/* =========================================================
   谢飞龙 · 拓优达集团 个人营销网站 共享样式
   品牌：拓优达 TOUDA（深红 + 白）
   移动优先：基础样式为 375px 设计，桌面在 min-width 断点扩展
   ========================================================= */

:root{
  --brand-900:#5E0E0E;
  --brand-800:#7A1414;
  --brand-700:#9E1B1B;
  --brand-600:#B92A2A;
  --brand-500:#D64040;
  --brand-50:#FBEFEF;
  --ink-900:#191A1F;
  --ink-600:#3E4048;
  --ink-400:#6B6E78;
  --line:#E6E4DF;
  --bg-soft:#F7F5F1;
  --white:#FFFFFF;
  --radius:14px;
  --shadow:0 10px 30px rgba(30,10,10,.08);
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-sans);
  color:var(--ink-900);
  background:var(--white);
  line-height:1.7;
  font-size:16px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea{font-family:inherit}

.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.container-narrow{max-width:880px}

/* ---------- 通用排版 ---------- */
.section{padding:56px 0}
.section--soft{background:var(--bg-soft)}
.section--brand{background:linear-gradient(135deg,var(--brand-900),var(--brand-700));color:#fff}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand-600);
  text-transform:uppercase;margin-bottom:10px;
}
.kicker::before{content:"";width:22px;height:2px;background:var(--brand-500);border-radius:2px}
.section--brand .kicker{color:#FFD9D9}
.section--brand .kicker::before{background:#FF9E9E}
.section-title{font-size:26px;font-weight:900;line-height:1.35;letter-spacing:.02em}
.section-sub{color:var(--ink-600);margin-top:10px;font-size:15px;max-width:720px}
.section--brand .section-sub{color:#F3D9D9}
.section-head{max-width:760px}
.section-head--center{margin:0 auto;text-align:center}
.section-head--center .kicker{justify-content:center}
.section-head--center .kicker::before{display:none}
.section-head--center .section-sub{margin-left:auto;margin-right:auto}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;
  transition:transform .2s,box-shadow .2s,background .2s;
}
.btn:active{transform:scale(.97)}
.btn--primary{background:var(--brand-700);color:#fff;box-shadow:0 8px 20px rgba(158,27,27,.28)}
.btn--primary:hover{background:var(--brand-600);box-shadow:0 10px 26px rgba(158,27,27,.35)}
.btn--ghost{background:rgba(255,255,255,.14);color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn--ghost:hover{background:rgba(255,255,255,.24)}
.btn--outline{background:#fff;color:var(--brand-700);border:1.5px solid var(--brand-700)}
.btn--outline:hover{background:var(--brand-50)}
.btn--dark{background:var(--ink-900);color:#fff}
.btn--dark:hover{background:#000}
.btn--lg{padding:15px 34px;font-size:16px}
.btn--block{width:100%}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{
  width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--brand-700),var(--brand-900));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:17px;flex:none;
}
.brand-name{font-size:17px;font-weight:900;letter-spacing:.04em;color:var(--brand-900);line-height:1.2}
.brand-name small{display:block;font-size:11px;font-weight:600;color:var(--ink-400);letter-spacing:.14em}
.nav{display:flex;align-items:center;gap:28px}
.nav-links{display:none;align-items:center;gap:6px}
.nav-links a{
  padding:8px 12px;font-size:15px;font-weight:600;color:var(--ink-600);border-radius:8px;
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--brand-700);background:var(--brand-50)}
.nav-links a.active{color:var(--brand-700)}
.nav-cta{display:none;gap:10px;align-items:center}
.nav-cta .btn{padding:10px 20px;font-size:14px}
.nav-phone{display:flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--brand-700)}
.nav-phone svg{width:18px;height:18px}
.nav-toggle{display:flex;width:42px;height:42px;border-radius:10px;align-items:center;justify-content:center;border:1px solid var(--line)}
.nav-toggle svg{width:22px;height:22px;stroke:var(--ink-900)}
.mobile-menu{
  display:none;border-top:1px solid var(--line);background:#fff;padding:10px 16px 18px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:13px 8px;font-size:16px;font-weight:600;color:var(--ink-900);border-bottom:1px solid #F0EFEB}
.mobile-menu a:last-child{border-bottom:none}
.mobile-menu a.active{color:var(--brand-700)}
.mobile-menu .m-cta{margin-top:14px;display:grid;grid-template-columns:1fr 1fr;gap:10px}

