/* ===================================================================
   CSI Trans — corporate site
   Direction: Structured Confidence · deep navy + brand green
=================================================================== */

:root{
  --navy:#0A1F3A;
  --navy-2:#07182E;
  --ink:#0E1B2A;
  --green:#0E9E55;
  --green-bright:#17C964;
  --green-deep:#0A7D46;
  --green-soft:#E8F8EF;
  --text:#46566A;
  --muted:#7A8797;
  --line:#E6EBF1;
  --bg:#F5F7FA;
  --white:#fff;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 4px 14px rgba(10,31,58,.07);
  --shadow-md:0 18px 40px -18px rgba(10,31,58,.28);
  --shadow-lg:0 34px 70px -28px rgba(10,31,58,.38);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1200px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
/* 默认英文：翻译应用前先隐藏中文硬编码首屏，main.js applyLang 后解除 */
html.lang-pending body{visibility:hidden}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease)}
ul,ol{list-style:none}
h1,h2,h3,h4{color:var(--ink);font-weight:800;line-height:1.25;letter-spacing:-.01em}

.container{max-width:var(--container);margin:0 auto;padding:0 28px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:15px;letter-spacing:.01em;
  padding:13px 28px;border-radius:999px;cursor:pointer;border:1.5px solid transparent;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s,border-color .3s,color .3s;
  white-space:nowrap;
}
.btn-sm{padding:9px 20px;font-size:14px}
.btn-lg{padding:16px 36px;font-size:16px}
.btn-block{width:100%}
.btn-green{
  background:linear-gradient(135deg,var(--green-bright),var(--green-deep));
  color:#fff;
  box-shadow:0 10px 24px -10px rgba(14,158,85,.65);
}
.btn-green:hover{transform:translateY(-2px);box-shadow:0 16px 32px -10px rgba(14,158,85,.7);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:#fff;color:var(--navy);border-color:#fff}
.btn-outline{border-color:var(--green);color:var(--green)}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px)}

/* ---------- header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  transition:background .35s var(--ease),box-shadow .35s var(--ease),backdrop-filter .35s;
  padding:18px 0;
}
.site-header.scrolled{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  box-shadow:0 1px 0 var(--line),0 10px 30px -18px rgba(10,31,58,.35);
  padding:12px 0;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{flex:0 0 auto}
.logo{height:44px;width:auto;transition:opacity .3s}
.logo-dark{display:none}
.site-header.scrolled .logo-light{display:none}
.site-header.scrolled .logo-dark{display:block}

.main-nav{display:flex;align-items:center;gap:30px}
.main-nav a:not(.nav-cta){
  color:rgba(255,255,255,.92);font-size:15px;font-weight:600;position:relative;padding:4px 0;
}
.site-header.scrolled .main-nav a:not(.nav-cta){color:var(--ink)}
.main-nav a:not(.nav-cta)::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;border-radius:2px;
  background:linear-gradient(90deg,var(--green-bright),var(--green-deep));
  transition:width .3s var(--ease);
}
.main-nav a:not(.nav-cta):hover::after{width:100%}
.main-nav a:not(.nav-cta):hover{color:var(--green-bright)}
.site-header.scrolled .main-nav a:not(.nav-cta):hover{color:var(--green)}
.lang-switch{
  border:1.5px solid rgba(255,255,255,.45);background:transparent;color:#fff;
  font-weight:700;font-size:13px;letter-spacing:.06em;
  width:42px;height:32px;border-radius:999px;cursor:pointer;transition:.25s;
}
.lang-switch:hover{border-color:var(--green-bright);color:var(--green-bright)}
.site-header.scrolled .lang-switch{border-color:var(--line);color:var(--navy)}
.site-header.scrolled .lang-switch:hover{border-color:var(--green);color:var(--green)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.site-header.scrolled .nav-toggle span{background:var(--ink)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:140px 0 120px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.04);animation:heroZoom 18s var(--ease) forwards}
@keyframes heroZoom{to{transform:scale(1)}}
.hero-overlay{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(5,16,31,.92) 0%,rgba(5,16,31,.72) 45%,rgba(5,16,31,.25) 100%),
    linear-gradient(0deg,rgba(5,16,31,.75) 0%,rgba(5,16,31,.15) 45%,rgba(5,16,31,.35) 100%);
}
.hero-content{position:relative;z-index:2;max-width:820px}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  color:#cfe9d9;font-size:14px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  background:rgba(23,201,100,.12);border:1px solid rgba(23,201,100,.35);
  padding:8px 16px;border-radius:999px;margin-bottom:26px;
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--green-bright);box-shadow:0 0 0 4px rgba(23,201,100,.25);animation:pulse 2.2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(23,201,100,0)}}
.hero-title{color:#fff;font-size:clamp(40px,6vw,68px);font-weight:800;line-height:1.12;letter-spacing:-.02em;margin-bottom:22px}
.hero-title em{font-style:normal;background:linear-gradient(120deg,var(--green-bright),#7BE3A8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{color:rgba(233,240,247,.86);font-size:clamp(15px,1.4vw,18px);line-height:1.9;max-width:660px;margin-bottom:36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:54px}

