/* ==========================================================================
   祥达尔 XDE · Design System
   ========================================================================== */

:root{
  --ink:#0E1013;
  --ink-2:#1A1D21;
  --ink-3:#2B3036;
  --paper:#FFFFFF;
  --bone:#F6F4F0;
  --bone-2:#EFECE6;
  --line:#E6E2DB;
  --line-2:#D8D3CA;
  --gray:#6E7378;
  --gray-2:#9A9FA5;
  --orange:#E8451E;
  --orange-d:#C73614;
  --orange-l:#FFF1EC;
  --blue:#4E7FE0;      /* 运力池第二层（外调）的识别色 */
  --blue-l:#7FA9F5;    /* 深色底上的可读版本 */

  --wrap:1280px;
  --pad:40px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --hdr:88px;

  --font:"HarmonyOS Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"SFMono-Regular",Menlo,Consolas,"Liberation Mono","Courier New",monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
html[data-lang="zh"] .en{display:none !important}
html[data-lang="en"] .zh{display:none !important}

body{
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--orange);color:#fff}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.wrap-wide{max-width:1560px;margin:0 auto;padding:0 var(--pad)}

/* ---------- Typography ---------- */
h1,h2,h3,h4{font-weight:800;line-height:1.12;letter-spacing:-.025em;color:var(--ink)}
.h1{font-size:clamp(38px,5.4vw,80px);line-height:1.04;letter-spacing:-.03em}
.h2{font-size:clamp(28px,3.4vw,50px);line-height:1.14;letter-spacing:-.025em}
.h3{font-size:clamp(21px,2vw,28px);line-height:1.3}
.h4{font-size:clamp(17px,1.4vw,20px);line-height:1.4;letter-spacing:-.01em}

/* 中文大字排版：汉字是方块字，负字距会把笔画压在一起。
   行距放开到 1.26–1.32（参考印刷海报的呼吸感），字距 +.02em。
   拉丁字母仍沿用上面的紧凑参数，不做改动。 */
html[data-lang="zh"] .h1,
html[data-lang="zh"] .hero h1,
html[data-lang="zh"] .phero h1{line-height:1.3;letter-spacing:.02em}
html[data-lang="zh"] .h2,
html[data-lang="zh"] .sec-head h2,
html[data-lang="zh"] .split-copy h2,
html[data-lang="zh"] .fleet-band h2,
html[data-lang="zh"] .film h2,
html[data-lang="zh"] .cta h2{line-height:1.28;letter-spacing:.02em}
html[data-lang="zh"] .h3,
html[data-lang="zh"] .prose h2,
html[data-lang="zh"] .prose h3{letter-spacing:.015em}
html[data-lang="zh"] .prose p{letter-spacing:.01em}

em{font-style:normal;color:var(--orange)}
.lead{font-size:clamp(15px,1.25vw,18px);line-height:1.8;color:var(--gray);max-width:56ch}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.eyebrow{
  display:flex;align-items:center;gap:12px;
  font-family:var(--mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--orange);margin-bottom:22px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--orange);display:block}
.eyebrow.on-dark{color:rgba(255,255,255,.55)}
.eyebrow.on-dark::before{background:var(--orange)}
.eyebrow .idx{color:var(--gray-2);letter-spacing:.18em}

/* 板块纵向留白：客户明确要求收紧，上下留白压到原来的一半左右。
   改这个值全站生效（index/services/cases/about/contact 都用 .sec） */
.sec{padding:clamp(34px,4vw,60px) 0}
.sec-tight{padding:clamp(26px,3vw,44px) 0}
.sec-head{max-width:760px;margin-bottom:clamp(32px,4vw,52px)}
.sec-head .lead{margin-top:20px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head.center .eyebrow{justify-content:center}
.sec-head.center .lead{margin-left:auto;margin-right:auto}

.bg-bone{background:var(--bone)}
.bg-ink{background:var(--ink);color:rgba(255,255,255,.72)}
.bg-ink h2,.bg-ink h3,.bg-ink h4{color:#fff}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:52px;padding:0 28px;border-radius:2px;
  font-size:14.5px;font-weight:700;letter-spacing:.02em;
  transition:background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),transform .3s var(--ease);
  white-space:nowrap;
}
.btn svg{width:15px;height:15px;transition:transform .35s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-d)}
.btn-ghost{border:1px solid rgba(255,255,255,.32);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--orange)}
.btn-line{border:1px solid var(--line-2);color:var(--ink)}
.btn-line:hover{border-color:var(--ink);background:var(--ink);color:#fff}
.btn-sm{height:44px;padding:0 20px;font-size:13.5px}

.link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;
  color:var(--ink);border-bottom:1px solid var(--line-2);padding-bottom:4px;
  transition:color .3s var(--ease),border-color .3s var(--ease);
}
.link-arrow:hover{color:var(--orange);border-color:var(--orange)}
.link-arrow svg{width:14px;height:14px}

