/* ============================================================
   TopPep — 主样式表
   B2B Peptide Supply Station
   设计语言：专业、克制、工业感
   ============================================================ */

:root{
  /* ===== 主色 · 对齐参考站设计系统 ===== */
  --primary:#0ABAB5;
  --primary-dark:#007C78;
  --primary-light:#35AAA6;
  --primary-pale:#F2FAF9;
  --accent:#FFB539;
  --accent-pale:#FFFBF0;

  /* ===== 中性色 ===== */
  --ink:#061827;
  --ink-2:#12253A;
  --ink-3:#52636B;
  --ink-4:#8A98A4;
  --line:#C0C0C0;
  --line-2:#CCE9E7;
  --bg:#ffffff;
  --bg-alt:#F5FAFA;
  --bg-dark:#000D44;

  /* 语义色 */
  --up:#dc3545;
  --down:#28a745;

  /* ===== 尺寸 ===== */
  --wrap:1224px;
  --radius:20px;
  --radius-sm:10px;
  --radius-lg:30px;
  --gutter:24px;
  --section-space:110px;
  --btn-h:40px;

  /* ===== 阴影 ===== */
  --shadow-sm:0 2px 10px rgba(184,191,208,.45);
  --shadow:0 3px 15px rgba(174,211,195,.55);
  --shadow-md:0 6px 30px rgba(0,0,0,.06);
  --shadow-lg:0 12px 44px rgba(0,13,68,.10);

  /* ===== 字号体系（clamp 响应式） ===== */
  --fs-display:clamp(38px,4.2vw,58px);
  --fs-h1:clamp(32px,3.4vw,48px);
  --fs-h2:clamp(26px,2.6vw,38px);
  --fs-h3:24px;
  --fs-h4:21px;
  --fs-h5:19px;
  --fs-sub:20px;
  --fs-body-lg:18px;
  --fs-body:16px;
  --fs-small:14px;
  --fs-caption:13px;
}

*{box-sizing:border-box;margin:0;padding:0;}

html{scroll-behavior:smooth;}

body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Inter","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:15px;
  line-height:1.7;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4,h5{
  color:var(--ink);
  line-height:1.32;
  font-weight:700;
  letter-spacing:-.011em;
}

a{color:var(--primary);text-decoration:none;transition:color .16s ease;}
a:hover{color:var(--primary-light);}

img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;}

/* ---------- 顶部公告条 ---------- */
.topbar{
  background:var(--bg-dark);
  color:rgba(255,255,255,.85);
  font-size:12.5px;
  padding:8px 0;
  letter-spacing:.01em;
}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.topbar-left{display:flex;align-items:center;gap:8px;}
.topbar .dot{width:6px;height:6px;border-radius:50%;background:#4ade80;flex:none;
  box-shadow:0 0 0 3px rgba(74,222,128,.2);}
.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar a{color:rgba(255,255,255,.85);}
.topbar a:hover{color:#fff;}

/* ---------- 页头 ---------- */
.header{
  background:#fff;
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:200;
  box-shadow:0 1px 0 rgba(20,26,34,.02);
}
.header .wrap{
  display:flex;
  align-items:center;
  gap:32px;
  height:72px;
}

.logo{display:flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:38px;height:38px;border-radius:9px;
  background:linear-gradient(140deg,var(--primary) 0%,var(--primary-light) 100%);
  display:flex;align-items:center;justify-content:center;flex:none;
  box-shadow:0 3px 10px rgba(15,95,92,.24);
}
.logo-mark svg{width:22px;height:22px;}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
.logo-text span{font-size:9.5px;color:var(--ink-4);letter-spacing:.14em;text-transform:uppercase;font-weight:600;}

/* 主导航 */
.nav-wrap{flex:1;display:flex;}
.nav{display:flex;align-items:center;gap:2px;flex:1;}
.nav>li{list-style:none;position:relative;}
.nav>li>a{
  display:flex;align-items:center;gap:5px;
  padding:8px 13px;border-radius:7px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  white-space:nowrap;
}
.nav>li>a:hover{background:var(--bg-alt);color:var(--primary);}
.nav .caret{width:9px;height:9px;opacity:.45;flex:none;}

/* 下拉 */
.dropdown{
  position:absolute;top:calc(100% + 8px);left:0;
  min-width:250px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-lg);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:all .18s ease;
}
.nav>li:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0);}
.dropdown a{
  display:flex;align-items:center;gap:9px;
  padding:9px 12px;border-radius:var(--radius-sm);
  font-size:13.5px;color:var(--ink-2);font-weight:500;
}
.dropdown a:hover{background:var(--primary-pale);color:var(--primary);}
.dropdown .dd-ico{width:16px;height:16px;opacity:.6;flex:none;}
.dropdown-wide{min-width:520px;display:grid;grid-template-columns:1fr 1fr;gap:2px;}

.header-actions{display:flex;align-items:center;gap:10px;flex:none;}

/* 语言切换 */
.lang{position:relative;}
.lang-btn{
  display:flex;align-items:center;gap:6px;
  padding:7px 11px;border-radius:7px;border:1px solid var(--line);
  background:#fff;font-size:13px;font-weight:600;color:var(--ink-2);
}
.lang-btn:hover{border-color:var(--primary);color:var(--primary);}
.lang-btn svg{width:13px;height:13px;opacity:.6;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:8px;border:1px solid transparent;
  font-size:14px;font-weight:650;line-height:1;
  transition:all .16s ease;white-space:nowrap;
}
.btn svg{width:15px;height:15px;flex:none;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 2px 8px rgba(15,95,92,.2);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;box-shadow:0 4px 14px rgba(15,95,92,.28);transform:translateY(-1px);}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--line);}
.btn-outline:hover{border-color:var(--primary);background:var(--primary-pale);color:var(--primary);}.btn-sm{padding:8px 15px;font-size:13px;}
.btn-lg{padding:14px 28px;font-size:15px;}
.btn-block{width:100%;}

/* ---------- 通用区块 ---------- */
section{padding:64px 0;}
.sec-alt{background:var(--bg-alt);}.sec-label{
  display:inline-flex;align-items:center;gap:7px;
  font-size:11.5px;font-weight:700;letter-spacing:.11em;text-transform:uppercase;
  color:var(--primary);margin-bottom:12px;
}
.sec-label::before{content:"";width:16px;height:2px;background:var(--primary);border-radius:2px;}