/* ---------- Hero 首页 ---------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:
    radial-gradient(1100px 520px at 82% 0%,rgba(255,255,255,.10),transparent 60%),
    linear-gradient(140deg,var(--brand-900) 0%,var(--brand-800) 48%,var(--brand-700) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:url("../img/world-glow.jpg") no-repeat right top / 52% auto;opacity:.18;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:6px;
  background:linear-gradient(90deg,var(--brand-500),#F0B35C 55%,var(--brand-500));
  opacity:.9;
}
.hero-inner{position:relative;display:grid;gap:28px;padding-block:52px 64px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
  padding:7px 15px;border-radius:999px;font-size:13px;font-weight:600;color:#FFE3E3;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#FFD54F;flex:none}
.hero h1{font-size:32px;font-weight:900;line-height:1.3;letter-spacing:.02em}
.hero h1 .hl{color:#FFD9D9}
.hero .lead{margin-top:14px;font-size:16px;color:#F5E4E4;max-width:560px}
.hero .lead b{color:#fff}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-note{margin-top:14px;font-size:13px;color:#EACDCD}

.hero-media{position:relative}
.hero-card{
  background:#fff;color:var(--ink-900);border-radius:20px;overflow:hidden;
  box-shadow:0 24px 60px rgba(40,5,5,.35);
}
.hero-card .pc-head{display:flex;gap:16px;padding:18px 18px 14px;align-items:center;border-bottom:1px solid var(--line)}
.hero-card .pc-avatar{width:76px;height:76px;border-radius:14px;object-fit:cover;flex:none;border:3px solid var(--brand-50)}
.hero-card .pc-name{font-size:20px;font-weight:900;color:var(--brand-900)}
.hero-card .pc-role{font-size:13px;color:var(--ink-600);margin-top:2px}
.hero-card .pc-role b{color:var(--brand-700)}
.hero-card .pc-body{padding:14px 18px 18px;display:grid;gap:10px}
.hero-card .pc-line{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-600)}
.hero-card .pc-line svg{width:17px;height:17px;flex:none;stroke:var(--brand-600);margin-top:2px}
.hero-card .pc-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:0 18px 18px}
.hero-card .pc-qr{text-align:center;padding:16px 18px;background:var(--bg-soft);margin:0 18px 16px;border-radius:12px}
.hero-card .pc-qr img{width:150px;margin:0 auto 6px;border-radius:8px;border:4px solid #fff;box-shadow:0 4px 14px rgba(0,0,0,.12)}
.hero-card .pc-qr p{font-size:12.5px;color:var(--ink-600)}

/* 数据条 */
.stat-strip{position:relative;background:#fff;border-radius:18px;box-shadow:var(--shadow);margin-top:36px}
.stat-strip-inner{display:grid;grid-template-columns:repeat(2,1fr);gap:0}
.stat-item{padding:20px 18px;text-align:center;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat-item:nth-child(2n){border-right:none}
.stat-item:nth-child(n+3){border-bottom:none}
.stat-item .num{font-size:26px;font-weight:900;color:var(--brand-700);letter-spacing:.01em}
.stat-item .lbl{font-size:12.5px;color:var(--ink-600);margin-top:4px}

