/* ============================================================
   贵州包车网 — 实用企业站风格
   ============================================================ */

/* ============================================================
   Variables
   ============================================================ */
:root {
  --color-primary: #2c5f7e;
  --color-primary-dark: #1a3f5c;
  --color-primary-light: #e6edf4;
  --color-accent: #d4783a;
  --color-accent-dark: #b85f22;
  --color-accent-yellow: #c99a3b;
  --color-text: #333;
  --color-text-light: #666;
  --color-text-lighter: #999;
  --color-bg: #fff;
  --color-bg-gray: #f5f5f5;
  --color-bg-dark: #1a1510;
  --color-border: #e0e0e0;
  --color-border-light: #eee;

  --font-body: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  --max-width: 1200px;
}

/* ============================================================
   Reset & Base
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:var(--font-body);color:var(--color-text);
  background:var(--color-bg);line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--color-primary);text-decoration:none}
a:hover{color:var(--color-primary-dark)}
ul,ol{padding-left:1.5em}
.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ============================================================
   Top Bar
   ============================================================ */
.topbar{
  background:#1a1510;color:#ccc;font-size:0.85rem;
  padding:8px 0;border-bottom:1px solid #333;
}
.topbar-inner{
  max-width:var(--max-width);margin:0 auto;padding:0 20px;
  display:flex;justify-content:space-between;align-items:center;
}
.topbar-tel{color:#e8994a;font-weight:600;font-size:0.9rem}

/* ============================================================
   Header
   ============================================================ */
.site-header{
  background:#fff;border-bottom:1px solid var(--color-border);
  position:sticky;top:0;z-index:100;
}
.header-inner{
  max-width:var(--max-width);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  height:64px;padding:0 20px;
}
.site-logo{
  font-size:1.2rem;font-weight:700;color:var(--color-text);
  display:flex;align-items:center;gap:10px;
}
.site-logo .logo-icon{width:34px;height:34px;flex-shrink:0}
.site-nav{display:flex;gap:0}
.site-nav a{
  color:var(--color-text);font-size:0.95rem;padding:8px 18px;
  display:block;transition:all 0.2s;border-bottom:2px solid transparent;
}
.site-nav a:hover,.site-nav a.active{
  color:var(--color-primary);border-bottom-color:var(--color-primary);
}

/* ============================================================
   Hero Swiper
   ============================================================ */
.hero-swiper{position:relative}
.heroSwiper{width:100%;max-height:500px}
.heroSwiper .swiper-slide{position:relative}
.heroSwiper .swiper-slide img{width:100%;height:400px;object-fit:cover}
.slide-text{
  position:absolute;bottom:0;left:0;right:0;
  background:linear-gradient(transparent, rgba(0,0,0,0.7));
  color:#fff;padding:60px 40px 36px;
}
.slide-text h2{font-size:1.8rem;font-weight:700;margin-bottom:6px}
.slide-text p{font-size:1rem;opacity:0.85}
.swiper-pagination-bullet-active{background:var(--color-accent)!important}

/* ============================================================
   Buttons
   ============================================================ */
.btn{
  display:inline-block;padding:10px 32px;
  background:var(--color-accent);color:#fff;
  border:none;border-radius:0;font-size:1rem;font-weight:600;
  cursor:pointer;transition:all 0.2s;
}
.btn:hover{background:var(--color-accent-dark);color:#fff}

/* ============================================================
   Sections
   ============================================================ */
.section{padding:50px 0}
.bg-gray{background:var(--color-bg-gray)}
.section-title{text-align:center;margin-bottom:36px}
.section-title h2{font-size:1.6rem;font-weight:700;margin-bottom:8px;position:relative;display:inline-block}
.section-title h2::after{
  content:'';display:block;width:40px;height:3px;
  background:linear-gradient(90deg,var(--color-accent),var(--color-accent-yellow));
  margin:8px auto 0;border-radius:0;
}
.section-title p{color:var(--color-text-light);font-size:0.95rem}
.section-more{text-align:center;margin-top:28px}
.section-more a{color:var(--color-primary);font-size:0.95rem;font-weight:600}
.section-more a:hover{text-decoration:underline}

/* ============================================================
   Car Gallery — 6 items, 3 per row
   ============================================================ */
.car-gallery{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.car-item{
  display:block;color:inherit;text-decoration:none;
  background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;overflow:hidden;text-align:center;
  transition:all 0.3s;
}
.car-item:hover{border-color:var(--color-primary);box-shadow:0 4px 16px rgba(0,0,0,0.08);transform:translateY(-2px)}
.car-item-img{height:160px;overflow:hidden;background:var(--color-bg-gray)}
.car-item-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s}
.car-item:hover .car-item-img img{transform:scale(1.05)}
.car-item-name{display:block;padding:10px 8px 2px;font-size:0.92rem;font-weight:600;color:var(--color-text)}
.car-item-price{display:block;padding:2px 8px 12px;font-size:0.9rem;color:var(--color-accent);font-weight:700}
.car-item-tag{display:block;padding:0 8px 12px;font-size:0.78rem;color:var(--color-text-lighter)}