.sec-head{max-width:780px;margin-bottom:36px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head.center .sec-label{justify-content:center;}
.sec-head h2{font-size:29px;margin-bottom:11px;letter-spacing:-.02em;}
.sec-head p{font-size:15.5px;color:var(--ink-3);}
.sec-head.center p{margin:0 auto;}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(1100px 520px at 78% -8%, rgba(10,186,181,.18) 0%, transparent 62%),
    radial-gradient(720px 400px at 12% 108%, rgba(255,181,57,.12) 0%, transparent 60%),
    linear-gradient(160deg,#f7fcfc 0%,#eefafa 58%,#e2f6f5 100%);
  padding:76px 0 68px;
  border-bottom:1px solid var(--line);
  position:relative;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-140px;
  width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(15,95,92,.07);
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;position:relative;z-index:2;}
@media(max-width:920px){.hero-grid{grid-template-columns:1fr;gap:36px;}}
@media(max-width:660px){}

.hero h1{font-size:42px;line-height:1.22;letter-spacing:-.026em;margin-bottom:18px;}
.hero h1 em{font-style:normal;color:var(--primary);}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:20px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media(max-width:980px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media(max-width:660px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:all .2s ease;position:relative;
}
.card:hover{border-color:#B6EFEC;box-shadow:var(--shadow-md);transform:translateY(-2px);}
.card h3{font-size:16.5px;margin-bottom:9px;}
.card p{font-size:14px;color:var(--ink-3);}
.card-ico{
  width:42px;height:42px;border-radius:10px;background:var(--primary-pale);
  display:flex;align-items:center;justify-content:center;margin-bottom:15px;
  color:var(--primary);
}
.card-ico svg{width:21px;height:21px;}
.card-num{
  position:absolute;right:20px;top:18px;
  font-size:26px;font-weight:800;color:var(--line);letter-spacing:-.03em;line-height:1;
  font-family:ui-monospace,Menlo,monospace;
}

/* ---------- 分类卡（八宫格） ---------- */
.cat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;display:flex;flex-direction:column;gap:8px;
  transition:all .2s ease;min-height:158px;
}
.cat-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md);transform:translateY(-2px);}
.cat-card-top{display:flex;align-items:center;justify-content:space-between;}
.cat-idx{font-size:11.5px;font-weight:800;color:var(--ink-4);font-family:ui-monospace,Menlo,monospace;letter-spacing:.04em;}
.cat-ico{width:36px;height:36px;border-radius:9px;background:var(--primary-pale);
  display:flex;align-items:center;justify-content:center;color:var(--primary);}
.cat-ico svg{width:18px;height:18px;}
.cat-card h4{font-size:15px;margin-top:2px;}
.cat-card .cat-desc{font-size:12.5px;color:var(--ink-3);flex:1;}
.cat-card .cat-more{font-size:12px;font-weight:700;color:var(--primary);display:flex;align-items:center;gap:4px;}
.cat-card .cat-more svg{width:12px;height:12px;transition:transform .18s;}
.cat-card:hover .cat-more svg{transform:translateX(3px);}

/* ---------- 产品卡 ---------- */
.prod-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .2s ease;display:flex;flex-direction:column;
}
.prod-card:hover{border-color:#B6EFEC;box-shadow:var(--shadow-md);transform:translateY(-2px);}
.prod-img{
  aspect-ratio:1/1;background:linear-gradient(150deg,#f8fbfb,#eef5f4);
  display:flex;align-items:center;justify-content:center;position:relative;
  border-bottom:1px solid var(--line-2);
}
.prod-img .ph{width:56%;opacity:.9;}
.prod-tag{
  position:absolute;left:12px;top:12px;
  font-size:10px;font-weight:750;letter-spacing:.07em;text-transform:uppercase;
  background:rgba(255,255,255,.92);color:var(--primary);
  padding:4px 9px;border-radius:5px;border:1px solid rgba(15,95,92,.16);
}
.prod-body{padding:15px 17px 17px;display:flex;flex-direction:column;gap:7px;flex:1;}
.prod-cat{font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-4);}
.prod-name{font-size:15.5px;font-weight:750;color:var(--ink);}
.prod-desc{font-size:12.5px;color:var(--ink-3);flex:1;line-height:1.6;}
.prod-spec{display:flex;gap:6px;flex-wrap:wrap;margin-top:2px;}
.spec-chip{
  font-size:10.5px;font-weight:650;padding:3px 8px;border-radius:5px;
  background:var(--bg-alt);color:var(--ink-3);border:1px solid var(--line-2);
}
.spec-chip.acc{background:var(--primary-pale);color:var(--primary);border-color:rgba(15,95,92,.14);}
.prod-cta{
  margin-top:9px;padding-top:12px;border-top:1px solid var(--line-2);
  font-size:12.5px;font-weight:700;color:var(--primary);
  display:flex;align-items:center;justify-content:space-between;
}
.prod-cta svg{width:13px;height:13px;transition:transform .18s;}
.prod-card:hover .prod-cta svg{transform:translateX(3px);}

/* ---------- 步骤/时间线 ---------- */
.steps{display:grid;gap:0;}
.step{
  display:flex;gap:20px;padding:22px 0;
  border-bottom:1px solid var(--line);position:relative;
}
.step:last-child{border-bottom:none;}
.step-n{
  flex:none;width:44px;height:44px;border-radius:11px;
  background:var(--primary-pale);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;font-family:ui-monospace,Menlo,monospace;
}
.step-body{flex:1;}
.step-body h4{font-size:15.5px;margin-bottom:5px;}
.step-body p{font-size:13.5px;color:var(--ink-3);}

/* 横向时间线 */
.tl-h{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:14px;}
@media(max-width:900px){.tl-h{grid-template-columns:1fr;}}
.tl-h-item{padding:0 22px 0 0;position:relative;}
.tl-h-item::before{
  content:"";position:absolute;left:0;top:19px;width:100%;height:2px;background:var(--line);
}
.tl-h-item:last-child::before{display:none;}
.tl-h-dot{
  width:40px;height:40px;border-radius:50%;background:#fff;
  border:2px solid var(--primary);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:14px;position:relative;z-index:2;margin-bottom:16px;
  font-family:ui-monospace,Menlo,monospace;
}
.tl-h-item h4{font-size:15px;margin-bottom:6px;}
.tl-h-item p{font-size:13px;color:var(--ink-3);}

