:root{
  --ink:#1a1d24;--ink2:#4a5160;--muted:#8a91a0;
  --line:#eceef2;--soft:#f7f8fa;--bg:#fff;
  --brand:#e8814a;--brand2:#f5a623;--brandink:#c8612d;
  --dark:#0d1117;--dark2:#161b26;
  --radius:16px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);line-height:1.75;background:var(--bg);-webkit-font-smoothing:antialiased;}
a{text-decoration:none;color:inherit;}
img{display:block;max-width:100%;}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 30px;border-radius:10px;font-size:15px;font-weight:600;transition:.25s;cursor:pointer;}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 8px 24px rgba(232,129,74,.35);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(232,129,74,.45);}
.btn-ghost{border:1px solid rgba(255,255,255,.25);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5);}

/* 导航 */
header{position:sticky;top:0;z-index:99;background:rgba(13,17,23,.7);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.06);}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px;}
.logo{font-size:21px;font-weight:800;color:#fff;letter-spacing:.5px;}
.logo span{background:linear-gradient(135deg,var(--brand),var(--brand2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.nav-menu a{margin-left:32px;font-size:15px;color:rgba(255,255,255,.78);font-weight:500;transition:.2s;}
.nav-menu a:hover{color:#fff;}
.nav .btn{padding:9px 22px;font-size:14px;margin-left:32px;}

/* Banner 深色首屏 */
.hero{position:relative;background:var(--dark);color:#fff;padding:130px 0 120px;overflow:hidden;}
.hero::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:54px 54px;mask-image:radial-gradient(ellipse 80% 60% at 50% 30%,#000 30%,transparent 75%);}
.hero::after{content:"";position:absolute;top:-180px;left:50%;transform:translateX(-50%);width:760px;height:560px;background:radial-gradient(circle,rgba(232,129,74,.32),transparent 65%);filter:blur(20px);pointer-events:none;}
.hero .wrap{position:relative;z-index:2;text-align:center;}
.badge{display:inline-block;padding:6px 16px;border:1px solid rgba(245,166,35,.4);border-radius:999px;font-size:13px;color:var(--brand2);background:rgba(245,166,35,.08);margin-bottom:26px;}
.hero h1{font-size:54px;font-weight:800;line-height:1.18;letter-spacing:.5px;margin-bottom:22px;}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--brand),var(--brand2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
.hero .sub{font-size:20px;color:rgba(255,255,255,.82);max-width:680px;margin:0 auto 16px;}
.hero .tip{font-size:15px;color:rgba(255,255,255,.5);margin-bottom:40px;}
.hero-btns{display:flex;gap:14px;justify-content:center;}

/* 通用 section */
section{padding:96px 0;}
.sec-head{text-align:center;max-width:680px;margin:0 auto 56px;}
.sec-head .tag{font-size:14px;font-weight:700;color:var(--brandink);letter-spacing:1px;text-transform:uppercase;}
.sec-head h2{font-size:36px;font-weight:800;margin:10px 0 14px;line-height:1.3;}
.sec-head p{color:var(--ink2);font-size:17px;}
.soft{background:var(--soft);}

/* 滚动渐入 */
.reveal{opacity:0;transform:translateY(28px);transition:.7s cubic-bezier(.2,.7,.2,1);}
.reveal.in{opacity:1;transform:none;}

/* 痛点 */
.pain-list{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.pain-item{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;transition:.3s;}
.pain-item:hover{border-color:var(--brand);box-shadow:0 14px 36px rgba(26,29,36,.08);transform:translateY(-4px);}
.pain-item .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#fff1e8,#ffe3cf);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.pain-item .ic img{width:24px;height:24px;}
.pain-item h4{font-size:17px;margin-bottom:8px;}
.pain-item p{font-size:14px;color:var(--muted);}

/* 简介图文 */
.intro{display:flex;align-items:center;gap:64px;}
.intro .visual{width:48%;position:relative;}
.intro .visual img{width:100%;border-radius:20px;box-shadow:0 30px 60px rgba(26,29,36,.14);}
.intro .visual::after{content:"";position:absolute;inset:-20px -20px auto auto;width:160px;height:160px;background:radial-gradient(circle,rgba(232,129,74,.25),transparent 70%);z-index:-1;filter:blur(10px);}
.intro .txt{flex:1;}
.intro .txt .tag{font-size:14px;font-weight:700;color:var(--brandink);letter-spacing:1px;}
.intro .txt h2{font-size:32px;font-weight:800;margin:10px 0 18px;}
.intro .txt p{color:var(--ink2);margin-bottom:14px;}