/* ---------- Header ---------- */
.hdr{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--hdr);
  transition:height .4s var(--ease),background .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease);
  border-bottom:1px solid transparent;
}
.hdr-in{
  max-width:1560px;margin:0 auto;padding:0 var(--pad);
  height:100%;display:flex;align-items:center;gap:40px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand img{height:34px;width:auto}
.brand .word{
  font-size:17px;font-weight:800;letter-spacing:.14em;color:#fff;
  transition:color .4s var(--ease);
}
.hdr .nav{display:flex;align-items:center;gap:34px;margin-left:18px}
.hdr .nav a{
  position:relative;font-size:14.5px;font-weight:600;color:rgba(255,255,255,.78);
  transition:color .3s var(--ease);padding:6px 0;
}
.hdr .nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--orange);transition:width .35s var(--ease);
}
.hdr .nav a:hover{color:#fff}
.hdr .nav a:hover::after{width:100%}
.hdr-right{margin-left:auto;display:flex;align-items:center;gap:22px}
.lang{
  display:flex;align-items:center;gap:6px;
  font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;
  color:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.22);
  height:32px;padding:0 11px;border-radius:2px;transition:all .3s var(--ease);
}
.lang:hover{border-color:var(--orange);color:#fff}
.hdr-tel{
  display:flex;align-items:center;gap:8px;
  font-size:14px;font-weight:700;color:#fff;letter-spacing:.01em;
}
.hdr-tel span{font-size:10px;letter-spacing:.16em;color:rgba(255,255,255,.5);display:block;line-height:1.2;font-weight:600}
.hdr-tel .num{font-size:15px}
.hdr .btn{height:44px;padding:0 22px;font-size:13.5px}

.hdr.is-solid{background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom-color:var(--line);height:72px}
.hdr.is-solid .brand .word{color:var(--ink)}
.hdr.is-solid .nav a{color:var(--ink-2)}
.hdr.is-solid .nav a:hover{color:var(--orange)}
.hdr.is-solid .lang{color:var(--ink-2);border-color:var(--line-2)}
.hdr.is-solid .lang:hover{border-color:var(--orange);color:var(--orange)}
.hdr.is-solid .hdr-tel{color:var(--ink)}
.hdr.is-solid .hdr-tel span{color:var(--gray-2)}

body.inner .hdr{background:rgba(255,255,255,.97);backdrop-filter:blur(14px);border-bottom-color:var(--line);height:72px}
body.inner .brand .word{color:var(--ink)}
body.inner .nav a{color:var(--ink-2)}
body.inner .nav a:hover{color:var(--orange)}
body.inner .lang{color:var(--ink-2);border-color:var(--line-2)}
body.inner .hdr-tel{color:var(--ink)}
body.inner .hdr-tel span{color:var(--gray-2)}

.burger{display:none;width:44px;height:44px;position:relative;flex:0 0 auto}
.burger i{position:absolute;left:11px;width:22px;height:1.5px;background:#fff;transition:all .35s var(--ease)}
.burger i:nth-child(1){top:18px}
.burger i:nth-child(2){top:25px}
.hdr.is-solid .burger i,body.inner .burger i{background:var(--ink)}
body.menu-open .burger i:nth-child(1){transform:translateY(3.5px) rotate(45deg)}
body.menu-open .burger i:nth-child(2){transform:translateY(-3.5px) rotate(-45deg)}
body.menu-open .burger i{background:var(--ink)}

