:root{
  --purple:#7c3aed;
  --purple-deep:#5b21b6;
  --purple-light:#a855f7;
  --pink:#e879f9;
  --ink:#1b1630;
  --ink-2:#403a58;
  --muted:#6b6480;
  --line:rgba(124,58,237,.14);
  --shadow-sm:0 6px 18px rgba(88,45,160,.07);
  --shadow-md:0 16px 38px rgba(88,45,160,.14);
  --radius:18px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:15px;
  line-height:1.72;
  color:var(--ink);
  background-color:#f8f5ff;
  background-image:
    radial-gradient(900px 460px at 6% -6%, rgba(168,85,247,.20), transparent 62%),
    radial-gradient(820px 440px at 96% 8%, rgba(232,121,249,.16), transparent 62%),
    radial-gradient(1000px 560px at 50% 98%, rgba(124,58,237,.13), transparent 68%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;}
a{color:var(--purple-deep);}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(255,255,255,.86);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(124,58,237,.12);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:70px;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;flex-shrink:0;}
.ai-page-logo{display:block;max-height:36px;width:auto;max-width:100%;}
.brand-name{font-size:16px;font-weight:800;letter-spacing:.6px;color:var(--ink);white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:0;justify-content:flex-end;flex-wrap:wrap;margin-left:auto;}
.nav-links a{
  display:block;padding:8px 11px;font-size:14px;color:var(--ink-2);
  text-decoration:none;border-radius:10px;white-space:nowrap;
  transition:color .22s ease, background .22s ease;
}
.nav-links a:hover{color:var(--purple);background:rgba(124,58,237,.09);}
.nav-toggle{
  display:none;width:42px;height:42px;padding:0;border-radius:12px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:background .22s ease;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--purple);transition:transform .25s ease,opacity .25s ease;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- common ---------- */
.section{padding:62px 0;position:relative;}
.section-head{max-width:760px;margin:0 auto 38px;text-align:center;}
.section-title{font-size:clamp(21px,2.6vw,30px);line-height:1.36;margin:14px 0 12px;font-weight:800;color:var(--ink);letter-spacing:.2px;}
.section-sub{margin:0;color:var(--muted);font-size:15px;}
.eyebrow{
  display:inline-block;padding:6px 14px;border-radius:999px;
  background:rgba(124,58,237,.1);border:1px solid rgba(124,58,237,.18);
  color:var(--purple-deep);font-size:13px;font-weight:600;letter-spacing:.4px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:999px;font-size:15px;font-weight:600;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  font-family:inherit;line-height:1.2;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease;
}
.btn-primary{
  background:linear-gradient(135deg,#7c3aed 0%,#a855f7 55%,#e879f9 100%);
  color:#ffffff;box-shadow:0 12px 26px rgba(124,58,237,.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(124,58,237,.42);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:#ffffff;color:var(--purple-deep);
  border-color:rgba(124,58,237,.32);box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);background:#faf6ff;}
.grid{display:grid;gap:18px;}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.card{
  background:#ffffff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(124,58,237,.3);}
.card h3{margin:12px 0 8px;font-size:17px;font-weight:700;color:var(--ink);}
.card p{margin:0;font-size:14.5px;color:var(--ink-2);}
.card-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;color:var(--purple-deep);
  background:linear-gradient(135deg,rgba(168,85,247,.18),rgba(232,121,249,.16));
  border:1px solid rgba(124,58,237,.16);
}

/* ---------- hero ---------- */
.hero{padding:76px 0 58px;position:relative;overflow:hidden;}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;pointer-events:none;filter:blur(60px);z-index:0;}
.hero::before{width:380px;height:380px;background:rgba(168,85,247,.26);top:-150px;left:-130px;}
.hero::after{width:340px;height:340px;background:rgba(232,121,249,.22);bottom:-170px;right:-110px;}
.hero-inner{position:relative;z-index:2;max-width:880px;margin:0 auto;text-align:center;}
.hero h1{
  font-size:clamp(26px,4.2vw,44px);line-height:1.28;font-weight:800;
  margin:20px 0 18px;letter-spacing:-.4px;color:var(--ink);
}
.hero h1 .hl{color:var(--purple-deep);}
.hero-lead{margin:0 auto 30px;max-width:700px;font-size:clamp(14px,1.5vw,16.5px);color:var(--ink-2);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.hero-stats{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:44px 0 0;padding:0;}
.stat{
  background:rgba(255,255,255,.86);border:1px solid var(--line);border-radius:16px;
  padding:18px 12px;box-shadow:var(--shadow-sm);
  transition:transform .28s ease, box-shadow .28s ease;
}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.stat strong{display:block;font-size:clamp(20px,2.3vw,26px);line-height:1.25;font-weight:800;color:var(--purple-deep);}
.stat span{display:block;margin-top:4px;font-size:13px;color:var(--muted);}

/* ---------- about ---------- */
.about-body{
  background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:22px;
  padding:30px;box-shadow:var(--shadow-sm);
}
.about-body p{margin:0 0 14px;color:var(--ink-2);}
.about-body p:last-child{margin-bottom:0;}
.about-points{list-style:none;margin:20px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
.about-points li{
  position:relative;padding:12px 14px 12px 34px;border-radius:12px;
  background:rgba(124,58,237,.06);font-size:14px;color:var(--ink-2);
}
.about-points li::before{
  content:"";position:absolute;left:14px;top:50%;width:8px;height:8px;
  margin-top:-4px;border-radius:50%;
  background:linear-gradient(135deg,#7c3aed,#e879f9);
}
.gallery-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:26px;}
.gallery-strip img{
  width:100%;height:auto;display:block;border-radius:14px;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform .3s ease, box-shadow .3s ease;
}
.gallery-strip img:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}

