/**
 * 智慧城市·数字政府 — 科技蓝亮色主题
 * 纯原生 CSS，无框架依赖
 * 设计：大留白 + 毛玻璃 + 蓝色点缀 + 大/小圆角混用
 */

/* ============================================================
   CSS 变量体系
   ============================================================ */
:root {
  /* 主色 — 科技蓝 */
  --primary: #0A6BFF;
  --primary-hover: #1A7AFF;
  --primary-light: rgba(10, 107, 255, 0.08);
  --primary-dim: rgba(10, 107, 255, 0.15);
  --primary-glow: rgba(10, 107, 255, 0.25);

  /* 亮青色点缀 */
  --cyan: #00B4D8;
  --cyan-light: rgba(0, 180, 216, 0.08);
  --cyan-dim: rgba(0, 180, 216, 0.15);

  /* 渐变色 */
  --gradient-primary: linear-gradient(135deg, #0A6BFF, #1A7AFF);
  --gradient-cyan: linear-gradient(135deg, #0A6BFF, #00B4D8);
  --gradient-dark: linear-gradient(135deg, #1E293B, #0F172A);

  /* 文字色阶 */
  --text-dark: #1E293B;
  --text-body: #475569;
  --text-muted: #94A3B8;
  --text-white: #FFFFFF;

  /* 背景 */
  --bg-white: #FFFFFF;
  --bg-light: #F8FAFC;
  --bg-gray: #F1F5F9;

  /* 边框 */
  --border-light: #E2E8F0;
  --border-blue: rgba(10, 107, 255, 0.2);
  --border-blue-hover: rgba(10, 107, 255, 0.4);

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-blue: 0 4px 16px rgba(10, 107, 255, 0.12);
  --shadow-card-hover: 0 8px 30px rgba(10, 107, 255, 0.1);

  /* 圆角 — 大/小混用 */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 50%;

  /* 间距 */
  --section-py: 80px;
  --container-max: 1200px;
  --header-h: 70px;

  /* 过渡 */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;

  /* 字体 — Inter (英文/数字) + Noto Sans SC (中文) */
  --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --font-number: 'Inter', 'SF Pro Display', 'Helvetica Neue', sans-serif;
}

/* ============================================================
   全局重置 & 基础
   ============================================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg-white);
  color: var(--text-body);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection { background: rgba(10, 107, 255, 0.15); color: var(--text-dark); }

a { color: inherit; text-decoration: none; transition: color var(--duration-fast) var(--ease-out); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
input, textarea, select, button { font-family: inherit; font-size: inherit; }
input::placeholder, textarea::placeholder { color: var(--text-muted); }

/* ============================================================
   排版
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

/* Section Header */
.section-header { text-align: center; margin-bottom: 48px; }

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.35rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-body);
  max-width: 560px;
  margin: 0 auto;
}

/* 板块底部的"查看全部XX"按钮容器 */
.section-more { text-align: center; margin-top: 32px; }

/* ============================================================
   布局容器
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: var(--section-py) 0; }
.section--gray { background: var(--bg-light); }
.section--dark { background: #0F172A; }

/* ============================================================
   Header 头部 — 白色毛玻璃
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration-normal) var(--ease-out);
}

.header.scrolled { box-shadow: var(--shadow-md); }

.header__inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 20px;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-right: auto;
}

.header__logo-icon {
  width: 40px; height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: #fff;
}

.header__logo-text { display: flex; flex-direction: column; line-height: 1.2; }

.header__logo-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
  white-space: nowrap;
}

.header__logo-sub {
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  white-space: nowrap;
}

/* 主导航 */
.header__nav { display: flex; align-items: center; gap: 2px; }

.header__nav-link {
  padding: 8px 15px;
  font-size: 0.9rem;
  color: var(--text-body);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
  font-weight: 500;
}

.header__nav-link:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.header__nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 600;
}