/* mobile menu */
.mnav{
  position:fixed;inset:0;z-index:99;background:var(--bone);
  padding:calc(var(--hdr) + 20px) var(--pad) 40px;
  display:flex;flex-direction:column;
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity .4s var(--ease),transform .4s var(--ease),visibility .4s;
}
body.menu-open .mnav{opacity:1;visibility:visible;transform:none}
.mnav a.mlink{
  display:flex;align-items:baseline;justify-content:space-between;
  padding:22px 0;border-bottom:1px solid var(--line-2);
  font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--ink);
}
.mnav a.mlink small{font-family:var(--mono);font-size:11px;color:var(--gray-2);letter-spacing:.1em}
.mnav .mfoot{margin-top:auto;padding-top:32px;display:grid;gap:12px}
.mnav .mfoot .tel{font-size:26px;font-weight:800;color:var(--orange);letter-spacing:-.01em}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;flex-direction:column;
  justify-content:flex-end;overflow:hidden;background:var(--ink);
  padding-top:var(--hdr);
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:64% 46%;transform:scale(1.03)}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(8,9,11,.88) 0%,rgba(8,9,11,.34) 34%,rgba(8,9,11,.30) 56%,rgba(8,9,11,.94) 100%),
    linear-gradient(100deg,rgba(6,7,9,.94) 0%,rgba(6,7,9,.86) 26%,rgba(6,7,9,.52) 48%,rgba(6,7,9,.10) 70%,rgba(6,7,9,.45) 100%);
}
.hero-in{position:relative;z-index:1;width:100%;padding-bottom:clamp(28px,4vw,48px)}
.hero .wrap-wide{padding-left:var(--pad);padding-right:var(--pad)}
.hero-eyebrow{
  display:flex;align-items:center;gap:14px;margin-bottom:clamp(20px,3vw,34px);
  font-family:var(--mono);font-size:11px;letter-spacing:.26em;color:rgba(255,255,255,.55);
}
.hero-eyebrow::before{content:"";width:40px;height:1px;background:var(--orange)}
.hero h1{color:#fff;max-width:15ch}
.hero h1 em{color:var(--orange)}
.hero-sub{
  margin-top:clamp(20px,2.4vw,30px);max-width:640px;
  font-size:clamp(14px,1.15vw,16.5px);line-height:1.85;color:rgba(255,255,255,.72);
}
.hero-sub .d{color:rgba(255,255,255,.35);margin:0 10px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:clamp(28px,3.4vw,42px)}
.hero-kpi{
  position:relative;z-index:1;margin-top:clamp(44px,6vw,72px);
  border-top:1px solid rgba(255,255,255,.14);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.hero-kpi .k{
  padding:26px 0 30px 26px;border-left:1px solid rgba(255,255,255,.12);
}
.hero-kpi .k:first-child{border-left:none;padding-left:0}
.hero-kpi .v{
  font-size:clamp(28px,3.2vw,42px);font-weight:800;color:#fff;letter-spacing:-.02em;line-height:1;
  display:flex;align-items:baseline;gap:7px;
}
.hero-kpi .v u{text-decoration:none;font-size:.42em;font-weight:700;color:rgba(255,255,255,.55);letter-spacing:.02em}
.hero-kpi .l{margin-top:9px;font-size:12px;letter-spacing:.1em;color:rgba(255,255,255,.48)}
.scroll-cue{
  position:absolute;right:var(--pad);bottom:clamp(28px,4vw,48px);z-index:2;
  display:flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:10px;letter-spacing:.24em;color:rgba(255,255,255,.42);
  writing-mode:vertical-rl;
}
.scroll-cue::after{content:"";width:1px;height:54px;background:linear-gradient(rgba(255,255,255,.5),transparent);animation:cue 2.4s infinite}
@keyframes cue{0%,100%{opacity:.2;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}

/* ---------- 服务卡 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.svc{
  position:relative;padding:34px 28px 30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--paper);transition:background .45s var(--ease),transform .45s var(--ease);
  min-height:290px;display:flex;flex-direction:column;
}
.svc:hover{background:var(--ink);border-color:var(--ink)}
.svc:hover *{color:#fff !important}
.svc .si{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--gray-2);margin-bottom:auto;
}
.svc h3{font-size:22px;margin:26px 0 12px;letter-spacing:-.02em}
.svc p{font-size:13.5px;line-height:1.7;color:var(--gray);max-width:26ch}
.svc .m{
  margin-top:22px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:baseline;gap:6px;
}
.svc:hover .m{border-color:rgba(255,255,255,.18)}
.svc .m b{font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.svc .m i{font-style:normal;font-size:11.5px;color:var(--gray-2)}
.svc .arr{
  position:absolute;right:26px;top:32px;opacity:0;transform:translate(-6px,6px);
  transition:all .4s var(--ease);
}
.svc:hover .arr{opacity:1;transform:none}
.svc .arr svg{width:18px;height:18px}

/* ---------- 宣传片 ---------- */
.film{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.film::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(900px 500px at 78% 30%,rgba(232,69,30,.16),transparent 68%);
}
.film-in{position:relative;display:grid;grid-template-columns:1fr 1.35fr;gap:clamp(36px,5vw,80px);align-items:center}
.film-copy h2{color:#fff;margin-bottom:22px}
.film-copy .lead{color:rgba(255,255,255,.6)}
.film-meta{
  display:flex;gap:26px;margin-top:32px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.14);
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:rgba(255,255,255,.42);
}
.film-player{
  position:relative;aspect-ratio:16/9;overflow:hidden;cursor:pointer;
  border-radius:3px;background:#000;
}
.film-player img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease),opacity .6s}
.film-player::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.55));
  transition:opacity .5s;
}
.film-player:hover img{transform:scale(1.04)}
.play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:88px;height:88px;border-radius:50%;z-index:2;
  border:1px solid rgba(255,255,255,.5);
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);backdrop-filter:blur(6px);
  transition:all .4s var(--ease);
}
.film-player:hover .play{background:var(--orange);border-color:var(--orange);transform:translate(-50%,-50%) scale(1.06)}
.play svg{width:22px;height:22px;margin-left:3px;fill:#fff}
.film-player .cap{
  position:absolute;left:22px;bottom:18px;z-index:2;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;color:rgba(255,255,255,.7);
}