/* 优势 */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.adv-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:34px 26px;transition:.3s;}
.adv-card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(26,29,36,.1);border-color:transparent;}
.adv-card .ic{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand2));display:flex;align-items:center;justify-content:center;margin-bottom:20px;}
.adv-card .ic img{width:28px;height:28px;filter:brightness(0) invert(1);}
.adv-card h4{font-size:18px;margin-bottom:10px;}
.adv-card p{font-size:14px;color:var(--muted);}
.stats{
  display:flex;justify-content:space-between;align-items:flex-start;
  max-width:920px;margin:64px auto 0;padding-top:48px;
  border-top:1px solid var(--line);
}
.stats > div{flex:1;text-align:center;padding:0 28px;}
.stats--plain{border:none;margin-top:0;padding-top:0;margin-left:auto;margin-right:auto;}
.stat-num{
  font-size:46px;font-weight:800;line-height:1.2;
  background:linear-gradient(135deg,var(--brand),var(--brand2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.stat-label{color:var(--ink2);font-size:15px;margin-top:10px;line-height:1.5;}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{text-align:center;}
.step .no{width:60px;height:60px;line-height:60px;border-radius:50%;background:#fff;border:2px solid var(--brand);color:var(--brandink);font-size:24px;font-weight:800;margin:0 auto 18px;box-shadow:0 8px 20px rgba(232,129,74,.18);}
.step h4{margin-bottom:8px;font-size:18px;}
.step p{font-size:14px;color:var(--muted);}

/* 产品 */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.prod-card{background:var(--bg);border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.3s;}
.prod-card:hover{transform:translateY(-8px);box-shadow:0 26px 50px rgba(26,29,36,.12);}
.prod-card .cover{height:200px;overflow:hidden;}
.prod-card .cover img{width:100%;height:100%;object-fit:cover;transition:.5s;}
.prod-card:hover .cover img{transform:scale(1.06);}
.prod-body{padding:26px;}
.prod-body h4{font-size:19px;margin-bottom:8px;}
.prod-body .st{font-size:13px;color:var(--brandink);font-weight:600;margin-bottom:12px;}
.prod-body p{font-size:14px;color:var(--muted);}

/* 文章 */
.art-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.art-card{display:flex;gap:20px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:20px;transition:.3s;}
.art-card:hover{box-shadow:0 18px 40px rgba(26,29,36,.1);transform:translateY(-4px);}
.art-card .thumb{width:160px;height:108px;border-radius:10px;overflow:hidden;flex-shrink:0;}
.art-card .thumb img{width:100%;height:100%;object-fit:cover;}
.art-card h4{font-size:17px;margin-bottom:8px;}
.art-card p{font-size:13px;color:var(--muted);}

/* CTA */
.cta{position:relative;background:var(--dark);color:#fff;text-align:center;overflow:hidden;}
.cta::after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:700px;height:400px;background:radial-gradient(circle,rgba(232,129,74,.28),transparent 65%);filter:blur(10px);}
.cta .wrap{position:relative;z-index:2;}
.cta h2{font-size:36px;font-weight:800;margin-bottom:16px;}
.cta p{color:rgba(255,255,255,.75);margin-bottom:32px;font-size:17px;}

/* 页脚 */
footer{background:#0a0d12;color:#7a8294;padding:48px 0 32px;font-size:14px;text-align:center;}
footer .ft-name{color:#fff;font-size:18px;font-weight:700;margin-bottom:14px;}
footer .ft-name span{background:linear-gradient(135deg,var(--brand),var(--brand2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;}
footer p{margin:6px 0;}
footer a{color:#7a8294;}footer a:hover{color:#fff;}

/* 移动端菜单按钮（PC 隐藏） */
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:0;border:none;background:transparent;cursor:pointer;flex-shrink:0;}
.nav-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:.25s;}
.nav-overlay{display:none;}

