/* ============================================================
   德豪国际物流 DEHAO INTERNATIONAL LOGISTICS
   官方网站样式表
   ============================================================ */

/* ---------- 变量 ---------- */
:root{
  --ink:        #202823;   /* 深绿墨色（主文字/深色背景） */
  --ink-2:      #18211C;
  --ink-3:      #101812;
  --orange:     #FEAB44;   /* 主色（后台可配置） */
  --orange-deep:#F28C1E;
  --orange-dark:#E07000;
  --orange-soft:#FFF4E3;
  --orange-glow: rgba(242,140,30,.35);
  --orange-glow-strong: rgba(242,140,30,.45);
  --orange-glow-mid: rgba(242,140,30,.4);
  --orange-glow-soft: rgba(242,140,30,.14);
  --orange-glow-faint: rgba(242,140,30,.06);
  --orange-glow-08: rgba(242,140,30,.08);
  --orange-glow-15: rgba(242,140,30,.15);
  --orange-glow-16: rgba(242,140,30,.16);
  --orange-glow-18: rgba(242,140,30,.18);
  --orange-glow-22: rgba(242,140,30,.22);
  --orange-glow-25: rgba(242,140,30,.25);
  --orange-glow-30: rgba(242,140,30,.3);
  --orange-glow-92: rgba(242,140,30,.92);
  --header-bg: rgba(24,33,28,.55);
  --header-bg-solid: rgba(16,24,18,.96);
  --header-text: #fff;
  --header-text-muted: rgba(255,255,255,.82);
  --green-soft: #DDE9E1;
  --paper:      #FFFFFF;
  --gray-bg:    #F6F7F5;
  --line:       #E7EBE6;
  --text:       #5A6A60;
  --text-light: #8A978E;
  --radius:     18px;
  --radius-sm:  12px;
  --shadow:     0 10px 30px rgba(32,40,35,.08);
  --shadow-lg:  0 24px 60px rgba(32,40,35,.14);
  --font: "PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}

/* ---------- 基础 ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:auto}
body{
  font-family:var(--font);
  color:var(--text);
  background:var(--paper);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
h1,h2,h3,h4{color:var(--ink);line-height:1.3;font-weight:800}
.container{width:min(1200px,92%);margin:0 auto}
section{position:relative}

/* ---------- 通用组件 ---------- */
.sec-head{max-width:640px;margin:0 auto 54px;text-align:center}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--orange-deep);font-weight:700;font-size:14px;letter-spacing:.14em;
  text-transform:uppercase;margin-bottom:14px;
}
.sec-eyebrow::before,.sec-eyebrow::after{
  content:"";width:22px;height:2px;background:var(--orange);border-radius:2px;
}
.sec-title{font-size:clamp(26px,3.4vw,40px);font-weight:800}
.sec-title em{font-style:normal;color:var(--orange-deep)}
.sec-sub{color:var(--text);margin-top:14px;font-size:16px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 30px;border-radius:999px;font-weight:700;font-size:15px;
  transition:.3s;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--orange),var(--orange-deep));color:#fff;box-shadow:0 10px 24px var(--orange-glow)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 32px var(--orange-glow-strong)}
.btn-ghost{border:2px solid rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06);backdrop-filter:blur(4px)}
.btn-ghost:hover{background:#fff;color:var(--ink);transform:translateY(-3px)}
.btn-line{border:2px solid var(--orange);color:var(--orange-deep)}
.btn-line:hover{background:var(--orange);color:#fff;transform:translateY(-3px)}

.card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:.35s;
}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}

/* 滚动进入动画 */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.08s}.reveal-d2{transition-delay:.16s}.reveal-d3{transition-delay:.24s}.reveal-d4{transition-delay:.32s}

/* ---------- 头部 ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:1000;
  transition:.35s;background:var(--header-bg);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:78px}
.site-header.scrolled{background:var(--header-bg-solid);box-shadow:0 8px 30px rgba(0,0,0,.25)}
.logo{display:flex;align-items:center;gap:12px;color:#fff}
.logo svg{width:46px;height:46px;flex:none}
.logo img.logo-img{width:46px;height:46px;border-radius:13px;object-fit:cover;flex:none}
.logo-text{line-height:1.1}
.logo-text strong{display:block;font-size:20px;font-weight:800;letter-spacing:.04em;color:var(--header-text)}
.logo-text span{font-size:10.5px;letter-spacing:.22em;color:var(--orange);text-transform:uppercase}

