-gradient(to bottom, #3B82F6, #8B5CF6);
    opacity: 0;
    transition: opacity 0.3s;
}
.transport-card:hover .transport-body::before {
    opacity: 1;
}
.transport-card:hover {
    border-color: var(--border-light);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
}
.transport-icon {
    width: 52px; height: 52px;
    border-radius: var(--r-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700;
    margin-bottom: var(--sp-4);
    letter-spacing: 0.02em;
    transition: transform 0.3s var(--ease-bounce);
}
.transport-card:hover .transport-icon {
    transform: scale(1.08);
}
.transport-icon.air {
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.12);
    color: #3B82F6;
}
.transport-icon.rail {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.12);
    color: #10B981;
}
.transport-icon.metro {
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid rgba(139, 92, 246, 0.12);
    color: #8B5CF6;
}
.transport-name {
    font-weight: 700; font-size: 17px;
    margin-bottom: var(--sp-2);
    color: var(--text-primary);
}
.transport-desc {
    color: var(--text-secondary);
    font-size: 14px; line-height: 1.7;
}

/* 美食 */
.food-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--sp-5);
}
.food-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.4s var(--ease);
    position: relative;
    overflow: hidden;
}
.food-image {
    height: 180px;
    background-size: cover;
    background-position: center;
}
.food-body {
    padding: var(--sp-6);
    position: relative;
}
.food-body::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 120px; height: 120px;
    background: radial-gradient(circle, rgba(230, 57, 70, 0.03), transparent 70%);
    pointer-events: none;
}
.food-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-light);
}
.food-header {
    display: flex; justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--sp-4);
    position: relative;
}
.food-name {
    font-family: var(--font-serif);
    font-size: 20px; font-weight: 700;
    color: var(--text-primary);
}
.food-pinyin {
    font-size: 12px; color: var(--text-muted);
    margin-top: 2px; letter-spacing: 0.04em;
}
.food-price {
    font-size: 13px; color: var(--accent);
    font-weight: 700;
    background: var(--accent-bg);
    border: 1px solid rgba(201, 151, 58, 0.15);
    padding: 4px 12px;
    border-radius: var(--r-full);
    white-space: nowrap;
}
.food-ingredients {
    font-size: 12px; color: var(--text-muted);
    margin-bottom: var(--sp-4);
    padding-bottom: var(--sp-4);
    border-bottom: 1px solid var(--border-subtle);
}
.food-desc {
    color: var(--text-secondary);
    font-size: 14px; line-height: 1.7;
}

/* 住宿 */
.accommodation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--sp-5);
}
.accommodation-type {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
    overflow: hidden;
}
.accommodation-image {
    height: 160px;
    background-size: cover;
    background-position: center;
}
.accommodation-body {
    padding: var(--sp-6);
}
.accommodation-type:hover {
    box-shadow: var(--shadow-card-hover);
}
.accommodation-type-header {
    display: flex; justify-content: space-between;
    align-items: center;
    margin-bottom: var(--sp-6);
    padding-bottom: var(--sp-4);
    border-bottom: 1px solid var(--border-subtle);
}
.accommodation-type-name {
    font-family: var(--font-serif);
    font-size: 20px; font-weight: 700;
    color: var(--text-primary);
}
.accommodation-price {
    color: var(--accent); font-weight: 700;
    font-size: 14px;
    background: var(--accent-bg);
    padding: 3px 10px;
    border-radius: var(--r-full);
}
.accommodation-list {
    display: flex; flex-direction: column;
    gap: var(--sp-3);
}
.accommodation-item {
    padding: var(--sp-4) var(--sp-5);
    background: var(--bg-surface);
    border-radius: var(--r-md);
    border: 1px solid var(--border-subtle);
    transition: all 0.2s;
}
.accommodation-item:hover {
    background: var(--accent-bg);
    border-color: rgba(201, 151, 58, 0.10);
}
.accommodation-item-name {
    font-weight: 600; font-size: 14px;
    margin-bottom: var(--sp-1);
    color: var(--text-primary);
}
.accommodation-item-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== 节庆活动 ===== */
.festivals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--sp-5);
}
.festival-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
    overflow: hidden;
}
.festival-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.festival-image {
    height: 180px;
    background-size: cover;
    background-position: center;
}
.festival-body { padding: var(--sp-5); }
.festival-month {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    background: var(--accent-bg);
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--r-full);
    border: 1px solid rgba(201, 151, 58, 0.10);
    margin-bottom: var(--sp-2);
}
.festival-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--sp-2);
    color: var(--text-primary);
}
.festival-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== 购物特产 ===== */
.shopping-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--sp-5);
}
.shopping-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
    overflow: hidden;
}
.shopping-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.shopping-image {
    height: 180px;
    background-size: cover;
    background-position: center;
}
.shopping-body { padding: var(--sp-5); }
.shopping-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--sp-2);
    color: var(--text-primary);
}
.shopping-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--sp-3);
}
.shopping-where {
    font-size: 12px;
    color: var(--accent);
    background: var(--accent-bg);
    display: inline-block;
    padding: 3px 10px;
    border-radius: var(--r-full);
    border: 1px solid rgba(201, 151, 58, 0.10);
}

