/* ═══════════════════════════════════════════════════════════
   优顺租车官网 - 全局样式
   结构：CSS变量 → Reset → 布局 → 组件 → 页面专属 → 响应式
   ═══════════════════════════════════════════════════════════ */

/* ── CSS 变量（主题色板） ──────────────────────────────── */
:root {
  --primary:       #1a3a6c;
  --primary-light: #2556a0;
  --accent:        #c8a040;
  --text:          #222;
  --text-light:    #666;
  --bg-light:      #f7f8fa;
  --white:         #fff;
  --border:        #e0e0e0;
  --radius:        8px;
  --shadow:        0 2px 12px rgba(0,0,0,.08);
  --transition:    .25s ease;
  --max-width:     1200px;
  --header-h:      70px;
}

/* ── 酷炫背景装饰 ─────────────────────────────────────── */
.bg-stripes {
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 10px,
    rgba(26,58,108,.03) 10px,
    rgba(26,58,108,.03) 20px
  );
}

.bg-stripes-accent {
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 8px,
    rgba(200,160,64,.06) 8px,
    rgba(200,160,64,.06) 16px
  );
}

.bg-dots {
  background-image: radial-gradient(circle, rgba(26,58,108,.08) 1px, transparent 1px);
  background-size: 24px 24px;
}

.bg-grid {
  background-image: 
    linear-gradient(rgba(26,58,108,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,58,108,.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

.bg-diagonal {
  background-image: linear-gradient(135deg, rgba(26,58,108,.02) 25%, transparent 25%),
                    linear-gradient(225deg, rgba(26,58,108,.02) 25%, transparent 25%),
                    linear-gradient(45deg, rgba(26,58,108,.02) 25%, transparent 25%),
                    linear-gradient(315deg, rgba(26,58,108,.02) 25%, transparent 25%);
  background-size: 60px 60px;
  background-position: 0 0, 30px 0, 30px -30px, 0 30px;
}

.bg-wave {
  position: relative;
}
.bg-wave::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, 
    var(--primary) 0%, 
    var(--accent) 25%, 
    var(--primary-light) 50%, 
    var(--accent) 75%, 
    var(--primary) 100%
  );
  background-size: 200% 100%;
  animation: wave 3s linear infinite;
}
@keyframes wave {
  0% { background-position: 0% 0; }
  100% { background-position: 200% 0; }
}

.bg-gradient-subtle {
  background: linear-gradient(180deg, 
    rgba(247,248,250,0) 0%, 
    rgba(26,58,108,.02) 50%, 
    rgba(247,248,250,0) 100%
  );
}

.bg-shape-decor {
  position: relative;
  overflow: hidden;
}
.bg-shape-decor::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(200,160,64,.1), rgba(26,58,108,.05));
  top: -150px;
  right: -100px;
  pointer-events: none;
}

.section-decor {
  position: relative;
}
.section-decor::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 60%;
  background: linear-gradient(180deg, var(--accent), var(--primary));
  border-radius: 2px;
}



/* ── 卡片悬浮效果 ─────────────────────────────────────── */
.card-hover {
  transition: transform .3s ease, box-shadow .3s ease;
}
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(26,58,108,.15);
}
.service-card:hover .service-icon img {
  transform: scale(1.1) rotate(-3deg);
}
.service-icon img {
  transition: transform .3s ease;
}

/* ── 闪烁边框效果 ─────────────────────────────────────── */
.glow-border {
  position: relative;
}
.glow-border::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(45deg, var(--primary), var(--accent), var(--primary-light), var(--accent));
  background-size: 300% 300%;
  animation: glow-rotate 3s linear infinite;
  z-index: -1;
  opacity: 0;
  transition: opacity .3s ease;
}
.glow-border:hover::after {
  opacity: 1;
}
@keyframes glow-rotate {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ── 浮动装饰元素 ─────────────────────────────────────── */
.float-decor {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(200,160,64,.15), rgba(26,58,108,.08));
  pointer-events: none;
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

/* ── 自定义滚动条 ────────────────────────────────────── */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 10px;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary-light), var(--primary));
  border-radius: 10px;
  border: 2px solid #f1f1f1;
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--primary), #0f2847);
}
::-webkit-scrollbar-corner { background: #f1f1f1; }

* { scrollbar-width: thin; scrollbar-color: var(--primary) #f1f1f1; }

/* ── Reset ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
       color: var(--text); line-height: 1.75; background: var(--white);
       letter-spacing: .3px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img  { max-width: 100%; height: auto; display: block;
        opacity: 0; animation: fadeInImage .6s ease forwards; }
@keyframes fadeInImage {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
a    { color: inherit; text-decoration: none; transition: color .2s ease; }
ul, ol { list-style: none; }
address { font-style: normal; }
button { cursor: pointer; border: none; background: none; transition: all .2s ease; }
button:active { transform: scale(.98); }
::selection {
  background: var(--primary-light);
  color: var(--white);
}

/* ── 装饰性分隔线 ────────────────────────────────────── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 40px auto;
  max-width: 400px;
}
.divider-accent {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  margin: 48px auto;
  max-width: 200px;
}

/* ── 通用布局 ────────────────────────────────────────── */
.container   { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
.section     { padding: 72px 0; }
.bg-light    { background-color: var(--bg-light); }

.section-header { text-align: center; margin-bottom: 48px; }
.section-en {
  display: block;
  font-size: .85rem;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.section-title    { font-size: 2rem; font-weight: 700; text-align: center; color: var(--primary); margin-bottom: 12px; position: relative; display: inline-block;
                     letter-spacing: 1px; }
.section-title::after {
  content: ''; position: absolute; bottom: -8px; left: 50%; transform: translateX(-50%);
  width: 50px; height: 3px; background: linear-gradient(90deg, var(--accent), var(--primary));
  border-radius: 2px;
}
.section-subtitle { text-align: center; color: var(--text-light); margin-bottom: 0;
                    font-size: 1.05rem; line-height: 1.7; letter-spacing: .5px; max-width: 600px; margin-left: auto; margin-right: auto; }
.section-cta      { text-align: center; margin-top: 40px; }

/* ── 按钮 ────────────────────────────────────────────── */
.btn {
  display: inline-block; padding: 12px 28px; border-radius: var(--radius);
  font-size: .95rem; font-weight: 600; transition: var(--transition);
  white-space: nowrap;
}
.btn-primary      { background: var(--accent); color: var(--white); position: relative; overflow: hidden; }
.btn-primary::before {
  content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.2), transparent);
  transition: left .5s ease;
}
.btn-primary:hover::before { left: 100%; }
.btn-primary:hover{ background: #b08a2a; transform: translateY(-2px); box-shadow: 0 4px 12px rgba(176,138,42,.3); }
.btn-outline      { border: 2px solid var(--white); color: var(--white); transition: all .3s ease; }
.btn-outline:hover{ background: var(--white); color: var(--primary); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(255,255,255,.3); }
.btn-outline-dark { border: 2px solid var(--primary); color: var(--primary); transition: all .3s ease; }
.btn-outline-dark:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(26,58,108,.3); }
.btn-white        { background: var(--white); color: var(--primary); transition: all .3s ease; }
.btn-white:hover  { background: #f8f9fa; transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.1); }
.btn-outline-white{ border: 2px solid var(--white); color: var(--white); transition: all .3s ease; }
.btn-outline-white:hover{ background: var(--white); color: var(--primary); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(255,255,255,.3); }
.btn-sm           { padding: 8px 18px; font-size: .85rem; }
.btn-block        { display: block; width: 100%; text-align: center; }