/* ---------- 页头（内页） ---------- */
.page-hero{background:linear-gradient(135deg,var(--brand-900),var(--brand-700));color:#fff;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:url("../img/world-glow.jpg") no-repeat right top / 46% auto;opacity:.16}
.page-hero-inner{position:relative;padding-block:44px 46px}
.breadcrumb{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:13px;color:#E8CFCF;margin-bottom:12px}
.breadcrumb a:hover{color:#fff;text-decoration:underline}
.breadcrumb .sep{opacity:.6}
.page-hero h1{font-size:28px;font-weight:900;line-height:1.35}
.page-hero p{margin-top:10px;color:#F5E2E2;max-width:640px;font-size:15px}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(1,1fr);gap:16px;margin-top:28px}
.article-grid{display:grid;grid-template-columns:1fr;gap:16px;margin-top:28px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;transition:transform .25s,box-shadow .25s;display:block;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ic{
  width:48px;height:48px;border-radius:12px;background:var(--brand-50);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.card .ic svg{width:24px;height:24px;stroke:var(--brand-700)}
.card h3{font-size:17px;font-weight:800;margin-bottom:8px}
.card p{font-size:14px;color:var(--ink-600);line-height:1.65}
.card .more{display:inline-flex;align-items:center;gap:5px;margin-top:14px;font-size:13.5px;font-weight:700;color:var(--brand-700)}
.card .more svg{width:14px;height:14px;transition:transform .2s}
.card:hover .more svg{transform:translateX(3px)}

/* 图片卡片（产品/文章） */
.img-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:block;transition:transform .25s,box-shadow .25s}
.img-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.img-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
.img-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.img-card:hover .thumb img{transform:scale(1.05)}
.img-card .body{padding:16px 18px 18px}
.img-card .tag{display:inline-block;font-size:11.5px;font-weight:700;color:var(--brand-600);background:var(--brand-50);padding:3px 10px;border-radius:999px;margin-bottom:10px}
.img-card h3{font-size:16.5px;font-weight:800;line-height:1.45}
.img-card p{font-size:13.5px;color:var(--ink-600);margin-top:8px}
.img-card .meta{display:flex;gap:12px;font-size:12px;color:var(--ink-400);margin-top:12px}
.img-card .more{display:inline-flex;align-items:center;gap:5px;margin-top:12px;font-size:13.5px;font-weight:700;color:var(--brand-700)}
.img-card .more svg{width:14px;height:14px}

/* ---------- 双栏 ---------- */
.split{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
.split .media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.split .media img{width:100%;height:100%;object-fit:cover}
.split .media--tall{aspect-ratio:4/3}
.list-check{margin-top:18px;display:grid;gap:12px}
.list-check li{display:flex;gap:10px;font-size:15px;color:var(--ink-600)}
.list-check svg{width:20px;height:20px;flex:none;stroke:var(--brand-600);margin-top:2px}
.list-check b{color:var(--ink-900)}

/* ---------- 步骤流程 ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:0;margin-top:30px;counter-reset:step}
.step{
  position:relative;padding:0 0 26px 0;border-left:2px dashed var(--line);
  padding-left:26px;margin-left:12px;
}
.step:last-child{border-left-color:transparent;padding-bottom:0}
.step::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:-17px;top:-2px;width:32px;height:32px;border-radius:50%;
  background:var(--brand-700);color:#fff;font-size:13px;font-weight:800;
  display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 5px var(--brand-50);
}
.step h4{font-size:16px;font-weight:800;margin-bottom:4px}
.step p{font-size:13.5px;color:var(--ink-600)}