/* track bar */
.track-bar{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.97);border-radius:14px;padding:10px;max-width:720px;
  box-shadow:0 24px 60px -20px rgba(0,0,0,.5);
}
.track-title{display:flex;align-items:center;gap:8px;color:var(--navy);font-weight:800;font-size:14px;padding:0 10px;white-space:nowrap}
.track-title svg{color:var(--green)}
.track-type{border:0;background:var(--bg);border-radius:9px;padding:12px 10px;font-size:14px;color:var(--ink);font-weight:600;outline:none;cursor:pointer;max-width:150px}
.track-input{flex:1;border:0;outline:none;padding:12px 8px;font-size:15px;color:var(--ink);background:transparent;min-width:0}
.track-bar .btn{padding:12px 24px}
.track-note{margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.55)}

/* 期承工作号：双输入框换行布局 */
.track-name{display:none}
.track-bar.is-fmh{flex-wrap:wrap}
.track-bar.is-fmh .track-type{flex:0 0 auto;max-width:none}
.track-bar.is-fmh #trackNo{flex:1 1 220px;order:3;background:var(--bg);border-radius:9px}
.track-bar.is-fmh .track-name{display:block;flex:1 1 240px;order:4;background:var(--bg);border-radius:9px}
.track-bar.is-fmh .btn{order:5}

/* 官网工作号查询结果卡片 */
.track-result{
  display:none;margin-top:14px;max-width:720px;text-align:left;
  background:#fff;border-radius:14px;padding:22px 24px;
  box-shadow:0 24px 60px -20px rgba(0,0,0,.5);color:var(--ink);
}
.track-result.show{display:block}
.tr-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding-bottom:14px;margin-bottom:14px;border-bottom:1px solid var(--line)}
.tr-job{font-size:20px;font-weight:800;color:var(--navy);letter-spacing:.6px}
.tr-badge{font-size:11px;font-weight:700;padding:3px 10px;border-radius:99px;white-space:nowrap}
.tr-badge.final{background:var(--green-soft);color:var(--green-deep)}
.tr-badge.draft{background:#fff3e3;color:#a85a08}
.tr-mode{font-size:11.5px;font-weight:700;color:#fff;background:var(--navy);padding:3px 10px;border-radius:99px;white-space:nowrap}
.tr-date{margin-left:auto;font-size:12px;color:var(--muted);white-space:nowrap}
.tr-route{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:15px;font-weight:700;color:var(--ink);margin-bottom:16px}
.tr-route .tr-arrow{color:var(--green);font-size:18px}
.tr-route .tr-code{color:var(--muted);font-weight:600;font-size:12.5px;margin-left:2px}
.tr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:10px}
.tr-cell{background:var(--bg);border-radius:10px;padding:11px 14px}
.tr-cell .k{font-size:11.5px;color:var(--muted);font-weight:600;margin-bottom:2px}
.tr-cell .v{font-size:16px;font-weight:800;color:var(--navy);word-break:break-word}
.tr-cell.wide{grid-column:1/-1}
.tr-products{margin:0;padding:0;list-style:none}
.tr-products li{font-size:14px;font-weight:700;color:var(--navy);line-height:1.7}
.tr-products .tr-hs{color:var(--muted);font-weight:600;font-size:12.5px;margin-left:8px}
.tr-msg{font-size:14px;line-height:1.7;padding:2px 0}
.tr-msg.err{color:#c93a3e}
.tr-msg.loading{color:var(--muted)}

