:root{
  --orange:#ff6a13;--orange-d:#e35500;--orange-l:#fff1e8;
  --blue:#0a7fc4;--blue-d:#0b4f7e;--blue-l:#e8f4fb;
  --ink:#16283a;--muted:#5b7186;--bg:#f6f9fc;--card:#fff;--line:#e3ecf3;
  --shadow:0 10px 30px rgba(13,64,105,.08);
  --r:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}

/* 顶栏 */
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.navwrap{display:flex;align-items:center;gap:18px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:44px;height:44px;border-radius:12px;object-fit:contain;flex:none;background:#fff;box-shadow:0 3px 10px rgba(13,64,105,.15)}
.logo-txt{line-height:1.3;white-space:nowrap}
.logo-txt b{font-size:14.5px;letter-spacing:.5px;font-weight:700}
.topnav{display:flex;gap:16px;margin-left:auto}
.topnav a{font-size:14px;color:var(--ink);padding:6px 2px;border-bottom:2px solid transparent;transition:.2s;white-space:nowrap}
.topnav a:hover{color:var(--orange);border-color:var(--orange)}
.nav-tel{flex:none;font-weight:700;color:var(--orange);background:var(--orange-l);padding:8px 14px;border-radius:999px;font-size:14px;white-space:nowrap}
.burger{display:none;flex:none;width:40px;height:40px;border:none;background:none;cursor:pointer;margin-left:auto}
.burger span{display:block;width:22px;height:2.5px;background:var(--ink);margin:5px auto;border-radius:2px;transition:.25s}
.burger.on span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* Hero */
.hero{position:relative;min-height:560px;display:flex;align-items:center;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,40,68,.78) 0%,rgba(8,40,68,.42) 48%,rgba(255,106,19,.18) 100%)}
.hero-in{position:relative;padding:90px 22px}
.hero-kicker{font-size:15px;letter-spacing:3px;color:#ffd9bd;font-weight:600}
.hero h1{font-size:52px;letter-spacing:2px;margin:14px 0 10px;font-weight:800;text-shadow:0 4px 24px rgba(0,0,0,.35)}
.hero-slogan{font-size:18px;color:#eaf3fa;letter-spacing:1px}
.hero-cta{display:flex;gap:14px;margin:28px 0 26px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 30px;border-radius:999px;font-size:16px;font-weight:700;transition:.2s}
.btn-primary{background:linear-gradient(135deg,var(--orange),#ff9a3d);color:#fff;box-shadow:0 8px 22px rgba(255,106,19,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,106,19,.5)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.14)}
.hero-chips{display:flex;gap:12px;flex-wrap:wrap}
.hero-chips span{font-size:13px;padding:7px 16px;border-radius:999px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(4px)}

/* 数据带 */
.stats{background:#fff;border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:34px 22px}
.stat{text-align:center}
.stat b{font-size:42px;font-weight:800;color:var(--orange);letter-spacing:-1px}
.stat b i{font-style:normal;font-size:16px;margin-left:2px;color:var(--blue)}
.stat span{display:block;color:var(--muted);font-size:14px;margin-top:2px}

/* 区块通用 */
.sec{padding:72px 0}
.sec-alt{background:#fff}
.sec-head{margin-bottom:40px;max-width:640px}
.sec-head.center,.sec-head:not(.left){margin-left:auto;margin-right:auto;text-align:center}
.sec-head.left{max-width:100%;text-align:left}
.sec-tag{display:inline-block;font-size:12px;letter-spacing:3px;color:var(--orange);font-weight:700;margin-bottom:8px}
.sec-head h2{font-size:34px;font-weight:800;letter-spacing:1px}
.sec-head p{color:var(--muted);margin-top:10px;font-size:16px}
.sec-note{text-align:center;color:var(--muted);margin-top:34px;font-size:15px}
.sec-note a{color:var(--orange);font-weight:600}

/* 业务卡 */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;transition:.25s;position:relative;overflow:hidden}
.svc-card::after{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:linear-gradient(90deg,var(--orange),#ff9a3d);opacity:0;transition:.25s}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.svc-card:hover::after{opacity:1}
.svc-card:nth-child(even)::after{background:linear-gradient(90deg,var(--blue),#3fa7e0)}
.svc-ic{width:44px;height:44px;margin-bottom:16px}
.svc-card h3{font-size:19px;margin-bottom:8px}
.svc-card p{color:var(--muted);font-size:14.5px}
.svc-more{display:inline-block;margin-top:14px;color:var(--orange);font-size:14px;font-weight:600}