/* ── 顶部公司信息栏 ──────────────────────────────────── */
.top-info-bar {
  position: sticky;
  top: 0;
  z-index: 101;
  background: #fff;
  border-bottom: 1px solid var(--border);
  height: 48px;
}
.top-info-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.top-info-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.top-info-logo {
  height: 32px;
  width: auto;
}
.top-info-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.top-info-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary);
}
.top-info-name-en {
  font-size: 11px;
  color: var(--text-light);
}
.top-info-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.top-info-phone-icon {
  height: 28px;
  width: auto;
}
.top-info-phone-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  align-items: flex-start;
}
.top-info-label {
  font-size: 12px;
  color: var(--text-light);
}
.top-info-number {
  font-size: 17px;
  font-weight: 700;
  color: #d32f2f;
  text-decoration: none;
  letter-spacing: 0.5px;
}
.top-info-number:hover {
  color: #b71c1c;
}

/* ── 顶部导航 ────────────────────────────────────────── */
.site-header {
  position: sticky; top: 48px; z-index: 100;
  background: linear-gradient(180deg, var(--primary), #1a3a6e); height: var(--header-h);
  box-shadow: 0 2px 16px rgba(0,0,0,.25);
  backdrop-filter: blur(10px);
}
.header-inner { display: flex; align-items: center; height: 100%; gap: 32px; }

.logo { display: flex; align-items: center; transition: transform .3s ease; }
.logo:hover { transform: scale(1.03); }
.logo-img { height: 42px; width: auto; filter: brightness(0) invert(1); opacity: .95; transition: opacity .3s ease, transform .3s ease; }
.logo:hover .logo-img { opacity: 1; transform: scale(1.05); }

.main-nav ul { display: flex; gap: 4px; }
.main-nav a  { color: rgba(255,255,255,.85); padding: 8px 18px; border-radius: 6px;
               font-size: .9rem; font-weight: 500; transition: all .3s ease;
               position: relative; overflow: hidden; }
.main-nav a::before {
  content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 0; height: 2px; background: var(--accent);
  transition: width .3s ease;
}
.main-nav a:hover::before { width: 60%; }
.main-nav a:hover { color: var(--white); background: rgba(255,255,255,.12); transform: translateY(-1px); }
.main-nav a.active { color: var(--white); background: rgba(255,255,255,.2); }
.main-nav a.active::after {
  content: ''; position: absolute; bottom: -2px; left: 50%; transform: translateX(-50%);
  width: 24px; height: 3px; background: var(--accent); border-radius: 2px;
}

.header-right { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.lang-switch  { color: var(--accent); font-size: .85rem; border: 1.5px solid var(--accent);
                padding: 5px 12px; border-radius: 20px; font-weight: 600;
                transition: all .3s ease; position: relative; overflow: hidden; }
.lang-switch::before {
  content: ''; position: absolute; inset: 0; background: var(--accent);
  transform: scaleX(0); transform-origin: right;
  transition: transform .3s ease; z-index: -1;
}
.lang-switch:hover { color: var(--white); border-color: var(--accent); box-shadow: 0 2px 8px rgba(176,138,42,.3); }
.lang-switch:hover::before { transform: scaleX(1); }
.header-phone, .header-sitemap { color: var(--white); font-size: .9rem; white-space: nowrap; font-weight: 500;
                 transition: color .3s ease; }
.header-phone:hover, .header-sitemap:hover { color: var(--accent); }

.menu-toggle  { display: none; color: var(--white); font-size: 1.6rem; padding: 4px 8px; }

/* ── Hero Banner ─────────────────────────────────────── */
.hero        { position: relative; height: 580px; overflow: hidden; }
.hero-slides { position: relative; height: 100%; }
.hero-slide  { position: absolute; inset: 0; background-size: cover; background-position: center;
               opacity: 0; transition: opacity .7s ease;
               background-color: var(--primary); }
.hero-slide.active { opacity: 1; }

.slide-prev, .slide-next {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  color: rgba(255,255,255,.7); font-size: 2rem; padding: 12px 16px;
  background: rgba(0,0,0,.2); border-radius: 4px; transition: var(--transition);
}
.slide-prev { left: 16px; }
.slide-next { right: 16px; }
.slide-prev:hover, .slide-next:hover { background: rgba(0,0,0,.5); color: var(--white); }
.slide-dots { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%);
              display: flex; gap: 8px; z-index: 2; }
.slide-dot  { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.5);
              cursor: pointer; transition: var(--transition); }
.slide-dot.active { background: var(--white); transform: scale(1.2); }

/* ── 统计数字栏 ──────────────────────────────────────── */
.stats-bar   { background: var(--primary-light); padding: 15px 0 42px; }
.stats-grid  { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 16px; }
.stat-item   { text-align: center; color: var(--white); position: relative; }
.stat-item:hover .stat-number { transform: scale(1.1); }
.stat-item:hover .stat-icon { transform: translateY(-3px); }
.stat-icon   { width: 32px; height: 32px; object-fit: contain; margin: 0 auto 6px; display: block; filter: brightness(0) invert(1); opacity: .9; transition: transform .3s ease; }
.stat-number { display: block; font-size: 2.2rem; font-weight: 800; color: var(--accent); line-height: 1.2; transition: transform .3s ease; }
.stat-label  { font-size: .85rem; opacity: .85; line-height: 1.4; }

/* ── 服务卡片 ────────────────────────────────────────── */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.service-card  { background: var(--white); border-radius: var(--radius); 
                 box-shadow: var(--shadow); text-align: center; transition: var(--transition);
                 position: relative; overflow: hidden; }
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.service-icon  { font-size: 2.4rem; margin-bottom: 16px; display: flex; justify-content: center; align-items: center; }
.service-icon img { width: 56px; height: 56px; object-fit: contain; }
.service-card h3 .service-bg-img { width: 100%;  object-fit: cover; }
.service-card h3 { color: var(--primary); font-size: 1.1rem; margin-bottom: 10px; position: relative; z-index: 1; overflow:hidden;}

.service-card p  { padding: 24px 15px; color: var(--text-light); font-size: .9rem; position: relative; z-index: 1; }
.service-title-img {
  width: 100%;
  object-fit: cover;
  display: block;
  border-radius: var(--radius) var(--radius) 0 0;
  opacity: 1;
  animation: none;
}