.nav{display:flex;align-items:center;gap:30px}
.nav > a,.nav-trigger{color:var(--header-text-muted);font-size:15px;font-weight:600;position:relative;transition:.3s;padding:6px 0}
.nav > a::after,.nav-trigger::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--orange);transition:.3s;border-radius:2px}
.nav > a:hover,.nav > a.active,.nav-trigger:hover,.nav-trigger.active,.nav-item.open .nav-trigger{color:var(--header-text)}
.nav > a:hover::after,.nav > a.active::after,.nav-trigger:hover::after,.nav-trigger.active::after,.nav-item.open .nav-trigger::after{width:100%}
.nav-item{position:relative}
.nav-trigger{display:flex;align-items:center;gap:5px;border:0;background:transparent;font-family:inherit;cursor:pointer;line-height:normal}
.nav-trigger svg{width:14px;height:14px;stroke:currentColor;transition:transform .25s}
.nav-item.open .nav-trigger svg{transform:rotate(180deg)}
.nav-dropdown{
  position:absolute;top:calc(100% + 14px);left:50%;min-width:250px;padding:10px;z-index:1100;
  transform:translate(-50%,8px);opacity:0;visibility:hidden;pointer-events:none;transition:.22s ease;
  background:#fff;border:1px solid rgba(24,33,28,.1);border-radius:14px;box-shadow:0 18px 45px rgba(0,0,0,.2);
}
.nav-item.open .nav-dropdown{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}
.nav-dropdown::before{content:"";position:absolute;left:0;right:0;top:-15px;height:15px}
.product-dropdown{width:340px}
.news-dropdown{width:230px}
.nav-dropdown a{display:block;color:var(--ink);padding:10px 12px;border-radius:9px;font-size:14px;font-weight:600;line-height:1.4}
.nav-dropdown a::after{display:none}
.nav-dropdown a:hover{background:var(--orange-glow-08);color:var(--orange-deep)}
.nav-dropdown .dropdown-all{margin-bottom:6px;padding:12px 14px;background:var(--orange-glow-06)}
.dropdown-all strong{display:block;color:var(--ink);font-size:14px}
.dropdown-all span{display:block;margin-top:3px;color:var(--text-light);font-size:12px;font-weight:500}
.dropdown-links{display:grid;grid-template-columns:1fr 1fr;gap:3px}
.dropdown-links.single-column{grid-template-columns:1fr}