/* 单元3：运输动态 */
.tr-badge.status{background:var(--navy);color:#fff}
.tr-op{margin-bottom:16px}
.tr-sub{font-size:13px;font-weight:800;color:var(--navy);margin:14px 2px 10px;display:flex;align-items:center;gap:8px}
.tr-sub::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--green)}
.tr-timeline{list-style:none;margin:0;padding:2px 0 2px 6px;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:4px 18px}
.tr-timeline li{position:relative;display:flex;align-items:center;gap:10px;padding:7px 0 7px 18px;font-size:13.5px}
.tr-timeline li::before{content:"";position:absolute;left:0;top:0;bottom:0;width:1px;background:var(--line)}
.tr-timeline li:first-child::before{top:50%}
.tr-timeline li:last-child::before{bottom:50%}
.tr-dot{position:absolute;left:-4px;top:50%;transform:translateY(-50%);width:9px;height:9px;border-radius:50%;background:var(--green);border:2px solid #fff;box-shadow:0 0 0 1px var(--green);z-index:1}
.tr-timeline li:last-child .tr-dot{background:var(--green-bright);box-shadow:0 0 0 3px var(--green-soft)}
.tr-ev-name{color:var(--text);font-weight:600;flex:1}
.tr-ev-date{color:var(--navy);font-weight:800;font-variant-numeric:tabular-nums}
@media (max-width:600px){
  .tr-timeline{grid-template-columns:1fr}
}
@keyframes trSpin{to{transform:rotate(360deg)}}
.tr-spinner{display:inline-block;width:14px;height:14px;border:2px solid var(--line);border-top-color:var(--green);border-radius:50%;vertical-align:-2px;margin-right:8px;animation:trSpin .8s linear infinite}

.hero-scroll{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:2;width:24px;height:40px;border:2px solid rgba(255,255,255,.4);border-radius:14px;display:flex;justify-content:center;padding-top:7px}
.hero-scroll span{width:4px;height:8px;background:#fff;border-radius:2px;animation:scrollDot 1.6s infinite}
@keyframes scrollDot{0%{opacity:0;transform:translateY(-4px)}40%{opacity:1}100%{opacity:0;transform:translateY(10px)}}

/* ---------- trust band ---------- */
.trust{position:relative;z-index:5;margin:-66px auto 0;max-width:var(--container);padding:0 28px}
.trust-grid{
  background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-md);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.trust-item{padding:34px 20px;text-align:center;border-right:1px solid var(--line)}
.trust-item:last-of-type{border-right:0}
.trust-num{font-size:clamp(30px,3.4vw,42px);font-weight:800;color:var(--navy);letter-spacing:-.02em;line-height:1}
.trust-num .plus{color:var(--green)}
.trust-label{margin-top:10px;font-size:14px;color:var(--muted);font-weight:600}
.trust-badge{
  grid-column:1/-1;display:flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 20px;border-top:1px dashed var(--line);
  color:var(--green-deep);font-weight:700;font-size:14.5px;text-align:center;
}

/* ---------- sections ---------- */
.section{padding:110px 0}
.section-muted{background:var(--bg)}
.section-head{text-align:center;max-width:720px;margin:0 auto 64px}
.section-eyebrow{
  color:var(--green);font-weight:800;font-size:13px;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px;
}
.section-eyebrow.light{color:var(--green-bright)}
.section-title{font-size:clamp(28px,3.4vw,40px);color:var(--ink);margin-bottom:16px}
.section-title.light{color:#fff}
.section-desc{color:var(--muted);font-size:16px}
.section-desc.light{color:rgba(233,240,247,.78)}