/* ── 车型卡片 ────────────────────────────────────────── */
.cars-grid     { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 28px; }
.cars-grid-full { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }
.car-card      { background: var(--white); border-radius: var(--radius); overflow: hidden;
                 box-shadow: var(--shadow); transition: var(--transition); }
.car-card:hover { box-shadow: 0 8px 28px rgba(0,0,0,.13); transform: translateY(-4px); }
.car-card:hover img { transform: scale(1.05); }
.car-card img  { width: 100%; height: 220px; object-fit: cover; transition: transform .4s ease; }
.car-placeholder { height: 220px; display: flex; align-items: center; justify-content: center;
                   background: var(--bg-light); font-size: 4rem; }
.car-info      { padding: 20px; text-align: center; }
.car-category-badge { background: var(--primary); color: var(--white);
                      font-size: .75rem; padding: 3px 10px; border-radius: 20px; margin-bottom: 10px;
                      display: inline-block; }
.car-info h2, .car-info h3 { font-size: 1.25rem; color: #222; margin-bottom: 10px; font-weight: 700; }
.car-divider   { width: 100%; height: 1px; background: linear-gradient(90deg, transparent, var(--border), transparent); margin: 10px 0; }
.car-price     { font-size: 1rem; color: var(--text-light); margin-bottom: 10px; }
.car-price strong { font-size: 1.4rem; color: #d32f2f; font-weight: 700; }
.car-meta      { display: flex; align-items: center; justify-content: center; gap: 12px; color: var(--text-light); font-size: .95rem; }
.car-meta-sep  { color: var(--border); }

/* ── 为什么选择我们 ───────────────────────────────────── */
.why-grid    { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 28px; }
.why-item    { text-align: center; padding: 32px 20px; border-radius: var(--radius);
               background: var(--white); box-shadow: var(--shadow); transition: var(--transition); position: relative; overflow: hidden; }
.why-item::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}
.why-item:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.why-item:hover .why-icon img { transform: scale(1.15) rotate(-5deg); }
.why-icon    { font-size: 2.4rem; margin-bottom: 16px; display: flex; justify-content: center; align-items: center; }
.why-icon img { width: 52px; height: 52px; object-fit: contain; transition: transform .3s ease; }
.why-item h3 { color: var(--primary); margin-bottom: 10px; }
.why-item p  { color: var(--text-light); font-size: .9rem; }

/* ── 新闻卡片（首页）──────────────────────────────────── */
.news-grid     { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 24px; }
.news-card     { background: var(--white); border-radius: var(--radius); overflow: hidden;
                 box-shadow: var(--shadow); transition: var(--transition); }
.news-card:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,.13); }
.news-card:hover img { transform: scale(1.05); }
.news-card img { width: 100%; height: 190px; object-fit: cover; transition: transform .4s ease; }
.news-body     { padding: 16px; }
.news-cat      { margin-left: -10px;background: var(--accent); color: var(--white); font-size: .72rem;
                 padding: 2px 8px; border-radius: 3px; margin-bottom: 8px; display: inline-block; }
.news-body h3  { font-size: .98rem; color: var(--primary); margin-bottom: 8px; line-height: 1.4; }
.news-body h3 a:hover { color: var(--accent); }
.news-body p   { font-size: .85rem; color: var(--text-light); margin-bottom: 8px;
                 display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-body time{ font-size: .78rem; color: var(--text-light); }

/* ── CTA Banner ──────────────────────────────────────── */
.cta-banner      { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
                   padding: 80px 0; text-align: center; position: relative; overflow: hidden; }
/* .cta-banner::before {
  content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 30px 30px; animation: moveDots 20s linear infinite;
  pointer-events: none;
} */
@keyframes moveDots {
  from { transform: translate(0, 0); }
  to { transform: translate(30px, 30px); }
}
.cta-banner h2   { color: var(--white); font-size: 2.2rem; margin-bottom: 16px; position: relative; letter-spacing: 1px; }
.cta-banner p    { color: rgba(255,255,255,.9); margin-bottom: 36px; font-size: 1.08rem; position: relative; line-height: 1.8; }
.cta-actions     { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-actions img{
  display:inline-block;
}

/* ── 页面 Hero（内页）─────────────────────────────────── */
.page-hero    { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
                padding: 60px 0; color: var(--white); text-align: center; }
.page-hero h1 { font-size: 2.2rem; margin-bottom: 12px; }
.page-hero p  { opacity: .85; font-size: 1.05rem; }
.page-hero-sm { padding: 36px 0; }

/* ── 页面主题图（纯图片）──────────────────────────────── */
.page-banner {
  width: 100%;
  line-height: 0;
  position: relative;
}
.page-banner::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
}
.page-banner-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ── 面包屑导航 ────────────────────────────────────────── */
.breadcrumb-nav {
  background: linear-gradient(180deg, #f8f9fc, var(--bg-light));
  padding: 14px 0;
  border-bottom: 1px solid rgba(224,224,224,.6);
}
.breadcrumb {
  font-size: .85rem;
  color: var(--text-light);
  letter-spacing: .3px;
}
.breadcrumb a {
  color: var(--primary);
  transition: all .3s ease;
  position: relative;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb a::after {
  content: '›'; margin: 0 8px; color: #ccc; font-size: 1rem; vertical-align: middle;
}
.breadcrumb a:hover {
  color: var(--accent);
}
.breadcrumb span {
  margin: 0 8px;
}

/* ── 分类标签 ────────────────────────────────────────── */
.cat-tabs     { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 36px; }
.cat-tab      { padding: 8px 20px; border-radius: 20px; border: 2px solid var(--border);
                font-size: .9rem; color: var(--text-light); transition: var(--transition); }
.cat-tab:hover, .cat-tab.active { border-color: var(--primary); background: var(--primary); color: var(--white); }

/* ── 关于我们 ────────────────────────────────────────── */
.about-intro { display: grid; grid-template-columns: 1fr 280px; gap: 60px; align-items: start; }
.about-text h2 { color: var(--primary); font-size: 1.6rem; margin-bottom: 20px; }
.about-text p  { color: var(--text-light); margin-bottom: 14px; line-height: 1.8; }
.about-stats   { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.stat-box      { text-align: center; background: var(--primary); color: var(--white);
                 padding: 24px 16px; border-radius: var(--radius); }
.stat-box strong { display: block; font-size: 2rem; color: var(--accent); }
.stat-box span   { font-size: .8rem; opacity: .85; }

/* 时间线 */
.timeline      { border-left: 3px solid var(--primary); padding-left: 28px; }
.timeline-item { position: relative; margin-bottom: 28px; }
.timeline-item::before { content:''; position: absolute; left: -36px; top: 6px;
  width: 14px; height: 14px; border-radius: 50%; background: var(--accent); border: 3px solid var(--white); }
.timeline-item time { color: var(--primary); font-weight: 700; display: block; margin-bottom: 4px; }
.timeline-item p    { color: var(--text-light); font-size: .92rem; }

/* 服务承诺 */
.commitment-grid  { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 24px; }
.commitment-item  { padding: 28px 20px; border-radius: var(--radius); background: var(--bg-light); text-align: center; }
.commitment-icon  { font-size: 2.2rem; margin-bottom: 14px; display: flex; justify-content: center; align-items: center; }
.commitment-icon img { width: 52px; height: 52px; object-fit: contain; }
.commitment-item h3 { color: var(--primary); margin-bottom: 8px; }
.commitment-item p  { color: var(--text-light); font-size: .9rem; }