.header-right{display:flex;align-items:center;gap:16px}
.customer-link{color:var(--header-text-muted);font-size:14px;font-weight:600;transition:.3s}
.customer-link:hover{color:var(--orange)}
.header-btn{padding:11px 24px;font-size:14px}
.burger{display:none;flex-direction:column;gap:5px;width:40px;height:40px;align-items:center;justify-content:center;border-radius:8px;background:rgba(255,255,255,.1)}
.burger span{width:20px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  min-height:100vh;display:flex;align-items:center;
  background:linear-gradient(120deg,var(--ink-2) 0%,var(--ink-3) 55%,#24332B 100%);
  color:#fff;padding:150px 0 90px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(600px 420px at 78% 30%,var(--orange-glow-16),transparent 65%),
    radial-gradient(520px 380px at 12% 85%,rgba(221,233,225,.08),transparent 60%),
    linear-gradient(120deg,rgba(16,24,18,.78) 0%,rgba(16,24,18,.45) 55%,rgba(24,33,28,.55) 100%);
  pointer-events:none;
}
.hero-bg{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center;display:none}
.hero-bg.show{display:block}
.hero-carousel{position:absolute;inset:0;z-index:0}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;display:none;transition:opacity .9s ease}
.hero-slide.active{opacity:1;display:block}
.hero-nav{position:absolute;right:34px;bottom:36px;z-index:5;display:flex;gap:10px}
.hero-nav button{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.35);color:#fff;font-size:24px;line-height:1;cursor:pointer;transition:.3s;backdrop-filter:blur(4px)}
.hero-nav button:hover{background:linear-gradient(135deg,var(--orange),var(--orange-deep));border-color:transparent}
.hero-dots{position:absolute;left:50%;bottom:32px;transform:translateX(-50%);z-index:5;display:flex;gap:8px}
.hero-dots span{width:9px;height:9px;border-radius:999px;background:rgba(255,255,255,.45);cursor:pointer;transition:.35s}
.hero-dots span.active{background:var(--orange);width:26px}
.hero .container{position:relative;z-index:2}
.hero-grid{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:60px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;padding:8px 18px;border-radius:999px;
  background:var(--orange-glow-soft);border:1px solid var(--orange-glow-mid);
  color:var(--orange);font-size:13px;font-weight:700;letter-spacing:.16em;margin-bottom:24px;
}
.hero h1{color:#fff;font-size:clamp(34px,5vw,62px);font-weight:800;line-height:1.18;letter-spacing:.01em}
.hero h1 .hl{color:var(--orange);position:relative}
.hero p.lead{margin:22px 0 34px;font-size:17px;color:rgba(255,255,255,.78);max-width:520px}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-trust{display:flex;gap:34px;flex-wrap:wrap}
.hero-trust div strong{display:block;color:#fff;font-size:24px;font-weight:800}
.hero-trust div span{font-size:13px;color:rgba(255,255,255,.6)}

/* 运单查询卡片 */
.track-card{
  background:#fff;color:var(--text);border-radius:24px;padding:34px 30px;
  box-shadow:0 30px 70px rgba(0,0,0,.35);position:relative;z-index:2;
}
.track-card .tc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.track-card h3{font-size:22px;display:flex;align-items:center;gap:10px}
.track-card .tc-top small{color:var(--text-light);font-size:12px}
.track-card p.tc-sub{font-size:13.5px;color:var(--text-light);margin-bottom:20px}
.track-form{display:flex;gap:10px;background:var(--gray-bg);border:1.5px solid var(--line);border-radius:14px;padding:8px;transition:.3s}
.track-form:focus-within{border-color:var(--orange);background:#fff}
.track-form input{flex:1;border:none;background:transparent;outline:none;font-size:15px;padding:10px 12px;color:var(--ink);font-family:inherit}
.track-form button{
  background:linear-gradient(135deg,var(--orange),var(--orange-deep));color:#fff;
  border-radius:10px;padding:12px 22px;font-weight:700;font-size:15px;transition:.3s;white-space:nowrap;
}
.track-form button:hover{filter:brightness(1.08)}
.track-form button:disabled{opacity:.6;cursor:wait}
.track-result{margin-top:14px;font-size:14px;min-height:0;display:none;border-radius:12px;padding:14px 16px}
.track-result.show{display:block;animation:pop .35s ease}
.track-result.loading{background:#FFF7E8;color:#A86A00}
.track-result.ok{background:#EEF7F0;color:#2E7D4F;border:1px solid #CFE8D6}
.track-result.fail{background:#FDF0EF;color:#C0392B;border:1px solid #F3D3D0}
.track-result ul{margin-top:6px;padding-left:18px}
.track-result li{list-style:disc;font-size:13.5px;color:inherit}
.track-tips{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap}
.track-tips span{font-size:12px;color:var(--text-light);background:var(--gray-bg);border:1px solid var(--line);border-radius:999px;padding:5px 12px;cursor:pointer;transition:.3s}
.track-tips span:hover{color:var(--orange-deep);border-color:var(--orange)}
.tc-safe{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-light)}
@keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* Hero 底部航线装饰 */
.hero-route{position:absolute;bottom:0;left:0;right:0;height:120px;pointer-events:none;opacity:.5}

/* ---------- 统计条 ---------- */
.stats{background:linear-gradient(135deg,var(--orange-deep),var(--orange));color:#fff;position:relative;z-index:5}
.stats .container{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:44px 0}
.stat{text-align:center}
.stat strong{font-size:clamp(28px,3.4vw,44px);font-weight:800;display:block;line-height:1.2}
.stat strong i{font-style:normal;font-size:.55em;margin-left:2px;font-weight:700}
.stat span{font-size:14px;color:rgba(255,255,255,.92)}
.stat+.stat{border-left:1px solid rgba(255,255,255,.25)}

