*{margin:0;padding:0;box-sizing:border-box}
:root{
  --purple:#7b3ff2;
  --purple-2:#a25bff;
  --violet:#5b2bd6;
  --pink:#e94bff;
  --ink:#171227;
  --muted:#6b6480;
  --bg:#faf8ff;
  --card:#ffffff;
  --line:#ece6fb;
  --shadow:0 12px 40px rgba(94,45,190,.12);
  --radius:18px;
}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;
  font-size:16px;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:84px 0}
.section-head{text-align:center;max-width:820px;margin:0 auto 48px}
.eyebrow{
  display:inline-block;font-size:13px;letter-spacing:2px;color:var(--purple);
  background:rgba(123,63,242,.09);padding:6px 16px;border-radius:99px;font-weight:600;margin-bottom:16px
}
h2{font-size:34px;line-height:1.3;letter-spacing:.5px;color:var(--ink)}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}
.grad-text{background:linear-gradient(90deg,#7b3ff2,#c04bff,#5b2bd6);-webkit-background-clip:text;background-clip:text;color:transparent}

/* 顶部导航 */
header.topnav{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{max-height:40px;width:auto}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.5px;color:var(--ink)}
.brand-text span{color:var(--purple)}
.nav-links{display:flex;align-items:center;gap:0}
.nav-links a{
  padding:8px 13px;font-size:15px;color:#3a3350;border-radius:10px;transition:all .25s;white-space:nowrap;font-weight:500
}
.nav-links a:hover{color:var(--purple);background:rgba(123,63,242,.08)}
.nav-cta{display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:99px;font-size:15px;font-weight:600;
  border:none;cursor:pointer;transition:transform .2s,box-shadow .25s;white-space:nowrap
}
.btn:active{transform:scale(.96)}
.btn-primary{background:linear-gradient(90deg,#7b3ff2,#b64bff);color:#fff;box-shadow:0 8px 24px rgba(123,63,242,.36)}
.btn-primary:hover{box-shadow:0 12px 34px rgba(123,63,242,.5);transform:translateY(-2px)}
.btn-ghost{background:rgba(123,63,242,.08);color:var(--purple);border:1px solid rgba(123,63,242,.2)}
.btn-ghost:hover{background:rgba(123,63,242,.14);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:14px}
.menu-toggle{display:none;background:none;border:none;font-size:26px;color:var(--purple);cursor:pointer;padding:6px 10px}

/* Hero 首屏 - 无任何图片 */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#2a0e5e 0%,#4a1a9e 38%,#7128d8 70%,#a23cf0 100%);
  color:#fff;padding:96px 0 110px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 12% 20%,rgba(233,75,255,.35),transparent 42%),
    radial-gradient(circle at 88% 78%,rgba(120,220,255,.28),transparent 45%);
  pointer-events:none;
}
.hero-grid-bg{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 78%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  padding:7px 16px;border-radius:99px;margin-bottom:24px;letter-spacing:.5px
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#4bffc0;box-shadow:0 0 10px #4bffc0;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.35)}}
.hero h1{font-size:50px;line-height:1.22;font-weight:850;letter-spacing:1px;margin-bottom:22px}
.hero h1 .hl{background:linear-gradient(90deg,#ffe86e,#ff9bf0,#8be7ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17px;color:rgba(255,255,255,.86);max-width:560px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.btn-hero-primary{
  background:linear-gradient(90deg,#ffe86e,#ffb84b);color:#3a1a00;font-weight:800;
  box-shadow:0 10px 30px rgba(255,200,80,.4);font-size:16px;padding:15px 34px
}
.btn-hero-primary:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(255,200,80,.55)}
.btn-hero-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.34);padding:15px 32px}
.btn-hero-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-3px)}
.hero-stats{display:flex;flex-wrap:wrap;gap:30px}
.hero-stat b{display:block;font-size:28px;font-weight:800;letter-spacing:.5px}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.7)}
.hero-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hero-card{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  border-radius:16px;padding:20px;backdrop-filter:blur(6px);transition:transform .3s,background .3s
}
.hero-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.16)}
.hero-card .ico{font-size:22px;margin-bottom:10px}
.hero-card h4{font-size:15px;margin-bottom:6px}
.hero-card p{font-size:12.5px;color:rgba(255,255,255,.72);line-height:1.6}
.hero-card.wide{grid-column:span 2;display:flex;align-items:center;justify-content:space-between;gap:12px}
.hero-card.wide h4{margin-bottom:0}
.hero-flow{display:flex;gap:6px;font-size:12px;color:rgba(255,255,255,.85);flex-wrap:wrap}
.hero-flow span{background:rgba(255,255,255,.16);padding:4px 10px;border-radius:8px;white-space:nowrap}