/* video modal */
.vmodal{
  position:fixed;inset:0;z-index:200;background:rgba(6,7,8,.94);
  display:flex;align-items:center;justify-content:center;padding:5vw;
  opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s;
}
.vmodal.on{opacity:1;visibility:visible}
.vmodal-box{width:min(1100px,100%);aspect-ratio:16/9;background:#0b0c0e;position:relative;border:1px solid rgba(255,255,255,.12)}
.vmodal-box .ph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:rgba(255,255,255,.5);text-align:center;padding:24px}
.vmodal-box .ph b{color:#fff;font-size:20px;font-weight:800;letter-spacing:-.01em}
.vmodal-box .ph span{font-size:13px;font-family:var(--mono);letter-spacing:.1em}
.vmodal-box video{display:block;width:100%;height:100%;background:#000;outline:none;object-fit:contain}
.vclose{position:absolute;right:-44px;top:-4px;width:34px;height:34px;color:#fff;opacity:.6;font-size:26px;line-height:1}
.vclose:hover{opacity:1;color:var(--orange)}

/* ---------- 车队 ---------- */
.fleet-in{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(36px,5.5vw,88px);align-items:center}
.fleet-fig{position:relative}
.fleet-fig img{width:100%;height:clamp(320px,44vw,540px);object-fit:cover;object-position:50% 42%}
.fleet-fig .tag{
  position:absolute;left:0;bottom:0;background:var(--ink);color:#fff;
  padding:14px 20px;font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;
}
.fleet-fig .badge{
  position:absolute;right:-1px;top:-1px;background:var(--orange);color:#fff;
  padding:16px 18px;font-weight:800;font-size:28px;letter-spacing:-.02em;line-height:1;
}
.fleet-fig .badge small{display:block;font-size:10px;letter-spacing:.16em;font-weight:600;margin-top:5px}
.fleet-list{margin-top:36px;border-top:1px solid var(--line)}
.fleet-list .it{
  display:grid;grid-template-columns:52px 1fr;gap:18px;align-items:start;
  padding:22px 0;border-bottom:1px solid var(--line);
}
.fleet-list .k{
  font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--orange);
  border:1px solid var(--line-2);height:40px;display:flex;align-items:center;justify-content:center;
}
.fleet-list b{font-size:15.5px;display:block;color:var(--ink);margin-bottom:3px}
.fleet-list p{font-size:13.5px;color:var(--gray);line-height:1.65}

/* ---------- 口岸 ---------- */
.port-line{position:relative;margin:0 0 56px;height:88px}
.port-line svg{width:100%;height:100%;overflow:visible}
.port-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.port{
  background:var(--paper);padding:34px 30px 32px;position:relative;
  transition:background .4s var(--ease);
}
.port:hover{background:var(--bone)}
.port .pn{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;color:var(--gray-2);margin-bottom:14px;
}
.port h3{font-size:26px;margin-bottom:4px}
.port .py{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--orange);margin-bottom:20px}
.port dl{display:grid;gap:10px;border-top:1px solid var(--line);padding-top:18px}
.port dl div{display:flex;justify-content:space-between;gap:14px;font-size:13px}
.port dt{color:var(--gray);flex:0 0 auto}
.port dd{color:var(--ink);font-weight:700;text-align:right}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(7,1fr);border-top:1px solid rgba(255,255,255,.14);margin-top:14px}
.flow .st{
  padding:26px 18px 0 0;position:relative;
}
.flow .st::before{
  content:"";position:absolute;left:0;top:-1px;width:0;height:2px;background:var(--orange);
  transition:width .6s var(--ease);transition-delay:var(--d,0s);
}
.flow.in .st::before{width:calc(100% - 18px)}
.flow .nn{font-family:var(--mono);font-size:11px;color:rgba(255,255,255,.35);letter-spacing:.14em;margin-bottom:14px}
.flow h4{color:#fff;font-size:16px;margin-bottom:8px}
.flow p{font-size:12px;color:rgba(255,255,255,.45);line-height:1.6}
.flow .own{display:inline-block;margin-top:12px;font-size:10px;letter-spacing:.12em;color:var(--orange);font-family:var(--mono)}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.case{
  background:var(--paper);border:1px solid var(--line);padding:0;
  display:flex;flex-direction:column;overflow:hidden;transition:border-color .4s var(--ease),transform .4s var(--ease);
}
.case:hover{border-color:var(--ink);transform:translateY(-3px)}
.case-img{aspect-ratio:16/9;overflow:hidden;background:var(--bone)}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease)}
.case:hover .case-img img{transform:scale(1.04)}
.case-body{padding:30px 30px 26px;display:flex;flex-direction:column;flex:1}
.case-meta{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--gray-2);margin-bottom:12px}
.case h3{font-size:22px;margin-bottom:6px}
.case .pain{font-size:13.5px;color:var(--gray);line-height:1.7;margin:12px 0 20px}
.case-stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);padding-top:20px;margin-top:auto}
.case-stats b{font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--ink);display:block;line-height:1.1}
.case-stats b em{color:var(--orange);font-size:.75em}
.case-stats span{font-size:11px;color:var(--gray-2);letter-spacing:.06em}