/* Car tab system */
.car-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:24px;flex-wrap:wrap}
.car-tab{
  padding:10px 24px;border:1px solid var(--color-border);
  background:#fff;border-radius:0;font-size:0.93rem;font-weight:600;
  cursor:pointer;transition:all 0.2s;color:var(--color-text);
  font-family:var(--font-body);
}
.car-tab:hover{border-color:var(--color-primary);color:var(--color-primary)}
.car-tab.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}

.car-panel{display:none}
.car-panel.active{display:block}

/* Car mini cards */
.car-cards{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:8px;
}
.car-card-mini{
  background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;overflow:hidden;
  font-size:0.88rem;font-weight:600;color:var(--color-text);
  transition:all 0.25s;position:relative;
  display:flex;flex-direction:column;
}
.car-card-mini:hover{border-color:var(--color-primary);box-shadow:0 2px 10px rgba(0,0,0,0.05);transform:translateY(-1px)}
.car-card-mini .car-thumb{
  width:100%;overflow:hidden;background:var(--color-bg-gray);
  display:flex;align-items:center;justify-content:center;color:var(--color-text-lighter);font-size:0.82rem;
  line-height:0;
}
.car-card-mini .car-thumb img{width:100%;height:auto;display:block}
.car-card-mini .car-info{padding:12px 14px 14px}
.car-card-mini small{
  display:block;font-size:0.75rem;color:var(--color-text-lighter);
  font-weight:400;margin-top:4px;
}
.car-card-mini strong{
  display:block;font-size:0.88rem;color:var(--color-accent-yellow);
  font-weight:700;margin-top:4px;
}
.car-trust{
  display:inline-block;background:rgba(201,154,59,0.15);color:#8a6b1a;
  font-size:0.68rem;padding:1px 6px;border-radius:0;
  font-weight:600;margin-left:4px;vertical-align:middle;
}

/* ============================================================
   Route List — horizontal cards
   ============================================================ */
.route-list{display:flex;flex-direction:column;gap:16px}
.route-item{
  display:flex;background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;overflow:hidden;text-decoration:none;color:inherit;
  transition:all 0.3s;
}
.route-item:hover{border-color:var(--color-primary);box-shadow:0 4px 16px rgba(0,0,0,0.06)}
.route-item-img{width:280px;min-height:180px;flex-shrink:0;overflow:hidden;background:var(--color-bg-gray)}
.route-item-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s}
.route-item:hover .route-item-img img{transform:scale(1.05)}
.route-item-info{
  padding:20px 24px;flex:1;display:flex;flex-direction:column;justify-content:center;
}
.route-item-info h3{font-size:1.1rem;font-weight:600;margin-bottom:6px;color:var(--color-text)}
.route-item-info p{color:var(--color-text-light);font-size:0.9rem;margin-bottom:10px;line-height:1.6}
.route-item-meta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:8px}
.route-item-meta span{font-size:0.82rem;color:var(--color-text-lighter);background:var(--color-bg-gray);padding:3px 10px;border-radius:0}
.route-item-price{font-size:1.2rem;font-weight:700;color:var(--color-accent)}

/* ============================================================
   Reason Grid — 4 items
   ============================================================ */
.reason-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.reason-item{
  text-align:center;padding:32px 20px 24px;
  background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;transition:all 0.3s;
}
.reason-item:hover{border-color:var(--color-primary);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.05)}
.reason-icon{margin-bottom:14px}
.reason-item h3{font-size:1.05rem;font-weight:600;margin-bottom:8px}
.reason-item p{color:var(--color-text-light);font-size:0.88rem;line-height:1.7}

/* ============================================================
   Guide Mini
   ============================================================ */
.guide-mini{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.guide-mini-item{
  display:block;color:inherit;text-decoration:none;
  background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;overflow:hidden;transition:all 0.3s;
}
.guide-mini-item:hover{border-color:var(--color-primary);box-shadow:0 4px 12px rgba(0,0,0,0.06)}
.guide-mini-item img{width:100%;height:160px;object-fit:cover}
.guide-mini-item span{display:block;padding:14px 16px;font-size:0.95rem;font-weight:600;color:var(--color-text);line-height:1.5}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{
  background:var(--color-bg-dark);color:#bbb;padding:48px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:32px;margin-bottom:28px;
}
.footer-col h4{color:#ddd;font-size:1rem;font-weight:600;margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,0.08)}
.footer-col a{display:block;color:#999;font-size:0.88rem;margin-bottom:8px;transition:color 0.2s}
.footer-col a:hover{color:#ddd}
.footer-contact{
  display:flex;gap:28px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid rgba(255,255,255,0.06);
  font-size:0.9rem;color:#888;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.06);
  padding-top:20px;text-align:center;font-size:0.85rem;color:#777;
}