/* 数据指标 */
.metrics{background:#fff;border-bottom:1px solid var(--line)}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:44px 0}
.metric-item{text-align:center;padding:18px 12px;border-right:1px dashed var(--line)}
.metric-item:last-child{border-right:none}
.metric-item b{display:block;font-size:36px;font-weight:850;background:linear-gradient(90deg,#7b3ff2,#c04bff);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric-item span{font-size:14px;color:var(--muted)}

/* 通用卡片网格 */
.grid{display:grid;gap:22px}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:transform .3s,box-shadow .3s,border-color .3s
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(123,63,242,.3)}
.card .ico-circle{
  width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(123,63,242,.14),rgba(233,75,255,.14));
  font-size:24px;margin-bottom:16px
}
.card h3{font-size:19px;margin-bottom:10px;letter-spacing:.3px}
.card p{font-size:14.5px;color:var(--muted)}
.card .tagline{margin-top:14px;font-size:13px;color:var(--purple);font-weight:600}

/* 关于我们 */
.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-text h2{margin-bottom:18px}
.about-text p{color:var(--muted);margin-bottom:16px;font-size:15.5px}
.about-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}
.about-list li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:14px;font-weight:500}
.about-list li::before{content:"✦";color:var(--purple);margin-right:8px}
.about-media{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.about-media img{border-radius:16px;box-shadow:var(--shadow);object-fit:cover;width:100%;height:100%;transition:transform .4s}
.about-media img:hover{transform:scale(1.03)}

/* 平台介绍 */
.intro-band{background:linear-gradient(135deg,#f3ecff,#fdf1ff);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* 流程步骤 */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative}
.step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 20px;text-align:center;transition:transform .3s,box-shadow .3s}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.step .num{
  width:44px;height:44px;line-height:44px;margin:0 auto 14px;border-radius:50%;
  background:linear-gradient(135deg,#7b3ff2,#c04bff);color:#fff;font-weight:800;font-size:18px;
  box-shadow:0 8px 20px rgba(123,63,242,.3)
}
.step h4{font-size:16px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--muted)}

/* 案例展示 */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .3s,box-shadow .3s}
.case-item:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.case-item img{width:100%;height:220px;object-fit:cover}
.case-body{padding:20px 22px}
.case-body h4{font-size:17px;margin-bottom:8px}
.case-body p{font-size:14px;color:var(--muted)}
.case-body .case-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.case-tags span{font-size:12px;background:rgba(123,63,242,.09);color:var(--purple);padding:4px 10px;border-radius:99px}

/* 对比评测 */
.review-hero{
  background:linear-gradient(135deg,#2a0e5e,#6a22c8);color:#fff;border-radius:24px;padding:40px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;margin-bottom:34px
}
.review-score{display:flex;align-items:center;gap:22px}
.review-score .big{font-size:64px;font-weight:900;line-height:1;background:linear-gradient(90deg,#ffe86e,#ff9bf0);-webkit-background-clip:text;background-clip:text;color:transparent}
.review-score .stars{font-size:22px;color:#ffd34d;letter-spacing:3px}
.review-score .lbl{font-size:14px;color:rgba(255,255,255,.8)}
.review-hero p{max-width:520px;color:rgba(255,255,255,.85);font-size:15px}

/* 表格 */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;min-width:720px}
thead th{
  background:linear-gradient(90deg,#f1e8ff,#fbeaff);color:var(--violet);
  font-size:14.5px;font-weight:700;padding:16px 18px;text-align:left;white-space:nowrap;border-bottom:1px solid var(--line)
}
tbody td{padding:15px 18px;font-size:14.5px;border-bottom:1px solid var(--line);color:#403a55;vertical-align:top}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(123,63,242,.04)}
td strong{color:var(--violet)}
.badge-ok{display:inline-block;background:rgba(40,200,120,.12);color:#1ba35d;font-size:12.5px;font-weight:600;padding:3px 10px;border-radius:99px}
.badge-meh{display:inline-block;background:rgba(120,120,140,.12);color:#6b6480;font-size:12.5px;font-weight:600;padding:3px 10px;border-radius:99px}