/* 线路卡 */
.sec-routes{background:linear-gradient(180deg,#fff, #f6f9fc)}
.route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.route-card{background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);transition:.25s;display:flex;flex-direction:column}
.route-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.rc-img{position:relative;aspect-ratio:4/3;overflow:hidden}
.rc-img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.route-card:hover .rc-img img{transform:scale(1.06)}
.rc-days{position:absolute;right:12px;top:12px;background:var(--orange);color:#fff;font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:999px}
.rc-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.rc-body h3{font-size:18px;margin-bottom:6px}
.rc-sub{color:var(--muted);font-size:13.5px;line-height:1.55}
.rc-meta{display:flex;gap:14px;color:var(--blue);font-size:12.5px;margin:10px 0 8px;font-weight:600}
.rc-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.rc-tags i{font-style:normal;font-size:12px;background:var(--blue-l);color:var(--blue-d);padding:3px 10px;border-radius:999px}
.rc-go{margin-top:auto;color:var(--orange);font-weight:700;font-size:14px}

/* 出境区 */
.outbound{background:linear-gradient(140deg,#0b4f7e 0%,#0a7fc4 60%,#1188cc 100%);color:#fff;padding:76px 0}
.outbound .sec-tag{color:#ffb877}
.outbound .sec-head p{color:#cfe6f5}
.outbound .route-card{background:rgba(255,255,255,.97)}
.out-band{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:40px}
.out-band>div{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);border-radius:var(--r);padding:20px 24px;backdrop-filter:blur(4px)}
.out-band b{color:#ffb877;display:block;font-size:17px;margin-bottom:4px}
.out-band span{font-size:14.5px;color:#eaf3fa}

/* 分栏 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.rev .split-img{order:2}
.split-img img{border-radius:var(--r);box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover;width:100%}
.split-txt h2{font-size:32px;margin:6px 0 14px}
.split-txt p{color:var(--muted);font-size:15.5px}
.ticks{list-style:none;margin:20px 0 26px}
.ticks li{padding:7px 0 7px 30px;position:relative;font-size:15px;border-bottom:1px dashed var(--line)}
.ticks li::before{content:"✓";position:absolute;left:2px;color:var(--orange);font-weight:800}

/* CTA 带 */
.cta-band{background:linear-gradient(120deg,var(--orange),#ff9a3d);color:#fff;text-align:center;padding:66px 0}
.cta-band h2{font-size:32px;letter-spacing:1px}
.cta-band p{color:#ffe8d6;margin:12px 0 26px;font-size:16px}
.cta-tels{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.cta-tels a{background:#fff;color:var(--orange-d);font-weight:800;font-size:19px;padding:12px 32px;border-radius:999px;transition:.2s;box-shadow:0 6px 18px rgba(0,0,0,.14)}
.cta-tels a:hover{transform:translateY(-2px)}

/* 联系 */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.c-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;text-align:center;transition:.25s}
.c-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.c-card h3{font-size:19px;margin-bottom:10px}
.c-card p{color:var(--muted);font-size:14.5px;margin-bottom:14px}
.c-card a{color:var(--orange);font-weight:800;font-size:22px}
.c-card span{display:block;margin-top:8px;color:var(--blue);font-size:13.5px}

/* 页脚 */
.foot{background:#0d2b45;color:#b9cddE;padding:56px 0 0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.foot-logo{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:#fff;margin-bottom:14px;line-height:1.4}
.foot p{font-size:13.5px;color:#8fa9c0;line-height:1.8}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:1px}
.foot-col a{display:block;color:#8fa9c0;font-size:13.5px;padding:4.5px 0;transition:.2s}
.foot-col a:hover{color:var(--orange)}
.foot-tels{display:flex;gap:10px;margin-top:14px}
.foot-tels a{color:var(--orange);font-weight:700;font-size:16px}
.foot-bar{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding:18px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:12.5px;color:#7391ab}
.foot-bar a{color:#7391ab}
.foot-bar a:hover{color:#fff}