/* ============================================================
   Legacy — sub-page compatibility classes
   ============================================================ */
.section-alt,.bg-gray{background:var(--color-bg-gray)}
.section-header{text-align:center;margin-bottom:36px}
.section-header h2{font-size:1.5rem;font-weight:700}

/* Route cards — cars + routes list */
.route-card{
  display:flex;background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;overflow:hidden;transition:all 0.3s;
}
.route-card:hover{border-color:var(--color-primary);box-shadow:0 4px 12px rgba(0,0,0,0.06)}
.route-card-img{width:280px;min-height:200px;flex-shrink:0;overflow:hidden;background:var(--color-bg-gray)}
.route-card-img img{width:100%;height:100%;object-fit:cover}
.route-card-body{padding:24px 28px;flex:1}
.route-card-body h3{font-size:1.1rem;font-weight:600;margin-bottom:8px}
.route-card-body h3 a{color:var(--color-text)}
.route-card-body h3 a:hover{color:var(--color-primary)}
.route-meta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:12px}
.route-meta span{font-size:0.85rem;color:var(--color-text-lighter)}
.route-price{font-size:1.25rem;font-weight:700;color:var(--color-accent)}

/* Cards — about/contact pages */
.card{
  background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;padding:24px 28px;margin-bottom:16px;
}
.card h3{font-size:1.05rem;font-weight:600;margin-bottom:8px}
.card p{color:var(--color-text-light);line-height:1.7}

/* Trust grid — cars/about pages */
.trust-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:16px;
}
.trust-item{
  text-align:center;padding:24px 18px;
  background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;transition:all 0.3s;
}
.trust-item:hover{border-color:var(--color-primary);transform:translateY(-2px)}
.trust-item h3{font-size:1rem;font-weight:600;margin-bottom:6px}
.trust-label{color:var(--color-text-light);font-size:0.88rem;line-height:1.65}

/* Article cards — guide listing */
.article-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.article-card{
  display:block;color:inherit;text-decoration:none;
  background:#fff;border:1px solid var(--color-border-light);
  border-radius:0;overflow:hidden;transition:all 0.3s;
}
.article-card:hover{border-color:var(--color-primary);box-shadow:0 4px 12px rgba(0,0,0,0.06)}
.article-card-img{height:180px;overflow:hidden;background:var(--color-bg-gray)}
.article-card-img img{width:100%;height:100%;object-fit:cover}
.article-card-body{padding:18px 20px}
.article-card-body h3{font-size:1.05rem;font-weight:600;margin-bottom:6px;color:var(--color-text)}
.article-card-body p{color:var(--color-text-light);font-size:0.9rem;line-height:1.6}
.article-card-meta{font-size:0.8rem;color:var(--color-text-lighter);margin-top:12px;padding-top:10px;border-top:1px solid var(--color-border-light)}

/* FAQ — contact page */
.faq-list{max-width:780px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--color-border-light);padding:22px 0}
.faq-item:first-child{padding-top:0}
.faq-item h3{font-size:1rem;font-weight:600;margin-bottom:8px}
.faq-item p{color:var(--color-text-light);font-size:0.93rem;line-height:1.7}

/* CTA section */
.cta-section{
  background:var(--color-bg-dark);color:#fff;text-align:center;padding:50px 0;
}
.cta-section h2{font-size:1.5rem;margin-bottom:10px}
.cta-section p{opacity:0.8;margin-bottom:20px}

/* Btn variants for sub-pages */
.btn-primary{background:var(--color-accent);color:#fff}
.btn-primary:hover{background:var(--color-accent-dark)}
.btn-lg{padding:14px 40px;font-size:1.1rem}