/* ---------- 统计条 ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;background:#fff;
}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr);}}
.stat{
  padding:28px 22px;text-align:center;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:none;}
@media(max-width:760px){
  .stat:nth-child(2){border-right:none;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
}
.stat .snum{font-size:31px;font-weight:800;color:var(--primary);letter-spacing:-.03em;line-height:1.1;}
.stat .slabel{font-size:12.5px;color:var(--ink-3);margin-top:6px;}

/* ---------- 表格 ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.tbl th{
  text-align:left;font-weight:750;font-size:11.5px;color:var(--ink-3);
  text-transform:uppercase;letter-spacing:.06em;
  padding:13px 16px;background:var(--bg-alt);
  border-bottom:1px solid var(--line);white-space:nowrap;
}
.tbl td{padding:13px 16px;border-bottom:1px solid var(--line-2);color:var(--ink-2);vertical-align:top;}
.tbl tr:last-child td{border-bottom:none;}
.tbl tbody tr:hover{background:#fafcfc;}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;color:var(--ink);font-weight:600;}

/* ---------- 提示框 ---------- */
.note-box{
  border-radius:var(--radius);padding:16px 18px;font-size:13.5px;
  border-left:3px solid;display:flex;gap:12px;align-items:flex-start;
  background:var(--bg-alt);border-color:var(--ink-4);color:var(--ink-2);
}
.note-box .ni{font-size:16px;flex:none;line-height:1.4;}
.note-box.tl{background:var(--primary-pale);border-color:var(--primary);color:var(--primary-dark);}
.note-box.acc{background:var(--accent-pale);border-color:var(--accent);color:#7a5510;}
/* 表单提交失败提示 */
.note-box.err{background:#FCEBEB;border-color:#E24B4A;color:#8A2020;}

/* ---------- 文档/COA 展示 ---------- */
.doc-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
@media(max-width:900px){.doc-strip{grid-template-columns:repeat(2,1fr);}}
@media(max-width:560px){.doc-strip{grid-template-columns:1fr;}}
.doc{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:#fff;transition:all .2s ease;
}
.doc:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:#B6EFEC;}
.doc-thumb{
  aspect-ratio:3/4;background:#fff;position:relative;
  display:flex;flex-direction:column;padding:14px 13px;
  font-size:6.4px;line-height:1.5;color:#2a323c;
  border-bottom:1px solid var(--line-2);
  font-family:ui-monospace,Menlo,monospace;
  overflow:hidden;
}
.doc-watermark{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:34px;font-weight:800;color:rgba(15,95,92,.05);
  letter-spacing:.14em;pointer-events:none;transform:rotate(-20deg);
}
.doc-head{display:flex;justify-content:space-between;align-items:flex-start;
  border-bottom:1px solid #d8e0e6;padding-bottom:5px;margin-bottom:7px;}
.doc-head b{font-size:8px;letter-spacing:.05em;text-transform:uppercase;}
.doc-head span{font-size:5.6px;color:#6b7785;}
.doc-line{display:flex;justify-content:space-between;padding:2.4px 0;border-bottom:1px dotted #dfe5ea;}
.doc-line .dl-k{color:#6b7785;}
.doc-line .dl-v{font-weight:700;}
.doc-title{
  padding:11px 14px;font-size:12.5px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line-2);
}
.doc-meta{padding:10px 14px;font-size:11.5px;color:var(--ink-3);display:flex;
  align-items:center;justify-content:space-between;}
.doc-meta .ok{color:var(--primary);font-weight:700;display:flex;align-items:center;gap:4px;}
.doc-meta .ok svg{width:12px;height:12px;}

/* ---------- 团队卡 ---------- */
.team-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;display:flex;gap:13px;align-items:flex-start;transition:all .18s ease;
}
.team-card:hover{border-color:#B6EFEC;box-shadow:var(--shadow-sm);}
.team-avatar{
  width:44px;height:44px;border-radius:10px;flex:none;
  display:flex;align-items:center;justify-content:center;
  font-weight:750;font-size:15px;color:#fff;
  background:linear-gradient(140deg,var(--primary),var(--primary-light));
}
.team-info{flex:1;min-width:0;}
.team-info b{font-size:14px;color:var(--ink);display:block;}
.team-info .role{font-size:11.5px;color:var(--ink-4);margin-bottom:7px;}
.team-links{display:flex;flex-direction:column;gap:3px;}
.team-links a{font-size:11.5px;display:flex;align-items:center;gap:5px;color:var(--ink-3);}
.team-links a:hover{color:var(--primary);}
.team-links svg{width:12px;height:12px;flex:none;}

/* ---------- 表单 ---------- */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media(max-width:660px){.form-grid{grid-template-columns:1fr;}}
.field{display:flex;flex-direction:column;gap:6px;}
.field.full{grid-column:1/-1;}
.field label{font-size:12.5px;font-weight:650;color:var(--ink);}
.field label .req{color:var(--up);}
.field input,.field select,.field textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px;
  font-size:13.5px;font-family:inherit;color:var(--ink);background:#fff;
  transition:border-color .15s ease, box-shadow .15s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(15,95,92,.1);
}
.field textarea{resize:vertical;min-height:86px;}
.field .hint{font-size:11.5px;color:var(--ink-4);}
.field .f-hint{font-size:11.5px;color:var(--ink-4);display:block;margin-top:5px;}

/* 联系方式切换（邮箱 / WhatsApp 二选一） */
.contact-toggle{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.ct-opt{
  padding:7px 16px;border:1px solid var(--line);border-radius:8px;background:#fff;
  font:inherit;font-size:13px;color:var(--ink-2);cursor:pointer;transition:all .15s;
}
.ct-opt:hover{border-color:var(--ink-3);}
.ct-opt.on{background:var(--ink);color:#fff;border-color:var(--ink);}
.ct-hint{font-size:12px;color:var(--ink-4);}
.contact-toggle.compact .ct-opt{padding:5px 13px;font-size:12.5px;}
.ct-panel{margin-top:0;}
.check-row{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--ink-3);}
.check-row input{width:auto;flex:none;margin-top:3px;}
.form-note{
  margin-top:16px;padding:13px 15px;background:var(--bg-alt);
  border-radius:var(--radius-sm);font-size:12.5px;color:var(--ink-3);
  display:flex;gap:9px;align-items:flex-start;
}
.form-note svg{width:14px;height:14px;flex:none;color:var(--primary);margin-top:2px;}

