*,*::before,*::after{box-sizing:border-box}
:root{
  --ink:#151229;
  --ink-2:#413b5e;
  --ink-3:#736d8c;
  --line:#e8e4f4;
  --bg:#fbfaff;
  --paper:#ffffff;
  --brand:#5b3df5;
  --brand-2:#0fb9a6;
  --accent:#ff7a45;
  --pink:#ff4d8d;
  --amber:#f0a500;
  --blue:#2f80ff;
  --radius:18px;
  --shadow-sm:0 2px 10px rgba(45,32,95,.06);
  --shadow:0 12px 32px rgba(45,32,95,.10);
  --shadow-lg:0 24px 64px rgba(45,32,95,.16);
}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 4% -4%, rgba(91,61,245,.13), transparent 62%),
    radial-gradient(820px 480px at 100% 2%, rgba(15,185,166,.13), transparent 60%),
    radial-gradient(920px 640px at 50% 102%, rgba(255,122,69,.10), transparent 62%);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.28;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:68px 0}
.section-tight{padding:34px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand);
}
.eyebrow::before{
  content:"";width:7px;height:7px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
}
.section-head{max-width:760px;margin:0 auto 42px;text-align:center}
.section-head h2{margin:14px 0 12px;font-size:clamp(24px,3.4vw,35px)}
.section-head p{color:var(--ink-2);font-size:15.5px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1.2;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{background:linear-gradient(135deg,#6d4bff,#4a2fe0);color:#fff;box-shadow:0 10px 24px rgba(91,61,245,.30)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(91,61,245,.40)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:14px 30px;font-size:16px}

/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--ink);flex-shrink:0}
.ai-page-logo{width:34px;height:34px;object-fit:contain;border-radius:9px}
.brand-name{white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0}
.nav-links a{
  display:block;padding:9px 11px;font-size:14px;font-weight:600;color:var(--ink-2);
  border-radius:9px;white-space:nowrap;transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--brand);background:rgba(91,61,245,.08)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;padding:0;border:1px solid var(--line);
  background:#fff;border-radius:12px;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* hero */
.hero{position:relative;overflow:hidden;padding:66px 0 58px}
.hero-glow{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;pointer-events:none;z-index:0}
.hero-glow-1{width:420px;height:420px;top:-140px;left:-90px;background:radial-gradient(circle,#b9a8ff,transparent 70%)}
.hero-glow-2{width:380px;height:380px;bottom:-150px;right:-70px;background:radial-gradient(circle,#8ff0e4,transparent 70%)}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.hero h1{font-size:clamp(29px,4.3vw,48px);margin:16px 0 18px;letter-spacing:-.02em}
.hero-lead{font-size:16.5px;color:var(--ink-2);max-width:580px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-chips li{
  font-size:13px;font-weight:600;color:var(--ink-2);
  background:rgba(255,255,255,.85);border:1px solid var(--line);
  padding:6px 14px;border-radius:999px;
}
.hero-panel{
  background:linear-gradient(160deg,#ffffff,#f7f4ff 58%,#eefaf8);
  border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow-lg);
}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 16px;
  box-shadow:var(--shadow-sm);transition:transform .28s ease,box-shadow .28s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.stat-k{display:block;font-size:13px;font-weight:600;color:var(--ink-3)}
.stat-v{display:block;margin-top:6px;font-size:30px;font-weight:800;line-height:1.15;letter-spacing:-.02em;color:var(--brand)}
.stat-card:nth-child(2) .stat-v{color:var(--brand-2)}
.stat-card:nth-child(3) .stat-v{color:var(--accent)}
.stat-card:nth-child(4) .stat-v{font-size:22px;color:var(--pink)}
.hero-note{margin-top:16px;font-size:13px;color:var(--ink-3);text-align:center}

