/* ==========================================================
   588加工网 —— 官网样式
   设计语言：深色工业 / 大字编辑风 / 橙色线性点缀
   ========================================================== */

/* ---------- 变量 ---------- */
:root{
  --brand:#FF6C00;
  --brand-2:#FF9A3C;
  --brand-soft:#FFF3EA;
  --ink:#0B1220;
  --ink-2:#1B2436;
  --body:#55607A;
  --muted:#8A94A6;
  --line:#E6E8EC;
  --line-dark:rgba(255,255,255,.12);
  --bg:#FFFFFF;
  --bg-soft:#F5F6F8;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 2px 8px rgba(11,18,32,.05);
  --shadow:0 10px 30px rgba(11,18,32,.08);
  --shadow-lg:0 24px 60px rgba(11,18,32,.14);
  --wrap:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--body);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;letter-spacing:-.02em;line-height:1.18}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
::selection{background:var(--brand);color:#fff}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 28px}
.section{padding:104px 0}
.section--soft{background:var(--bg-soft)}
.section--tight{padding:76px 0}

/* ---------- 顶部条 / 导航 ---------- */
.topbar{
  background:var(--ink);color:rgba(255,255,255,.62);
  font-size:13px;letter-spacing:.02em;
}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:38px;gap:16px}
.topbar b{color:#fff;font-weight:600}
.topbar .tb-right{display:flex;gap:20px;align-items:center}
.topbar a:hover{color:var(--brand-2)}

.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 24px rgba(11,18,32,.07)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}

.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:44px;height:46px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:21px;letter-spacing:0;font-family:"Songti SC","SimSun",serif;
  box-shadow:0 6px 16px rgba(255,108,0,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:19px;color:var(--ink);letter-spacing:-.02em;font-weight:800}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:.18em;text-transform:uppercase}

.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:block;padding:10px 16px;border-radius:8px;
  font-size:15px;color:var(--ink-2);font-weight:500;transition:.2s var(--ease);
}
.nav-links a:hover{color:var(--brand);background:var(--brand-soft)}
.nav-links a.active{color:var(--brand);font-weight:700}
.nav-links a.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));border-radius:2px;
}
.nav-cta{
  margin-left:12px;padding:11px 22px;border-radius:10px;color:#fff;font-weight:700;font-size:15px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 8px 20px rgba(255,108,0,.28);
  transition:.25s var(--ease);white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,108,0,.36)}

.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:10px;align-items:center;justify-content:center}
.burger span{display:block;width:18px;height:2px;background:var(--ink);position:relative;transition:.25s}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:.25s}
.burger span::before{top:-6px}.burger span::after{top:6px}
body.menu-open .burger span{background:transparent}
body.menu-open .burger span::before{top:0;transform:rotate(45deg)}
body.menu-open .burger span::after{top:0;transform:rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 30px;border-radius:11px;font-weight:700;font-size:16px;
  border:1px solid transparent;transition:.25s var(--ease);white-space:nowrap;
}
.btn svg{width:17px;height:17px}
.btn--primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 10px 26px rgba(255,108,0,.3)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,108,0,.38)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:#000;transform:translateY(-2px)}
.btn--ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn--ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn--light{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.24)}
.btn--light:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.45)}
.btn--sm{height:44px;padding:0 20px;font-size:14px}

/* ---------- 首页 Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--ink);color:#fff;
  padding:88px 0 0;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 0%,#000 20%,transparent 85%);
}
.hero::after{
  content:"";position:absolute;width:760px;height:760px;right:-220px;top:-320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,108,0,.28),transparent 62%);
  pointer-events:none;
}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;height:32px;padding:0 14px;
  border:1px solid rgba(255,108,0,.42);border-radius:999px;background:rgba(255,108,0,.1);
  color:var(--brand-2);font-size:13px;font-weight:600;letter-spacing:.08em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 0 4px rgba(255,154,60,.18)}

.hero h1{
  margin:26px 0 22px;font-size:clamp(38px,4.6vw,66px);line-height:1.08;letter-spacing:-.035em;color:#fff;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{
  display:flex;align-items:center;gap:14px;margin:-4px 0 18px;
  font-size:clamp(18px,1.9vw,24px);font-weight:700;color:#fff;letter-spacing:-.01em;line-height:1.4;
}
.hero-lead::before{
  content:"";flex:0 0 auto;width:26px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
}
.hero-sub{max-width:580px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.68)}
.hero-actions{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}