/* ---------- FAQ 手风琴 ---------- */
.faq{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;}
.faq-item{border-bottom:1px solid var(--line-2);}
.faq-item:last-child{border-bottom:none;}
.faq-q{
  width:100%;text-align:left;background:#fff;border:none;
  padding:17px 20px;font-size:14.5px;font-weight:650;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:background .15s ease;
}
.faq-q:hover{background:var(--bg-alt);}
.faq-q .fq-n{color:var(--ink-4);font-family:ui-monospace,Menlo,monospace;
  font-size:12.5px;font-weight:700;margin-right:12px;flex:none;}
.faq-q .fq-text{flex:1;}
.faq-q .fq-ico{width:16px;height:16px;flex:none;color:var(--ink-4);transition:transform .22s ease;}
.faq-item.open .fq-ico{transform:rotate(45deg);color:var(--primary);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a-inner{padding:0 20px 19px 46px;font-size:13.5px;color:var(--ink-3);}

/* ---------- 面包屑 ---------- */
.crumb{
  background:var(--bg-alt);border-bottom:1px solid var(--line);
  padding:13px 0;font-size:12.5px;color:var(--ink-4);
}
.crumb .wrap{display:flex;align-items:center;gap:7px;flex-wrap:wrap;}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{opacity:.5;}
.crumb .cur{color:var(--ink);font-weight:600;}

/* ---------- 页面头 ---------- */
.page-head{
  background:linear-gradient(160deg,#f7fbfb 0%,#eef6f5 100%);
  padding:52px 0 46px;border-bottom:1px solid var(--line);
}
.page-head h1{font-size:34px;letter-spacing:-.022em;margin-bottom:13px;max-width:820px;}
.page-head p{font-size:16px;color:var(--ink-3);max-width:720px;}
.page-head .sec-label{margin-bottom:10px;}

/* ---------- 侧栏布局 ---------- */
.side-layout{display:grid;grid-template-columns:1fr 330px;gap:36px;align-items:start;}
@media(max-width:980px){.side-layout{grid-template-columns:1fr;}}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;position:sticky;top:96px;
}
.side-card h4{font-size:14.5px;margin-bottom:14px;padding-bottom:12px;
  border-bottom:1px solid var(--line-2);}
.side-list{list-style:none;display:flex;flex-direction:column;gap:1px;}
.side-list li a{
  display:flex;align-items:center;gap:9px;padding:9px 11px;border-radius:7px;
  font-size:13px;color:var(--ink-2);
}
.side-list li a:hover{background:var(--primary-pale);color:var(--primary);}
.side-list li.active a{background:var(--primary-pale);color:var(--primary);font-weight:700;}
.side-list li.active > span{
  display:flex;align-items:center;gap:9px;padding:9px 12px;border-radius:8px;
  background:var(--primary-pale);color:var(--primary);font-weight:700;font-size:14px;
}
.side-list li.active > span svg{flex:0 0 18px;width:18px;height:18px;}

/* ---------- 文章/博客 ---------- */
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .2s ease;display:flex;flex-direction:column;
}
.post-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:#B6EFEC;}
.post-thumb{
  aspect-ratio:16/9;background:linear-gradient(140deg,var(--primary-pale),#e3f0ee);
  display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line-2);
  position:relative;overflow:hidden;
}
.post-thumb svg{width:44px;height:44px;color:var(--primary);opacity:.35;}
.post-body{padding:17px 19px 19px;display:flex;flex-direction:column;gap:8px;flex:1;}
.post-kind{font-size:10.5px;font-weight:750;letter-spacing:.07em;text-transform:uppercase;color:var(--primary);}
.post-body h3{font-size:15.5px;line-height:1.45;}
.post-body p{font-size:13px;color:var(--ink-3);flex:1;}
.post-date{font-size:11.5px;color:var(--ink-4);padding-top:10px;border-top:1px solid var(--line-2);}

/* ---------- 页脚 ---------- */
.footer{background:var(--bg-dark);color:rgba(255,255,255,.62);padding:58px 0 0;font-size:13.5px;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;padding-bottom:38px;
  border-bottom:1px solid rgba(255,255,255,.1);}
@media(max-width:900px){.footer-top{grid-template-columns:1fr 1fr;gap:30px;}}
@media(max-width:560px){.footer-top{grid-template-columns:1fr;}}
.footer h5{color:#fff;font-size:13.5px;font-weight:700;margin-bottom:15px;letter-spacing:.02em;}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:9px;}
.footer a{color:rgba(255,255,255,.62);}
.footer a:hover{color:#fff;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .logo-text b{color:#fff;}
.footer-brand .logo-text span{color:rgba(255,255,255,.4);}
.footer-desc{font-size:13px;color:rgba(255,255,255,.55);max-width:300px;margin-bottom:16px;}
.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:12.5px;}
.footer-contact a{display:flex;align-items:center;gap:7px;}
.footer-contact svg{width:13px;height:13px;flex:none;opacity:.7;}
.footer-bottom{
  padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.42);
}
.footer-legal{display:flex;gap:18px;flex-wrap:wrap;}
.footer-disclaimer{
  padding:18px 0 26px;font-size:11.5px;line-height:1.75;
  color:rgba(255,255,255,.38);border-top:1px solid rgba(255,255,255,.08);
}

/* ---------- 浮动 WhatsApp ---------- */
.float-wa{
  position:fixed;right:24px;bottom:24px;z-index:300;
  display:flex;align-items:center;gap:10px;
  background:#25D366;color:#fff;padding:13px 18px;border-radius:30px;
  box-shadow:0 8px 26px rgba(37,211,102,.36);
  font-size:14px;font-weight:700;
}
.float-wa:hover{color:#fff;background:#1fb959;transform:translateY(-2px);
  box-shadow:0 12px 32px rgba(37,211,102,.44);}
.float-wa svg{width:19px;height:19px;flex:none;}
@media(max-width:660px){.float-wa span{display:none;}.float-wa{padding:15px;border-radius:50%;}}