/* ---------- 数据/能力块 ---------- */
.feat-grid{display:grid;grid-template-columns:1fr;gap:16px;margin-top:26px}
.feat{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;
  display:flex;gap:14px;align-items:flex-start;
}
.feat .num{font-size:26px;font-weight:900;color:var(--brand-700);line-height:1;flex:none;min-width:52px}
.feat h4{font-size:15.5px;font-weight:800;margin-bottom:5px}
.feat p{font-size:13.5px;color:var(--ink-600)}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;margin-top:24px;border:1px solid var(--line);border-radius:12px;background:#fff}
.table-wrap table{width:100%;border-collapse:collapse;min-width:560px;font-size:14px}
.table-wrap caption{caption-side:top;text-align:left;padding:14px 16px;font-weight:800;font-size:15px;background:var(--bg-soft);border-bottom:1px solid var(--line)}
.table-wrap th,.table-wrap td{padding:12px 14px;text-align:left;border-bottom:1px solid #F1EFEA;vertical-align:top}
.table-wrap th{font-size:13px;color:var(--ink-600);background:#FBF9F6;font-weight:700;white-space:nowrap}
.table-wrap tr:last-child td{border-bottom:none}
.table-wrap tbody tr:hover{background:#FDFAF7}
.table-wrap .hl{color:var(--brand-700);font-weight:800}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:26px auto 0;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:16px 18px;font-size:15px;font-weight:700;text-align:left;color:var(--ink-900);
}
.faq-q svg{width:18px;height:18px;flex:none;stroke:var(--brand-600);transition:transform .25s}
.faq-item.open .faq-q svg{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 18px 16px;font-size:14px;color:var(--ink-600);line-height:1.75}

/* ---------- CTA 带 ---------- */
.cta-band{background:linear-gradient(120deg,var(--brand-900),var(--brand-700));color:#fff;border-radius:20px;padding:36px 24px;text-align:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:url("../img/world-glow.jpg") no-repeat center/cover;opacity:.12}
.cta-band h2{position:relative;font-size:23px;font-weight:900;line-height:1.4}
.cta-band p{position:relative;color:#F5E0E0;font-size:14.5px;margin:10px auto 0;max-width:520px}
.cta-band .btn-row{position:relative;display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:22px}
.cta-band .mini-qr{position:relative;margin-top:20px;font-size:12.5px;color:#F2D9D9}
.cta-band .mini-qr img{width:120px;margin:8px auto 0;border-radius:10px;border:3px solid #fff}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#EBDADA;margin-top:0}
.foot-top{padding-block:44px 28px}
.foot-grid{display:grid;grid-template-columns:1fr;gap:26px}
.foot-brand .brand-name{color:#fff}
.foot-brand .brand-name small{color:#D8B8B8}
.foot-brand p{font-size:13.5px;color:#D9C2C2;margin-top:10px;max-width:300px}
.foot-col h4{font-size:14.5px;font-weight:800;color:#fff;margin-bottom:12px;letter-spacing:.05em}
.foot-col a{display:block;font-size:13.5px;color:#D9C2C2;padding:4px 0;transition:color .2s}
.foot-col a:hover{color:#fff}
.foot-contact li{display:flex;gap:10px;font-size:13.5px;color:#D9C2C2;padding:5px 0;align-items:flex-start}
.foot-contact svg{width:17px;height:17px;flex:none;stroke:#F0B35C;margin-top:3px}
.foot-contact a{color:#FFE0E0}
.foot-qr img{width:130px;border-radius:10px;border:3px solid rgba(255,255,255,.25);margin-top:6px}
.foot-qr p{font-size:12px;color:#D9C2C2;margin-top:6px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.14);padding:18px 0;font-size:12.5px;color:#C9ABAB;display:flex;flex-direction:column;gap:6px}
.foot-bottom .links{display:flex;flex-wrap:wrap;gap:14px}
.foot-bottom a:hover{color:#fff}

/* ---------- 移动端悬浮联系条 ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:55;display:grid;grid-template-columns:1fr 1fr;
  background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(0,0,0,.08);
}
.mobile-bar a{
  display:flex;align-items:center;justify-content:center;gap:8px;padding:13px 0;
  font-size:14.5px;font-weight:800;
}
.mobile-bar a.caller{color:var(--brand-700)}
.mobile-bar a.wechater{background:var(--brand-700);color:#fff}
.mobile-bar svg{width:19px;height:19px}