.header__nav-arrow { font-size: 0.6rem; margin-left: 4px; }

/* 导航下拉 */
.header__nav-item { position: relative; }

.header__nav-item:hover .header__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  padding: 8px 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--duration-normal) var(--ease-out);
  z-index: 100;
}

.header__dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: 0.88rem;
  color: var(--text-body);
  transition: all var(--duration-fast) var(--ease-out);
}

.header__dropdown a:hover {
  color: var(--primary);
  background: var(--primary-light);
}

/* 右侧操作区 */
.header__actions { display: flex; align-items: center; gap: 10px; }

.header__search-btn {
  width: 38px; height: 38px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  background: var(--bg-light);
  color: var(--text-body);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: all var(--duration-fast) var(--ease-out);
}

.header__search-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

.header__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
  box-shadow: 0 2px 8px rgba(10, 107, 255, 0.25);
  white-space: nowrap;
}

.header__cta:hover {
  color: #fff;
  box-shadow: 0 4px 16px rgba(10, 107, 255, 0.4);
  transform: translateY(-1px);
}

/* 搜索下拉面板 */
.header__search-panel {
  position: absolute;
  top: var(--header-h);
  left: 0; right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  padding: 20px 0;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--duration-normal) var(--ease-out);
  z-index: 99;
}

.header__search-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__search-form {
  display: flex;
  gap: 10px;
  max-width: 600px;
  margin: 0 auto;
}

.header__search-form input {
  flex: 1;
  padding: 12px 18px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--text-dark);
  transition: border-color var(--duration-fast);
}

.header__search-form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}

.header__search-form button {
  padding: 12px 24px;
  background: var(--gradient-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-fast);
  white-space: nowrap;
}

.header__search-form button:hover { box-shadow: var(--shadow-blue); }

/* ============================================================
   汉堡菜单（移动端）
   ============================================================ */
.hamburger {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 110;
}

.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-dark);
  border-radius: 1px;
  transition: all var(--duration-normal) var(--ease-out);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* 移动端侧滑菜单 */
.mobile-nav {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 80%; max-width: 360px;
  background: var(--bg-white);
  z-index: 120;
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-out);
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.mobile-nav.open { transform: translateX(0); }

.mobile-nav__inner { padding: 24px; padding-top: 80px; }

.mobile-nav__link {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  color: var(--text-body);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast);
}

.mobile-nav__link:hover { color: var(--primary); background: var(--primary-light); }

.mobile-nav__sub { padding-left: 16px; display: none; }
.mobile-nav__sub.open { display: block; }

.mobile-nav__sub a {
  display: block;
  padding: 10px 16px;
  font-size: 0.9rem;
  color: var(--text-body);
  border-radius: var(--radius-sm);
}

.mobile-nav__sub a:hover { color: var(--primary); }

.mobile-nav__overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 115;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal);
}

.mobile-nav__overlay.show { opacity: 1; pointer-events: auto; }

/* ============================================================
   按钮系统
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 24px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  white-space: nowrap;
}

.btn--lg { padding: 14px 32px; font-size: 0.95rem; border-radius: var(--radius-md); }

.btn--primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(10, 107, 255, 0.2);
}

.btn--primary:hover {
  color: #fff;
  box-shadow: 0 6px 20px rgba(10, 107, 255, 0.35);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--border-blue);
}

.btn--outline:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  transform: translateY(-1px);
}

.btn--outline-white {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn--outline-white:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.btn--white {
  background: #fff;
  color: var(--primary);
  border: 1.5px solid #fff;
}

.btn--white:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* ============================================================
   Hero — 首页 Banner
   ============================================================ */
.hero {
  position: relative;
  height: 85vh;
  min-height: 550px;
  max-height: 750px;
  overflow: hidden;
  margin-top: var(--header-h);
}

.hero-swiper { position: absolute; inset: 0; z-index: 0; }

.hero__slide { position: relative; width: 100%; height: 100%; }

.hero__slide-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}

.hero__slide-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(15, 23, 42, 0.45) 0%,
    rgba(15, 23, 42, 0.25) 40%,
    rgba(15, 23, 42, 0.7) 100%);
}