/* 价格 / Token */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;position:relative;transition:transform .3s,box-shadow .3s
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.price-card.featured{border:2px solid var(--purple);box-shadow:0 18px 46px rgba(123,63,242,.18)}
.price-card .ribbon{
  position:absolute;top:-14px;right:20px;background:linear-gradient(90deg,#7b3ff2,#c04bff);color:#fff;
  font-size:12px;font-weight:700;padding:5px 14px;border-radius:99px
}
.price-card h4{font-size:18px;margin-bottom:8px}
.price-card .price{font-size:34px;font-weight:850;color:var(--violet);margin:14px 0 6px}
.price-card .price small{font-size:14px;color:var(--muted);font-weight:500}
.price-card ul{margin:18px 0;font-size:14px;color:var(--muted)}
.price-card ul li{padding:6px 0;border-bottom:1px dashed var(--line)}
.price-card ul li:last-child{border-bottom:none}
.price-card ul li::before{content:"✓";color:var(--purple);margin-right:8px;font-weight:700}
.price-card .btn{width:100%}

/* 标签云 */
.tagcloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.tagcloud span{
  display:inline-block;padding:8px 18px;border-radius:99px;font-size:14px;
  background:#fff;border:1px solid var(--line);color:#5a5272;transition:all .25s;cursor:default
}
.tagcloud span:hover{background:rgba(123,63,242,.09);color:var(--purple);border-color:rgba(123,63,242,.3);transform:translateY(-2px)}

/* 服务网络 */
.net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.net-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;text-align:center;transition:transform .3s,box-shadow .3s}
.net-item:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.net-item b{display:block;font-size:16px;margin-bottom:6px}
.net-item span{font-size:13.5px;color:var(--muted)}

/* 时间线 */
.timeline{position:relative;max-width:900px;margin:0 auto;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(#7b3ff2,#e94bff)}
.tl-item{position:relative;padding:0 0 30px 26px}
.tl-item::before{content:"";position:absolute;left:-28px;top:6px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--purple)}
.tl-item h4{font-size:17px;margin-bottom:6px}
.tl-item p{font-size:14.5px;color:var(--muted)}

/* 评论卡片 */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .3s,box-shadow .3s}
.review-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.review-card .stars{color:#ffb800;font-size:15px;letter-spacing:2px;margin-bottom:12px}
.review-card p{font-size:14.5px;color:#403a55;margin-bottom:18px;min-height:88px}
.review-user{display:flex;align-items:center;gap:12px}
.review-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#7b3ff2,#e94bff);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}
.review-user b{display:block;font-size:14.5px}
.review-user span{font-size:12.5px;color:var(--muted)}

/* FAQ */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:14px;overflow:hidden;transition:box-shadow .3s}
.faq-item:hover{box-shadow:0 8px 24px rgba(94,45,190,.08)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  background:none;border:none;padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
  cursor:pointer;text-align:left;font-family:inherit
}
.faq-q .plus{font-size:22px;color:var(--purple);transition:transform .3s;flex-shrink:0;line-height:1}
.faq-item.open .faq-q .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 24px 22px;font-size:14.5px;color:var(--muted)}

/* 文章列表 */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.article-card .a-tag{font-size:12px;color:var(--purple);font-weight:600;margin-bottom:10px}
.article-card h4{font-size:17px;margin-bottom:10px;line-height:1.5}
.article-card p{font-size:14px;color:var(--muted);flex:1;margin-bottom:16px}
.article-card .a-link{color:var(--purple);font-weight:600;font-size:14px}
.article-card .a-link:hover{text-decoration:underline}
.notice-inline{font-size:13px;color:var(--muted);text-align:center;margin-top:22px}

/* 表单 */
.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.form-side h2{margin-bottom:16px}
.form-side p{color:var(--muted);font-size:15px;margin-bottom:22px}
.contact-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:#403a55}
.contact-list li b{color:var(--violet);min-width:90px;flex-shrink:0}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border:1px solid var(--line);border-radius:12px;
  font-size:15px;font-family:inherit;color:var(--ink);background:#fbfaff;outline:none;transition:border-color .25s,box-shadow .25s
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--purple);box-shadow:0 0 0 3px rgba(123,63,242,.12);background:#fff}
.field textarea{resize:vertical;min-height:110px}
.form-card .btn{width:100%;font-size:16px;padding:14px}
.form-tip{font-size:12.5px;color:var(--muted);text-align:center;margin-top:12px}