/* ---------- 工具类 ---------- */
.center{text-align:center;}.mt-2{margin-top:20px;}
.mt-3{margin-top:28px;}
.mt-4{margin-top:38px;}.mb-3{margin-bottom:28px;}
.split{display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:center;}
.badge-inline{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:650;padding:5px 11px;border-radius:6px;
  background:var(--primary-pale);color:var(--primary);
}
.badge-inline svg{width:13px;height:13px;}
.lead{font-size:16px;color:var(--ink-3);line-height:1.75;}/* 移动端导航 */
.burger{display:none;background:none;border:none;padding:8px;}
.burger svg{width:22px;height:22px;color:var(--ink);}
@media(max-width:1080px){
  .nav-wrap{display:none;}
  .burger{display:block;}
  .header .wrap{gap:16px;}
  .header-actions .btn{display:none;}
}
@media(max-width:660px){
  .logo-text span{display:none;}
  .topbar-right a:nth-child(1),.topbar-right a:nth-child(2){display:none;}
}
@media(max-width:560px){
  .hero h1{font-size:31px;}
  .page-head h1{font-size:26px;}
  .sec-head h2{font-size:23px;}
  section{padding:46px 0;}
  .topbar-left span{display:none;}
}/* ---------- 内联 CTA 条 ---------- */
.cta-band{
  background:
    radial-gradient(700px 320px at 88% 0%, rgba(20,120,114,.35) 0%, transparent 60%),
    linear-gradient(135deg,#0ABAB5 0%,#0d4f4c 58%,#103a3a 100%);
  border-radius:var(--radius-lg);padding:44px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
@media(max-width:660px){.cta-band{padding:30px 24px;}}
.cta-band h3{color:#fff;font-size:24px;margin-bottom:9px;letter-spacing:-.02em;}
.cta-band p{color:rgba(255,255,255,.72);font-size:14.5px;max-width:600px;}
.cta-band .btn-outline{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.28);}
.cta-band .btn-outline:hover{background:rgba(255,255,255,.18);color:#fff;border-color:rgba(255,255,255,.5);}
.cta-band .btn-primary{background:var(--accent);color:#241a06;box-shadow:0 4px 14px rgba(201,146,44,.34);}
.cta-band .btn-primary:hover{background:#dda03a;color:#241a06;}

/* ---------- 认证/合规条 ---------- */
.cert-row{
  display:flex;gap:14px;flex-wrap:wrap;justify-content:center;align-items:center;
}
.cert-item{
  display:flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:11px 16px;font-size:12.5px;font-weight:650;color:var(--ink-2);
}
.cert-item svg{width:15px;height:15px;color:var(--primary);flex:none;}

/* ---------- 反馈墙 ---------- */
.fb-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;display:flex;flex-direction:column;gap:11px;
}
.fb-card .fb-head{display:flex;align-items:center;gap:10px;}
.fb-card .fb-ava{
  width:36px;height:36px;border-radius:9px;background:linear-gradient(140deg,var(--primary),var(--primary-light));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:750;font-size:13px;flex:none;
}
.fb-card .fb-who b{font-size:13px;color:var(--ink);display:block;}
.fb-card .fb-who span{font-size:11px;color:var(--ink-4);}
.fb-card p{font-size:13px;color:var(--ink-3);line-height:1.68;flex:1;}
.fb-foot{display:flex;align-items:center;justify-content:space-between;
  padding-top:11px;border-top:1px solid var(--line-2);font-size:11.5px;color:var(--ink-4);}
.fb-foot .ok{color:var(--primary);font-weight:700;display:flex;align-items:center;gap:4px;}
.fb-foot .ok svg{width:12px;height:12px;}

/* ---------- 文章正文 ---------- */
.article{font-size:15.5px;line-height:1.82;color:var(--ink-2);}
.article h2{font-size:22px;margin:34px 0 13px;letter-spacing:-.018em;}
.article h3{font-size:17.5px;margin:26px 0 10px;}
.article p{margin-bottom:16px;}
.article ul,.article ol{margin:0 0 16px 22px;}
.article li{margin-bottom:8px;}
.article blockquote{
  border-left:3px solid var(--primary);background:var(--primary-pale);
  padding:15px 18px;border-radius:var(--radius-sm);margin:0 0 18px;
  font-size:14.5px;color:var(--primary-dark);
}
.article table{margin-bottom:20px;}
.meta-row{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--ink-4);padding-bottom:20px;
  border-bottom:1px solid var(--line);margin-bottom:26px;
}
.meta-row .mr-item{display:flex;align-items:center;gap:6px;}
.meta-row svg{width:13px;height:13px;}
.meta-row .kind{background:var(--primary-pale);color:var(--primary);
  padding:3px 9px;border-radius:5px;font-weight:700;font-size:11px;}

/* ---------- 钥匙/要点列表 ---------- */
.key-list{list-style:none;display:flex;flex-direction:column;gap:11px;}
.key-list li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);align-items:flex-start;}
.key-list li svg{width:17px;height:17px;color:var(--primary);flex:none;margin-top:3px;}

/* ---------- 打印 ---------- */
@media print{
  .header,.topbar,.float-wa,.footer{display:none;}
  body{font-size:11pt;}
}

/* ============================================================
   v2 新增：产品实拍图 / 文献入口 / 批次核验 / 采购清单
   ============================================================ */

/* 产品卡使用真实素材图 */
.prod-img.has-img{background:#fff;overflow:hidden;}
.prod-img.has-img img{
  width:100%;height:100%;object-fit:cover;object-position:center 42%;
  display:block;transition:transform .5s var(--ease);
}
.prod-card:hover .prod-img.has-img img{transform:scale(1.045);}

/* ---------- 文献入口（Evidence context） ---------- */
.ref-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.ref-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:18px 20px;text-decoration:none;transition:all .22s var(--ease);position:relative;
}
.ref-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md);transform:translateY(-2px);}
.ref-scope{font-size:11px;letter-spacing:1.4px;text-transform:uppercase;color:var(--primary);font-weight:700;margin-bottom:7px;}
.ref-t{font-size:15px;font-weight:600;color:var(--ink);line-height:1.5;margin-bottom:12px;}
.ref-go{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--ink-3);}
.ref-go svg{width:15px;height:15px;transition:transform .22s var(--ease);}
.ref-card:hover .ref-go{color:var(--primary);}
.ref-card:hover .ref-go svg{transform:translateX(3px);}