/* ---------- services ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.svc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s;
}
.svc-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}
.svc-img{aspect-ratio:4/3;overflow:hidden}
.svc-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.svc-card:hover .svc-img img{transform:scale(1.07)}
.svc-body{padding:28px 26px 30px;flex:1;display:flex;flex-direction:column}
.svc-ico{
  width:48px;height:48px;border-radius:12px;display:grid;place-items:center;
  background:var(--green-soft);color:var(--green-deep);font-size:22px;margin-bottom:16px;
}
.svc-body h3{font-size:20px;margin-bottom:10px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.svc-body h3 em{
  font-style:normal;font-size:11px;font-weight:700;letter-spacing:.05em;
  color:#fff;background:linear-gradient(135deg,var(--green-bright),var(--green-deep));
  padding:3px 10px;border-radius:999px;
}
.svc-body p{font-size:14.5px;color:var(--text);margin-bottom:16px}
.svc-body ul{margin-top:auto;display:grid;gap:8px}
.svc-body li{position:relative;padding-left:24px;font-size:14px;color:var(--text);font-weight:500}
.svc-body li::before{
  content:"";position:absolute;left:0;top:7px;width:14px;height:14px;border-radius:50%;
  background:var(--green-soft);
}
.svc-body li::after{
  content:"";position:absolute;left:4px;top:10px;width:6px;height:6px;border-radius:50%;background:var(--green);
}
.svc-feature{border-color:var(--green-bright);box-shadow:0 0 0 1px rgba(23,201,100,.25),var(--shadow-sm)}

.value-strip{
  margin-top:44px;display:flex;flex-wrap:wrap;justify-content:center;gap:12px;
}
.value-item{
  padding:10px 22px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--navy);
  transition:.3s var(--ease);
}
.value-item:hover{border-color:var(--green-bright);color:var(--green-deep);transform:translateY(-2px)}

/* ---------- process ---------- */
.process-list{
  display:grid;grid-template-columns:repeat(7,1fr);gap:14px;position:relative;
}
.process-list::before{
  content:"";position:absolute;top:27px;left:7%;right:7%;height:2px;
  background:repeating-linear-gradient(90deg,var(--green) 0 6px,transparent 6px 14px);
  opacity:.45;
}
.process-list li{
  position:relative;text-align:center;background:var(--bg);
  border-radius:var(--radius);padding:70px 12px 24px;
}
.p-num{
  position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:56px;height:56px;border-radius:50%;
  background:#fff;border:2px solid var(--green-bright);color:var(--green-deep);
  display:grid;place-items:center;font-weight:800;font-size:17px;
  box-shadow:0 6px 18px -8px rgba(14,158,85,.5);
}
.process-list h4{font-size:15px;margin-bottom:6px}
.process-list p{font-size:12.5px;color:var(--muted);line-height:1.6}

/* ---------- network ---------- */
.network{position:relative;padding:120px 0;overflow:hidden}
.network-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.network-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,16,31,.95) 0%,rgba(7,24,46,.82) 55%,rgba(7,24,46,.55) 100%)}
.network-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.network-copy .section-title{margin-bottom:18px}
.network-copy .section-desc{margin-bottom:32px}
.hub-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.hub-list li{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-sm);padding:14px 18px;
  color:#fff;font-weight:700;font-size:15px;
  transition:.3s var(--ease);
}
.hub-list li small{display:block;font-weight:500;font-size:12px;color:rgba(233,240,247,.55);letter-spacing:.04em}
.hub-list li:hover{background:rgba(23,201,100,.16);border-color:var(--green-bright);transform:translateX(4px)}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.case-card{
  border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.case-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.case-img{position:relative;aspect-ratio:16/10;overflow:hidden}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.case-card:hover .case-img img{transform:scale(1.06)}
.case-tag{
  position:absolute;left:16px;top:16px;
  background:rgba(10,31,58,.82);backdrop-filter:blur(6px);color:#fff;
  font-size:12px;font-weight:600;padding:6px 14px;border-radius:999px;
}
.case-body{padding:24px 24px 28px}
.case-body h3{font-size:18px;margin-bottom:10px;line-height:1.45}
.case-body p{font-size:14px;color:var(--text)}