/* ── 通用侧边栏布局 ──────────────────────────────────── */
.page-layout { display: grid; grid-template-columns: 280px 1fr; gap: 40px; align-items: start; }
.page-sidebar { position: sticky; top: 100px; }
.sidebar-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 22px;
}
.sidebar-box h2 {
  color: var(--primary);
  font-size: 1.25rem;
  margin-bottom: 24px;
  position: relative;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}
.sidebar-box h2::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  border-radius: 2px;
}
.sidebar-list { list-style: none; padding: 0; margin: 0; }
.sidebar-list li {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
  transition: all .3s ease;
  padding: 10px;
  border-radius: var(--radius);
}
.sidebar-list li:hover {
  background: var(--bg-light);
  transform: translateX(4px);
}
.si-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--bg-light), #f0f4f8);
  border-radius: 10px;
  flex-shrink: 0;
  transition: transform .3s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,.05);
}
.sidebar-list li:hover .si-icon {
  transform: scale(1.1) rotate(-5deg);
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
}
.sidebar-list li:hover .si-icon img { filter: brightness(0) invert(1); }
.si-icon img { width: 22px; height: 22px; object-fit: contain; }
.sidebar-list strong { display: block; font-size: .78rem; color: var(--text-light); margin-bottom: 2px; }
.sidebar-list a:hover { color: var(--primary); text-decoration: underline; }
.sidebar-tips {
  margin-top: 22px;
  padding: 18px;
  background: linear-gradient(135deg, #fff9e6, #fff3cd);
  border-radius: var(--radius);
  border-left: 4px solid var(--accent);
}
.sidebar-tips h4 {
  color: var(--primary);
  margin-bottom: 12px;
  font-size: .9rem;
  font-weight: 600;
}
.sidebar-tips ul {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: .82rem;
  color: var(--text-light);
  line-height: 1.9;
}
.sidebar-tips li::before {
  content: '✓ ';
  color: var(--accent);
  font-weight: 700;
}

/* ── 联系页 ──────────────────────────────────────────── */
.contact-layout { display: grid; grid-template-columns: 1fr 1.6fr; gap: 60px; }
.contact-info h2, .contact-form-wrap h2 { color: var(--primary); font-size: 1.5rem; margin-bottom: 28px; position: relative; }
.contact-info h2::after, .contact-form-wrap h2::after {
  content: ''; position: absolute; bottom: -8px; left: 0; width: 40px; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--primary)); border-radius: 2px;
}
.contact-info {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 22px;
  height: fit-content;
}
.contact-list li { display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start; transition: transform .3s ease; padding: 12px; border-radius: var(--radius); }
.contact-list li:hover { background: var(--bg-light); transform: translateX(4px); }
.ci-icon         { font-size: 1.4rem; display: flex; align-items: center; justify-content: center; width: 40px; height: 40px;
                  background: linear-gradient(135deg, var(--bg-light), #f0f4f8); border-radius: 10px; flex-shrink: 0; transition: transform .3s ease; box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.contact-list li:hover .ci-icon { transform: scale(1.1) rotate(-5deg); background: linear-gradient(135deg, var(--primary-light), var(--primary)); }
.contact-list li:hover .ci-icon img { filter: brightness(0) invert(1); }
.ci-icon img     { width: 24px; height: 24px; object-fit: contain; }
.contact-list strong { display: block; font-size: .8rem; color: var(--text-light); margin-bottom: 2px; }
.contact-list a:hover { color: var(--primary); text-decoration: underline; }

/* 表单 */
.form-group    { margin-bottom: 18px; }
.form-row      { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group label { display: block; font-size: .88rem; color: var(--text-light); margin-bottom: 6px; }
.form-group input,
.form-group textarea {
  width: 100%; border: 1.5px solid var(--border); border-radius: var(--radius);
  padding: 12px 16px; font-size: .95rem; transition: all .3s ease;
  font-family: inherit; background: var(--white); color: var(--text);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #a0aec0; transition: opacity .3s ease;
}
.form-group input:focus::placeholder,
.form-group textarea:focus::placeholder { opacity: .5; }
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(26,58,108,.08), 0 2px 8px rgba(26,58,108,.1);
  transform: translateY(-1px);
}
.form-group input:hover:not(:focus),
.form-group textarea:hover:not(:focus) {
  border-color: #cbd5e0;
}
.alert { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 18px; font-size: .9rem; }
.alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert-error   { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* ── 新闻列表（列表页）─────────────────────────────────── */
.news-list      { display: flex; flex-direction: column; gap: 28px; }
.news-list-item {
  cursor: pointer;
  padding: 10px;
  display: flex; gap: 24px; background: var(--white);
                  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
                  transition: all .3s ease; border: 1px solid transparent; }
.news-list-item:hover { box-shadow: 0 8px 32px rgba(0,0,0,.12); transform: translateY(-3px); border-color: rgba(26,58,108,.08); }
.news-thumb { position: relative; overflow: hidden; border-radius: calc(var(--radius) - 4px); }
.news-thumb img { width: 260px; height: 160px; object-fit: cover; flex-shrink: 0;
                   transition: transform .4s ease; }
.news-list-item:hover .news-thumb img { transform: scale(1.06); }
.news-list-item .news-body { padding: 20px 20px 20px 0; display: flex; flex-direction: column; }
.news-meta      { display: flex; gap: 12px; align-items: center; margin-bottom: 10px; }
.news-list-item h2 { font-size: 1.08rem; color: var(--primary); margin-bottom: 8px; line-height: 1.4; }
.news-list-item h2 a:hover { color: var(--accent); }
.news-list-item p  { color: var(--text-light); font-size: .88rem; flex-grow: 1; margin-bottom: 12px; }
.read-more      { color: var(--primary-light); font-size: .85rem; font-weight: 600; }
.read-more:hover{ text-decoration: underline; }

/* ── 分页 ────────────────────────────────────────────── */
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 48px; flex-wrap: wrap; }
.page-btn   { padding: 8px 14px; border: 1px solid var(--border); border-radius: var(--radius);
              font-size: .88rem; color: var(--text-light); transition: var(--transition); }
.page-btn:hover, .page-btn.active { background: var(--primary); border-color: var(--primary); color: var(--white); }

/* ── 文章详情 ────────────────────────────────────────── */
.article-layout   { display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: start; }
.article-header   { margin-bottom: 32px; }
.article-header h1{ font-size: 1.8rem; color: var(--primary); margin: 14px 0; line-height: 1.4; }
.article-meta     { display: flex; gap: 20px; color: var(--text-light); font-size: .85rem; margin-bottom: 20px; }
.article-cover    { width: 100%; border-radius: var(--radius); margin-bottom: 28px; max-height: 450px; object-fit: cover; }
.article-body     { font-size: 1rem; line-height: 1.85; color: var(--text); }
.article-body h2, .article-body h3 { color: var(--primary); margin: 24px 0 12px; }
.article-body p   { margin-bottom: 16px; }
.article-body img { border-radius: var(--radius); margin: 16px 0; max-width: 100%; height: auto; }
.article-body video { border-radius: var(--radius); margin: 16px 0; max-width: 100%; }
.article-body iframe { border-radius: var(--radius); margin: 16px 0; max-width: 100%; }
.article-body table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.article-body table th, .article-body table td { border: 1px solid var(--border); padding: 10px; text-align: left; }
.article-body table th { background: var(--bg-light); font-weight: 600; }
.article-body ul, .article-body ol { margin: 16px 0; padding-left: 24px; }
.article-body ul { list-style-type: disc; }
.article-body ol { list-style-type: decimal; }
.article-body li { margin-bottom: 8px; }
.article-body blockquote { border-left: 4px solid var(--accent); padding-left: 16px; margin: 16px 0; color: var(--text-light); font-style: italic; }
.article-body a { color: var(--primary-light); text-decoration: underline; }
.article-body a:hover { color: var(--accent); }