/* ---------- 批次核验工具 ---------- */
.verify{padding:56px 0;}
.verify-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.verify-card{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-md);overflow:hidden;}
.vc-head{display:flex;align-items:center;gap:10px;padding:15px 20px;background:var(--bg-dark);color:#fff;font-size:14px;}
.vc-head b{font-weight:600;flex:1;}
.vc-head .hd-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);}
.vc-head .tag{font-size:10px;letter-spacing:1.2px;text-transform:uppercase;background:rgba(255,255,255,.14);padding:3px 9px;border-radius:20px;}
.vc-body{padding:24px 22px;}
.vc-field{margin-bottom:14px;}
.vc-field label{display:block;font-size:12px;font-weight:600;color:var(--ink-2);margin-bottom:6px;letter-spacing:.3px;}
.vc-field input{
  width:100%;padding:10px 13px;border:1px solid var(--line);border-radius:8px;
  font-family:Consolas,monospace;font-size:13.5px;background:var(--bg-alt);
}
.vc-field input:focus{outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(15,95,92,.09);}
.vc-out{margin-top:16px;border:1px solid #bbf7d0;background:#f0fdf4;border-radius:10px;padding:16px 18px;animation:vcIn .3s var(--ease);}
@keyframes vcIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:none;}}
.vc-out-head{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:#15803d;margin-bottom:10px;}
.vc-out-head svg{width:17px;height:17px;}
.vc-out ul{list-style:none;padding:0;margin:0 0 10px;}
.vc-out li{font-size:13px;color:#14532d;padding:4px 0 4px 16px;position:relative;line-height:1.55;}
.vc-out li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:#22c55e;}
.vc-note{font-size:11.5px;color:#4d7c0f;line-height:1.6;margin:0;}
.vc-hint{display:flex;gap:8px;align-items:flex-start;font-size:11.5px;color:var(--ink-4);margin-top:14px;line-height:1.6;}
.vc-hint svg{width:14px;height:14px;flex:0 0 14px;margin-top:2px;}

/* ---------- 采购自查清单 ---------- */
.checklist{background:#fff;border:1px solid var(--line);border-radius:16px;padding:32px;box-shadow:var(--shadow-sm);}
.cl-head{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;flex-wrap:wrap;padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:24px;}
.cl-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.cl-item{display:flex;gap:14px;align-items:flex-start;background:var(--bg-alt);border:1px solid var(--line);border-radius:10px;padding:15px 17px;position:relative;}
.cl-n{flex:0 0 26px;height:26px;border-radius:7px;background:var(--primary);color:#fff;font-size:11.5px;font-weight:800;display:flex;align-items:center;justify-content:center;}
.cl-item>div{flex:1;}
.cl-item b{display:block;font-size:14px;margin-bottom:3px;color:var(--ink);}
.cl-item span{display:block;font-size:12.8px;color:var(--ink-3);line-height:1.6;}
.cl-box{flex:0 0 17px;height:17px;border:2px solid var(--line);border-radius:4px;background:#fff;margin-top:2px;}

/* ---------- 全站询盘弹窗（第三层留资） ---------- */
.modal{position:fixed;inset:0;z-index:600;display:none;}
.modal.open{display:block;}
.modal-bd{position:absolute;inset:0;background:rgba(12,22,28,.62);backdrop-filter:blur(3px);animation:fadeIn .2s;}
.modal-box{
  position:relative;background:#fff;border-radius:16px;max-width:600px;width:calc(100% - 32px);
  max-height:88vh;overflow:auto;margin:5vh auto;box-shadow:0 24px 70px rgba(10,30,40,.34);
  animation:modalIn .28s var(--ease);
}
@keyframes modalIn{from{opacity:0;transform:translateY(22px) scale(.97);}to{opacity:1;transform:none;}}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
.modal-head{display:flex;align-items:center;gap:12px;padding:20px 24px;background:var(--bg-dark);color:#fff;}
.modal-head b{flex:1;font-size:16px;font-weight:700;}
.modal-head span{font-size:11.5px;opacity:.75;}
.modal-x{background:rgba(255,255,255,.12);border:none;color:#fff;width:30px;height:30px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:19px;line-height:1;}
.modal-x:hover{background:rgba(255,255,255,.24);}
.modal-body{padding:24px;}/* 页脚内嵌留资（第二层留资） */
.footer-inquiry{margin-top:26px;padding:24px;border:1px solid rgba(255,255,255,.14);border-radius:14px;background:rgba(255,255,255,.04);}
.footer-inquiry h5{color:#fff;margin-bottom:4px;font-size:15px;}
.footer-inquiry .fi-sub{font-size:12.5px;color:rgba(255,255,255,.55);margin-bottom:16px;line-height:1.6;}
.fi-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.fi-row .field{margin-bottom:10px;}
.fi-row label{display:block;font-size:11px;color:rgba(255,255,255,.6);margin-bottom:5px;letter-spacing:.3px;}
.fi-row input,.fi-row select,.fi-row textarea{
  width:100%;padding:9px 12px;border-radius:8px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.07);color:#fff;font-size:13.5px;font-family:inherit;
}
.fi-row input::placeholder,.fi-row textarea::placeholder{color:rgba(255,255,255,.34);}
.fi-row input:focus,.fi-row select:focus,.fi-row textarea:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,.12);}
.fi-row select option{background:#10242b;color:#fff;}
.fi-row .check-row label{color:rgba(255,255,255,.62);font-size:11.5px;line-height:1.6;}
.fi-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:6px;}
.fi-ok{display:none;align-items:center;gap:9px;font-size:13px;color:#86efac;margin-top:12px;padding:11px 14px;background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.3);border-radius:9px;}
.fi-ok svg{width:17px;height:17px;flex:0 0 17px;}
.fi-err{color:#fca5a5;background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.35);}

/* topbar 触发按钮 */
.tb-btn{
  display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);color:#fff;border-radius:20px;padding:4px 13px;
  font-size:12px;font-weight:600;cursor:pointer;font-family:inherit;transition:all .18s var(--ease);
}
.tb-btn:hover{background:var(--accent);border-color:var(--accent);color:#14202a;}
.tb-btn svg{width:14px;height:14px;}

/* ---------- 响应式补充 ---------- */
@media(max-width:1080px){
  .verify-grid{grid-template-columns:1fr;gap:34px;}
  .ref-list,.cl-grid{grid-template-columns:1fr;}
}
@media(max-width:700px){
  .fi-row{grid-template-columns:1fr;}
  .checklist{padding:22px 18px;}
  .cl-head{align-items:flex-start;flex-direction:column;}
}

/* ---------- 打印：清单页专用 ---------- */
@media print{
  .topbar-inquiry-btn,.verify,.cl-head .btn,.modal{display:none !important;}
  .checklist{border:none;box-shadow:none;padding:0;}
  .cl-item{break-inside:avoid;}
}