.hero-figure{position:relative}
.hero-shot{
  position:relative;border-radius:18px;overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 40px 80px rgba(0,0,0,.45);
  aspect-ratio:4/3.4;
}
.hero-shot img{width:100%;height:100%;object-fit:cover}
.hero-shot::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(11,18,32,.05) 30%,rgba(11,18,32,.72));
}
.hero-card{
  position:absolute;left:-30px;bottom:34px;z-index:3;
  background:rgba(18,26,40,.86);border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(14px);border-radius:14px;padding:18px 22px;
  box-shadow:0 20px 44px rgba(0,0,0,.4);min-width:224px;
}
.hero-card .k{font-size:12px;letter-spacing:.16em;color:rgba(255,255,255,.5);text-transform:uppercase}
.hero-card .v{font-size:30px;font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1.2}
.hero-card .v i{font-style:normal;color:var(--brand-2);font-size:16px;margin-left:4px;font-weight:700}
.hero-card .t{font-size:13px;color:rgba(255,255,255,.55);margin-top:2px}

.hero-badge{
  position:absolute;right:-14px;top:26px;z-index:3;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;border-radius:12px;padding:12px 16px;font-weight:700;font-size:14px;line-height:1.35;
  box-shadow:0 16px 34px rgba(255,108,0,.4);text-align:center;
}
.hero-badge span{display:block;font-size:11px;font-weight:500;opacity:.85;letter-spacing:.06em}

.hero-stats{
  position:relative;z-index:2;margin-top:72px;
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,.1);
}
.hero-stats div{padding:26px 0 30px;border-right:1px solid rgba(255,255,255,.08)}
.hero-stats div:last-child{border-right:0}
.hero-stats .num{font-size:34px;font-weight:800;color:#fff;letter-spacing:-.03em;line-height:1}
.hero-stats .num i{font-style:normal;color:var(--brand);font-size:18px;margin-left:2px}
.hero-stats .lab{margin-top:8px;font-size:13px;color:rgba(255,255,255,.5);letter-spacing:.04em}

/* ---------- 品类跑马灯 ---------- */
.ticker{
  background:var(--brand);color:#fff;overflow:hidden;position:relative;
  border-top:1px solid rgba(0,0,0,.06);
}
.ticker-track{display:flex;width:max-content;animation:ticker 42s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker-track span{
  display:inline-flex;align-items:center;gap:16px;padding:15px 0;
  font-size:14px;font-weight:600;letter-spacing:.08em;white-space:nowrap;
}
.ticker-track span::after{content:"";width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,.55);margin:0 22px}
@keyframes ticker{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- 通用标题 ---------- */
.sec-head{max-width:720px;margin-bottom:56px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-label{
  display:flex;align-items:center;gap:14px;margin-bottom:20px;
  font-size:12px;font-weight:700;letter-spacing:.22em;color:var(--brand);text-transform:uppercase;
}
.sec-label::before{content:"";width:30px;height:2px;background:var(--brand)}
.sec-head--center .sec-label{justify-content:center}
.sec-head--center .sec-label::after{content:"";width:30px;height:2px;background:var(--brand)}
.sec-head h2{font-size:clamp(28px,3.2vw,42px);letter-spacing:-.03em;margin-bottom:18px}
.sec-head p{font-size:16.5px;line-height:1.85;color:var(--body)}
.sec-head--center p{margin-left:auto;margin-right:auto;max-width:620px}

/* ---------- 服务三卡 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 34px 34px;overflow:hidden;transition:.35s var(--ease);
}
.svc::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));transition:width .45s var(--ease);
}
.svc:hover{transform:translateY(-6px);border-color:#FFD9C0;box-shadow:var(--shadow-lg)}
.svc:hover::before{width:100%}
.svc-ico{
  width:56px;height:56px;border-radius:14px;display:grid;place-items:center;margin-bottom:24px;
  background:var(--brand-soft);color:var(--brand);transition:.35s var(--ease);
}
.svc-ico svg{width:26px;height:26px}
.svc:hover .svc-ico{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff}
.svc h3{font-size:21px;margin-bottom:12px}
.svc p{font-size:15px;line-height:1.8;color:var(--body)}
.svc ul{margin-top:20px;padding-top:20px;border-top:1px dashed var(--line)}
.svc ul li{position:relative;padding-left:18px;font-size:14px;color:var(--body);line-height:2}
.svc ul li::before{
  content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;
  background:var(--brand-2);
}
.svc-more{display:inline-flex;align-items:center;gap:6px;margin-top:22px;font-size:14px;font-weight:700;color:var(--brand)}
.svc-more::after{content:"→";transition:transform .25s}
.svc:hover .svc-more::after{transform:translateX(4px)}