/* ===== 文化体验 ===== */
.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--sp-5);
}
.culture-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
    overflow: hidden;
}
.culture-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.culture-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}
.culture-body { padding: var(--sp-5); }
.culture-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--sp-1);
    color: var(--text-primary);
}
.culture-duration {
    font-size: 12px;
    color: var(--accent);
    background: var(--accent-bg);
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--r-full);
    border: 1px solid rgba(201, 151, 58, 0.10);
    margin-bottom: var(--sp-2);
}
.culture-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== 夜游推荐 ===== */
.nightlife-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--sp-5);
}
.nightlife-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
    overflow: hidden;
}
.nightlife-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.nightlife-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}
.nightlife-body { padding: var(--sp-5); }
.nightlife-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--sp-1);
    color: var(--text-primary);
}
.nightlife-time {
    font-size: 12px;
    color: var(--accent);
    background: var(--accent-bg);
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--r-full);
    border: 1px solid rgba(201, 151, 58, 0.10);
    margin-bottom: var(--sp-2);
}
.nightlife-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== 实用贴士 ===== */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: var(--sp-4);
}
.tip-card {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-4);
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-xs);
    padding: var(--sp-5);
    transition: all 0.25s var(--ease);
}
.tip-card:hover { box-shadow: var(--shadow-sm); border-color: var(--border-light); }
.tip-icon {
    flex-shrink: 0;
    width: 42px; height: 42px;
    display: flex; align-items: center; justify-content: center;
    background: var(--accent-bg);
    border-radius: var(--r-md);
    border: 1px solid rgba(201, 151, 58, 0.10);
}
.tip-icon svg {
    width: 20px; height: 20px;
    color: var(--accent);
}
.tip-body { flex: 1; min-width: 0; }
.tip-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--sp-1);
}
.tip-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== 地方方言 ===== */
.dialect-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--sp-5);
    line-height: 1.7;
}
.dialect-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--sp-4);
}
.dialect-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-xs);
    padding: var(--sp-5);
    text-align: center;
    transition: all 0.25s var(--ease);
    cursor: pointer;
    position: relative;
}
.dialect-card:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
    border-color: var(--accent);
}
.dialect-card.dialect-playing {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(201, 151, 58, 0.2), var(--shadow-sm);
}
.dialect-card.dialect-playing .dialect-play {
    background: var(--accent);
    animation: d-glow 1.5s ease-in-out infinite alternate;
}
@keyframes d-glow {
    0% { box-shadow: 0 0 8px rgba(201, 151, 58, 0.3); }
    100% { box-shadow: 0 0 20px rgba(201, 151, 58, 0.6); }
}
.dialect-play {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--sp-3);
    transition: all 0.2s;
}
.dialect-play svg { width: 20px; height: 20px; }
.dialect-play .playing-icon { width: 24px; height: 24px; }
.dialect-play .playing-icon circle {
    animation: d-pulse 1.2s ease-in-out infinite alternate;
    opacity: 0.4;
}
.dialect-play .playing-icon circle:nth-child(2) { animation-delay: 0.2s; }
.dialect-play .playing-icon circle:nth-child(3) { animation-delay: 0.4s; }
@keyframes d-pulse {
    0% { opacity: 0.4; }
    100% { opacity: 1; }
}
.dialect-card:hover .dialect-play {
    transform: scale(1.1);
    box-shadow: 0 4px 16px rgba(201, 151, 58, 0.4);
}
.dialect-phrase {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: var(--sp-1);
    font-family: var(--font-serif);
}
.dialect-phonetic {
    font-size: 13px;
    color: var(--accent);
    font-style: italic;
    margin-bottom: var(--sp-2);
    letter-spacing: 0.02em;
}
.dialect-meaning {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ===== 周边一日游 ===== */
.daytrip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--sp-5);
}
.daytrip-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
    overflow: hidden;
}
.daytrip-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.daytrip-image {
    height: 200px;
    background-size: cover;
    background-position: center;
}
.daytrip-body { padding: var(--sp-5); }
.daytrip-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: var(--sp-1);
    color: var(--text-primary);
}
.daytrip-distance {
    font-size: 12px;
    color: var(--accent);
    background: var(--accent-bg);
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--r-full);
    border: 1px solid rgba(201, 151, 58, 0.10);
    margin-bottom: var(--sp-2);
}
.daytrip-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 世界遗产 & 非遗 */
.heritage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--sp-5);
}
.heritage-card {
    background: var(--bg-card);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
    overflow: hidden;
}
.heritage-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
}
.heritage-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    position: relative;
}
.heritage-content {
    padding: var(--sp-6);
    border-left: 3px solid var(--accent);
}
.heritage-card:hover .heritage-content {
    border-left-width: 4px;
}
.heritage-card h3 {
    font-family: var(--font-serif);
    font-size: 20px; font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--sp-3);
}
.heritage-card h3 .year {
    font-family: var(--font);
    font-size: 13px; color: var(--accent);
    font-weight: 600; margin-left: var(--sp-3);
    background: var(--accent-bg);
    padding: 2px 10px;
    border-radius: var(--r-full);
    border: 1px solid rgba(201, 151, 58, 0.10);
}
.heritage-card p {
    color: var(--text-secondary);
    line-height: 1.7; font-size: 14px;
}