/* ---------- 通用区块 ---------- */
.section{padding:96px 0}
.section.gray{background:var(--gray-bg)}
.section.dark{background:linear-gradient(140deg,var(--ink-2),var(--ink-3));color:rgba(255,255,255,.8)}
.section.dark .sec-title{color:#fff}
.section.dark .sec-sub{color:rgba(255,255,255,.65)}

/* ---------- 产品与服务 ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.service-card{position:relative;overflow:hidden}
.service-card::after{
  content:"";position:absolute;right:-60px;top:-60px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,var(--orange-glow-16),transparent 70%);transition:.4s;
}
.service-card:hover::after{transform:scale(1.6)}
.service-icon{
  width:66px;height:66px;border-radius:18px;display:flex;align-items:center;justify-content:center;
  background:var(--orange-soft);margin-bottom:20px;transition:.35s;
}
.service-card:hover .service-icon{background:linear-gradient(135deg,var(--orange),var(--orange-deep));transform:scale(1.05)}
.service-icon svg{width:34px;height:34px;stroke:var(--orange-deep);transition:.35s}
.service-card:hover .service-icon svg{stroke:#fff}
.service-card h3{font-size:20px;margin-bottom:10px}
.service-card p{font-size:14.5px;color:var(--text);margin-bottom:18px}
.service-card .more{font-size:14px;font-weight:700;color:var(--orange-deep);display:inline-flex;align-items:center;gap:6px;transition:.3s}
.service-card .more svg{width:15px;height:15px;stroke:var(--orange-deep);transition:.3s}
.service-card .more:hover{gap:12px}

/* ---------- 关于我们 ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1.08fr;gap:64px;align-items:center}
.about-visual{position:relative}
.about-visual .frame{
  border-radius:24px;background:linear-gradient(150deg,var(--green-soft),#EFF5F0);
  padding:34px;position:relative;overflow:hidden;
}
.about-visual .frame::before{content:"";position:absolute;inset:0;background:
  radial-gradient(300px 240px at 85% 15%,var(--orange-glow-22),transparent 70%);
  pointer-events:none}
.about-visual .frame img.about-img{position:relative;width:100%;height:auto;border-radius:14px;object-fit:cover}
.about-gallery{display:flex;flex-direction:column;gap:14px;position:relative}
.about-gallery img{width:100%;height:auto;border-radius:14px;object-fit:cover}
.video-section{padding:84px 0}
.video-wrap{max-width:920px;margin:0 auto;border-radius:20px;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.45);background:#000}
.video-wrap video{width:100%;display:block;max-height:520px;object-fit:contain;background:#000}
.about-badge{
  position:absolute;right:-14px;bottom:26px;background:#fff;border-radius:16px;padding:16px 20px;
  box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:12px;z-index:2;
}
.about-badge strong{color:var(--orange-deep);font-size:26px;line-height:1}
.about-badge span{font-size:12.5px;color:var(--text)}
.about-copy h2{font-size:clamp(26px,3.2vw,38px);margin-bottom:18px}
.about-copy h2 em{color:var(--orange-deep);font-style:normal}
.about-copy p{font-size:15.5px;margin-bottom:16px}
.about-tags{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}
.about-tag{
  display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:10px 16px;font-size:14px;font-weight:600;color:var(--ink);transition:.3s;
}
.about-tag:hover{border-color:var(--orange);color:var(--orange-deep);transform:translateY(-2px)}
.about-tag svg{width:18px;height:18px;stroke:var(--orange-deep)}

/* ---------- 核心优势 ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.adv-card{text-align:center;padding:36px 24px}
.adv-num{
  width:58px;height:58px;margin:0 auto 18px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:var(--orange-soft);color:var(--orange-deep);font-size:22px;font-weight:800;
}
.adv-card h3{font-size:18px;margin-bottom:10px}
.adv-card p{font-size:14px}