/* ── 快速预约表单 ─────────────────────────────────────── */
.quick-booking {
  background: var(--white);
  padding: 40px 0;
  margin-top: -40px;
  position: relative;
  z-index: 10;
}
.quick-booking-inner {
  background: linear-gradient(135deg, var(--white), #f8fafc);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(26,58,108,.12);
  padding: 30px;
  position: relative; overflow: hidden;
}
.quick-booking-inner::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
}
.quick-booking h3 {
  color: var(--primary);
  font-size: 1.2rem;
  margin-bottom: 20px;
  text-align: center;
  position: relative;
}
.quick-booking h3::after {
  content: ''; position: absolute; bottom: -8px; left: 50%; transform: translateX(-50%);
  width: 40px; height: 2px; background: var(--accent); border-radius: 1px;
}
.quick-booking-form {
  display: grid;
  grid-template-columns: repeat(4, 1fr) auto;
  gap: 12px;
  align-items: end;
}
.quick-booking-form input,
.quick-booking-form select {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: .9rem;
  font-family: inherit;
  background: var(--white);
  transition: all .3s ease;
  color: var(--text);
}
.quick-booking-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%231a3a6e' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.quick-booking-form input:focus,
.quick-booking-form select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(26,58,108,.08);
  transform: translateY(-1px);
}
.quick-booking-form input:hover:not(:focus),
.quick-booking-form select:hover:not(:focus) {
  border-color: #cbd5e0;
}

/* ── 服务区域 ─────────────────────────────────────────── */
.service-areas { padding: 60px 0; background: var(--bg-light); }
.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.area-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all .3s ease;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}
.area-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 3px; background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0); transition: transform .3s ease;
}
.area-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(0,0,0,.12);
  border-color: rgba(26,58,108,.08);
}
.area-card:hover::before { transform: scaleX(1); }
.area-icon { font-size: 2rem; margin-bottom: 10px; transition: transform .3s ease; }
.area-card:hover .area-icon { transform: scale(1.15) rotate(-5deg); }
.area-icon { font-size: 2rem; margin-bottom: 10px; }
.area-card h4 { color: var(--primary); font-size: .95rem; margin-bottom: 8px; }
.area-card p { font-size: .82rem; color: var(--text-light); }

/* ── 客户评价/案例 ────────────────────────────────────── */
.testimonials {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 70px 0;
  color: var(--white);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.testimonial-card {
  background: rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.15);
  transition: all .3s ease;
}
.testimonial-card:hover {
  background: rgba(255,255,255,.18);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
}
.testimonial-text {
  font-size: .92rem;
  line-height: 1.75;
  margin-bottom: 16px;
  font-style: italic;
  position: relative;
}
.testimonial-text::before {
  content: '"';
  font-size: 2.5rem; color: var(--accent); position: absolute; top: -10px; left: -8px;
  opacity: .6; font-family: Georgia, serif;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.testimonial-name { font-weight: 600; font-size: .9rem; }
.testimonial-role { font-size: .78rem; opacity: .75; }

/* ── 常见问题预览 ─────────────────────────────────────── */
.faq-preview { padding: 60px 0; }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-category { margin-bottom: 32px; }
.faq-cat-title {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent);
}
.faq-cat-title img{
  display:inline-block;
}
.faq-item {
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: all .3s ease;
}
.faq-item:hover { border-color: rgba(26,58,108,.2); box-shadow: 0 2px 12px rgba(26,58,108,.06); }
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 22px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all .3s ease;
  letter-spacing: .2px;
}
.faq-question:hover { background: linear-gradient(90deg, rgba(26,58,108,.03), transparent); }
.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--primary);
  transition: all .25s ease;
  font-weight: 300;
  width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: rgba(26,58,108,.06);
}
.faq-question:hover::after { background: var(--primary); color: var(--white); transform: rotate(90deg); }
.faq-item.active .faq-question { background: linear-gradient(90deg, rgba(26,58,108,.05), rgba(200,160,64,.02)); }
.faq-item.active .faq-question::after { content: '−'; color: var(--accent); transform: rotate(180deg); background: var(--accent); color: var(--white); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
  padding: 0 22px;
}
.faq-item.active .faq-answer {
  max-height: 200px;
  padding: 0 22px 18px;
}
.faq-answer p {
  color: var(--text-light);
  font-size: .88rem;
  line-height: 1.7;
}

/* ── 价格参考表 ─────────────────────────────────────── */
.price-reference { padding: 60px 0; }
.price-table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.price-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,.08);
  border: 1px solid var(--border);
}
.price-table th, .price-table td {
  padding: 14px 18px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  font-size: .9rem;
  transition: all .2s ease;
}
.price-table th {
  background: linear-gradient(180deg, var(--primary), #152d5a);
  color: var(--white);
  font-weight: 600;
  letter-spacing: .3px;
  position: relative;
}
.price-table th::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.price-table tbody tr { transition: all .2s ease; }
.price-table tbody tr:hover td {
  background: linear-gradient(90deg, rgba(26,58,108,.04), rgba(200,160,64,.02));
  transform: scale(1.01);
}
.price-table tbody tr:hover { box-shadow: 0 2px 8px rgba(0,0,0,.05); }
.price-table td:first-child { text-align: left; font-weight: 600; color: var(--primary); }
.price-table td:nth-child(4) { color: #dc2626; font-weight: 700; }

/* ── 选车指南 ─────────────────────────────────────── */
.car-guide { padding: 60px 0; }
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.guide-item {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 28px;
  border-left: 4px solid var(--accent);
}
.guide-icon { font-size: 2rem; margin-bottom: 12px; display: flex; justify-content: center; align-items: center; }
.guide-icon img { width: 52px; height: 52px; object-fit: contain; }
.guide-item h4 { color: var(--primary); font-size: 1.05rem; margin-bottom: 10px; }
.guide-item p { color: var(--text-light); font-size: .88rem; line-height: 1.7; }

/* ── 车辆操作按钮组 ───────────────────────────────── */
.car-actions { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.car-actions .btn-sm { padding: 6px 14px; font-size: .82rem; }

/* ── 经营理念 ─────────────────────────────────────── */
.philosophy-section { padding: 70px 0; }
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 30px;
}
.philosophy-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
}
.philosophy-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(30,64,175,.1);
  position: absolute;
  top: 16px;
  right: 20px;
}
.philosophy-card h4 {
  color: var(--primary);
  font-size: 1.05rem;
  margin-bottom: 8px;
}
.philosophy-card p {
  color: var(--text-light);
  font-size: .88rem;
  line-height: 1.7;
}