/* 返回按钮 */
.back-btn {
    position: fixed;
    top: calc(var(--nav-h) + var(--sp-4));
    left: var(--sp-6);
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--r-full);
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    cursor: pointer; z-index: 999;
    transition: all 0.3s var(--ease);
    display: flex; align-items: center;
    gap: var(--sp-2);
    font-size: 14px; font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    font-family: var(--font);
}
/* 在全屏Hero上，返回按钮变成白色玻璃态 */
.back-btn.hero-style {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.back-btn.hero-style:hover {
    background: rgba(255, 255, 255, 0.22);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
}
.back-btn:hover {
    transform: translateX(-4px);
    color: var(--primary);
    border-color: rgba(230, 57, 70, 0.2);
    box-shadow: 0 6px 28px rgba(0,0,0,0.10);
}

/* ==================== 入境须知页 ==================== */
.notice-page { padding-bottom: var(--sp-24); }
.notice-hero {
    background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-surface) 100%);
    color: var(--text-primary);
    padding: var(--sp-24) var(--sp-6) var(--sp-16);
    text-align: center;
    position: relative; overflow: hidden;
}
.notice-hero::before {
    content: '';
    position: absolute;
    top: -30%; right: -10%;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(201, 151, 58, 0.03), transparent 70%);
    pointer-events: none;
}
.notice-title {
    font-family: var(--font-serif);
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    margin-bottom: var(--sp-3);
    position: relative;
}
.notice-subtitle {
    font-size: 16px; color: var(--text-muted);
    position: relative;
}
.notice-content {
    max-width: 1200px;
    margin: var(--sp-12) auto;
    padding: 0 var(--sp-6);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-5);
}
.notice-section {
    background: var(--bg-card);
    padding: var(--sp-8);
    border-radius: var(--r-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease);
}
.notice-section:hover {
    box-shadow: var(--shadow-card-hover);
}
.notice-section-last {
    grid-column: 1 / -1;
    max-width: 600px;
    margin: 0 auto;
}
.notice-section h3 {
    font-family: var(--font-serif);
    font-size: 20px; font-weight: 700;
    margin-bottom: var(--sp-6);
    color: var(--accent);
    padding-bottom: var(--sp-4);
    border-bottom: 1px solid var(--border-subtle);
    display: flex; align-items: center; gap: var(--sp-2);
}
.notice-section h4 {
    font-size: 15px; font-weight: 600;
    margin-top: var(--sp-6);
    margin-bottom: var(--sp-2);
    color: var(--text-primary);
}
.notice-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--sp-4);
    font-size: 14px;
}
.notice-section ul { list-style: none; padding-left: 0; }
.notice-section li {
    padding: var(--sp-2) 0 var(--sp-2) var(--sp-5);
    position: relative;
    color: var(--text-secondary);
    line-height: 1.7; font-size: 14px;
}
.notice-section li::before {
    content: '';
    position: absolute; left: 0; top: 11px;
    width: 6px; height: 6px;
    border-radius: var(--r-full);
    background: var(--accent);
}