/* ---------- 船司 ---------- */
.carriers{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.car{
  border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  height:104px;display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;letter-spacing:.02em;color:#A8ACB1;
  transition:color .35s var(--ease),background .35s var(--ease);
  text-align:center;padding:10px;
}
.car:hover{color:var(--ink);background:var(--bone)}
.car span{font-family:var(--mono);font-size:10px;display:block;letter-spacing:.12em;color:#C3C6CA;margin-top:3px;font-weight:500}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line-2)}
.faq .q{
  border-bottom:1px solid var(--line-2);
}
.faq .qh{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:24px;
  padding:26px 0;text-align:left;font-size:16.5px;font-weight:700;color:var(--ink);
  letter-spacing:-.01em;transition:color .3s;
}
.faq .qh:hover{color:var(--orange)}
.faq .qh .ic{flex:0 0 auto;width:22px;height:22px;position:relative;margin-top:2px}
.faq .qh .ic::before,.faq .qh .ic::after{
  content:"";position:absolute;background:var(--gray);transition:all .35s var(--ease);
}
.faq .qh .ic::before{left:0;top:10.5px;width:22px;height:1.5px}
.faq .qh .ic::after{left:10.5px;top:0;width:1.5px;height:22px}
.faq .q.on .qh{color:var(--orange)}
.faq .q.on .qh .ic::after{transform:rotate(90deg);opacity:0}
.faq .q.on .qh .ic::before{background:var(--orange)}
.faq .qa{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.faq .qa p{font-size:14.5px;color:var(--gray);line-height:1.85;padding:0 0 26px;max-width:74ch}
.faq .qa b{color:var(--ink)}

/* ---------- CTA / Form ---------- */
.cta{position:relative;background:var(--ink);overflow:hidden}
.cta-bg{position:absolute;inset:0;opacity:.16}
.cta-bg img{width:100%;height:100%;object-fit:cover}
.cta::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--ink) 22%,rgba(14,16,19,.82) 60%,rgba(14,16,19,.6))}
.cta-in{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px);align-items:start}
.cta h2{color:#fff;margin-bottom:20px}
.cta .lead{color:rgba(255,255,255,.55)}
.cta-contact{margin-top:40px;display:grid;gap:18px}
.cta-contact .row{display:flex;gap:14px;align-items:baseline;border-top:1px solid rgba(255,255,255,.12);padding-top:16px}
.cta-contact .row span{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:rgba(255,255,255,.35);width:74px;flex:0 0 auto}
.cta-contact .row b{color:#fff;font-size:16px;font-weight:700;letter-spacing:-.01em}
.cta-contact .row b.big{font-size:26px;color:var(--orange)}
form.qf{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);padding:clamp(24px,3vw,38px);backdrop-filter:blur(10px)}
form.qf .frow{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.field{position:relative}
.field label{
  display:block;font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  color:rgba(255,255,255,.42);margin-bottom:8px;text-transform:uppercase;
}
.field input,.field select,.field textarea{
  width:100%;background:transparent;border:none;border-bottom:1px solid rgba(255,255,255,.2);
  color:#fff;font-family:inherit;font-size:14.5px;padding:8px 0 10px;
  transition:border-color .3s;appearance:none;border-radius:0;
}
.field textarea{resize:vertical;min-height:70px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange)}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.28)}
.field select option{background:var(--ink);color:#fff}
.qf .btn{width:100%;margin-top:24px}
.qf .tip{font-size:11.5px;color:rgba(255,255,255,.32);margin-top:14px;line-height:1.6}
.qf .ok{display:none;padding:26px 0;text-align:center}
.qf.done .ok{display:block}
.qf.done .fbody{display:none}
.qf .ok b{display:block;color:#fff;font-size:18px;margin-bottom:8px}
.qf .ok p{color:rgba(255,255,255,.55);font-size:13.5px}