/* ---------- 发展历程 ---------- */
.timeline{position:relative;max-width:860px;margin:0 auto;padding-left:0}
.timeline::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;background:linear-gradient(var(--orange),var(--green-soft));transform:translateX(-50%)}
.tl-item{position:relative;width:50%;padding:0 44px 52px}
.tl-item:nth-child(odd){left:0;text-align:right}
.tl-item:nth-child(even){left:50%;text-align:left}
.tl-dot{
  position:absolute;top:6px;width:16px;height:16px;border-radius:50%;background:#fff;
  border:4px solid var(--orange);box-shadow:0 0 0 6px var(--orange-glow-18);z-index:2;
}
.tl-item:nth-child(odd) .tl-dot{right:-8px}
.tl-item:nth-child(even) .tl-dot{left:-8px}
.tl-year{font-size:15px;font-weight:800;color:var(--orange-deep);letter-spacing:.06em}
.tl-item h3{font-size:19px;margin:8px 0 8px}
.tl-item p{font-size:14.5px}

/* ---------- 全球网络 ---------- */
.net-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.net-card{padding:30px}
.net-card .nc-head{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.net-flag{
  width:52px;height:52px;border-radius:14px;background:var(--green-soft);display:flex;align-items:center;justify-content:center;
  font-size:22px;
}
.net-card h3{font-size:19px}
.net-card .nc-tag{font-size:12.5px;color:var(--text-light)}
.net-card ul{display:flex;flex-wrap:wrap;gap:8px}
.net-card li{font-size:13px;background:var(--gray-bg);border:1px solid var(--line);border-radius:999px;padding:6px 14px;transition:.3s}
.net-card li:hover{background:var(--orange-soft);border-color:var(--orange);color:var(--orange-deep)}
.net-card .nc-more{display:block;margin-top:16px;font-size:13.5px;color:var(--orange-deep);font-weight:700}

/* ---------- 合作伙伴 ---------- */
.partner-strip{display:flex;flex-wrap:wrap;justify-content:center;gap:18px}
.partner{
  flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:18px 34px;background:#fff;
  border:1px solid var(--line);border-radius:16px;color:var(--ink);font-weight:800;font-size:17px;
  letter-spacing:.04em;opacity:.75;transition:.3s;
}
.partner:hover{opacity:1;transform:translateY(-4px);box-shadow:var(--shadow)}
.partner svg{width:26px;height:26px;stroke:var(--orange-deep)}
.partner-logo{width:34px;height:34px;object-fit:contain;flex:0 0 34px;display:block}
.partner small{font-weight:600;color:var(--text-light);font-size:12px;letter-spacing:.1em}

/* ---------- 新闻资讯 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:start}
.news-card{overflow:hidden;display:flex;flex-direction:column;align-self:start;height:auto}
.news-card-link{color:inherit;text-decoration:none;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.news-card-link:hover{transform:translateY(-4px)}
.news-thumb{
  height:230px;border-radius:14px;display:block;padding:16px;margin:-30px -30px 14px;
  position:relative;overflow:hidden;
}
.news-date{font-size:12.5px;color:var(--text-light);margin-bottom:8px;display:flex;align-items:center;gap:6px}
.news-thumb svg{position:absolute;right:12px;bottom:-18px;width:120px;height:120px;opacity:.35;stroke:#fff}
.news-card h3{font-size:17.5px;margin-bottom:10px;line-height:1.5;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.news-card p{font-size:14px;margin-bottom:0;flex:none;line-height:1.75;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:5;overflow:hidden}
.news-card-meta{display:flex;align-items:center;gap:8px;margin-bottom:8px;flex-wrap:wrap}
.news-chip{font-size:12px;font-weight:800;padding:3px 12px;border-radius:999px;letter-spacing:.02em}
.news-cat{font-size:12px;color:var(--text-light);border:1px solid var(--line);border-radius:999px;padding:2px 10px}
.news-more{text-align:center;margin-top:48px}