/* ---------- 品类网格 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cat{
  display:flex;align-items:center;gap:14px;padding:20px 22px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);transition:.28s var(--ease);
}
.cat:hover{border-color:var(--brand);box-shadow:0 10px 24px rgba(255,108,0,.1);transform:translateY(-3px)}
.cat-ico{width:40px;height:40px;flex:0 0 auto;border-radius:10px;display:grid;place-items:center;background:var(--bg-soft);color:var(--ink-2);transition:.28s}
.cat:hover .cat-ico{background:var(--brand-soft);color:var(--brand)}
.cat-ico svg{width:20px;height:20px}
.cat b{display:block;font-size:15.5px;color:var(--ink);font-weight:700;line-height:1.3}
.cat small{display:block;font-size:12px;color:var(--muted);margin-top:3px}

/* ---------- 优势（深色） ---------- */
.why{position:relative;background:var(--ink);color:#fff;overflow:hidden}
.why::before{
  content:"";position:absolute;left:-160px;bottom:-260px;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,108,0,.22),transparent 65%);
}
.why .wrap{position:relative;z-index:2}
.why .sec-head h2{color:#fff}
.why .sec-head p{color:rgba(255,255,255,.62)}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-dark)}
.why-item{padding:40px 30px 8px;border-right:1px solid var(--line-dark);position:relative}
.why-item:last-child{border-right:0}
.why-item .idx{
  font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--brand-2);
  display:block;margin-bottom:18px;
}
.why-item h3{font-size:19px;color:#fff;margin-bottom:12px}
.why-item p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.58)}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.flow-item{
  position:relative;padding:32px 26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  transition:.3s var(--ease);
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#FFD9C0}
.flow-item::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--brand);
  display:block;margin-bottom:16px;
}
.flow-item h3{font-size:17px;margin-bottom:8px}
.flow-item p{font-size:14px;line-height:1.8;color:var(--body)}

/* ---------- 关于块 ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-fig{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.about-fig img{width:100%;height:100%;object-fit:cover;aspect-ratio:5/4}
.about-fig .tagline{
  position:absolute;left:0;bottom:0;right:0;padding:26px 28px;color:#fff;
  background:linear-gradient(0deg,rgba(11,18,32,.92),rgba(11,18,32,.1));
  font-size:15px;font-weight:600;letter-spacing:.02em;
}
.about-copy h2{font-size:clamp(28px,3vw,38px);margin-bottom:22px}
.about-copy p{font-size:16px;line-height:1.9;margin-bottom:16px}
.about-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
.about-points div{padding:18px 20px;background:var(--bg-soft);border-radius:12px;border-left:3px solid var(--brand)}
.about-points b{display:block;font-size:15px;color:var(--ink);margin-bottom:4px}
.about-points span{font-size:13px;color:var(--body)}

/* ---------- CTA 带 ---------- */
.cta-band{position:relative;background:linear-gradient(115deg,#0B1220 0%,#16203A 55%,#2A1A0C 100%);color:#fff;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,108,0,.34),transparent 62%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center}
.cta-inner h2{color:#fff;font-size:clamp(26px,3vw,38px);margin-bottom:14px}
.cta-inner p{color:rgba(255,255,255,.66);font-size:16px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页头（内页） ---------- */
.page-head{
  position:relative;background:var(--ink);color:#fff;padding:76px 0 72px;overflow:hidden;
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(to bottom,#000,transparent);
}
.page-head::after{
  content:"";position:absolute;right:-100px;top:-160px;width:480px;height:480px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,108,0,.26),transparent 62%);
}
.page-head .wrap{position:relative;z-index:2}
.crumb{font-size:13px;color:rgba(255,255,255,.45);margin-bottom:18px;letter-spacing:.04em}
.crumb a:hover{color:var(--brand-2)}
.crumb i{font-style:normal;margin:0 8px;opacity:.5}
.page-head h1{color:#fff;font-size:clamp(32px,4vw,50px);letter-spacing:-.035em}
.page-head p{margin-top:16px;max-width:640px;color:rgba(255,255,255,.62);font-size:16.5px;line-height:1.8}