/* —— 内页通用 —— */
.page-hero{background:var(--dark);color:#fff;padding:72px 0 56px;position:relative;overflow:hidden;}
.page-hero::after{content:"";position:absolute;top:-120px;right:-80px;width:480px;height:380px;background:radial-gradient(circle,rgba(232,129,74,.25),transparent 65%);filter:blur(10px);}
.page-hero .wrap{position:relative;z-index:2;}
.page-hero h1{font-size:38px;font-weight:800;margin-bottom:12px;}
.page-hero p{color:rgba(255,255,255,.72);font-size:17px;max-width:720px;}
.crumb{font-size:14px;color:rgba(255,255,255,.5);margin-bottom:20px;}
.crumb a{color:rgba(255,255,255,.7);}.crumb a:hover{color:#fff;}

/* 详情主体两栏 */
.detail{display:flex;gap:48px;align-items:flex-start;}
.detail .main{flex:1;min-width:0;}
.detail .side{width:300px;flex-shrink:0;position:sticky;top:90px;}
.article-body,.product-body{font-size:16px;color:var(--ink2);line-height:1.9;overflow-wrap:break-word;word-break:break-word;}
.article-body h2,.product-body h2{font-size:24px;color:var(--ink);margin:32px 0 14px;font-weight:700;}
.article-body p,.product-body p{margin-bottom:16px;}
.article-body img,.product-body img{border-radius:12px;margin:18px 0;max-width:100%;height:auto;}
.article-body ul,.article-body ol,.product-body ul,.product-body ol{
  margin:0 0 16px;padding:0;list-style:none;
}
.article-body li,.product-body li{
  margin:0 0 8px;padding:0;line-height:1.8;
}
.article-body ul ul,.article-body ol ol,.article-body ul ol,.article-body ol ul,
.product-body ul ul,.product-body ol ol,.product-body ul ol,.product-body ol ul{
  margin:6px 0 0;
}
.meta{color:var(--muted);font-size:14px;margin-bottom:24px;display:flex;gap:18px;flex-wrap:wrap;}

/* 规格表 */
.spec-table{width:100%;border-collapse:collapse;margin:24px 0;}
.spec-table th,.spec-table td{text-align:left;padding:12px 16px;border:1px solid var(--line);font-size:15px;}
.spec-table th{background:var(--soft);width:160px;color:var(--ink);font-weight:600;}

/* FAQ（GEO关键，纯文本可收录） */
.faq{margin-top:40px;}
.faq h3{font-size:22px;font-weight:800;margin-bottom:20px;}
.faq-item{border:1px solid var(--line);border-radius:12px;padding:20px 24px;margin-bottom:14px;background:#fff;}
.faq-item .q{font-weight:700;color:var(--ink);margin-bottom:8px;font-size:16px;}
.faq-item .a{color:var(--ink2);font-size:15px;}

/* 侧栏卡片 */
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:22px;}
.side-card h4{font-size:17px;margin-bottom:16px;}
.side-cta{background:var(--dark);color:#fff;text-align:center;border:none;}
.side-cta p{color:rgba(255,255,255,.7);font-size:14px;margin-bottom:16px;}
.side-list a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink2);}
.side-list a:hover{color:var(--brandink);}.side-list a:last-child{border:none;}

/* 列表网格通用 */
.list-grid{display:grid;gap:28px;padding:64px 0;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}

/* 联系页表单 */
.form-wrap{max-width:560px;}
.form-group{margin-bottom:20px;}
.form-group label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink);}
.form-group label .req{color:var(--brand);}
.form-control{width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;transition:.2s;background:#fff;}
.form-control:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,129,74,.12);}
textarea.form-control{min-height:120px;resize:vertical;}
.honeypot{position:absolute;left:-9999px;opacity:0;height:0;width:0;}
.form-msg{margin-top:14px;font-size:14px;display:none;}
.form-msg.ok{color:#15803d;display:block;}
.form-msg.err{color:#dc2626;display:block;}
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:48px;}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;}
.contact-card .ic{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand2));display:flex;align-items:center;justify-content:center;margin:0 auto 14px;}
.contact-card .ic img{width:24px;height:24px;filter:brightness(0) invert(1);}
.contact-card h4{font-size:15px;margin-bottom:6px;}
.contact-card p{font-size:14px;color:var(--ink2);}
.contact-card--qr .contact-qr{width:120px;height:120px;margin:8px auto 0;border-radius:8px;object-fit:contain;}
.contact-card--qr .contact-qr-empty{font-size:13px;color:var(--muted);}
.contact-qr{display:inline-block;max-width:120px;height:auto;border-radius:8px;}
.footer-qr{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:12px;}
.footer-qr img{width:88px;height:88px;border-radius:8px;object-fit:contain;background:#fff;padding:4px;}
.footer-qr span{font-size:12px;color:#7a8294;}
.detail .contact-qr,.spec-table .contact-qr{max-width:140px;}