/* ===== 线路页 ===== */
.rp-hero{position:relative;min-height:440px;display:flex;align-items:flex-end;color:#fff;overflow:hidden}
.rp-in{position:relative;padding:60px 22px 56px;width:100%}
.crumb{font-size:13.5px;color:#d5e6f2;margin-bottom:12px}
.crumb a:hover{color:var(--orange)}
.rp-hero h1{font-size:44px;font-weight:800;text-shadow:0 4px 20px rgba(0,0,0,.4)}
.rp-sub{font-size:17px;color:#eaf3fa;margin-top:8px}
.rp-hero .rc-tags{margin-top:16px}
.rp-hero .rc-tags i{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.3)}
.rp-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:56px}
.rp-facts>div{background:#fff;border:1px solid var(--line);border-radius:var(--r);text-align:center;padding:20px 10px}
.rp-facts b{display:block;font-size:26px;color:var(--orange);font-weight:800}
.rp-facts span{color:var(--muted);font-size:13px}
.hl-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:64px}
.hl-card{background:#fff;border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:12px;padding:18px 22px;font-size:15.5px}
.tl{position:relative;margin:10px 0 64px;padding-left:0}
.tl-item{display:flex;gap:20px;margin-bottom:22px}
.tl-badge{flex:none;width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,var(--orange),#ff9a3d);color:#fff;font-weight:800;font-size:19px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(255,106,19,.32)}
.tl-card{flex:1;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;position:relative;transition:.2s}
.tl-card:hover{box-shadow:var(--shadow)}
.tl-card h3{font-size:18px;margin-bottom:8px}
.tl-card p{color:var(--muted);font-size:14.5px}
.tl-km{display:inline-block;margin-top:12px;font-size:12.5px;color:var(--blue);background:var(--blue-l);padding:3px 12px;border-radius:999px;font-weight:600}
.fee-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:48px}
.fee{border-radius:var(--r);padding:26px 28px}
.fee.inc{background:#eefaf1;border:1px solid #cdeed6}
.fee.excl{background:#fdf1ef;border:1px solid #f3d5cf}
.fee h3{font-size:17px;margin-bottom:14px}
.fee.inc h3{color:#1d7c3f}.fee.excl h3{color:#b5432f}
.fee ul{list-style:none}
.fee li{font-size:14.5px;padding:6px 0 6px 0;color:#43596e}
.rp-cta{display:flex;align-items:center;justify-content:space-between;gap:26px;background:linear-gradient(120deg,#0b4f7e,#0a7fc4);border-radius:var(--r);padding:30px 36px;color:#fff;flex-wrap:wrap}
.rp-cta h3{font-size:21px;margin-bottom:6px}
.rp-cta p{color:#cfe6f5;font-size:14.5px}
.rp-cta .cta-tels a{background:var(--orange);color:#fff}
.rp-more{margin-top:48px}
.rp-more h3{font-size:19px;margin-bottom:16px}
.more-links{display:flex;flex-wrap:wrap;gap:12px}
.more-links a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 22px;font-size:14.5px;transition:.2s}
.more-links a:hover{border-color:var(--orange);color:var(--orange)}

/* ===== 自驾页 ===== */
.sd-hero .rp-in{padding-bottom:60px}
.tablewrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r);margin-bottom:64px}
table.fleet{width:100%;border-collapse:collapse;min-width:760px}
.fleet th{background:linear-gradient(120deg,#0b4f7e,#0a7fc4);color:#fff;font-size:14.5px;padding:14px 18px;text-align:left;letter-spacing:1px}
.fleet td{padding:15px 18px;border-bottom:1px solid var(--line);font-size:14.5px;color:#43596e}
.fleet tr:last-child td{border-bottom:none}
.fleet tr:hover td{background:#f4f9fd}
.fleet .price{color:var(--orange);font-weight:700;white-space:nowrap}
.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:64px}
.mode-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;position:relative;transition:.25s}
.mode-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.m-num{font-size:40px;font-weight:800;color:transparent;-webkit-text-stroke:1.6px var(--orange);letter-spacing:1px}
.mode-card h3{font-size:19px;margin:8px 0 10px}
.mode-card p{color:var(--muted);font-size:14px}
.m-for{margin-top:12px;color:var(--blue)!important;font-weight:600;font-size:13.5px!important}
.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tip{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px}
.tip b{display:block;color:var(--blue-d);font-size:15.5px;margin-bottom:6px}
.tip span{color:var(--muted);font-size:13.5px}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .route-grid{grid-template-columns:repeat(2,1fr)}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:40px}
}
@media(max-width:768px){
  .burger{display:block}
  .nav-tel{display:none}
  .topnav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;padding:14px 22px 20px;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(0,0,0,.1)}
  .topnav.open{display:flex}
  .topnav a{padding:12px 0;border-bottom:1px dashed var(--line);font-size:16px}
  .hero{min-height:480px}
  .hero h1{font-size:32px}
  .hero-slogan{font-size:15px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .svc-grid,.route-grid,.split,.out-band,.contact-grid,.fee-grid,.hl-grid,.mode-grid,.tips-grid,.rp-facts{grid-template-columns:1fr}
  .split.rev .split-img{order:0}
  .rp-hero h1{font-size:30px}
  .sec{padding:52px 0}
  .tl-item{flex-direction:column;gap:10px}
  .tl-badge{width:48px;height:48px;font-size:16px}
  .foot-grid{grid-template-columns:1fr}
  .sec-head h2{font-size:26px}
}