/* ==================== 页脚 ==================== */
.footer {
    background: var(--bg-surface);
    color: var(--text-primary);
    padding: var(--sp-16) var(--sp-6) var(--sp-8);
    border-top: 1px solid var(--border-subtle);
    position: relative;
    overflow: hidden;
}
.footer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
}
.footer-container {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--sp-12);
    margin-bottom: var(--sp-12);
}
.footer-section h3 {
    font-family: var(--font-serif);
    font-size: 22px; font-weight: 700;
    margin-bottom: var(--sp-4);
    color: var(--text-primary);
}
.footer-section h4 {
    font-size: 11px; font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: var(--sp-4);
    color: var(--text-muted);
}
.footer-section p {
    color: var(--text-secondary);
    line-height: 1.7; font-size: 14px;
}
.footer-section a {
    display: block;
    color: var(--text-secondary);
    padding: 4px 0;
    transition: all 0.2s;
    font-size: 14px;
}
.footer-section a:hover {
    color: var(--accent);
    transform: translateX(3px);
}
.footer-bottom {
    max-width: var(--container);
    margin: 0 auto;
    padding-top: var(--sp-6);
    border-top: 1px solid var(--border-subtle);
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    letter-spacing: 0.02em;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
    .footer-container { grid-template-columns: 1fr 1fr; }
    .city-hero { min-height: 450px; }
    .attractions-grid { grid-template-columns: repeat(2, 1fr); }
    .monthly-grid { grid-template-columns: repeat(2, 1fr); }
    .section-nav { right: 12px; }
    .section-nav-label { display: none; }
}
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: rgba(255, 255, 255, 0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--sp-4);
        border-bottom: 1px solid var(--border-subtle);
        box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    }
    .nav-links.active { display: flex; }
    .nav-link { padding: var(--sp-4); border-radius: var(--r-md); }
    .mobile-menu-btn { display: flex; }
    .hero-section { min-height: 500px; padding: var(--sp-6); }
    .hero-city-links { flex-direction: column; gap: var(--sp-3); }
    .hero-city-btn { padding: 12px 24px; font-size: 15px; }
    .hero-corner { display: none; }
    .city-name .zh { font-size: 42px; }
    /* 城市详情页全屏Hero适配 */
    .city-hero-info-cards {
        grid-template-columns: 1fr;
    }
    .city-hero-fullscreen .city-hero-content {
        padding: var(--sp-16) var(--sp-6) var(--sp-10);
        justify-content: flex-end;
    }
    .city-hero-top-section {
        text-align: center;
    }
    .hero-info-intro {
        font-size: 13px;
    }
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
    .stat-card { padding: var(--sp-5); }
    .stat-value { font-size: 24px; }
    .weather-tip-grid { grid-template-columns: 1fr; }
    .attractions-grid { grid-template-columns: 1fr; }
    .monthly-grid { grid-template-columns: 1fr; }
    .cities-grid { grid-template-columns: 1fr; }
    .food-grid { grid-template-columns: 1fr; }
    .footer-container { grid-template-columns: 1fr; }
    .back-btn { top: auto; bottom: var(--sp-6); left: var(--sp-6); }
    .china-map-container { padding: var(--sp-6); }
    .south-china-sea-inset { width: 70px; bottom: 8px; right: 8px; }
    /* 移动端隐藏右侧导航 */
    .section-nav { display: none; }
}
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .stat-card { padding: var(--sp-6); }
    .stat-value { font-size: 28px; }
    .city-card-hero { height: 220px; }
    .city-card-name .zh { font-size: 36px; }
    .hero-title { font-size: 36px; }
    .hero-section { min-height: 450px; }
    .city-hero-fullscreen .city-hero-content {
        padding: var(--sp-14) var(--sp-4) var(--sp-8);
    }
    .city-name .zh { font-size: 36px; }
    .notice-content { grid-template-columns: 1fr; }
    .notice-section-last { max-width: none; }
}