/* Hero 文字层 */
.hero__content {
  position: relative;
  z-index: 3;
  height: 100%;
  display: flex;
  align-items: flex-end;
  padding-bottom: 120px;
}

.hero__title {
  font-size: clamp(2rem, 5.5vw, 3.5rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  letter-spacing: 0.02em;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2rem;
}

.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero 分页器 */
.hero__pagination {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 8px;
}

.hero__pagination .swiper-pagination-bullet {
  width: 32px; height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.4);
  opacity: 1;
  transition: all var(--duration-normal);
  cursor: pointer;
}

.hero__pagination .swiper-pagination-bullet-active {
  width: 48px;
  background: #fff;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

/* ============================================================
   内页 Banner
   ============================================================ */
.inner-banner {
  position: relative;
  height: 280px;
  overflow: hidden;
  margin-top: var(--header-h);
  background: var(--gradient-dark);
}

.inner-banner__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.inner-banner__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.55) 0%, rgba(15, 23, 42, 0.7) 100%);
}

.inner-banner__content {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.inner-banner__title {
  font-size: clamp(1.6rem, 3vw, 2.35rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.4rem;
}

.inner-banner__subtitle {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.7);
}

/* 面包屑 */
.breadcrumb-bar {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-light);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb a { color: var(--text-body); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb i { font-size: 0.6rem; color: var(--text-muted); }

/* ============================================================
   首页 — 热门服务（6列网格）
   ============================================================ */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.service-card:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.service-card__icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--primary);
  margin-bottom: 16px;
  transition: all var(--duration-normal) var(--ease-out);
}

.service-card:hover .service-card__icon {
  background: var(--primary);
  color: #fff;
  transform: scale(1.08);
  box-shadow: var(--shadow-blue);
}

.service-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.service-card__desc {
  font-size: 0.85rem;
  color: var(--text-body);
  line-height: 1.5;
  margin-bottom: 12px;
}

.service-card__action {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--duration-fast);
}

.service-card:hover .service-card__action { gap: 8px; }

/* ============================================================
   首页 — 政务公开（3列政策卡片）
   ============================================================ */
.policy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.policy-card {
  display: block;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
}

.policy-card:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.policy-card__header {
  height: 80px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
}

.policy-card__body { padding: 20px; }

.policy-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.policy-card__desc {
  font-size: 0.88rem;
  color: var(--text-body);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}

.policy-card__meta {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  padding-top: 12px;
  border-top: 1px solid var(--border-light);
}

.policy-card__meta i { color: var(--primary); margin-right: 3px; }

/* ============================================================
   首页 — 城市数据（数字滚动）
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  text-align: center;
  padding: 40px 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: all var(--duration-normal) var(--ease-out);
}

.stat-card:hover {
  border-color: rgba(10, 107, 255, 0.4);
  background: rgba(10, 107, 255, 0.06);
  transform: translateY(-4px);
}

.stat-card__icon {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 16px;
}

.stat-card__number {
  font-family: var(--font-number);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.stat-card__unit {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--cyan);
  margin-left: 2px;
}

.stat-card__label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

/* ============================================================
   首页 — 新闻中心
   ============================================================ */
.news-home-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.news-home-card {
  display: block;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
}

.news-home-card:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.news-home-card__image {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-gray);
}

.news-home-card__image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.news-home-card:hover .news-home-card__image img { transform: scale(1.05); }

.news-home-card__body { padding: 20px; }

.news-home-card__date {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 8px;
}

.news-home-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-home-card__desc {
  font-size: 0.88rem;
  color: var(--text-body);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}

.news-home-card__more {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--duration-fast);
}

.news-home-card:hover .news-home-card__more { gap: 8px; }

/* ============================================================
   首页 — 数据开放
   ============================================================ */
.data-open-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.data-open-card {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
}