/* ---------- 联系我们 ---------- */
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:46px;align-items:start}
.contact-info h2{font-size:clamp(26px,3.2vw,38px);margin-bottom:14px}
.contact-info h2 em{color:var(--orange-deep);font-style:normal}
.contact-info>p{font-size:15.5px;margin-bottom:28px}
.ci-list{display:flex;flex-direction:column;gap:16px;margin-bottom:30px}
.ci-item{display:flex;gap:16px;align-items:flex-start}
.ci-ico{
  width:50px;height:50px;flex:none;border-radius:14px;background:var(--orange-soft);
  display:flex;align-items:center;justify-content:center;
}
.ci-ico svg{width:24px;height:24px;stroke:var(--orange-deep)}
.ci-item h4{font-size:15px;margin-bottom:2px}
.ci-item p{font-size:14.5px;color:var(--text)}
.contact-form{
  background:#fff;border-radius:24px;padding:36px;box-shadow:var(--shadow-lg);
  border:1px solid var(--line);
}
.contact-form h3{font-size:22px;margin-bottom:6px}
.contact-form .cf-sub{font-size:14px;color:var(--text-light);margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:8px}
.form-group input,.form-group select,.form-group textarea{
  width:100%;border:1.5px solid var(--line);border-radius:12px;padding:13px 16px;font-size:15px;
  font-family:inherit;color:var(--ink);background:var(--gray-bg);outline:none;transition:.3s;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  border-color:var(--orange);background:#fff;box-shadow:0 0 0 4px var(--orange-glow-15);
}
.form-group textarea{resize:vertical;min-height:110px}
.form-submit{width:100%;margin-top:6px}
.form-ok{
  display:none;margin-top:16px;padding:14px 18px;border-radius:12px;background:#EEF7F0;color:#2E7D4F;
  border:1px solid #CFE8D6;font-size:14px;
}
.form-ok.show{display:block;animation:pop .35s ease}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-3);color:rgba(255,255,255,.72);padding:70px 0 0;position:relative}
.site-footer::before{
  content:"";position:absolute;inset:0;background:
    radial-gradient(480px 300px at 90% 0%,var(--orange-glow-08),transparent 65%);pointer-events:none;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;position:relative;padding-bottom:54px}
.footer-brand .logo{margin-bottom:18px}
.site-footer .logo-text strong{color:#fff}
.site-footer .logo-text span{color:var(--orange)}
.footer-brand p{font-size:14px;max-width:300px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:18px;position:relative;padding-bottom:12px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:2px;background:var(--orange);border-radius:2px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;transition:.3s}
.footer-col a:hover{color:var(--orange);padding-left:4px}
.footer-contact li{display:flex;gap:10px;font-size:14px;margin-bottom:12px}
.footer-contact svg{width:18px;height:18px;stroke:var(--orange);flex:none;margin-top:3px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0;position:relative;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--orange)}

/* 文章正文富文本（资讯中心详情页与首页共用） */
.nd-content{color:var(--text);font-size:15.5px;line-height:1.9}
.nd-content img,.nd-content video{max-width:100%;height:auto;border-radius:10px;margin:8px 0}
.nd-content video{background:#000}
.nd-content blockquote{border-left:4px solid var(--orange);padding:8px 16px;background:#FAFBF9;color:var(--text);margin:14px 0}
.nd-content ul,.nd-content ol{padding-left:26px;margin:10px 0}
.nd-content a{color:var(--orange-deep)}
.nd-content h2{font-size:20px;margin:18px 0 8px}
.nd-content h3{font-size:17px;margin:16px 0 8px}
.nd-content p{margin:8px 0}
.nd-content table{border-collapse:collapse;margin:12px 0;width:100%}
.nd-content td,.nd-content th{border:1px solid var(--line);padding:8px 12px}