/* ---------- Footer ---------- */
.ftr{background:#0A0B0D;color:rgba(255,255,255,.5);padding:clamp(56px,6vw,80px) 0 32px}
.ftr-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px;border-bottom:1px solid rgba(255,255,255,.1)}
.ftr-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.ftr-brand img{height:32px}
.ftr-brand .word{font-size:16px;font-weight:800;letter-spacing:.16em;color:#fff}
.ftr p.desc{font-size:13px;line-height:1.8;max-width:34ch;color:rgba(255,255,255,.42)}
.ftr h5{font-size:11px;font-family:var(--mono);letter-spacing:.18em;color:rgba(255,255,255,.35);margin-bottom:18px;font-weight:500}
.ftr ul{list-style:none;display:grid;gap:11px}
.ftr ul a,.ftr ul li{font-size:13.5px;color:rgba(255,255,255,.62);transition:color .3s}
.ftr ul a:hover{color:var(--orange)}
.ftr .c-row{display:flex;gap:10px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:12px}
.ftr .c-row>span:first-child{color:rgba(255,255,255,.3);font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;padding-top:3px;width:42px;flex:0 0 auto}
/* 地址/长文本容器：可收缩、可换行 */
.ftr .c-row>span+span{min-width:0;overflow-wrap:anywhere}
.ftr-bot{padding-top:26px;display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;font-size:11.5px;color:rgba(255,255,255,.28)}
.ftr-bot>span:last-child a{color:rgba(255,255,255,.46);text-decoration:none;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:1px;transition:color .2s,border-color .2s}
.ftr-bot>span:last-child a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.55)}
.ftr-bot a:hover{color:rgba(255,255,255,.6)}

/* ---------- Mobile bar ---------- */
.mbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(255,255,255,.97);backdrop-filter:blur(14px);
  border-top:1px solid var(--line);padding:10px 12px calc(10px + env(safe-area-inset-bottom));
  gap:10px;
}
.mbar a{flex:1;height:46px;display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px;font-weight:700;border-radius:2px}
.mbar .call{border:1px solid var(--line-2);color:var(--ink)}
.mbar .quote{background:var(--orange);color:#fff}

/* ---------- Inner page hero ---------- */
.phero{
  position:relative;overflow:hidden;background:var(--bone);
  border-bottom:1px solid var(--line);
  /* 头部为固定 72px，面包屑直接贴在其下方，不再被大留白推到页面中部 */
  padding:calc(72px + clamp(16px,2vw,26px)) 0 clamp(40px,4.6vw,64px);
}
/* 工程网格底纹 */
.phero-grid-bg{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(90deg,rgba(14,16,19,.055) 1px,transparent 1px),
    linear-gradient(0deg,rgba(14,16,19,.055) 1px,transparent 1px);
  background-size:76px 76px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,0) 78%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,0) 78%);
}
.phero::before{
  content:"";position:absolute;right:-12%;top:-46%;width:62%;height:150%;
  pointer-events:none;
  background:radial-gradient(closest-side,rgba(232,69,30,.11),rgba(232,69,30,0) 72%);
}
.phero .wrap{position:relative;z-index:2}

.phero-top{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-bottom:clamp(18px,2.2vw,28px)}
.phero .crumb{display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--gray-2)}
.phero .crumb a:hover{color:var(--orange)}
.phero .crumb .cur{color:var(--ink)}
.phero-note{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--gray-2);white-space:nowrap}
.phero-note i{display:block;width:5px;height:5px;border-radius:50%;background:var(--orange);flex:0 0 auto}

.phero-body{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(32px,5vw,76px);align-items:center;padding-top:clamp(22px,3vw,38px)}
.phero-copy{min-width:0}
.phero .eyebrow{margin-bottom:clamp(16px,2vw,24px)}
.phero h1{font-size:clamp(34px,4.4vw,64px);line-height:1.06;letter-spacing:-.03em;max-width:17ch}
.phero h1.long{font-size:clamp(30px,3.3vw,48px);max-width:none}
/* 英文标题字号偏小一档，避免长句被拆成孤字 */
html[data-lang="en"] .phero h1{font-size:clamp(28px,2.9vw,42px);line-height:1.14;max-width:none}
html[data-lang="en"] .phero h1.long{font-size:clamp(26px,2.7vw,40px)}
.phero .lead{margin-top:clamp(18px,2vw,26px);max-width:52ch}
.phero-acts{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:clamp(24px,3vw,34px)}

/* 右图：偏移细线边框 + 底部说明条 */
.phero-fig{position:relative;margin:0;padding:0 0 14px 14px}
.phero-fig::before{content:"";position:absolute;left:0;top:14px;right:14px;bottom:0;border:1px solid rgba(232,69,30,.48)}
.phero-fig img{position:relative;z-index:1;width:100%;aspect-ratio:4/3;object-fit:cover;filter:saturate(.9) contrast(1.03)}
.phero-fig.fig-dark img{filter:brightness(1.34) saturate(1.05) contrast(1.02)}
.phero-meta div b span.zh,.phero-meta div b span.en{font-weight:800;font-size:inherit}
.phero-fig figcaption{
  position:absolute;z-index:2;left:14px;bottom:0;right:14px;
  display:flex;align-items:center;gap:12px;
  background:var(--ink);color:rgba(255,255,255,.66);
  padding:9px 14px;font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;
}
.phero-fig figcaption b{color:#fff;font-weight:600;letter-spacing:.2em}
.phero-fig .mark{
  position:absolute;z-index:2;top:0;right:14px;
  padding:6px 10px;background:rgba(14,16,19,.6);backdrop-filter:blur(6px);
  font-family:var(--mono);font-size:9.5px;letter-spacing:.2em;color:rgba(255,255,255,.88);
}