.data-open-card:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.data-open-card__icon {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.data-open-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.data-open-card p {
  font-size: 0.82rem;
  color: var(--text-body);
  margin-bottom: 14px;
  line-height: 1.5;
}

.data-open-card__num {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.data-open-card__unit {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ============================================================
   首页 — 智慧场景（4列）
   ============================================================ */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.scene-card {
  text-align: center;
  padding: 36px 20px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
}

.scene-card:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.scene-card__icon {
  width: 64px; height: 64px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 16px;
  color: #fff;
  transition: transform var(--duration-normal) var(--ease-spring);
}

.scene-card:hover .scene-card__icon { transform: scale(1.1) rotate(-5deg); }

.scene-card__icon--blue { background: linear-gradient(135deg, #0A6BFF, #1A7AFF); }
.scene-card__icon--green { background: linear-gradient(135deg, #10B981, #34D399); }
.scene-card__icon--orange { background: linear-gradient(135deg, #F59E0B, #FBBF24); }
.scene-card__icon--purple { background: linear-gradient(135deg, #8B5CF6, #A78BFA); }

.scene-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.scene-card p {
  font-size: 0.85rem;
  color: var(--text-body);
  line-height: 1.6;
}

/* ============================================================
   首页 — 互动交流
   ============================================================ */
.interact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.interact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 24px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
}

.interact-card:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.interact-card__icon {
  width: 60px; height: 60px;
  border-radius: var(--radius-full);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 16px;
  transition: all var(--duration-normal) var(--ease-out);
}

.interact-card:hover .interact-card__icon {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-blue);
}

.interact-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.interact-card p {
  font-size: 0.85rem;
  color: var(--text-body);
  line-height: 1.5;
}

/* ============================================================
   首页 — CTA
   ============================================================ */
.cta-home { padding: 100px 0; }

.cta-home__card {
  text-align: center;
  padding: 64px 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.cta-home__card::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at 30% 20%, rgba(255,255,255,0.06) 0%, transparent 50%),
              radial-gradient(circle at 70% 60%, rgba(0,180,216,0.1) 0%, transparent 50%);
  pointer-events: none;
}

.cta-home__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
  position: relative;
}

.cta-home__desc {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  position: relative;
}

.cta-home__actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

/* ============================================================
   列表页 — 政务公开
   ============================================================ */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 32px;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.filter-bar::-webkit-scrollbar { display: none; }

.filter-bar a {
  display: inline-flex;
  padding: 8px 18px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-body);
  border: 1px solid var(--border-light);
  border-radius: 100px;
  white-space: nowrap;
  transition: all var(--duration-fast);
  flex-shrink: 0;
}

.filter-bar a:hover,
.filter-bar a.active {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-light);
}

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

.policy-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
}

.policy-item:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-sm);
}

.policy-item__icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--primary);
  flex-shrink: 0;
}

.policy-item__body { flex: 1; min-width: 0; }

.policy-item__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.policy-item__desc {
  font-size: 0.85rem;
  color: var(--text-body);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
}

.policy-item__meta {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.policy-item__meta i { color: var(--primary); margin-right: 2px; }

/* ============================================================
   列表页 — 智慧服务
   ============================================================ */
.service-list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-list-card {
  display: flex;
  flex-direction: column;
  padding: 28px 24px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out);
}

.service-list-card:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.service-list-card__icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 14px;
  transition: all var(--duration-normal);
}

.service-list-card:hover .service-list-card__icon {
  background: var(--primary);
  color: #fff;
}

.service-list-card__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.service-list-card__desc {
  font-size: 0.85rem;
  color: var(--text-body);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.service-list-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
}

.service-list-card__tag {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.service-list-card__action {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.service-list-card:hover .service-list-card__action { gap: 8px; }

/* ============================================================
   列表页 — 新闻
   ============================================================ */
.news-list { display: flex; flex-direction: column; gap: 16px; }