/* ---------- honors ---------- */
.honor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.honor-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 26px;text-align:left;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s;
}
.honor-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(23,201,100,.5)}
.honor-card svg{color:var(--green);margin-bottom:18px}
.honor-card h3{font-size:16.5px;margin-bottom:10px;line-height:1.5}
.honor-card p{font-size:13.5px;color:var(--muted);line-height:1.7}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:70px;align-items:center}
.about-media{position:relative}
.about-media img{border-radius:var(--radius);box-shadow:var(--shadow-md);aspect-ratio:4/4.4;object-fit:cover;width:100%}
.about-quote{
  position:absolute;left:-26px;bottom:36px;
  background:linear-gradient(140deg,var(--navy),var(--navy-2));
  border-radius:var(--radius-sm);padding:22px 26px;
  box-shadow:var(--shadow-lg);max-width:280px;
  border-left:4px solid var(--green-bright);
}
.about-quote strong{display:block;color:#fff;font-size:18px;font-weight:800}
.about-quote span{font-size:12px;color:rgba(233,240,247,.6);letter-spacing:.04em}
.about-copy .section-title{margin-bottom:20px}
.about-copy p{margin-bottom:18px}
.about-points{display:grid;gap:12px;margin:26px 0 32px}
.about-points li{position:relative;padding-left:30px;font-weight:600;color:var(--ink)}
.about-points li::before{
  content:"✓";position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;
  background:var(--green-soft);color:var(--green-deep);
  font-size:12px;font-weight:800;display:grid;place-items:center;
}

/* ---------- quote ---------- */
.quote-sec{background:linear-gradient(150deg,var(--navy) 0%,var(--navy-2) 100%);padding:110px 0}
.quote-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}
.quote-info .section-title{margin-bottom:18px}
.quote-info .section-desc{margin-bottom:38px}
.contact-list{display:grid;gap:20px}
.contact-list li{display:flex;align-items:flex-start;gap:14px;color:rgba(233,240,247,.9)}
.contact-list svg{flex:0 0 auto;margin-top:3px}
.contact-list a{color:rgba(233,240,247,.9)}
.contact-list a:hover{color:var(--green-bright)}

.quote-form{
  background:#fff;border-radius:var(--radius);padding:38px 36px;
  box-shadow:var(--shadow-lg);
}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:8px}
.form-row input,.form-row select,.form-row textarea{
  width:100%;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;font-size:14.5px;font-family:inherit;color:var(--ink);
  background:#FCFDFF;outline:none;transition:border-color .25s,box-shadow .25s;
}
.form-row textarea{resize:vertical;min-height:88px}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  border-color:var(--green-bright);box-shadow:0 0 0 3px rgba(23,201,100,.14);background:#fff;
}
.form-two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-success{
  display:none;margin-top:16px;padding:13px 16px;border-radius:var(--radius-sm);
  background:var(--green-soft);color:var(--green-deep);font-weight:700;font-size:14px;
}
.form-success.show{display:block;animation:fadeUp .5s var(--ease)}

/* ---------- final cta ---------- */
.final-cta{position:relative;padding:120px 0;text-align:center;overflow:hidden}
.final-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.85)}
.final-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,16,31,.93),rgba(7,24,46,.86))}
.final-inner{position:relative;z-index:2}
.final-inner h2{color:#fff;font-size:clamp(28px,4vw,44px);margin-bottom:14px}
.final-inner p{color:rgba(233,240,247,.8);font-size:17px;margin-bottom:34px}
.final-inner .btn{margin:0 6px}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-2);color:rgba(233,240,247,.7);padding-top:72px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:52px}
.footer-logo{height:40px;margin-bottom:20px;filter:none}
.footer-brand p{font-size:13.5px;line-height:1.9}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social a{
  border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:7px 18px;font-size:13px;font-weight:600;color:#fff;
  transition:.25s;
}
.footer-social a:hover{border-color:var(--green-bright);background:rgba(23,201,100,.16);color:var(--green-bright)}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px}
.footer-col a,.footer-col p{display:block;font-size:13.5px;margin-bottom:11px;color:rgba(233,240,247,.65)}
.footer-col a:hover{color:var(--green-bright)}
.footer-lang{
  margin-top:6px;background:transparent;border:1px solid rgba(255,255,255,.2);
  color:rgba(233,240,247,.85);border-radius:999px;padding:8px 18px;font-size:13px;cursor:pointer;font-weight:600;
}
.footer-lang:hover{border-color:var(--green-bright);color:var(--green-bright)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:22px 28px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(233,240,247,.45);
}
.footer-bottom a{color:rgba(233,240,247,.45)}
.footer-bottom a:hover{color:var(--green-bright)}