/* 底部数据条：分栏 + 竖线 */
.phero-meta{display:grid;grid-template-columns:repeat(4,1fr);margin-top:clamp(30px,3.6vw,52px);border-top:1px solid var(--line-2)}
.phero-meta div{min-width:0;padding:clamp(18px,2vw,26px) 0 0 clamp(18px,2vw,28px);border-left:1px solid var(--line-2)}
.phero-meta div:first-child{border-left:none;padding-left:0}
.phero-meta div b{display:block;font-size:clamp(24px,2.4vw,32px);line-height:1;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.phero-meta div>span{display:block;margin-top:9px;font-size:11px;line-height:1.5;color:var(--gray);letter-spacing:.06em}

/* ---------- Article / content blocks ---------- */
.prose h2{font-size:clamp(24px,2.6vw,34px);margin:0 0 18px}
.prose h3{font-size:19px;margin:36px 0 12px}
.prose p{font-size:15.5px;line-height:1.9;color:var(--gray);margin-bottom:16px;max-width:74ch}
.prose p.answer{font-size:17px;color:var(--ink-2);font-weight:500;border-left:2px solid var(--orange);padding-left:20px;margin-bottom:28px}

.spec{width:100%;border-collapse:collapse;font-size:14px;margin:8px 0 24px}
.spec th,.spec td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line)}
.spec th{background:var(--bone);font-size:11.5px;letter-spacing:.1em;color:var(--gray);font-weight:600}
.spec td:first-child{color:var(--gray);width:30%}
.spec td b{color:var(--ink)}
.spec tr:last-child td{border-bottom:1px solid var(--line-2)}

.card-lite{background:var(--paper);border:1px solid var(--line);padding:26px 24px}
.card-lite h4{margin-bottom:8px}
.card-lite p{font-size:13.5px;color:var(--gray);line-height:1.7}

/* ---------- Reveal ---------- */
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.08s}.rv.d2{transition-delay:.16s}.rv.d3{transition-delay:.24s}.rv.d4{transition-delay:.32s}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .js .rv{opacity:1 !important;transform:none !important}
}


/* 平板：二级页头图收到底部，避免两栏挤压 */
@media (max-width:1024px){
  .phero-body{grid-template-columns:1fr;gap:clamp(26px,4vw,36px)}
  .phero-fig{order:2;width:100%;max-width:600px}
  .phero-fig img{aspect-ratio:16/10}
  .phero-note{display:none}
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1180px){
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .carriers{grid-template-columns:repeat(4,1fr)}
  .hdr .nav{display:none}
  .burger{display:block}
  .hdr-right .hdr-tel{display:none}
}

@media (max-width:900px){
  :root{--pad:24px;--hdr:72px}
  .film-in{grid-template-columns:1fr;gap:36px}
  .fleet-in{grid-template-columns:1fr;gap:40px}
  .fleet-fig img{height:clamp(260px,58vw,420px)}
  .cta-in{grid-template-columns:1fr;gap:44px}
  .ftr-top{grid-template-columns:1fr 1fr;gap:36px}
  .port-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr;border-top:none;gap:0}
  .flow .st{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:grid;grid-template-columns:40px 1fr;gap:14px;align-items:start}
  .flow .st::before{display:none}
  .flow .nn{margin:0;padding-top:3px}
  .flow .st>div{display:flex;flex-direction:column}
  .flow h4{margin-bottom:4px}
  .flow .own{margin-top:6px}
  .case-grid{grid-template-columns:1fr}
  .hero-kpi{grid-template-columns:repeat(2,1fr);border-top:none}
  .hero-kpi .k{border-top:1px solid rgba(255,255,255,.12);padding:18px 0 20px 20px}
  .hero-kpi .k:nth-child(odd){border-left:none;padding-left:0}
  .mbar{display:flex}
  body{padding-bottom:0}
  .hero{min-height:92svh}
  .scroll-cue{display:none}
  .svc-grid{grid-template-columns:1fr;border-left:none}
  .svc{border-left:1px solid var(--line);min-height:auto;padding:26px 22px}
  .svc h3{margin:0 0 8px}
  .svc .si{margin-bottom:10px}
  .carriers{grid-template-columns:repeat(2,1fr)}
  .car{height:84px;font-size:13.5px}
  form.qf .frow{grid-template-columns:1fr}
  .vclose{right:0;top:-42px}
  .phero{padding-top:calc(72px + 16px)}
  .phero-body{grid-template-columns:1fr;gap:clamp(26px,4vw,36px)}
  .phero-fig{order:2;width:100%;max-width:560px}
  .phero-fig img{aspect-ratio:16/10}
  .phero-note{display:none}
  .sec{padding:clamp(28px,5vw,40px) 0}
}