/* ---------- 采购清单：签署区（仅清单页） ---------- */
.cl-sign{margin-top:26px;padding-top:22px;border-top:2px dashed var(--line);}
.cl-sign-row{display:grid;grid-template-columns:2fr 1.4fr 1fr;gap:14px;margin-bottom:14px;}
.cl-sign .field{margin-bottom:14px;}
.cl-sign label{display:block;font-size:11.5px;font-weight:600;color:var(--ink-2);margin-bottom:6px;letter-spacing:.3px;}
.cl-sign input,.cl-sign select,.cl-sign textarea{
  width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:8px;
  background:var(--bg-alt);font-size:13.5px;font-family:inherit;color:var(--ink);
}
.cl-sign input:focus,.cl-sign select:focus,.cl-sign textarea:focus{
  outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(15,95,92,.09);
}
@media(max-width:820px){.cl-sign-row{grid-template-columns:1fr;}}

/* 清单页打印：整页 A4 */
@media print{
  @page{margin:14mm;}
  .cl-head{padding-bottom:14px;margin-bottom:14px;}
  .cl-grid{gap:9px;}
  .cl-item{padding:10px 12px;}
  .cl-sign input,.cl-sign select,.cl-sign textarea{border:1px solid #ccc;background:#fff;}
}

/* ============================================================
   设计系统对齐层
   ------------------------------------------------------------
   把排版、间距、圆角、阴影、容器整体切换到参考站规格：
   Inter 字体 · clamp() 响应式字号 · 20px 卡片圆角 · 99px 胶囊按钮
   · 1224px 容器 · 110px 区块留白 · 0 6px 30px rgba(0,0,0,.06) 阴影
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  font-size:var(--fs-body);
  line-height:1.7;
  color:var(--ink-2);
  background:#fff;
  font-feature-settings:'cv02','cv03','cv04','cv11';
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

.wrap{max-width:var(--wrap);padding-left:var(--gutter);padding-right:var(--gutter);}

/* ---------- 排版层级 ---------- */
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--ink);letter-spacing:-.02em;line-height:1.22;}
h1{font-size:var(--fs-h1);}
h2{font-size:var(--fs-h2);}
h3{font-size:var(--fs-h3);}
h4{font-size:var(--fs-h4);}
h5{font-size:var(--fs-h5);}

.hero h1{font-size:var(--fs-display);letter-spacing:-.03em;line-height:1.12;}
.page-head h1{font-size:var(--fs-h1);}
.sec-head h2{font-size:var(--fs-h2);}
.sec-head p{font-size:var(--fs-body-lg);color:var(--ink-3);line-height:1.75;}

p{color:var(--ink-2);}
.lead{font-size:var(--fs-body-lg);line-height:1.78;color:var(--ink-3);}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,'Liberation Mono',monospace;}

/* ---------- 区块留白 ---------- */
section{padding-top:var(--section-space);padding-bottom:var(--section-space);}
section.sec-alt{background:var(--bg-alt);}
.page-head{padding:80px 0 56px;background:linear-gradient(180deg,var(--primary-pale) 0%,#fff 100%);}
.cta-band{padding:44px 48px;border-radius:var(--radius-lg);background:var(--bg-dark);border:none;}

/* ---------- 卡片 ---------- */
.card,.cat-card,.post-card,.prod-card,.fb-card,.team-card,.form-card,.side-card,
.ref-card,.verify-card,.checklist,.note-box,.stat,.cl-item,.doc{
  border-radius:var(--radius);
  border:1px solid var(--line-2);
  box-shadow:var(--shadow-md);
}
.card{background:#fff;padding:32px 30px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 34px rgba(0,0,0,.08);border-color:var(--primary-light);}
.card h3{font-size:var(--fs-h4);margin-bottom:10px;}
.card p{font-size:var(--fs-small);line-height:1.72;color:var(--ink-3);}

.cat-card{background:#fff;padding:28px 26px;text-decoration:none;display:block;}
.cat-card:hover{border-color:var(--primary);box-shadow:0 12px 34px rgba(10,186,181,.16);transform:translateY(-3px);}
.cat-card h4{font-size:var(--fs-h5);}
.cat-desc,.prod-desc{color:var(--ink-3);font-size:var(--fs-small);}

.prod-card{overflow:hidden;background:#fff;padding:0;text-decoration:none;display:flex;flex-direction:column;}
.prod-card:hover{transform:translateY(-4px);box-shadow:0 14px 38px rgba(0,0,0,.09);border-color:var(--primary);}
.prod-body{padding:22px 22px 24px;}
.prod-name{font-size:var(--fs-h4);font-weight:700;color:var(--ink);}
.prod-img{border-radius:0;}
.spec-chip{border-radius:99px;background:var(--primary-pale);color:var(--primary-dark);border:1px solid var(--line-2);}
.spec-chip.acc{background:var(--accent-pale);color:#B87300;border-color:#F7DFB4;}

/* ---------- 按钮：胶囊形 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:var(--btn-h);padding:0 26px;border-radius:99px;
  font-size:var(--fs-small);font-weight:600;letter-spacing:.01em;
  border:1.5px solid transparent;cursor:pointer;
  transition:all .22s ease;text-decoration:none;white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:0 0 17px;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 14px rgba(10,186,181,.28);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 22px rgba(0,124,120,.32);}
.btn-outline{background:#fff;color:var(--primary-dark);border-color:var(--primary-light);}
.btn-outline:hover{background:var(--primary-pale);color:var(--primary-dark);border-color:var(--primary);transform:translateY(-2px);}.btn-lg{height:48px;padding:0 32px;font-size:15px;}
.btn-sm{height:34px;padding:0 18px;font-size:13px;}
.btn-block{display:flex;width:100%;}

/* ---------- 表单 ---------- */
input,select,textarea{
  font-family:inherit;font-size:var(--fs-small);
  border-radius:var(--radius-sm);border:1px solid var(--line);
  padding:12px 14px;background:#fff;color:var(--ink);
  transition:border-color .2s,box-shadow .2s;width:100%;
}
input:focus,select:focus,textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(10,186,181,.12);
}
label{color:var(--ink-2);}

/* ---------- 导航 ---------- */
.topbar{background:var(--bg-dark);color:rgba(255,255,255,.82);font-size:13px;}
.topbar a{color:rgba(255,255,255,.82);}
.topbar a:hover{color:#fff;}
.header{background:#fff;border-bottom:1px solid var(--line-2);box-shadow:0 2px 14px rgba(0,13,68,.05);}
.nav a{color:var(--ink-2);font-weight:500;}
.nav a:hover,.nav a.active{color:var(--primary-dark);}
.dropdown{background:#fff;border:1px solid var(--line-2);border-radius:var(--radius-sm);box-shadow:0 12px 40px rgba(0,13,68,.12);}
.logo-text b{color:var(--ink);}
.logo-text span{color:var(--ink-3);}