/* ---------- 内容块 / 说明卡 ---------- */
.block-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.note-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px 32px}
.note-card h3{font-size:20px;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.note-card h3 .dot{width:8px;height:8px;border-radius:2px;background:var(--brand);transform:rotate(45deg)}
.note-card p{font-size:15px;line-height:1.85}
.note-card ul li{position:relative;padding-left:20px;font-size:14.5px;line-height:2;color:var(--body)}
.note-card ul li::before{content:"";position:absolute;left:0;top:13px;width:7px;height:7px;border:1.5px solid var(--brand);border-radius:2px}

.split{display:grid;grid-template-columns:280px 1fr;gap:48px}
.split-side h3{font-size:13px;letter-spacing:.2em;color:var(--muted);text-transform:uppercase;margin-bottom:18px;font-weight:700}
.side-nav a{
  display:block;padding:12px 16px;border-left:2px solid var(--line);font-size:15px;color:var(--body);
  transition:.22s var(--ease);
}
.side-nav a:hover{color:var(--brand);border-color:var(--brand-2);background:var(--brand-soft)}
.side-nav a.on{color:var(--brand);border-color:var(--brand);font-weight:700;background:var(--brand-soft)}

/* ---------- 数据条 ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat-row div{padding:34px 24px;border-right:1px solid var(--line);text-align:center}
.stat-row div:last-child{border-right:0}
.stat-row .n{font-size:36px;font-weight:800;color:var(--ink);letter-spacing:-.03em;line-height:1}
.stat-row .n i{font-style:normal;color:var(--brand);font-size:18px}
.stat-row .l{font-size:13px;color:var(--muted);margin-top:8px}

/* ---------- 资讯列表 ---------- */
.news-list{display:grid;gap:0;border-top:1px solid var(--line)}
.news-item{
  display:grid;grid-template-columns:120px 1fr auto;gap:28px;align-items:center;
  padding:30px 8px;border-bottom:1px solid var(--line);transition:.25s var(--ease);
}
.news-item:hover{background:var(--bg-soft);padding-left:20px;padding-right:20px}
.news-date{font-size:13px;color:var(--muted);letter-spacing:.04em}
.news-date b{display:block;font-size:26px;color:var(--ink);font-weight:800;letter-spacing:-.02em;line-height:1.2}
.news-body h3{font-size:18.5px;margin-bottom:8px;transition:.2s}
.news-item:hover h3{color:var(--brand)}
.news-body p{font-size:14.5px;color:var(--body);line-height:1.7}
.news-tag{
  font-size:12px;font-weight:700;color:var(--brand);background:var(--brand-soft);
  padding:6px 12px;border-radius:6px;white-space:nowrap;
}

/* ---------- 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:start}
.info-list{display:grid;gap:18px}
.info-row{display:flex;gap:16px;padding:22px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.info-ico{width:44px;height:44px;flex:0 0 auto;border-radius:11px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand)}
.info-ico svg{width:20px;height:20px}
.info-row .k{font-size:12.5px;color:var(--muted);letter-spacing:.1em;margin-bottom:4px}
.info-row .v{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em;word-break:break-all}
.info-row .v small{font-weight:400;font-size:13px;color:var(--body);letter-spacing:0}

.qr-card{
  background:var(--ink);color:#fff;border-radius:var(--radius-lg);padding:30px;
  display:flex;align-items:center;gap:24px;
}
.qr-box{
  width:132px;height:132px;flex:0 0 auto;border-radius:12px;background:#fff;
  display:grid;place-items:center;padding:10px;position:relative;overflow:hidden;
}
.qr-box svg{width:100%;height:100%;display:block}
.qr-copy h3{color:#fff;font-size:18px;margin-bottom:8px}
.qr-copy p{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.7}