@media (max-width:560px){
  .ftr-top{grid-template-columns:1fr;gap:32px}
  .brand img{height:28px}
  .hero-cta{flex-direction:column;gap:10px;margin-top:clamp(22px,4vw,30px)}
  .hero-cta .btn{width:100%;flex:0 0 auto;min-width:0;height:48px;padding:0 14px;font-size:14px}
  .hero h1{font-size:clamp(32px,9vw,44px)}
  .film-meta{flex-wrap:wrap;gap:12px 22px}
  .case-body{padding:24px 22px 22px}
  .case-stats b{font-size:22px}
  .phero{margin-top:0}
  .phero .lead{max-width:none;font-size:14.5px}
  .phero h1{max-width:none}
  .phero-acts{flex-direction:column;gap:10px}
  .phero-acts .btn{width:100%;flex:0 0 auto;min-width:0;height:48px;padding:0 14px;font-size:14px}
  .phero-meta{grid-template-columns:1fr 1fr;margin-top:26px}
  .phero-meta div{padding-top:16px}
  .phero-meta div:nth-child(odd){border-left:none;padding-left:0}
  .phero-fig figcaption{font-size:8.5px;letter-spacing:.1em;padding:7px 10px;gap:8px}
}

/* 移动端头部收紧：隐藏重复 CTA，保证汉堡可见 */
@media (max-width:640px){
  .hdr-in{gap:14px}
  .hdr-right{gap:12px}
  .hdr .btn-sm{display:none}
  .brand .word{font-size:15px;letter-spacing:.1em}
  .brand img{height:28px}
}

/* 移动端底部操作条为固定定位，避免遮挡页脚 */
@media (max-width:900px){ body{padding-bottom:70px} }

/* 打印 / 另存 PDF / 部分抓取工具：强制展开所有入场元素 */
@media print{
  .js .rv{opacity:1 !important;transform:none !important}
  .hdr,.mbar,.mnav,.vmodal,.scroll-cue{display:none !important}
  .hero{min-height:auto !important;padding:60px 0 40px !important}
  .hero-bg{opacity:.35 !important}
  .film,.cta,.fleet-band{background:#fff !important;color:var(--ink) !important}
  .ftr{background:#fff !important;color:var(--ink) !important}
}

/* 数据条里的「500 万」这类组合数字不换行 */
.phero-meta div b{white-space:nowrap}
.phero-meta div b span{display:inline;margin-left:2px;font-size:14px;font-weight:600;letter-spacing:0}

/* 打印时去掉装饰底纹，只保留内容与照片 */
@media print{
  .phero-grid-bg,.phero::before{display:none !important}
  .phero{padding:24px 0 !important;border-bottom:none !important}
  .phero-body{display:block !important}
  .phero-fig{max-width:420px;margin-top:20px !important}
}

/* ---------- 询价单（提交入库；失败时保留复制 / 邮件兜底） ---------- */
.qf .ok-lead{max-width:54ch;margin:0 auto 18px;line-height:1.78}

/* 成功 / 失败两套文案，由 data-state 切换 */
.qf .ok-sent{display:none}
.qf .ok[data-state="sent"] .ok-sent{display:block}
.qf .ok[data-state="sent"] .ok-fail{display:none}

/* 失败原因 */
.qf .ok-err{
  display:inline-block;margin:0 auto 16px;padding:7px 14px;border-radius:4px;
  background:rgba(232,69,30,.12);border:1px solid rgba(232,69,30,.35);
  color:#FFB4A0;font-size:12.5px;line-height:1.6;max-width:56ch;
}
.qf .ok-err[hidden]{display:none}

/* 提交中 */
.qf .btn[data-busy]{opacity:.62;cursor:progress}

/* 蜜罐：给爬虫看的，真人不可见 */
.qf .hp{
  position:absolute;left:-9999px;top:0;width:1px;height:1px;
  opacity:0;pointer-events:none;
}

.qf .ok-sum{
  text-align:left;margin:0 0 20px;padding:16px 18px;border-radius:6px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.16);
  font-family:var(--mono);font-size:12.5px;line-height:1.9;
  color:rgba(255,255,255,.9);white-space:pre-wrap;word-break:break-word;
}
.qf .ok-sum:empty{display:none}
.qf .ok-acts{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:16px}
.qf .ok-acts .btn{width:auto;height:48px;margin-top:0;flex:0 0 auto}
.qf [data-copied]::after{content:"✓";margin-left:6px;color:var(--orange)}
.qf .ok-call{font-size:12.5px}
.qf.light .ok-sum{background:#fff;border-color:var(--line);color:var(--ink)}
@media (max-width:520px){
  .qf .ok-acts{flex-direction:column}
  .qf .ok-acts .btn{width:100%}
}