.news-item {
  display: flex;
  gap: 20px;
  padding: 20px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
}

.news-item:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-sm);
}

.news-item__image {
  width: 200px;
  min-height: 130px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--bg-gray);
}

.news-item__image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.news-item:hover .news-item__image img { transform: scale(1.05); }

.news-item__body { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.news-item__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.news-item__desc {
  font-size: 0.88rem;
  color: var(--text-body);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.news-item__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 12px;
}

.news-item__meta i { color: var(--primary); margin-right: 3px; }

.news-item__more {
  color: var(--primary);
  font-weight: 600;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.news-item:hover .news-item__more { gap: 8px; }

/* ============================================================
   详情页
   ============================================================ */
.detail { max-width: 860px; margin: 0 auto; }

.detail__header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
}

.detail__title {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 14px;
  line-height: 1.4;
}

.detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.detail__meta i { color: var(--primary); margin-right: 3px; }

.detail__body {
  color: var(--text-body);
  line-height: 2;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}

.detail__body img {
  border-radius: var(--radius-md);
  margin: 24px auto;
  max-width: 100%;
}

.detail__body p { margin-bottom: 16px; }
.detail__body h2, .detail__body h3, .detail__body h4 {
  color: var(--text-dark);
  margin-top: 32px;
  margin-bottom: 16px;
}

/* 附件下载 */
.detail__attachments {
  margin-top: 32px;
  padding: 20px;
  background: var(--bg-light);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.detail__attachments h4 {
  font-size: 0.95rem;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.attachment-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  transition: all var(--duration-fast);
}

.attachment-link:hover {
  background: var(--primary);
  color: #fff;
}

/* 在线办理入口 */
.detail__online-entry {
  text-align: center;
  margin-top: 32px;
  padding: 32px;
  background: var(--primary-light);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-blue);
}

/* 上下篇导航 */
.detail__pager {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  font-size: 0.88rem;
  color: var(--text-muted);
}

.detail__pager a { color: var(--text-body); }
.detail__pager a:hover { color: var(--primary); }

/* ============================================================
   服务详情 — 信息卡片网格
   ============================================================ */
.service-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.service-info-card {
  padding: 20px;
  background: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast);
}

.service-info-card:hover { border-color: var(--border-blue); }

.service-info-card__icon {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 8px;
}

.service-info-card h4 {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.service-info-card p {
  font-size: 0.85rem;
  color: var(--text-body);
  line-height: 1.5;
}

/* ============================================================
   搜索页
   ============================================================ */
.search-box { max-width: 640px; margin: 0 auto; }

.search-form { display: flex; gap: 10px; }

.search-form__input-wrap {
  position: relative;
  flex: 1;
}

.search-form__input-wrap i {
  position: absolute;
  left: 16px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.95rem;
}

.search-form__input-wrap input {
  width: 100%;
  padding: 14px 18px 14px 42px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--text-dark);
  transition: border-color var(--duration-fast);
}

.search-form__input-wrap input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}

.search-results { display: flex; flex-direction: column; gap: 12px; }

.search-result-item {
  display: flex;
  gap: 16px;
  padding: 18px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast);
}

.search-result-item:hover {
  border-color: var(--border-blue-hover);
  box-shadow: var(--shadow-sm);
}

.search-result-item__image {
  width: 120px; height: 90px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--bg-gray);
}

.search-result-item__image img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.search-result-item__body { flex: 1; min-width: 0; }

.search-result-item__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-result-item__desc {
  font-size: 0.85rem;
  color: var(--text-body);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
}

.search-result-item__meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  gap: 14px;
}

/* ============================================================
   分页
   ============================================================ */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin-top: 48px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px; height: 38px;
  padding: 0 8px;
  font-size: 0.88rem;
  color: var(--text-body);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast);
}

.pagination a:hover { background: var(--primary-light); color: var(--primary); }

.pagination .active {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}

.pagination .disabled { color: var(--text-muted); pointer-events: none; }

/* 空状态 */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state i {
  font-size: 3rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: block;
}