/* 分页 */
.pagination{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;list-style:none;padding:0;margin:0;}
.pagination li{display:inline-block;}
.pagination li a,.pagination li span{display:inline-block;padding:8px 14px;border:1px solid var(--line);border-radius:8px;font-size:14px;color:var(--ink2);background:#fff;line-height:1.4;}
.pagination li.active span{background:var(--brand);border-color:var(--brand);color:#fff;}
.pagination li.disabled span{opacity:.45;}

/* ========== 移动端适配（max-width:768px，不影响 PC） ========== */
@media(max-width:768px){
  body{overflow-x:hidden;}
  body.nav-open{overflow:hidden;}

  .wrap{padding:0 16px;}

  /* 导航：顶栏下方全宽下拉（避免侧栏 z-index / 布局问题） */
  header{z-index:200;}
  .nav{position:relative;}
  .nav-toggle{display:flex;z-index:202;position:relative;}
  .nav-overlay{
    display:block;position:fixed;inset:0;z-index:198;
    background:rgba(0,0,0,.5);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s;
  }
  body.nav-open .nav-overlay{opacity:1;visibility:visible;}
  header.nav-open .nav-menu{
    display:flex;position:fixed;top:70px;left:0;right:0;width:100%;
    padding:8px 16px 20px;
    max-height:calc(100vh - 70px);max-height:calc(100dvh - 70px);overflow-y:auto;
  }
  .nav-menu{
    display:none;z-index:201;
    background:#0d1117;border-top:1px solid rgba(255,255,255,.08);
    box-shadow:0 16px 40px rgba(0,0,0,.35);
    flex-direction:column;align-items:stretch;gap:0;
  }
  .nav-menu a{
    margin-left:0;padding:14px 4px;font-size:16px;color:rgba(255,255,255,.88);
    border-bottom:1px solid rgba(255,255,255,.07);
  }
  .nav-menu a:hover{color:#fff;}
  .nav-menu .nav-cta{
    margin:12px 0 0;padding:12px 20px;width:100%;justify-content:center;
    border-bottom:none;border-radius:10px;font-size:15px;
  }
  header.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  header.nav-open .nav-toggle span:nth-child(2){opacity:0;}
  header.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  /* 首页 Hero */
  .hero{padding:88px 0 72px;}
  .hero h1{font-size:32px;line-height:1.25;}
  .hero .sub{font-size:16px;padding:0 4px;}
  .hero .tip{font-size:14px;margin-bottom:32px;}
  .hero-btns{flex-direction:column;align-items:stretch;gap:12px;padding:0 8px;}
  .hero-btns .btn{width:100%;justify-content:center;}
  .badge{font-size:12px;padding:5px 12px;line-height:1.5;max-width:100%;}

  /* 通用区块 */
  section{padding:48px 0;}
  .sec-head{margin-bottom:28px;}
  .sec-head h2{font-size:24px;}
  .sec-head p{font-size:15px;}

  /* 首页：两列紧凑，避免一行一个太空 */
  .pain-list{grid-template-columns:repeat(2,1fr);gap:12px;}
  .pain-item{padding:18px 14px;}
  .pain-item .ic{width:40px;height:40px;margin-bottom:10px;}
  .pain-item .ic img{width:20px;height:20px;}
  .pain-item h4{font-size:14px;margin-bottom:6px;}
  .pain-item p{font-size:12px;line-height:1.6;}