/* ==================== 工具类 ==================== */
.text-center { text-align: center; }
.hidden { display: none !important; }

/* ==================== 页面过渡 ==================== */
.page-transition {
    animation: fadeIn 0.4s var(--ease);
}

/* ==================== 区块间装饰分隔 ==================== */
.city-section + .city-section {
    position: relative;
}
.city-section + .city-section::before {
    content: '';
    display: block;
    width: 80px; height: 2px;
    background: linear-gradient(90deg, var(--accent), transparent);
    margin: 0 auto var(--sp-12);
    border-radius: 1px;
    opacity: 0.25;
}

/* ==================== 详情页右侧导航栏 ==================== */
.section-nav {
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 12px 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease);
}
.section-nav.visible {
    opacity: 1;
    pointer-events: auto;
}
.section-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px 12px 5px 8px;
    border-radius: 20px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s var(--ease);
    white-space: nowrap;
}
.section-nav-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-tertiary);
    flex-shrink: 0;
    transition: all 0.3s var(--ease);
}
.section-nav-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-tertiary);
    max-width: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.3s var(--ease);
}
/* 激活状态 */
.section-nav-item.active .section-nav-dot {
    width: 10px;
    height: 10px;
    background: var(--accent);
    box-shadow: 0 0 8px rgba(201, 151, 58, 0.4);
}
.section-nav-item.active .section-nav-label {
    color: var(--accent);
    font-weight: 600;
}
/* 悬浮展开 */
.section-nav:hover .section-nav-label {
    max-width: 120px;
    opacity: 1;
}
.section-nav:hover .section-nav-item {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(8px);
}
.section-nav:hover .section-nav-item.active {
    background: rgba(201, 151, 58, 0.08);
}
.section-nav:hover .section-nav-item:hover {
    background: rgba(201, 151, 58, 0.12);
}
.section-nav:hover .section-nav-item:hover .section-nav-label {
    color: var(--accent);
}
.section-nav:hover .section-nav-item:hover .section-nav-dot {
    background: var(--accent);
    transform: scale(1.3);
}

/* ==================== 城市卡片悬浮装饰 ==================== */
.city-card {
    counter-increment: city-index;
}
.city-card .city-card-body::before {
    content: '0' counter(city-index);
    position: absolute;
    top: var(--sp-4);
    right: var(--sp-5);
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: rgba(255,255,255,0.12);
    z-index: 2;
    transition: color 0.3s;
}
.city-card:hover .city-card-body::before {
    color: rgba(255,255,255,0.25);
}

/* ==================== 天气图标动画 ==================== */
.weather-temp {
    position: relative;
}
.weather-card:hover .weather-temp {
    animation: fadeIn 0.5s var(--ease);
}

/* ==================== 美食卡片装饰 ==================== */
.food-card::after {
    content: '';
    position: absolute;
    bottom: 0; right: 0;
    width: 100px; height: 100px;
    background: radial-gradient(circle, rgba(230, 57, 70, 0.02), transparent 70%);
    pointer-events: none;
    border-radius: 50%;
}

/* ==================== 打印样式 ==================== */
@media print {
    .navbar, .back-btn, .footer { display: none; }
    .main-content { margin-top: 0; }
    .city-hero { min-height: auto; padding: 40px; }
    .city-section { page-break-inside: avoid; }
}