/* ---------- floating contact ---------- */
.float-contact{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:90;display:flex;flex-direction:column;gap:10px}
.fc-btn{
  position:relative;width:50px;height:50px;border-radius:14px;border:0;cursor:pointer;
  background:#fff;box-shadow:var(--shadow-md);
  display:grid;place-items:center;color:var(--navy);
  transition:transform .25s var(--ease),background .25s,color .25s;
}
.fc-btn span{
  position:absolute;right:58px;top:50%;transform:translateY(-50%) translateX(6px);
  background:var(--navy);color:#fff;font-size:12.5px;font-weight:600;white-space:nowrap;
  padding:7px 12px;border-radius:8px;opacity:0;pointer-events:none;transition:.25s var(--ease);
}
.fc-btn:hover span{opacity:1;transform:translateY(-50%) translateX(0)}
.fc-wa:hover{background:#22c15e;color:#fff}
.fc-mail:hover{background:var(--navy);color:#fff}
.fc-wechat:hover{background:#07c160;color:#fff}
.fc-top{opacity:0;pointer-events:none;transition:.3s}
.fc-top.show{opacity:1;pointer-events:auto}
.fc-top:hover{background:var(--green);color:#fff}
.wechat-pop{
  position:absolute;right:60px;top:50%;transform:translateY(-50%) translateX(8px);
  background:#fff;border-radius:14px;box-shadow:var(--shadow-lg);padding:16px;
  width:188px;text-align:center;opacity:0;pointer-events:none;transition:.28s var(--ease);
}
.fc-wechat:hover .wechat-pop{opacity:1;transform:translateY(-50%) translateX(0)}
.qr-box{display:grid;place-items:center}
.qr-box img{
  width:148px;height:148px;border-radius:10px;display:block;
}
.wechat-pop p{font-size:13px;font-weight:700;color:var(--ink);margin-top:10px}

/* ---------- reveal animations ---------- */
html.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
html.js .reveal.in{opacity:1;transform:none}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ===================================================================
   RESPONSIVE
=================================================================== */
@media (max-width:1080px){
  .svc-grid,.case-grid{grid-template-columns:repeat(2,1fr)}
  .honor-grid{grid-template-columns:repeat(2,1fr)}
  .process-list{grid-template-columns:repeat(4,1fr);gap:18px}
  .process-list::before{display:none}
  .network-inner,.about-grid,.quote-grid{grid-template-columns:1fr;gap:44px}
  .about-media{max-width:520px}
  .about-quote{left:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}

@media (max-width:860px){
  .main-nav{
    position:fixed;inset:0 0 0 auto;width:min(320px,82vw);
    background:var(--navy-2);flex-direction:column;align-items:flex-start;
    padding:96px 32px 40px;gap:22px;
    transform:translateX(100%);transition:transform .35s var(--ease);
    box-shadow:-20px 0 60px rgba(0,0,0,.4);
  }
  .main-nav.open{transform:translateX(0)}
  .main-nav a:not(.nav-cta){color:#fff;font-size:17px;width:100%}
  .main-nav .nav-cta{margin-top:6px}
  .main-nav .lang-switch{position:absolute;top:26px;right:110px;border-color:rgba(255,255,255,.3);color:#fff}
  .nav-toggle{display:flex;z-index:110}
  .section{padding:84px 0}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .trust-item:nth-child(2){border-right:0}
  .trust-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .float-contact{right:10px}
  .fc-btn{width:44px;height:44px}
  .track-bar{flex-wrap:wrap}
  .track-title{flex-basis:100%}
  .track-type{flex:1 1 140px;max-width:none}
  .track-input{flex:1 1 100%;order:3;background:var(--bg);border-radius:9px}
  .track-bar .btn{flex:1 1 100%;order:4}
}

@media (max-width:600px){
  .container{padding:0 20px}
  .trust{padding:0 20px}
  .svc-grid,.case-grid,.honor-grid{grid-template-columns:1fr}
  .process-list{grid-template-columns:repeat(2,1fr)}
  .hub-list{grid-template-columns:1fr}
  .form-two{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero{padding:120px 0 100px}
  .hero-actions .btn{width:100%}
  .quote-form{padding:28px 22px}
  .final-inner .btn{display:flex;width:100%;margin:0 0 12px}
  .footer-bottom{flex-direction:column}
}

@media (prefers-reduced-motion:reduce){
  html.js .reveal{opacity:1;transform:none;transition:none}
  .hero-bg{animation:none;transform:none}
  *{scroll-behavior:auto!important}
}