/* ── 业务流程 ─────────────────────────────────────── */
.process-section { padding: 60px 0; }
.process-grid {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}
.process-step {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 18px;
  text-align: center;
  box-shadow: var(--shadow);
  flex: 1;
  max-width: 220px;
}
.process-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.15rem;
  margin: 0 auto 14px;
}
.process-step h4 {
  color: var(--primary);
  font-size: .92rem;
  margin-bottom: 8px;
}
.process-step p {
  color: var(--text-light);
  font-size: .8rem;
  line-height: 1.6;
}
.process-arrow {
  font-size: 1.5rem;
  color: var(--accent);
  padding-top: 55px;
  flex-shrink: 0;
}

/* ── 企业优势 ─────────────────────────────────────── */
.advantages-section { padding: 60px 0; }
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.advantage-item {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 26px;
  text-align: center;
  transition: var(--transition);
}
.advantage-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.advantage-icon { font-size: 2.2rem; margin-bottom: 12px; }
.advantage-item h4 {
  color: var(--primary);
  font-size: .98rem;
  margin-bottom: 8px;
}
.advantage-item p {
  color: var(--text-light);
  font-size: .85rem;
  line-height: 1.65;
}
.article-lang-switch { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--border); }
.article-lang-switch a { color: var(--primary-light); font-size: .88rem; }
.article-sidebar h3 { color: var(--primary); margin-bottom: 16px; font-size: 1rem; }
.related-list li  { display: flex; gap: 12px; margin-bottom: 16px; align-items: flex-start;
                    padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.related-list img { width: 80px; height: 55px; object-fit: cover; border-radius: 4px; flex-shrink: 0; }
.related-list a   { font-size: .88rem; color: var(--primary); line-height: 1.4; }
.related-list a:hover { color: var(--accent); }
.related-list time{ display: block; font-size: .75rem; color: var(--text-light); margin-top: 4px; }

/* ── 面包屑 ──────────────────────────────────────────── */
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: .85rem; color: rgba(255,255,255,.8); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { color: rgba(255,255,255,.6); }

/* ── 页脚 ────────────────────────────────────────────── */
.site-footer   { background: linear-gradient(180deg, #111827, #0d1321); color: rgba(255,255,255,.75); position: relative; }
.site-footer::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
}
.footer-inner  { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
                 gap: 32px; padding: 60px 0 40px; }
.footer-col h3, .footer-col h4 { color: var(--white); margin-bottom: 16px; font-size: 1rem; position: relative; padding-bottom: 10px; }
.footer-col h4::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 30px; height: 2px;
  background: var(--accent); border-radius: 1px;
}
.footer-col p, .footer-col li  { font-size: .88rem; margin-bottom: 8px; transition: transform .2s ease; }
.footer-col a:hover { color: var(--accent); transform: translateX(4px); display: inline-block; }
.footer-logo { height: 50px; width: auto; margin-bottom: 16px; filter: brightness(0) invert(1); opacity: .9; transition: opacity .3s ease, transform .3s ease; }
.footer-brand:hover .footer-logo { opacity: 1; transform: scale(1.05); }
.footer-brand p { color: rgba(255,255,255,.7); }
.footer-qrcodes .qr-list { display: flex; gap: 16px; }
.footer-qrcodes .qr-item { text-align: center; }
.footer-qrcodes .qr-item img { width: 80px; height: 80px; object-fit: contain; border-radius: 6px; margin-bottom: 6px; opacity: 1; animation: none; }
.footer-qrcodes .qr-item span { font-size: .8rem; color: rgba(255,255,255,.7); display: block; }
.footer-bottom { background: #0d1321; padding: 18px 0; }
.footer-bottom p { text-align: center; font-size: .8rem; color: rgba(255,255,255,.4); }
.footer-bottom a { color: rgba(255,255,255,.5); margin: 0 6px; }
.footer-bottom a:hover { color: var(--accent); }

/* ── 手机端底部固定联系栏 ──────────────────────────────── */
.mobile-contact-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: linear-gradient(90deg, var(--primary), #1a3a6e);
  padding: 10px 16px;
  box-shadow: 0 -4px 16px rgba(26,58,108,.3);
}
.mobile-contact-bar a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--white);
  font-size: .95rem;
  font-weight: 600;
  transition: transform .2s ease;
}
.mobile-contact-bar a:active { transform: scale(.98); }
.mobile-contact-bar .phone-icon {
  font-size: 1.2rem;
  animation: phoneRing 2s ease-in-out infinite;
}
.mobile-contact-bar .phone-text {
  color: var(--accent);
}

@keyframes phoneRing {
  0%, 100% { transform: rotate(0deg); }
  10%, 30% { transform: rotate(-10deg); }
  20%, 40% { transform: rotate(10deg); }
  50% { transform: rotate(0deg); }
}

/* ── 空状态 ──────────────────────────────────────────── */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-light); }

/* ── 租车流程页 ────────────────────────────────────────── */
.section-header { text-align: center; margin-bottom: 56px; }

.rent-category { margin-bottom: 64px; }
.rent-cat-title { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; display: flex; align-items: center; gap: 12px; }
.rent-cat-num { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: var(--primary); color: var(--white); font-size: .95rem; font-weight: 700; flex-shrink: 0; }
.rent-cat-desc { color: var(--text-light); font-size: .95rem; margin-bottom: 8px; }
.rent-cat-tag { display: inline-block; background: rgba(200,160,64,.1); color: var(--accent); font-size: .82rem; font-weight: 600; padding: 4px 14px; border-radius: 20px; margin-bottom: 28px; letter-spacing: .5px; }

.rent-steps { display: flex; flex-direction: column; gap: 0; }
.rent-step { display: flex; gap: 20px; position: relative; padding: 24px 0 24px 0; border-left: 2px solid rgba(26,58,108,.1); margin-left: 19px; }
.rent-step:last-child { border-left-color: transparent; }
.rent-step::before { content: ''; position: absolute; left: -7px; top: 32px; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); border: 2px solid var(--white); box-shadow: 0 0 0 3px rgba(200,160,64,.25); }
.rent-step-icon { flex-shrink: 0; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; margin-left: 16px; margin-top: -2px; }
.rent-step-icon img { width: 28px; height: 28px; }
.rent-step-body { flex: 1; padding-right: 16px; }
.rent-step-body h3 { font-size: 1.08rem; font-weight: 600; color: var(--primary); margin-bottom: 8px; }
.rent-step-body p { font-size: .9rem; color: var(--text); line-height: 1.8; margin: 0; }
.rent-step-body strong { color: var(--primary); }

.rent-tips-box { background: linear-gradient(135deg, rgba(26,58,108,.04), rgba(200,160,64,.04)); border-radius: var(--radius); padding: 36px 40px; margin-top: 32px; border: 1px solid rgba(26,58,108,.08); }
.rent-tips-list { display: flex; flex-direction: column; gap: 10px; }
.rent-tips-list p { font-size: .9rem; color: var(--text); line-height: 1.7; margin: 0; }