.empty-state p { color: var(--text-muted); font-size: 0.95rem; }

/* ============================================================
   Footer 底部
   ============================================================ */
.footer { background: #0F172A; color: #CBD5E1; }

.footer__top-line { height: 3px; background: var(--gradient-primary); }

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  /* 只写上下内边距，左右保留 .container 的 24px，否则页脚会贴屏幕边 */
  padding-top: 56px;
  padding-bottom: 36px;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer__brand-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  display: block;
  line-height: 1.2;
}

.footer__brand-sub {
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.footer__brand-desc {
  font-size: 0.85rem;
  color: #94A3B8;
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer__social { display: flex; gap: 10px; }

.footer__social a {
  width: 36px; height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94A3B8;
  font-size: 1rem;
  transition: all var(--duration-fast);
}

.footer__social a:hover { background: var(--primary); color: #fff; }

.footer__col-title {
  font-size: 1rem;
  font-weight: 600;
  color: #F1F5F9;
  margin-bottom: 20px;
}

.footer__links { display: flex; flex-direction: column; gap: 10px; }

.footer__links a {
  font-size: 0.88rem;
  color: #94A3B8;
  transition: color var(--duration-fast);
}

.footer__links a:hover { color: #fff; }

.footer__contact { display: flex; flex-direction: column; gap: 10px; }

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: #94A3B8;
}

.footer__contact-item i {
  color: var(--primary);
  margin-top: 3px;
  flex-shrink: 0;
}

.footer__qrcode {
  width: 110px; height: 110px;
  background: #fff;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
}

.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #64748B;
  flex-wrap: wrap;
  gap: 8px;
}

.footer__bottom a { color: #64748B; }
.footer__bottom a:hover { color: #fff; }

/* 友情链接 */
.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  padding: 16px 0;
}

.friend-links__label {
  font-size: 0.82rem;
  color: #94A3B8;
  flex-shrink: 0;
}

.friend-links a {
  font-size: 0.82rem;
  color: #94A3B8;
  transition: color var(--duration-fast);
}

.friend-links a:hover { color: #fff; }

/* ============================================================
   在线客服悬浮按钮
   ============================================================ */
.online-service {
  position: fixed;
  right: 20px;
  bottom: 100px;
  z-index: 90;
}

.online-service__btn {
  width: 52px; height: 52px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  color: #fff;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(10, 107, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-normal) var(--ease-spring);
}

.online-service__btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(10, 107, 255, 0.5);
}

.online-service__panel {
  position: absolute;
  bottom: 64px;
  right: 0;
  width: 300px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--duration-normal) var(--ease-out);
  overflow: hidden;
}

.online-service__panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.online-service__header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
}

.online-service__close {
  margin-left: auto;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  font-size: 1rem;
  opacity: 0.8;
}

.online-service__close:hover { opacity: 1; }

.online-service__body { padding: 20px; }

/* ============================================================
   返回顶部
   ============================================================ */
.back-top {
  position: fixed;
  right: 20px;
  bottom: 40px;
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  color: var(--text-body);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  cursor: pointer;
  z-index: 80;
  opacity: 0;
  pointer-events: none;
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal) var(--ease-out);
}

.back-top.show { opacity: 1; pointer-events: auto; }

.back-top:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: var(--shadow-blue);
}

/* ============================================================
   响应式 — 平板 (768px - 1023px)
   ============================================================ */
@media (max-width: 1023px) {
  :root { --section-py: 60px; }

  .header__nav,
  .header__actions { display: none; }

  .hamburger { display: flex; }

  .hero { height: 65vh; min-height: 420px; }
  .hero__content { padding-bottom: 100px; }

  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .policy-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .news-home-grid { grid-template-columns: 1fr; }
  .data-open-grid { grid-template-columns: repeat(2, 1fr); }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .interact-grid { grid-template-columns: repeat(2, 1fr); }