/* 合作 / 加盟 */
.join-band{
  background:linear-gradient(135deg,#2a0e5e,#6a22c8);color:#fff;border-radius:24px;padding:48px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center
}
.join-band h2{color:#fff;margin-bottom:14px}
.join-band p{color:rgba(255,255,255,.85);font-size:15px;margin-bottom:22px}
.join-list li{padding:8px 0;font-size:14.5px;color:rgba(255,255,255,.9)}
.join-list li::before{content:"◆";color:#ffe86e;margin-right:10px;font-size:12px}
.join-actions{display:flex;flex-wrap:wrap;gap:12px}

/* 页脚 */
footer{background:#160f2c;color:#c8c2da;padding:64px 0 0;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand img{max-height:42px;margin-bottom:16px;filter:brightness(0) invert(1) opacity(.95)}
.foot-brand p{font-size:14px;color:#9c96b3;margin-bottom:14px}
.foot-brand .kefu{display:flex;gap:12px;align-items:center;margin-top:8px}
.foot-brand .kefu img{width:96px;border-radius:10px;border:2px solid rgba(255,255,255,.14)}
.foot-brand .kefu span{font-size:12.5px;color:#9c96b3}
footer h5{color:#fff;font-size:16px;margin-bottom:16px}
.foot-links li{margin-bottom:10px}
.foot-links a{font-size:14px;color:#9c96b3;transition:color .25s}
.foot-links a:hover{color:#c79bff}
.foot-bottom{padding:24px 0;text-align:center;font-size:13px;color:#7d7695}

/* 浮动客服 */
.float-service{position:fixed;right:22px;bottom:96px;z-index:1200;display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.float-btn{
  width:54px;height:54px;border-radius:50%;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:22px;color:#fff;
  background:linear-gradient(135deg,#7b3ff2,#c04bff);box-shadow:0 10px 26px rgba(123,63,242,.45);
  transition:transform .25s,box-shadow .25s
}
.float-btn:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 14px 32px rgba(123,63,242,.6)}
.float-pop{
  display:none;background:#fff;border-radius:16px;padding:16px;box-shadow:0 18px 46px rgba(30,15,70,.24);
  text-align:center;width:200px
}
.float-pop.show{display:block;animation:fadeIn .3s}
.float-pop img{width:100%;border-radius:10px;margin-bottom:8px}
.float-pop p{font-size:12.5px;color:var(--muted);line-height:1.5}
.back-top{position:fixed;right:22px;bottom:30px;z-index:1200;display:none}
.back-top.show{display:flex}

/* 动画 */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* 响应式 */
@media (max-width:1080px){
  .nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 16px 20px;border-bottom:1px solid var(--line);box-shadow:0 18px 40px rgba(30,15,70,.12)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:10px}
  .menu-toggle{display:block}
  .nav-cta .btn-ghost{display:none}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:40px}
  .about-wrap{grid-template-columns:1fr}
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .case-grid,.review-grid,.article-grid,.price-grid{grid-template-columns:repeat(2,1fr)}
  .net-grid{grid-template-columns:repeat(2,1fr)}
  .form-wrap{grid-template-columns:1fr}
  .join-band{grid-template-columns:1fr;padding:36px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .metric-item:nth-child(2){border-right:none}
}
@media (max-width:680px){
  .section{padding:56px 0}
  h2{font-size:26px}
  .hero{padding:64px 0 76px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:15.5px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-cards{grid-template-columns:1fr}
  .hero-card.wide{grid-column:span 1;flex-direction:column;align-items:flex-start}
  .g-4,.g-3,.steps,.case-grid,.review-grid,.article-grid,.price-grid,.net-grid{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr 1fr}
  .metric-item b{font-size:28px}
  .form-row{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .review-hero{padding:28px;flex-direction:column;align-items:flex-start}
  .review-score .big{font-size:48px}
  .about-media{grid-template-columns:1fr}
  .card{padding:22px}
  .form-card{padding:24px}
  .join-band{padding:28px}
  .float-service{bottom:84px;right:14px}
  .back-top{right:14px;bottom:22px}
  .brand-text{font-size:16px}
  .nav-cta .btn-primary{padding:9px 16px;font-size:13.5px}
}