/* ── 响应式 ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .about-intro     { grid-template-columns: 1fr; }
  .contact-layout  { grid-template-columns: 1fr; }
  .article-layout  { grid-template-columns: 1fr; }
  .page-layout     { grid-template-columns: 1fr; }
  .page-sidebar    { position: static; margin-bottom: 32px; }
}

@media (max-width: 768px) {
  :root { --header-h: 60px; }

  /* 顶部信息栏移动端适配 */
  .top-info-bar { height: 40px; }
  .top-info-logo { height: 26px; }
  .top-info-name { font-size: 13px; }
  .top-info-name-en { display: none; }
  .top-info-phone-icon { height: 22px; }
  .top-info-label { font-size: 10px; }
  .top-info-number { font-size: 14px; }
  .site-header { top: 40px; }

  /* 手机端底部联系栏显示 */
  .mobile-contact-bar { display: block; }
  
  /* 页脚增加底部间距和左右padding */
  .site-footer { padding-bottom: 60px; }
  .cta-banner  { padding-bottom: 80px; }
  .footer-inner { padding: 32px 16px 24px; gap: 16px; grid-template-columns: 1fr 1fr; }
  .footer-logo { height: 36px; margin-bottom: 10px; }
  .footer-col h3, .footer-col h4 { margin-bottom: 8px; font-size: .82rem; padding-bottom: 5px; }
  .footer-col h4::after { width: 20px; }
  .footer-col p, .footer-col li { font-size: .74rem; margin-bottom: 4px; line-height: 1.3; }
  .footer-qrcodes .qr-item img { width: 55px; height: 55px; }
  .footer-qrcodes .qr-item span { font-size: .68rem; }
  .footer-col:last-child { display: none; }
  .footer-bottom { padding: 12px 0; }
  .footer-bottom p { font-size: .72rem; }

  /* 字号和行高调整 */
  body { font-size: 14px; line-height: 1.6; }
  .section-title { font-size: 1.4rem; }
  .section-subtitle { font-size: .9rem; margin-bottom: 32px; }
  
  /* 导航折叠 */
  .main-nav { display: none; position: absolute; top: var(--header-h); left: 0; right: 0;
              background: var(--primary); padding: 16px 20px; }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 0; }
  .main-nav a  { display: block; padding: 12px 16px; }
  .menu-toggle { display: block; }
  .header-phone, .header-sitemap { display: none; }
  .logo-img { height: 36px; }

  /* Hero */
  .hero        { height: 400px; }
  .hero-content h1, .hero-content h2 { font-size: 1.5rem; }
  .hero-content p { font-size: .95rem; }

  /* 统计数字栏一行展示 */
  .stats-bar { padding: 24px 0; }
  .stats-grid { 
    display: flex; 
    flex-wrap: nowrap; 
    overflow-x: auto;
    justify-content: flex-start;
    gap: 12px;
    padding: 0 10px;
    -webkit-overflow-scrolling: touch;
  }
  .stats-grid::-webkit-scrollbar { display: none; }
  .stat-item { 
    flex: 0 0 auto; 
    min-width: 60px;
    padding: 0 8px;
  }
  .stat-icon { width: 24px; height: 24px; }
  .stat-number { font-size: 1.5rem; }
  .stat-label { font-size: .7rem; line-height: 1.4; }

  /* 服务卡片一行两个 */
  .services-grid { 
    grid-template-columns: repeat(2, 1fr); 
    gap: 12px; 
  }
  
  .service-icon { font-size: 1.8rem; margin-bottom: 10px; }
  .service-icon img { width: 40px; height: 40px; }
  .service-card h3 { font-size: .9rem; margin-bottom: 6px; padding: 5px 5px;}
  .service-card p { font-size: .75rem; line-height: 1.5; padding: 0px 10px;}

  /* 筛选标签样式 - 可左右滚动 */
  .cat-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 6px;
    padding-bottom: 8px;
    margin-bottom: 24px;
    -webkit-overflow-scrolling: touch;
  }
  .cat-tabs::-webkit-scrollbar { display: none; }
  .cat-tab {
    flex: 0 0 auto;
    padding: 6px 14px;
    font-size: .8rem;
    border-width: 1px;
    white-space: nowrap;
  }
 

  /* 关于我们页面卡片一行两个 */
  .about-stats { 
    grid-template-columns: repeat(2, 1fr); 
    gap: 10px;
  }
  .stat-box { padding: 16px 10px; }
  .stat-box strong { font-size: 1.5rem; }
  .stat-box span { font-size: .7rem; }
  
  .why-grid { 
    grid-template-columns: repeat(2, 1fr); 
    gap: 12px; 
  }
  .why-item { padding: 20px 12px; }
  .why-icon { font-size: 1.8rem; margin-bottom: 10px; }
  .why-icon img { width: 40px; height: 40px; }
  .why-item h3 { font-size: .9rem; }
  .why-item p { font-size: .75rem; }
  
  .commitment-grid { 
    grid-template-columns: repeat(2, 1fr); 
    gap: 12px; 
  }
  .commitment-item { padding: 20px 12px; }
  .commitment-icon { font-size: 1.8rem; margin-bottom: 10px; }
  .commitment-icon img { width: 40px; height: 40px; }
  .commitment-item h3 { font-size: .9rem; }
  .commitment-item p { font-size: .75rem; }

  /* 新闻列表 */
  .news-list-item { flex-direction: column; }
  .news-thumb img  { width: 100%; height: 200px; }
  .news-list-item .news-body { padding: 16px; }

  /* 表单行 */
  .form-row { grid-template-columns: 1fr; }
  
  /* 卡片字号调整 */
  .car-info h2, .car-info h3 { font-size: 1.1rem; }
  .car-price strong { font-size: 1.2rem; }
  .car-meta { font-size: .85rem; gap: 8px; }
  .news-body h3 { font-size: .9rem; }
  .news-body p { font-size: .82rem; }

  /* 快速预约表单 */
  .quick-booking { margin-top: -20px; padding: 20px 0; }
  .quick-booking-inner { padding: 16px; }
  .quick-booking-form {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  /* 服务区域 */
  .areas-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .area-card { padding: 16px 10px; }

  /* 客户评价 */
  .testimonials { padding: 40px 0; }
  .testimonials-grid { grid-template-columns: 1fr; gap: 16px; }
  .testimonial-card { padding: 20px; }
  .testimonial-text { font-size: .85rem; }

  /* FAQ */
  .faq-question { padding: 14px 16px; font-size: .88rem; }

  /* 价格表 */
  .price-table th, .price-table td { padding: 10px 8px; font-size: .8rem; }
  .price-reference { padding: 36px 0; }

  /* 选车指南 */
  .guide-grid { grid-template-columns: 1fr; gap: 12px; }
  .guide-item { padding: 18px 14px; }
  .guide-item p { font-size: .82rem; }

  /* 车辆操作按钮 */
  .car-actions { flex-direction: column; }

  /* 经营理念 */
  .philosophy-grid { grid-template-columns: 1fr; gap: 14px; }
  .philosophy-card { padding: 20px 16px; }

  /* 业务流程 */
  .process-grid { flex-direction: column; align-items: center; }
  .process-step { max-width: 100%; }
  .process-arrow { transform: rotate(90deg); padding: 0; }