  .service-list-grid { grid-template-columns: repeat(2, 1fr); }
  .service-info-grid { grid-template-columns: 1fr; }

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

  .news-item { flex-direction: column; }
  .news-item__image { width: 100%; height: 180px; }
}

/* ============================================================
   响应式 — 移动端 (< 768px)
   ============================================================ */
@media (max-width: 767px) {
  /* 板块上下留白 48px → 32px，板块之间 96px → 64px */
  :root { --section-py: 32px; }

  /* 板块标题区与内容之间的间隔 */
  .section-header { margin-bottom: 24px; }
  .section-tag { font-size: 0.7rem; padding: 3px 10px; margin-bottom: 8px; }
  .section-title { font-size: 1.35rem; }
  .section-desc { font-size: 0.85rem; }

  /* "查看全部XX"按钮与上方内容的间隔 */
  .section-more { margin-top: 18px; }

  .hero { height: 55vh; min-height: 380px; }
  .hero__content { padding-bottom: 80px; }
  .hero__title { font-size: 1.8rem; }
  .hero__actions { gap: 8px; }
  .hero__actions .btn { padding: 10px 16px; font-size: 0.82rem; }

  .inner-banner { height: 200px; }

  /* 便民服务：一行三个，6 项正好两行，整体压缩 */
  .service-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .service-card { padding: 16px 8px; }
  .service-card__icon {
    width: 40px; height: 40px;
    font-size: 1.05rem;
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
  }
  .service-card__title { font-size: 0.8rem; line-height: 1.3; margin-bottom: 0; }
  .service-card__desc,
  .service-card__action { display: none; }

  /* 最新政策：一行一个，压缩为紧凑列表行 */
  .policy-grid { grid-template-columns: 1fr; gap: 10px; }
  .policy-card {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius-md);
  }
  .policy-card__header {
    width: 44px; height: 44px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
  }
  .policy-card__body { padding: 0; flex: 1; min-width: 0; }
  .policy-card__title {
    font-size: 0.9rem;
    -webkit-line-clamp: 1;
    margin-bottom: 4px;
  }
  .policy-card__desc {
    font-size: 0.8rem;
    -webkit-line-clamp: 1;
    margin-bottom: 8px;
  }
  .policy-card__meta { font-size: 0.75rem; gap: 12px; padding-top: 8px; }

  /* 城市运行数字看板：四个压缩到一行 */
  .stats-grid { grid-template-columns: repeat(4, 1fr); gap: 8px; }
  .stat-card { padding: 14px 4px; border-radius: var(--radius-md); }
  .stat-card__icon { font-size: 1rem; margin-bottom: 6px; }
  .stat-card__number { font-size: 1rem; margin-bottom: 4px; }
  .stat-card__unit { font-size: 0.68rem; margin-left: 1px; }
  .stat-card__label { font-size: 0.68rem; line-height: 1.25; }

  /* 城市动态：一行一个，压缩为左图右文的紧凑行 */
  .news-home-grid { grid-template-columns: 1fr; gap: 10px; }
  .news-home-card {
    display: flex;
    align-items: stretch;
    border-radius: var(--radius-md);
  }
  .news-home-card__image {
    width: 100px;
    flex-shrink: 0;
    aspect-ratio: auto;
  }
  .news-home-card__body { padding: 12px; flex: 1; min-width: 0; }
  .news-home-card__date { font-size: 0.7rem; margin-bottom: 4px; }
  .news-home-card__title { font-size: 0.9rem; margin-bottom: 0; }
  .news-home-card__desc,
  .news-home-card__more { display: none; }

  /* 新闻列表：一行一个，压缩为左图右文的紧凑行 */
  .news-list { gap: 10px; }
  .news-item { flex-direction: row; gap: 12px; padding: 12px; }
  .news-item__image { width: 100px; height: auto; min-height: 0; }
  .news-item__title {
    font-size: 0.9rem;
    margin-bottom: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .news-item__desc,
  .news-item__more { display: none; }
  .news-item__meta { font-size: 0.72rem; gap: 10px; margin-top: 6px; }