/* ---------- 弹窗 ---------- */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:18px}
.modal.open{display:flex}
.modal-mask{position:absolute;inset:0;background:rgba(20,8,8,.62);backdrop-filter:blur(3px)}
.modal-card{
  position:relative;background:#fff;border-radius:20px;max-width:430px;width:100%;
  max-height:90vh;overflow:auto;box-shadow:0 30px 80px rgba(0,0,0,.35);
  animation:pop .35s cubic-bezier(.2,.9,.3,1.2);
}
@keyframes pop{from{opacity:0;transform:translateY(22px) scale(.96)}to{opacity:1;transform:none}}
.modal-close{
  position:absolute;top:12px;right:12px;width:34px;height:34px;border-radius:50%;
  background:var(--brand-50);color:var(--brand-700);display:flex;align-items:center;justify-content:center;z-index:2;
}
.modal-close svg{width:18px;height:18px;stroke:currentColor}
.modal-head{
  background:linear-gradient(135deg,var(--brand-900),var(--brand-700));color:#fff;
  padding:22px 20px 20px;display:flex;gap:14px;align-items:center;
}
.modal-head img{width:64px;height:64px;border-radius:12px;object-fit:cover;border:2px solid rgba(255,255,255,.6);flex:none}
.modal-head h2{font-size:19px;font-weight:900}
.modal-head p{font-size:12.5px;color:#FFE1E1;margin-top:3px}
.modal-body{padding:18px 20px 20px}
.modal-intro{font-size:14px;color:var(--ink-600);line-height:1.75;border-left:3px solid var(--brand-500);padding-left:12px}
.modal-contact{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.modal-contact a{
  display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 8px;border-radius:12px;
  background:var(--brand-50);color:var(--brand-700);font-size:12.5px;font-weight:700;
}
.modal-contact a svg{width:22px;height:22px;stroke:currentColor}
.modal-contact a.solid{background:var(--brand-700);color:#fff}
.modal-qr{text-align:center;margin-top:16px;padding:14px;border:1px dashed var(--line);border-radius:12px}
.modal-qr img{width:170px;margin:0 auto 6px;border-radius:8px}
.modal-qr p{font-size:12.5px;color:var(--ink-600)}
.modal-qr .wid{font-weight:800;color:var(--brand-700)}
.modal-foot{text-align:center;padding:12px;font-size:12px;color:var(--ink-400);border-top:1px solid var(--line)}
.modal-foot button{color:var(--ink-400);text-decoration:underline;font-size:12px}

/* ---------- 画廊 ---------- */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}
.gallery figure{border-radius:12px;overflow:hidden;border:1px solid var(--line);background:#fff}
.gallery img{width:100%;height:150px;object-fit:cover}
.gallery figcaption{padding:8px 10px;font-size:12px;color:var(--ink-600)}
.gallery--single{grid-template-columns:1fr}
.gallery--single img{height:auto;max-height:460px}

/* ---------- 文章 ---------- */
.article-hero{background:var(--bg-soft);border-bottom:1px solid var(--line)}
.article-body{margin-top:30px;display:grid;gap:18px;font-size:15.5px;color:var(--ink-600);line-height:1.9}
.article-body h2{font-size:20px;font-weight:900;color:var(--ink-900);margin-top:22px}
.article-body h3{font-size:17px;font-weight:800;color:var(--ink-900);margin-top:18px}
.article-body ul,.article-body ol{padding-left:22px;list-style:disc;display:grid;gap:6px}
.article-body ol{list-style:decimal}
.article-body li::marker{color:var(--brand-600)}
.article-body blockquote{border-left:4px solid var(--brand-500);background:var(--brand-50);padding:12px 16px;border-radius:0 10px 10px 0;font-size:14.5px}
.article-body table{width:100%;border-collapse:collapse;font-size:14px;margin:10px 0}
.article-body th,.article-body td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.article-body th{background:#FBF9F6;font-weight:700}
.article-toc{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-top:24px}
.article-toc h4{font-size:15px;font-weight:800;margin-bottom:10px;color:var(--brand-700)}
.article-toc ol{list-style:decimal;padding-left:20px;display:grid;gap:6px;font-size:14px}
.article-toc a:hover{color:var(--brand-700)}