  /* 企业优势 */
  .advantages-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .advantage-item { padding: 18px 12px; }
}

@media (max-width: 480px) {
  .section     { padding: 36px 0; }
  .section-title { font-size: 1.25rem; }
  .section-subtitle { font-size: .85rem; }
  .hero        { height: 300px; }
  .hero-content h1, .hero-content h2 { font-size: 1.25rem; }
  .hero-content p { font-size: .88rem; }
  .cta-actions { flex-direction: column; align-items: center; }
  
  /* 统计数字更小 */
  .stat-number { font-size: 1.3rem; }
  .stat-label { font-size: .65rem; line-height: 1.4; }
  
  /* 底部联系栏字号 */
  .mobile-contact-bar a { font-size: .88rem; }
  .mobile-contact-bar .phone-icon { font-size: 1rem; }
  .stats-grid{
    gap: 2px;
  }
}

/* ═══════════════════════════════════════════════════════════
   租车常识页面样式
   ═══════════════════════════════════════════════════════════ */
.tips-category {
  margin-bottom: 48px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.tips-cat-title {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--white);
  padding: 20px 28px;
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0;
}
.tips-cat-title img{
  display:inline-block;
}

.tips-content {
  padding: 28px;
}

.tips-intro {
  font-size: 1rem;
  color: var(--text);
  line-height: 1.8;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--border);
}

.tips-section {
  margin-bottom: 28px;
}

.tips-section:last-child {
  margin-bottom: 0;
}

.tips-section h3 {
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 14px;
  padding-left: 12px;
  border-left: 3px solid var(--accent);
}

.tips-section p {
  color: var(--text);
  line-height: 1.8;
  margin-bottom: 12px;
}

.tips-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tips-section li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  color: var(--text-light);
  line-height: 1.7;
}

.tips-section li::before {
  content: '•';
  position: absolute;
  left: 8px;
  color: var(--accent);
  font-weight: bold;
}

/* 流程步骤 */
.process-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.process-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 20px;
  background: var(--bg-light);
  border-radius: var(--radius);
  transition: var(--transition);
}

.process-item:hover {
  background: linear-gradient(135deg, rgba(26,58,108,.05), rgba(200,160,64,.05));
}

.process-num {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
}

.process-text h4 {
  color: var(--primary);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.process-text p {
  color: var(--text-light);
  font-size: .9rem;
  line-height: 1.6;
  margin: 0;
}

/* 车型选择卡片 */
.vehicle-guide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.guide-card {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
}

.guide-card:hover {
  background: var(--white);
  box-shadow: 0 8px 24px rgba(26,58,108,.1);
}

.guide-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}
.guide-icon img { width: 48px; height: 48px; object-fit: contain; }

.guide-card h4 {
  color: var(--primary);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.guide-recommend {
  color: var(--accent);
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.guide-desc {
  color: var(--text-light);
  font-size: .85rem;
  line-height: 1.6;
  margin: 0;
}

/* 紧凑型FAQ */
.faq-compact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-compact-item {
  background: var(--bg-light);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-compact-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: .95rem;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
}

.faq-compact-q:hover {
  background: rgba(26,58,108,.03);
}

.faq-compact-q span {
  flex: 1;
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--accent);
  transition: transform .3s ease;
}

.faq-compact-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-compact-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}

.faq-compact-item.active .faq-compact-a {
  max-height: 200px;
}

.faq-compact-a p {
  padding: 0 20px 16px;
  color: var(--text-light);
  font-size: .9rem;
  line-height: 1.7;
  margin: 0;
}

/* 温馨提示框 */
.tips-box {
  background: linear-gradient(135deg, rgba(200,160,64,.08), rgba(26,58,108,.05));
  border-radius: var(--radius);
  padding: 24px;
  border-left: 4px solid var(--accent);
}

.tips-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.tips-list li {
  color: var(--text);
  font-size: .9rem;
  line-height: 1.6;
}

/* 响应式 - 租车常识 */
@media (max-width: 768px) {
  .tips-cat-title { padding: 16px 20px; font-size: 1.1rem; }
  .tips-content { padding: 20px; }
  .tips-section h3 { font-size: 1rem; }
  
  .process-item { padding: 16px; gap: 16px; }
  .process-num { width: 40px; height: 40px; font-size: 1.1rem; }
  .process-text h4 { font-size: .95rem; }
  .process-text p { font-size: .85rem; }
  
  .vehicle-guide-grid { grid-template-columns: 1fr; gap: 14px; }
  .guide-card { padding: 20px; }
  .guide-icon { font-size: 2rem; }
  
  .tips-list { grid-template-columns: 1fr; gap: 10px; }
  .tips-list li { font-size: .85rem; }
  
  /* 租车流程页响应式 */
  .rent-cat-title { font-size: 1.2rem; }
  .rent-cat-num { width: 34px; height: 34px; font-size: .85rem; }
  .rent-step { padding: 16px 0; gap: 14px; margin-left: 16px; }
  .rent-step-icon { width: 36px; height: 36px; margin-left: 12px; }
  .rent-step-icon img { width: 22px; height: 22px; }
  .rent-step-body h3 { font-size: .95rem; }
  .rent-step-body p { font-size: .82rem; }
  .rent-tips-box { padding: 24px 20px; }
}

/* ── 右侧悬浮工具栏 ──────────────────────────────────── */
.float-toolbar {
  position: fixed;
  right: 16px;
  bottom: 100px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.float-tool-item {
  position: relative;
}
.float-tool-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 2px 10px rgba(26,58,108,.3);
  transition: all .3s ease;
  cursor: pointer;
}
.float-tool-link:hover {
  background: var(--primary-light);
  transform: scale(1.08);
}
.float-tool-link img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: .9;
}
.float-tooltip {
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%) scale(.9);
  background: var(--primary);
  color: #fff;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all .25s ease;
  pointer-events: none;
}
.float-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px 0 6px 6px;
  border-style: solid;
  border-color: transparent transparent transparent var(--primary);
}
.float-tool-item:hover .float-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) scale(1);
}
.float-qrcode {
  width: 170px;
  padding: 10px;
  text-align: center;
  white-space: normal;
}
.float-qrcode img {
  width: 150px;
  height: 150px;
  object-fit: contain;
  display: block;
  margin-bottom: 6px;
  filter: none;
  opacity: 1;
}
.float-qrcode span {
  font-size: 12px;
  color: #fff;
}
.float-backtop {
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all .3s ease;
}
.float-backtop.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* 移动端悬浮工具栏 */
@media (max-width: 768px) {
  .float-toolbar {
    right: 10px;
    bottom: 80px;
    gap: 8px;
  }
  .float-tool-link {
    width: 40px;
    height: 40px;
  }
  .float-tool-link img {
    width: 20px;
    height: 20px;
  }
  .float-tooltip {
    font-size: 12px;
    padding: 5px 10px;
    right: 50px;
  }
  .float-tooltip::after {
    border-width: 5px 0 5px 5px;
    right: -5px;
  }
  .float-qrcode img {
    width: 100px;
    height: 100px;
  }
}