/* about */
.about-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:start}
.about-copy h2{font-size:clamp(24px,3vw,33px);margin:14px 0 18px}
.about-copy p{color:var(--ink-2);margin-bottom:14px;font-size:15.5px}
.about-copy .btn{margin-top:10px}
.about-list{display:grid;gap:14px}
.about-list li{
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand);
  border-radius:14px;padding:18px 20px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.about-list li:nth-child(2){border-left-color:var(--brand-2)}
.about-list li:nth-child(3){border-left-color:var(--accent)}
.about-list li:nth-child(4){border-left-color:var(--pink)}
.about-list li:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.about-list h3{font-size:16px;margin-bottom:6px}
.about-list p{font-size:14px;color:var(--ink-2);line-height:1.7}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc-card{
  position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.svc-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--accent-c,var(--brand)),rgba(255,255,255,0));
}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(91,61,245,.22)}
.svc-card h3{font-size:17px;margin-bottom:10px}
.svc-card p{font-size:14px;color:var(--ink-2);line-height:1.75}
.chip-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chip-list li{font-size:12.5px;font-weight:600;padding:4px 11px;border-radius:999px;background:#f2efff;color:#4231a8;border:1px solid #e5dfff}
.tag-cloud{
  margin-top:32px;display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap;
  background:#fff;border:1px dashed #d6cdf5;border-radius:20px;padding:24px;
}
.tag-cloud-title{flex-shrink:0;padding-top:7px;font-size:14px;font-weight:800;color:var(--brand)}
.tags{flex:1;min-width:240px;display:flex;flex-wrap:wrap;gap:9px}
.tags li{
  font-size:13.5px;color:var(--ink-2);background:#fbfaff;border:1px solid var(--line);
  padding:6px 13px;border-radius:999px;transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
}
.tags li:hover{color:var(--brand);border-color:#cdc1ff;background:#f5f2ff;transform:translateY(-2px)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-bottom:34px}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:24px 18px 20px;box-shadow:var(--shadow-sm);
  transition:transform .26s ease,box-shadow .26s ease;
}
.step::before{content:"";position:absolute;top:0;left:18px;right:18px;height:3px;border-radius:0 0 4px 4px;background:var(--accent-c,var(--brand))}
.step-no{display:inline-block;margin-bottom:10px;font-size:13px;font-weight:800;letter-spacing:.06em;color:var(--accent-c,var(--brand))}
.step h3{font-size:15.5px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--ink-2);line-height:1.7}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.studio-cta{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  background:linear-gradient(120deg,#f3efff,#e9fbf8);border:1px solid #e0d8ff;
  border-radius:20px;padding:26px 30px;
}
.studio-cta h3{font-size:18px;margin-bottom:6px}
.studio-cta p{font-size:14px;color:var(--ink-2)}

/* solutions */
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sol-card{
  background:#fff;border:1px solid var(--line);border-top:3px solid var(--accent-c,var(--brand));
  border-radius:16px;padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .26s ease,box-shadow .26s ease;
}
.sol-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.sol-card h3{font-size:17px;margin-bottom:10px}
.sol-card p{font-size:14px;color:var(--ink-2);line-height:1.75}
.sol-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.sol-tags li{font-size:12.5px;font-weight:600;color:var(--ink-2);background:#f7f5ff;border:1px solid var(--line);padding:4px 11px;border-radius:999px}

/* network */
.network-band{
  display:flex;align-items:center;gap:32px;flex-wrap:wrap;
  background:linear-gradient(120deg,#ffffff,#f5fbff);
  border:1px solid var(--line);border-radius:20px;padding:28px 32px;box-shadow:var(--shadow-sm);
}
.network-copy{flex:1;min-width:260px}
.network-copy h2{font-size:22px;margin-bottom:8px}
.network-copy p{font-size:14.5px;color:var(--ink-2)}
.network-list{display:flex;flex-wrap:wrap;gap:10px}
.network-list li{
  font-size:13.5px;font-weight:600;color:#2b6d8f;background:#eef9ff;
  border:1px solid #d8ecf8;padding:6px 14px;border-radius:999px;
}

/* cases */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .26s ease,box-shadow .26s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.case-media{aspect-ratio:4/3;overflow:hidden;background:#f3f0ff}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.case-card:hover .case-media img{transform:scale(1.04)}
.case-card figcaption{padding:18px 20px 20px}
.case-card h3{font-size:16.5px;margin-bottom:8px}
.case-card p{font-size:13.8px;color:var(--ink-2);line-height:1.7}
.case-card.span-2{grid-column:span 2}
.case-card.span-2 .case-media{aspect-ratio:16/6}

/* compare */
.score-card{
  display:grid;grid-template-columns:280px 1fr;gap:32px;align-items:center;
  background:linear-gradient(135deg,#ffffff,#f5f2ff);
  border:1px solid var(--line);border-radius:22px;padding:32px;
  box-shadow:var(--shadow);margin-bottom:30px;
}
.score-main{text-align:center;padding-right:32px;border-right:1px solid var(--line)}
.score-label{font-size:13.5px;font-weight:600;color:var(--ink-3)}
.score-value{font-size:52px;font-weight:800;line-height:1.1;letter-spacing:-.03em;color:var(--brand)}
.score-value span{font-size:20px;font-weight:700;color:var(--ink-3)}
.stars{margin:8px 0 4px;color:#ffb020;font-size:20px;letter-spacing:4px;line-height:1}
.score-desc{font-size:14px;font-weight:700;color:var(--ink-2)}
.score-points{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 24px}
.score-points li{display:flex;gap:9px;align-items:flex-start;font-size:14px;color:var(--ink-2);padding:4px 0}
.score-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-2);margin-top:9px;flex-shrink:0}
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-sm);
}
table{width:100%;min-width:780px;border-collapse:collapse}
thead th{
  background:#f5f2ff;color:var(--ink);font-size:14px;font-weight:800;
  text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);white-space:nowrap;
}
thead th.best{background:#eae4ff;color:var(--brand)}
tbody td{padding:15px 18px;font-size:14px;color:var(--ink-2);border-bottom:1px solid #f2effb;vertical-align:top}
tbody tr:last-child td{border-bottom:none}
tbody td:first-child{font-weight:700;color:var(--ink);white-space:nowrap}
td.best{background:rgba(91,61,245,.055);color:var(--ink);font-weight:600}
tbody tr:hover td{background:#faf8ff}
tbody tr:hover td.best{background:#f1ecff}

/* reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{
  display:flex;flex-direction:column;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
  box-shadow:var(--shadow-sm);transition:transform .26s ease,box-shadow .26s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.review-stars{color:#ffb020;font-size:15px;letter-spacing:2px;line-height:1}
.review-card blockquote{margin:0;flex:1;font-size:14.5px;color:var(--ink-2);line-height:1.8}
.review-user{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid #f2effb}
.review-avatar{
  width:40px;height:40px;flex-shrink:0;border-radius:50%;
  display:grid;place-items:center;font-size:15px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
}
.review-user b{display:block;font-size:14.5px;color:var(--ink)}
.review-user em{display:block;font-style:normal;font-size:12.5px;color:var(--ink-3)}

/* token */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.price-card{
  position:relative;display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 24px;
  box-shadow:var(--shadow-sm);transition:transform .26s ease,box-shadow .26s ease;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.price-card.featured{background:linear-gradient(160deg,#f6f3ff,#eefbf9);border-color:#d8ceff;box-shadow:var(--shadow)}
.price-badge{
  position:absolute;top:-12px;left:24px;
  font-size:12px;font-weight:700;color:#fff;padding:4px 12px;border-radius:999px;
  background:linear-gradient(135deg,#6d4bff,#8a6bff);
}
.price-card h3{font-size:18px;margin-bottom:8px}
.price-sub{font-size:13.5px;color:var(--ink-3);margin-bottom:18px}
.price-list{display:grid;gap:10px;margin-bottom:22px;flex:1}
.price-list li{display:flex;gap:9px;align-items:flex-start;font-size:14px;color:var(--ink-2)}
.price-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-2);margin-top:9px;flex-shrink:0}
.price-card .btn{width:100%}

/* articles */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.article-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  box-shadow:var(--shadow-sm);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d8ceff}
.article-cat{align-self:flex-start;font-size:12px;font-weight:700;color:var(--brand);background:rgba(91,61,245,.08);padding:3px 10px;border-radius:999px}
.article-card h3{font-size:15.5px;line-height:1.55}
.article-card p{flex:1;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.article-more{font-size:13px;font-weight:700;color:var(--brand)}

/* form */
.form-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.form-copy h2{font-size:clamp(24px,3vw,32px);margin:14px 0 16px}
.form-copy p{font-size:15px;color:var(--ink-2)}
.form-points{margin-top:22px;display:grid;gap:12px}
.form-points li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--ink-2)}
.form-points li::before{
  content:"";width:15px;height:15px;border-radius:50%;flex-shrink:0;margin-top:5px;
  background:rgba(15,185,166,.14);border:2px solid var(--brand-2);
}
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:16px}
.field label{display:block;margin-bottom:6px;font-size:13.5px;font-weight:700;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;font-size:14.5px;font-family:inherit;color:var(--ink);
  background:#fbfaff;border:1px solid var(--line);border-radius:11px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(91,61,245,.13);
}
.field textarea{min-height:112px;resize:vertical}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-card .btn{width:100%;margin-top:6px}
.form-tip{margin-top:12px;text-align:center;font-size:12.5px;color:var(--ink-3)}

/* faq */
.faq-list{display:grid;gap:12px;max-width:920px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  box-shadow:var(--shadow-sm);transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item[open]{border-color:#d3c8ff;box-shadow:var(--shadow)}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  padding:18px 56px 18px 22px;font-size:15.5px;font-weight:700;color:var(--ink);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;line-height:1;color:var(--brand);
}
.faq-item[open] summary::after{content:"\2212"}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--ink-2);line-height:1.8}