/* ============================================================
   Article / Route pages
   ============================================================ */
.article{max-width:800px;margin:0 auto;padding:40px 20px 60px}
.article h1{font-size:1.8rem;font-weight:700;margin-bottom:10px;line-height:1.3}
.article-meta{color:var(--color-text-light);font-size:.9rem;margin-bottom:28px;display:flex;gap:20px;flex-wrap:wrap}
.article h2{font-size:1.3rem;font-weight:600;margin:36px 0 14px;padding-bottom:8px;border-bottom:1px solid var(--color-border-light)}
.article h3{font-size:1.1rem;font-weight:600;margin:24px 0 10px}
.article p{margin-bottom:16px;font-size:1rem;line-height:1.8}
.article blockquote{
  border-left:3px solid var(--color-primary);padding:14px 18px;margin:20px 0;
  background:var(--color-primary-light);border-radius:0;color:var(--color-text-light);font-size:.93rem;
}
.article table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.93rem;border:1px solid var(--color-border);border-radius:0;overflow:hidden}
.article table th,.article table td{border-bottom:1px solid var(--color-border-light);padding:12px 16px;text-align:left}
.article table th{background:#f9f9f9;font-weight:600;font-size:.88rem}
.article table tr:last-child td{border-bottom:none}
.article ul,.article ol{margin-bottom:16px;line-height:1.9}
.article li{margin-bottom:6px}
.article strong{color:var(--color-primary-dark);font-weight:600}
.article-cta{
  background:var(--color-primary-light);border:1px solid var(--color-primary);
  border-radius:0;padding:28px;text-align:center;margin:36px 0;
}
.article-cta h3{font-size:1.15rem;margin-top:0}

.breadcrumb{padding:14px 20px;font-size:.85rem;color:var(--color-text-light);max-width:var(--max-width);margin:0 auto}
.breadcrumb a{color:var(--color-text-light)}
.breadcrumb a:hover{color:var(--color-primary)}
.breadcrumb span{color:var(--color-text)}

.page-hero{background:var(--color-bg-gray);padding:40px 0;text-align:center}
.page-hero h1{font-size:1.7rem;font-weight:700}

/* ============================================================
   Responsive
   ============================================================ */
@media(max-width:1024px){
  .car-gallery{grid-template-columns:repeat(3,1fr)}
  .reason-grid{grid-template-columns:repeat(2,1fr)}
  .heroSwiper .swiper-slide img{height:340px}
}

/* Hamburger */
.menu-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:36px;height:36px;background:none;border:none;cursor:pointer;z-index:200;padding:0;
}
.menu-toggle span{
  display:block;width:24px;height:2px;background:var(--color-text);border-radius:1px;transition:all 0.3s;
}
.menu-toggle.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.site-nav.mobile-open{display:flex!important;flex-direction:column;position:fixed;top:0;left:0;right:0;bottom:0;
  background:rgba(255,255,255,0.97);padding:80px 32px 32px;gap:0;z-index:150;overflow-y:auto}
.site-nav.mobile-open a{padding:16px 0;font-size:1.1rem;border-bottom:1px solid var(--color-border-light)}
.mobile-menu-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.3);z-index:140}
.mobile-menu-overlay.active{display:block}

@media(max-width:768px){
  .topbar-inner{flex-direction:column;gap:4px;text-align:center}
  .header-inner{height:56px}
  .site-nav{display:none}
  .menu-toggle{display:flex}
  .site-logo{font-size:1rem;gap:6px}
  .site-logo .logo-icon{width:28px;height:28px}

  .heroSwiper .swiper-slide img{height:240px}
  .slide-text{padding:40px 24px 24px}
  .slide-text h2{font-size:1.3rem}

  .section{padding:36px 0}
  .section-title{margin-bottom:24px}
  .section-title h2{font-size:1.3rem}

  .car-gallery{grid-template-columns:repeat(2,1fr);gap:10px}
  .car-cards{grid-template-columns:repeat(3,1fr)}
  .car-tab{padding:8px 18px;font-size:0.85rem}
  .car-item-img{height:120px}
  .car-item-name{font-size:0.82rem}
  .car-item-price{font-size:0.82rem}

  .route-item{flex-direction:column}
  .route-item-img{width:100%;min-height:160px}
  .route-item-info{padding:16px}

  .reason-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .reason-item{padding:24px 14px 18px}

  .guide-mini{grid-template-columns:1fr}
  .guide-mini-item img{height:180px}

  .footer-grid{grid-template-columns:repeat(2,1fr);gap:20px}

  .route-card{flex-direction:column}
  .route-card-img{width:100%;min-height:150px}
  .article-cards,.trust-grid{grid-template-columns:1fr}
}

@media(max-width:480px){
  .car-gallery{grid-template-columns:repeat(2,1fr)}
  .car-cards{grid-template-columns:repeat(2,1fr)}
  .car-tab{padding:6px 14px;font-size:0.82rem}
  .reason-grid{grid-template-columns:1fr}
  .heroSwiper .swiper-slide img{height:200px}
  .slide-text{padding:30px 20px 20px}
  .slide-text h2{font-size:1.1rem}
  .slide-text p{font-size:0.85rem}
  .container{padding:0 14px}
}