/* ---------- 表单 ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:38px 36px;box-shadow:var(--shadow-sm)}
.form-card h2{font-size:24px;margin-bottom:8px}
.form-card .hint{font-size:14px;color:var(--muted);margin-bottom:26px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:8px}
.field label i{font-style:normal;color:var(--brand);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:10px;
  font-family:inherit;font-size:15px;color:var(--ink);background:#FBFCFD;transition:.2s;outline:none;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(255,108,0,.1)}
.field textarea{min-height:118px;resize:vertical}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:12.5px;color:var(--muted);margin-top:14px;line-height:1.7}
.form-ok{
  display:none;margin-top:16px;padding:14px 16px;border-radius:10px;
  background:#ECFDF3;border:1px solid #BBF7D0;color:#067647;font-size:14px;
}
.form-ok.show{display:block}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.6);padding:72px 0 0;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:52px;border-bottom:1px solid var(--line-dark)}
.footer-brand .brand-text strong{color:#fff}
.footer-brand p{margin-top:18px;line-height:1.85;font-size:13.5px;max-width:300px;color:rgba(255,255,255,.5)}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:20px;letter-spacing:.04em;font-weight:700}
.footer-col a{display:block;padding:6px 0;font-size:13.5px;transition:.2s}
.footer-col a:hover{color:var(--brand-2);transform:translateX(3px)}
.footer-col p{line-height:2;font-size:13.5px}
.footer-col b{color:#fff;font-weight:600}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:26px 0 30px;font-size:12.5px;color:rgba(255,255,255,.38);
}
.footer-bottom a:hover{color:var(--brand-2)}
.footer-bottom .sep{margin:0 10px;opacity:.4}

/* ---------- 浮动联系 ---------- */
.float-contact{position:fixed;right:22px;bottom:26px;z-index:70;display:flex;flex-direction:column;gap:10px}
.float-contact a{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
  color:var(--ink);transition:.25s var(--ease);
}
.float-contact a:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateY(-3px)}
.float-contact svg{width:22px;height:22px}

/* ---------- 滚动入场 ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--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}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-figure{max-width:620px}
  .hero-card{left:16px}
  .svc-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .why-item:nth-child(2){border-right:0}
  .why-item:nth-child(1),.why-item:nth-child(2){border-bottom:1px solid var(--line-dark)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:40px}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
  .contact-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:28px}
  .cta-inner{grid-template-columns:1fr}
  .block-grid{grid-template-columns:1fr}
}
@media (max-width:820px){
  .nav-links{
    position:fixed;left:0;right:0;top:114px;background:#fff;flex-direction:column;
    align-items:stretch;padding:14px 20px 24px;gap:2px;
    border-bottom:1px solid var(--line);box-shadow:0 20px 40px rgba(11,18,32,.12);
    transform:translateY(-140%);transition:transform .35s var(--ease);margin:0;
  }
  body.menu-open .nav-links{transform:translateY(0)}
  .nav-links a{padding:14px 12px;border-radius:8px;font-size:16px}
  .nav-links a.active::after{display:none}
  .burger{display:flex}
  .nav-cta{display:none}
  .hero{padding-top:56px}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero-stats div:nth-child(2){border-right:0}
  .hero-stats div:nth-child(1),.hero-stats div:nth-child(2){border-bottom:1px solid rgba(255,255,255,.08)}
  .section{padding:72px 0}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .stat-row div:nth-child(2){border-right:0}
  .stat-row div:nth-child(1),.stat-row div:nth-child(2){border-bottom:1px solid var(--line)}
  .news-item{grid-template-columns:1fr;gap:10px;padding:24px 8px}
  .news-date{display:flex;align-items:baseline;gap:8px}
  .news-tag{justify-self:start}
  .float-contact{right:14px;bottom:16px}
  .float-contact a{width:46px;height:46px}
  .qr-card{flex-direction:column;text-align:center}
}
@media (max-width:540px){
  .wrap{padding:0 18px}
  .hero h1{font-size:34px}
  .hero-actions .btn{width:100%}
  .cat-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .why-item{border-right:0;border-bottom:1px solid var(--line-dark);padding:30px 0 26px}
  .footer-top{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .form-card{padding:26px 20px}
  .topbar .tb-right{display:none}
  .hero-card{min-width:0;left:8px;right:8px;bottom:14px;padding:14px 16px}
  .hero-card .v{font-size:24px}
  .about-points{grid-template-columns:1fr}
}