/* ---------- 页脚 ---------- */
.footer{background:var(--bg-dark);color:rgba(255,255,255,.72);}
.footer h5{color:#fff;}
.footer a{color:rgba(255,255,255,.72);}
.footer a:hover{color:var(--primary-light);}
.footer-desc{color:rgba(255,255,255,.6);}
.footer-disclaimer{border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.5);}
.footer-inquiry{border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);}

/* ---------- 提示条 ---------- */
.note-box{border-radius:var(--radius-sm);}
.note-box.tl{background:var(--primary-pale);border-color:var(--line-2);}
.note-box.acc{background:var(--accent-pale);border-color:#F7DFB4;}
.note-box.tl .ni{color:var(--primary-dark);}
.note-box.acc .ni{color:#B87300;}

/* ---------- 表格 ---------- */
.tbl{border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--shadow-md);}
.tbl th{background:var(--primary-pale);color:var(--ink);font-weight:600;border-bottom:1px solid var(--line-2);}
.tbl td{border-bottom:1px solid var(--line-2);}

/* ---------- 统计 / 步骤 / 时间线 ---------- */
.stat{border-radius:var(--radius);background:#fff;border:1px solid var(--line-2);box-shadow:var(--shadow-md);}
.snum{color:var(--primary-dark);}
.step,.tl-h-item,.cat-card,.card{border-radius:var(--radius);}

/* ---------- 弹窗 ---------- */
.modal-box{border-radius:var(--radius-lg);}
.modal-head{background:var(--bg-dark);}

/* ---------- 面包屑 ---------- */
.crumb{background:var(--bg-alt);border-bottom:1px solid var(--line-2);}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--primary-dark);}
.crumb .cur{color:var(--ink);}

/* ---------- 文档缩略 ---------- */
.doc-thumb{border-radius:var(--radius-sm);border:1px solid var(--line-2);background:#fff;}

/* ---------- 浮动按钮 ---------- */
.float-wa{background:var(--primary-dark);border-radius:99px;box-shadow:0 10px 30px rgba(0,124,120,.34);}
.float-wa:hover{background:var(--primary);transform:translateY(-3px);}

/* ---------- 语言 / 汉堡 ---------- */
.lang-btn{border-radius:99px;border:1px solid var(--line-2);color:var(--ink-2);}
.burger{border-radius:10px;}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  :root{--section-space:80px;--gutter:20px;}
  .card{padding:26px 24px;}
  .cta-band{padding:34px 30px;}
}
@media(max-width:640px){
  :root{--section-space:64px;}
  h1{font-size:28px;}
  .page-head{padding:52px 0 38px;}
}

/* ============================================================
   首屏（对齐参考站 hero-2 规格）
   全幅设施背景图 · 左侧白色渐变遮罩 · 左对齐文本列 max 700
   · 证明胶囊三枚 · 左下青色圆环装饰 · min-height 680 垂直居中
   ============================================================ */
.hero-home{
  position:relative;
  isolation:isolate;
  overflow:hidden;
  min-height:680px;
  display:flex;
  align-items:center;
  padding:0;
  background:#F2FBFA url('../img/hero-facility.webp') center right / cover no-repeat;
}
/* 左侧白色渐变遮罩：保证文案可读，右侧露出设施图 */
.hero-home::before{
  content:"";
  position:absolute; inset:0; z-index:-1;
  background:linear-gradient(90deg,
    #F2FBFA 0%,
    rgba(242,251,250,.97) 33%,
    rgba(242,251,250,.78) 52%,
    rgba(242,251,250,.34) 76%,
    rgba(242,251,250,.10) 100%);
}
/* 左下角青色圆环装饰 */
.hero-home::after{
  content:"";
  position:absolute; z-index:-1;
  width:420px; height:420px;
  left:-180px; bottom:-250px;
  border:74px solid rgba(10,186,181,.11);
  border-radius:50%;
  pointer-events:none;
}
.hero-home .wrap{position:relative;z-index:2;width:100%;}
.hero-style2{max-width:700px;padding:105px 0 95px;text-align:left;}
.hero-home .sub-title{
  display:block;
  font-family:inherit;
  font-size:18px;font-weight:500;
  color:var(--primary-dark);
  letter-spacing:.035em;
  margin-bottom:27px;padding-top:0;
}
.hero-home h1{
  font-size:clamp(36px,5.2vw,60px);
  line-height:1.12;
  letter-spacing:-.03em;
  margin:0 0 18px;
  color:var(--ink);
}
.hero-home .hero-text{
  max-width:630px;
  font-size:18px;
  line-height:1.75;
  color:var(--ink-3);
  margin:0 0 32px;
}
.hero-home .btn-group{display:flex;gap:14px;flex-wrap:wrap;}
/* 证明胶囊 */
.hero-proof{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;}
.hero-proof span{
  display:inline-flex;align-items:center;gap:8px;
  min-height:42px;padding:8px 15px;
  color:#173A42;font-size:13px;line-height:1.25;font-weight:500;
  background:rgba(255,255,255,.84);
  border:1px solid var(--line-2);
  border-radius:99px;
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
}
.hero-proof svg{width:15px;height:15px;flex:0 0 15px;color:var(--primary-dark);}

/* 响应式 */
@media(max-width:1080px){
  .hero-home{background-image:url('../img/hero-facility-sm.webp');}
  .hero-home::before{
    background:linear-gradient(90deg,#F2FBFA 0%,rgba(242,251,250,.96) 52%,rgba(242,251,250,.80) 100%);
  }
  .hero-home::after{width:260px;height:260px;left:-120px;bottom:-150px;border-width:44px;}
  .hero-style2{max-width:100%;padding:80px 0 70px;}
}
@media(max-width:700px){
  .hero-home{min-height:auto;background-position:60% right;}
  .hero-home::before{background:linear-gradient(180deg,rgba(242,251,250,.97) 0%,rgba(242,251,250,.93) 62%,rgba(242,251,250,.78) 100%);}
  .hero-home h1{font-size:30px;}
  .hero-home .hero-text{font-size:16px;}
  .hero-style2{padding:60px 0 56px;}
  .hero-home .sub-title{font-size:15px;margin-bottom:18px;}
  .hero-proof{gap:8px;margin-top:26px;}
  .hero-proof span{font-size:12px;padding:7px 12px;min-height:38px;}
}
@media print{
  .hero-home{min-height:auto;}
  .hero-home::before,.hero-home::after{display:none;}
}