  /* 公共数据：四个压缩到一行 */
  .data-open-grid { grid-template-columns: repeat(4, 1fr); gap: 8px; }
  .data-open-card { padding: 14px 4px; border-radius: var(--radius-md); }
  .data-open-card__icon { font-size: 1rem; margin-bottom: 6px; }
  .data-open-card h3 { font-size: 0.74rem; line-height: 1.25; margin-bottom: 4px; }
  .data-open-card p { display: none; }
  .data-open-card__num { font-size: 0.9rem; }
  .data-open-card__unit { font-size: 0.6rem; }

  /* 数字赋能：四个压缩到一行 */
  .scene-grid { grid-template-columns: repeat(4, 1fr); gap: 8px; }
  .scene-card { padding: 14px 5px; border-radius: var(--radius-md); }
  .scene-card__icon {
    width: 32px; height: 32px;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
  }
  .scene-card h3 { font-size: 0.74rem; line-height: 1.25; margin-bottom: 4px; }
  .scene-card p {
    font-size: 0.6rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  /* 政民互动：三个压缩到一行 */
  .interact-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .interact-card { padding: 14px 6px; border-radius: var(--radius-md); }
  .interact-card__icon {
    width: 34px; height: 34px;
    font-size: 0.95rem;
    margin-bottom: 8px;
  }
  .interact-card h3 { font-size: 0.76rem; line-height: 1.25; margin-bottom: 4px; }
  .interact-card p {
    font-size: 0.6rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .service-list-grid { grid-template-columns: 1fr; }

  .policy-item { flex-direction: column; align-items: flex-start; }

  .footer__grid { grid-template-columns: 1fr; gap: 28px; }

  /* 页脚快速链接：竖排 6 行 → 压成一行 */
  .footer__links {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 6px 10px;
  }
  .footer__links a { font-size: 0.75rem; white-space: nowrap; }

  .footer__bottom-inner { flex-direction: column; text-align: center; }

  .cta-home { padding: 56px 0; }
  .cta-home__card { padding: 40px 20px; }

  .search-result-item { flex-direction: column; }
  .search-result-item__image { width: 100%; height: 160px; }

  .detail__pager { flex-direction: column; gap: 6px; text-align: center; }

  .online-service { right: 12px; bottom: 80px; }
  .online-service__panel { width: 280px; }
  .back-top { right: 12px; bottom: 32px; }
}

/* ============================================================
   响应式 — 小屏手机 (< 425px)
   ============================================================ */
@media (max-width: 424px) {
  .service-grid { gap: 8px; }
  .service-card { padding: 14px 6px; }
  .service-card__title { font-size: 0.76rem; }
  .stats-grid { gap: 6px; }
  .stat-card { padding: 12px 3px; }
  .stat-card__number { font-size: 0.9rem; }
  .stat-card__label { font-size: 0.62rem; }
  .data-open-grid { gap: 6px; }
  .data-open-card { padding: 12px 3px; }
  .data-open-card h3 { font-size: 0.68rem; }
  .data-open-card__num { font-size: 0.8rem; }
  .data-open-card__unit { font-size: 0.56rem; }
  .scene-grid { gap: 6px; }
  .scene-card { padding: 12px 4px; }
  .scene-card__icon { width: 28px; height: 28px; font-size: 0.8rem; margin-bottom: 6px; }
  .scene-card h3 { font-size: 0.68rem; }
  .scene-card p { font-size: 0.56rem; }
  .interact-grid { gap: 6px; }
  .interact-card { padding: 12px 4px; }
  .interact-card__icon { width: 30px; height: 30px; font-size: 0.85rem; margin-bottom: 6px; }
  .interact-card h3 { font-size: 0.7rem; }
  .interact-card p { font-size: 0.56rem; }
  .service-list-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   减少动画偏好
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}