/* contact */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;
  box-shadow:var(--shadow-sm);transition:transform .26s ease,box-shadow .26s ease;
}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.contact-card h3{font-size:17px;margin-bottom:16px}
.contact-list{display:grid;gap:12px}
.contact-list li{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding-bottom:10px;border-bottom:1px dashed #efecfa}
.contact-list li:last-child{padding-bottom:0;border-bottom:none}
.contact-list span{flex-shrink:0;color:var(--ink-3)}
.contact-list b,.contact-list a{font-weight:700;color:var(--ink);text-align:right;word-break:break-all}
.contact-list a:hover{color:var(--brand)}
.qr-card{text-align:center}
.qr-box{max-width:180px;margin:0 auto 14px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#faf8ff}
.qr-card p{font-size:13.5px;color:var(--ink-2)}
.partner-card{background:linear-gradient(150deg,#f7f4ff,#eefbf9);border-color:#ddd4ff}
.partner-card p{font-size:14px;color:var(--ink-2);margin-bottom:18px;line-height:1.75}

/* footer */
.site-footer{background:#f4f1ff;border-top:1px solid #e6e0fb;color:#151229}
.footer-inner{padding-top:38px;padding-bottom:24px}
.footer-top{
  display:flex;align-items:flex-start;justify-content:space-between;gap:32px;flex-wrap:wrap;
  padding-bottom:24px;border-bottom:1px solid #e6e0fb;
}
.footer-brand{display:flex;align-items:center;gap:12px}
.footer-logo{width:38px;height:38px;object-fit:contain;border-radius:10px}
.footer-brand b{display:block;font-size:16px;color:#151229}
.footer-brand p{font-size:13px;color:#5a5478}
.footer-links{display:flex;flex-wrap:wrap;gap:10px 20px;max-width:640px}
.footer-links a{font-size:13.5px;color:#413b5e;transition:color .2s ease}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:18px;font-size:13px;color:#5a5478;
}
.footer-bottom-links{display:flex;gap:16px;flex-wrap:wrap}
.footer-bottom-links a{font-size:13px;color:#413b5e}
.footer-bottom-links a:hover{color:var(--brand)}

/* float bar */
.float-bar{position:fixed;right:16px;bottom:20px;z-index:70;display:flex;flex-direction:column;gap:10px}
.float-btn{
  width:48px;height:48px;padding:0;border-radius:14px;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);display:grid;place-items:center;
  font-size:12.5px;font-weight:700;line-height:1.2;cursor:pointer;
  box-shadow:var(--shadow);transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,opacity .25s ease;
}
.float-btn:hover{transform:translateY(-3px);background:var(--brand);color:#fff;border-color:var(--brand)}
.float-kf{background:linear-gradient(135deg,#6d4bff,#8a6bff);color:#fff;border-color:transparent}
.float-kf:hover{background:linear-gradient(135deg,#4a2fe0,#7a5bff);color:#fff}
.back-top{opacity:0;pointer-events:none}
.back-top.show{opacity:1;pointer-events:auto}
.back-top span{font-size:18px;line-height:1}

/* reveal */
html.reveal-on .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
html.reveal-on .reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  html.reveal-on .reveal{opacity:1;transform:none;transition:none}
  .btn,.stat-card,.svc-card,.step,.sol-card,.case-card,.review-card,.price-card,.article-card,.contact-card,.tags li,.float-btn{transition:none}
}

@media (max-width:1080px){
  .nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    padding:8px 20px 16px;
  }
  .nav.open{display:block}
  .nav-links{flex-direction:column;align-items:stretch;gap:0}
  .nav-links a{padding:12px 10px;border-radius:0;border-bottom:1px solid #f3f0fb;font-size:15px}
  .nav-links li:last-child a{border-bottom:none}
  .nav-toggle{display:flex}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .about-grid{grid-template-columns:1fr;gap:32px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .svc-grid,.sol-grid,.review-grid,.price-grid,.article-grid,.contact-grid{grid-template-columns:repeat(2,1fr)}
  .score-card{grid-template-columns:1fr;gap:24px;padding:26px}
  .score-main{padding-right:0;padding-bottom:22px;border-right:none;border-bottom:1px solid var(--line)}
}

@media (max-width:760px){
  .section{padding:48px 0}
  .section-tight{padding:24px 0}
  .section-head{margin-bottom:32px}
  .hero{padding:44px 0 40px}
  .svc-grid,.sol-grid,.review-grid,.price-grid,.article-grid,.contact-grid,.case-grid,.steps,.score-points{grid-template-columns:1fr}
  .case-card.span-2{grid-column:auto}
  .case-card.span-2 .case-media{aspect-ratio:4/3}
  .form-grid{grid-template-columns:1fr;gap:28px}
  .field-row{grid-template-columns:1fr}
  .network-band{padding:22px;gap:18px}
  .studio-cta{padding:22px}
  .tag-cloud{padding:20px}
  .footer-top{flex-direction:column;gap:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .btn-lg{padding:12px 24px;font-size:15px}
}

@media (max-width:420px){
  .brand-name{font-size:15px}
  .header-actions .btn-sm{padding:8px 14px;font-size:13px}
  .float-bar{right:12px;bottom:14px}
  .float-btn{width:44px;height:44px;border-radius:12px}
}