/* 回到顶部 */
.to-top{
  position:fixed;right:26px;bottom:26px;width:48px;height:48px;border-radius:14px;z-index:900;
  background:linear-gradient(135deg,var(--orange),var(--orange-deep));color:#fff;
  display:flex;align-items:center;justify-content:center;box-shadow:0 12px 30px var(--orange-glow-mid);
  opacity:0;visibility:hidden;transform:translateY(14px);transition:.35s;
}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top svg{width:22px;height:22px;stroke:#fff}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .services-grid,.net-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .nav{
    position:fixed;top:78px;left:0;right:0;background:rgba(16,24,18,.98);flex-direction:column;
    padding:24px 30px 34px;gap:6px;align-items:stretch;transform:translateY(-120%);transition:.4s;
    border-bottom:1px solid rgba(255,255,255,.1);
  }
  .nav.open{transform:none}
  .nav > a,.nav-trigger{padding:13px 6px;border-bottom:1px solid rgba(255,255,255,.06);font-size:16px}
  .nav > a::after,.nav-trigger::after{display:none}
  .nav-item{width:100%}
  .nav-trigger{width:100%;justify-content:space-between;text-align:left}
  .nav-dropdown{
    position:static;width:100%;min-width:0;padding:6px 0 10px;margin:0;display:none;
    transform:none;opacity:1;visibility:visible;pointer-events:auto;background:rgba(255,255,255,.06);
    border:0;border-radius:10px;box-shadow:none;
  }
  .nav-dropdown::before{display:none}
  .nav-item.open .nav-dropdown{display:block;transform:none}
  .nav-dropdown a{color:var(--header-text-muted);padding:10px 14px;border-bottom:0;font-size:14px}
  .nav-dropdown a:hover{background:rgba(255,255,255,.08);color:var(--header-text)}
  .nav-dropdown .dropdown-all{background:rgba(255,255,255,.05)}
  .dropdown-all strong{color:var(--header-text)}
  .dropdown-all span{color:rgba(255,255,255,.55)}
  .dropdown-links,.dropdown-links.single-column{grid-template-columns:1fr}
  .burger{display:flex}
  .header-btn{display:none}
  .stats .container{grid-template-columns:repeat(2,1fr);gap:26px}
  .stat+.stat{border-left:none}
  .about-grid,.contact-grid{grid-template-columns:1fr}
  .timeline::before{left:10px}
  .tl-item,.tl-item:nth-child(even){width:100%;left:0;text-align:left;padding:0 0 44px 46px}
  .tl-item .tl-dot,.tl-item:nth-child(even) .tl-dot{left:2px;right:auto}
  .section{padding:72px 0}
}
@media(max-width:560px){
  .services-grid,.net-grid,.news-grid,.adv-grid,.form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero{padding-top:130px}
  .track-card{padding:26px 20px}
  .track-form{flex-direction:column}
  .hero-trust{gap:22px}
}

.track-warn{margin:10px 0 4px;padding:8px 10px;background:#fff8e1;border:1px solid #ffe082;border-radius:6px;color:#a0761a;font-size:12px;line-height:1.6}

.track-lastmile{margin:10px 0 4px;padding:8px 12px;background:#e8f4fd;border:1px solid #b8ddf7;border-radius:6px;color:#1a6fb5;font-size:13px;line-height:1.6}
.track-leg{margin:6px 0}
.track-leg h4{margin:12px 0 4px;font-size:13px;font-weight:700;color:#c2410c}
.track-leg ul{list-style:none;padding:0;margin:0}
.track-leg li{padding:8px 0;border-bottom:1px dashed #e5e7eb;font-size:14px;line-height:1.6}
.track-leg li:last-child{border-bottom:none}

.ci-qr{margin-top:4px}
.ci-qr img{width:120px;height:120px;border-radius:10px;border:1px solid #e5e7eb;object-fit:contain;background:#fff}
.ci-qr-placeholder{font-size:13px;color:var(--text-light,#888);background:#fff;border:1px dashed #ccc;border-radius:10px;padding:26px 14px;display:inline-block}

/* 微信官方图标（填充型，不使用描边） */
.footer-contact svg.f-icon-wechat{stroke:none;fill:currentColor;color:var(--orange)}
.ci-ico svg.f-icon-wechat{stroke:none;fill:currentColor;color:var(--orange-deep)}




/* ---------- 图片性能优化 ---------- */
.news-thumb{position:relative;overflow:hidden}
.news-thumb-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.nc-item-cover{overflow:hidden}
.nc-item-cover-img{width:100%;height:100%;min-height:150px;object-fit:cover;display:block}
.nc-page-ellipsis{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;color:var(--text-light)}
img{max-width:100%}