/* ==================== 省份-城市选择器（全屏Modal版）==================== */
.pcs-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 20, 0.55);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.pcs-overlay.pcs-open {
    opacity: 1;
    pointer-events: auto;
}
.pcs-modal {
    width: min(900px, 94vw);
    max-height: 82vh;
    background: #FAFAF8;
    border-radius: 20px;
    box-shadow: 0 32px 80px rgba(0,0,0,0.22), 0 0 0 1px rgba(0,0,0,0.04);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(20px) scale(0.97);
    transition: transform 0.28s var(--ease);
}
.pcs-overlay.pcs-open .pcs-modal {
    transform: translateY(0) scale(1);
}
.pcs-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
}
.pcs-top-left {
    display: flex;
    align-items: center;
    gap: 10px;
}
.pcs-modal-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}
.pcs-x {
    width: 36px; height: 36px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
}
.pcs-x:hover {
    background: var(--primary-bg);
    color: var(--primary);
    border-color: var(--primary-light);
}
.pcs-search-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
    background: #fff;
}
.pcs-search-icon { flex-shrink: 0; }
.pcs-search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 14px;
    color: var(--text-primary);
    background: transparent;
    font-family: var(--font);
}
.pcs-search-input::placeholder { color: var(--text-muted); }
.pcs-search-clear {
    width: 22px; height: 22px;
    background: var(--bg-surface);
    border: none;
    border-radius: 50%;
    font-size: 14px;
    color: var(--text-muted);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: all 0.15s;
}
.pcs-search-clear:hover { background: var(--border-light); color: var(--text-primary); }
.pcs-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}
.pcs-sidebar {
    width: 110px;
    flex-shrink: 0;
    background: #fff;
    border-right: 1px solid var(--border-subtle);
    overflow-y: auto;
    padding: 8px 0;
    transition: width 0.2s;
}
.pcs-sidebar.pcs-sidebar-en {
    width: 170px;
}
.pcs-sidebar::-webkit-scrollbar { width: 3px; }
.pcs-sidebar::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }
.pcs-prov-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 14px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all 0.15s;
    gap: 4px;
}
.pcs-prov-item:hover {
    background: var(--accent-bg);
}
.pcs-prov-active {
    background: var(--accent-bg) !important;
    border-left-color: var(--accent) !important;
}
.pcs-prov-active .pcs-prov-name {
    color: var(--accent);
    font-weight: 600;
}
.pcs-prov-name {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}
.pcs-sidebar-en .pcs-prov-name {
    white-space: normal;
    overflow: visible;
    text-overflow: unset;
    line-height: 1.3;
}
.pcs-prov-count {
    font-size: 11px;
    color: var(--text-muted);
    background: var(--bg-surface);
    border-radius: 10px;
    padding: 1px 5px;
    flex-shrink: 0;
}
.pcs-prov-active .pcs-prov-count {
    background: rgba(201,151,58,0.15);
    color: var(--accent);
}
.pcs-main {
    flex: 1;
    overflow-y: auto;
    padding: 20px 20px 24px;
}
.pcs-main::-webkit-scrollbar { width: 4px; }
.pcs-main::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }
.pcs-prov-header {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 16px;
}
.pcs-prov-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}
.pcs-prov-subtitle {
    font-size: 12px;
    color: var(--text-muted);
}
.pcs-city-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
    gap: 12px;
}
.pcs-city-card {
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    background: #fff;
    border: 1px solid var(--border-subtle);
    transition: transform 0.2s var(--ease), box-shadow 0.2s, border-color 0.2s;
}
.pcs-city-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.10);
    border-color: var(--accent);
}
.pcs-city-cover {
    height: 90px;
    position: relative;
    background: linear-gradient(135deg, #FFF5E6, #FFE4C4);
}
.pcs-city-cover-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.52) 0%, rgba(0,0,0,0) 55%);
}
.pcs-city-cover-name {
    position: absolute;
    bottom: 8px;
    left: 10px;
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 1px 4px rgba(0,0,0,0.4);
    z-index: 1;
}
.pcs-city-info {
    padding: 8px 10px 10px;
}
.pcs-city-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 4px;
}
.pcs-city-tag {
    font-size: 11px;
    padding: 1px 6px;
    background: var(--accent-bg);
    color: var(--accent-dark);
    border-radius: 20px;
    white-space: nowrap;
}
.pcs-city-sub {
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.4;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.pcs-empty {
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
    padding: 60px 20px;
}
@media (max-width: 768px) {
    .pcs-modal {
        width: 100vw;
        max-height: 90vh;
        border-radius: 20px 20px 0 0;
        position: fixed;
        bottom: 0;
        left: 0;
    }
    .pcs-overlay { align-items: flex-end; }
    .pcs-sidebar { width: 88px; }
    .pcs-sidebar.pcs-sidebar-en { width: 130px; }
    .pcs-city-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px; }
    .pcs-city-cover { height: 72px; }
}