  .adv-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .adv-card{padding:20px 14px;}
  .adv-card .ic{width:44px;height:44px;margin-bottom:12px;}
  .adv-card .ic img{width:22px;height:22px;}
  .adv-card h4{font-size:15px;margin-bottom:6px;}
  .adv-card p{font-size:12px;line-height:1.6;}

  .steps{grid-template-columns:repeat(2,1fr);gap:14px;}
  .step .no{width:48px;height:48px;line-height:48px;font-size:20px;margin-bottom:12px;}
  .step h4{font-size:15px;}
  .step p{font-size:12px;}

  .prod-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .prod-card .cover{height:120px;}
  .prod-body{padding:14px;}
  .prod-body h4{font-size:15px;margin-bottom:4px;}
  .prod-body .st{font-size:12px;margin-bottom:6px;}
  .prod-body p{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

  .art-grid{grid-template-columns:1fr;gap:12px;}
  .art-card{flex-direction:row;align-items:center;gap:12px;padding:14px;}
  .art-card .thumb{width:96px;height:72px;flex-shrink:0;}
  .art-card h4{font-size:15px;margin-bottom:4px;}
  .art-card p{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

  .stats{
    display:grid;grid-template-columns:repeat(3,1fr);gap:16px 12px;
    max-width:none;margin-top:32px;padding-top:28px;
  }
  .stats > div{padding:0;text-align:center;}
  .stat-num{font-size:28px;}
  .stat-label{font-size:12px;margin-top:6px;}

  /* 简介 */
  .intro{flex-direction:column;gap:24px;}
  .intro .visual{width:100%;}
  .intro .txt h2{font-size:22px;}

  /* 列表页两列 */
  .list-grid{padding:32px 0;gap:16px;}
  .list-grid.grid-2{grid-template-columns:1fr;}
  .list-grid.grid-3{grid-template-columns:repeat(2,1fr);gap:12px;}
  .list-grid .prod-card .cover{height:120px;}
  .list-grid .art-card{
    flex-direction:column;align-items:stretch;gap:0;padding:0;overflow:hidden;
  }
  .list-grid .art-card .thumb{width:100%;height:180px;flex-shrink:0;}
  .list-grid .art-card > div{padding:14px 16px 16px;}
  .list-grid .art-card h4{font-size:16px;margin-bottom:6px;}
  .list-grid .art-card p{font-size:13px;-webkit-line-clamp:3;}

  /* CTA */
  .cta h2{font-size:24px;padding:0 4px;}
  .cta p{font-size:15px;padding:0 8px;}
  .cta .btn{width:100%;max-width:320px;justify-content:center;}

  /* 页脚 */
  footer{padding:36px 0 28px;font-size:13px;}
  footer p{line-height:1.7;word-break:break-all;}

  /* 内页页头 */
  .page-hero{padding:48px 0 36px;}
  .page-hero h1{font-size:26px;}
  .page-hero p{font-size:15px;}
  .crumb{font-size:13px;margin-bottom:16px;}

  main > .wrap[style*="padding"]{padding:32px 16px !important;}

  /* 详情两栏 */
  .detail{flex-direction:column;gap:28px;}
  .detail .side{width:100%;position:static;}
  .article-body h2,.product-body h2{font-size:20px;margin:24px 0 12px;}
  .article-body,.product-body{font-size:15px;}
  .article-body img,.product-body img{max-width:100%;height:auto;}

  /* 规格表横向滚动 */
  .spec-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;}
  .spec-table th{width:120px;white-space:nowrap;}

  /* 联系页 */
  .contact-cards{grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:28px;}
  .contact-cards .contact-card:last-child:nth-child(odd){grid-column:1/-1;}
  .contact-card{padding:18px 14px;}
  .form-wrap{max-width:100%;}

  /* 分页 */
  .pagination{gap:4px;}
  .pagination li a,.pagination li span{padding:7px 11px;font-size:13px;}
}

/* 超窄屏（≤400px）再收一列 */
@media(max-width:400px){
  .pain-list,.adv-grid,.steps,.prod-grid,.grid-2,.grid-3{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;gap:24px;}
  .stats > div{padding:0;}
  .contact-cards{grid-template-columns:1fr;}
  .contact-cards .contact-card:last-child:nth-child(odd){grid-column:auto;}
}