/* ---------- 信息页组件 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:26px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px}
.info-card .ic{width:46px;height:46px;border-radius:12px;background:var(--brand-50);color:var(--brand-700);display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.info-card .ic svg{width:23px;height:23px;stroke:var(--brand-700)}
.info-card h3{font-size:16px;font-weight:800;margin-bottom:8px}
.info-card p{font-size:14px;color:var(--ink-600)}
.info-card a.strong{display:inline-block;margin-top:10px;font-size:17px;font-weight:900;color:var(--brand-700)}
.branch-list{display:grid;grid-template-columns:1fr;gap:0;margin-top:20px}
.branch-item{padding:14px 16px;border:1px solid var(--line);border-radius:10px;background:#fff}
.branch-item h4{font-size:14.5px;font-weight:800;display:flex;align-items:center;gap:8px}
.branch-item h4 .pin{color:var(--brand-600);flex:none}
.branch-item p{font-size:13px;color:var(--ink-600);margin-top:4px}
.branch-item .tel{font-size:13px;color:var(--brand-700);font-weight:700;margin-top:2px}

/* 客户品牌条 */
.client-strip{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:22px}
.client-chip{
  padding:9px 18px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:700;color:var(--ink-600);
}
.section--brand .client-chip{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.24);color:#FFEFEF}

/* ---------- 滚动显现 ---------- */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:16px;bottom:76px;z-index:50;width:42px;height:42px;border-radius:50%;
  background:var(--brand-700);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(158,27,27,.3);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s;
}
.to-top.show{opacity:1;visibility:visible}
.to-top svg{width:20px;height:20px;stroke:currentColor}

/* ---------- 响应式：平板/桌面 ---------- */
@media (min-width:640px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-strip-inner{grid-template-columns:repeat(4,1fr)}
  .stat-item{border-right:1px solid var(--line);border-bottom:none}
  .stat-item:nth-child(2n){border-right:1px solid var(--line)}
  .stat-item:last-child{border-right:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .gallery img{height:170px}
  .contact-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:40px}
  .section-title{font-size:30px}
  .cta-band h2{font-size:28px}
  .mobile-bar{display:none}
  .to-top{bottom:24px}
}

@media (min-width:900px){
  .nav-links{display:flex}
  .nav-cta{display:flex}
  .nav-toggle{display:none}
  .mobile-menu{display:none!important}
  .hero-inner{grid-template-columns:1.15fr .85fr;gap:40px;padding-block:76px 84px;align-items:center}
  .hero h1{font-size:46px}
  .stat-strip-inner{grid-template-columns:repeat(4,1fr)}
  .card-grid{grid-template-columns:repeat(3,1fr)}
  .article-grid{grid-template-columns:repeat(3,1fr)}
  .feat-grid{grid-template-columns:repeat(3,1fr)}
  .split{grid-template-columns:1fr 1fr;gap:48px}
  .steps{grid-template-columns:repeat(6,1fr);gap:0}
  .step{border-left:none;border-top:2px dashed var(--line);padding:26px 14px 0 0;margin:0}
  .step::before{left:0;top:-17px}
  .feat-grid--2{grid-template-columns:repeat(2,1fr)}
  .card-grid--2{grid-template-columns:repeat(2,1fr)}
  .steps--4{grid-template-columns:repeat(4,1fr)}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}
  .foot-bottom{flex-direction:row;justify-content:space-between}
  .gallery{grid-template-columns:repeat(4,1fr)}
  .gallery img{height:190px}
  .branch-list{grid-template-columns:repeat(2,1fr);gap:12px}
  .contact-grid{grid-template-columns:1.1fr .9fr}
}

@media (min-width:1100px){
  .hero-inner{grid-template-columns:1.2fr .8fr}
  .card-grid{grid-template-columns:repeat(3,1fr)}
  .card-grid--2{grid-template-columns:repeat(2,1fr)}
}

/* 减少动画偏好 */
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* 打印基本设置 */
@media print{
  .site-header,.mobile-bar,.to-top,.cta-band,.foot-qr{display:none}
  body{background:#fff}
}