/* ---------- model tags ---------- */
.model-block{margin-top:34px;text-align:center;}
.model-block h3{font-size:16px;margin:0 0 16px;color:var(--ink);font-weight:700;}
.model-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.model-tags span{
  padding:7px 15px;border-radius:999px;font-size:13.5px;color:var(--purple-deep);
  background:#ffffff;border:1px solid rgba(124,58,237,.2);box-shadow:0 3px 10px rgba(88,45,160,.06);
  transition:transform .22s ease, background .22s ease, color .22s ease;
}
.model-tags span:hover{transform:translateY(-3px);background:linear-gradient(135deg,#7c3aed,#a855f7);color:#ffffff;}

/* ---------- steps ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;counter-reset:step;}
.step{
  background:#ffffff;border:1px solid var(--line);border-radius:16px;padding:22px 18px;
  box-shadow:var(--shadow-sm);position:relative;
  transition:transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(124,58,237,.3);}
.step-num{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:1px;
  color:var(--purple-deep);background:rgba(124,58,237,.1);
  padding:3px 10px;border-radius:8px;
}
.step h3{margin:12px 0 6px;font-size:15.5px;font-weight:700;color:var(--ink);}
.step p{margin:0;font-size:13.8px;color:var(--muted);}

/* ---------- tables ---------- */
.table-wrap{
  overflow-x:auto;border-radius:16px;border:1px solid var(--line);
  background:#ffffff;box-shadow:var(--shadow-sm);-webkit-overflow-scrolling:touch;
}
table{width:100%;border-collapse:collapse;min-width:640px;font-size:14px;}
thead th{
  background:linear-gradient(135deg,#f3ecff,#fbf7ff);
  color:var(--purple-deep);font-weight:700;white-space:nowrap;
  padding:15px 16px;text-align:left;border-bottom:1px solid rgba(124,58,237,.16);
}
tbody td{padding:14px 16px;border-bottom:1px solid rgba(124,58,237,.09);color:var(--ink-2);vertical-align:top;}
tbody th{padding:14px 16px;border-bottom:1px solid rgba(124,58,237,.09);text-align:left;font-weight:700;color:var(--ink);white-space:nowrap;background:rgba(124,58,237,.03);}
tbody tr:last-child td,tbody tr:last-child th{border-bottom:none;}
tbody tr:hover td,tbody tr:hover th{background:rgba(124,58,237,.045);}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:minmax(0,1.95fr) minmax(0,1fr);gap:20px;align-items:start;}
.score-panel{
  background:linear-gradient(160deg,#ffffff 0%,#f7f0ff 100%);
  border:1px solid rgba(124,58,237,.22);border-radius:20px;padding:28px 24px;
  box-shadow:var(--shadow-md);text-align:center;position:sticky;top:92px;
}
.score-label{font-size:13px;color:var(--muted);letter-spacing:1px;}
.score-num{font-size:52px;line-height:1;font-weight:800;color:var(--purple-deep);margin:10px 0 4px;}
.score-num span{font-size:18px;font-weight:600;color:var(--muted);}
.stars{font-size:20px;letter-spacing:4px;color:#f59e0b;margin-bottom:10px;}
.score-panel p{margin:0;font-size:14px;color:var(--ink-2);}
.score-line{height:1px;background:rgba(124,58,237,.16);margin:18px 0;}

/* ---------- cases ---------- */
.case-card{
  background:#ffffff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .28s ease, box-shadow .28s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.case-media{
  aspect-ratio:16/9;background:#f3ecff;display:flex;align-items:center;justify-content:center;
  overflow:hidden;border-bottom:1px solid var(--line);
}
.case-media.square{aspect-ratio:1/1;}
.case-media img{width:100%;height:100%;object-fit:contain;display:block;}
.case-body{padding:20px 22px 24px;}
.case-body h3{margin:10px 0 8px;font-size:17px;font-weight:700;color:var(--ink);}
.case-body p{margin:0;font-size:14.2px;color:var(--ink-2);}
.tag{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--purple-deep);background:rgba(124,58,237,.1);border:1px solid rgba(124,58,237,.18);
}

/* ---------- reviews ---------- */
.review-card{
  background:#ffffff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:14px;
  transition:transform .28s ease, box-shadow .28s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.review-quote{margin:0;font-size:14.5px;color:var(--ink-2);}
.review-user{display:flex;align-items:center;gap:12px;margin-top:auto;}
.avatar{
  width:42px;height:42px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:#ffffff;
  background:linear-gradient(135deg,#7c3aed,#e879f9);
}
.review-user strong{display:block;font-size:14.5px;color:var(--ink);line-height:1.4;}
.review-user span{display:block;font-size:13px;color:var(--muted);line-height:1.4;}

/* ---------- network ---------- */
.net-card{
  background:#ffffff;border:1px solid var(--line);border-radius:16px;padding:20px;
  box-shadow:var(--shadow-sm);transition:transform .26s ease, box-shadow .26s ease;
}
.net-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.net-card strong{display:block;font-size:14.5px;color:var(--ink);margin-bottom:4px;}
.net-card span{display:block;font-size:13.8px;color:var(--muted);word-break:break-all;}

/* ---------- faq ---------- */
.faq-item{
  background:#ffffff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;box-shadow:0 4px 12px rgba(88,45,160,.05);
  transition:border-color .25s ease, box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(124,58,237,.3);}
.faq-item[open]{border-color:rgba(124,58,237,.34);box-shadow:var(--shadow-sm);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-weight:600;font-size:15px;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex-shrink:0;font-size:20px;line-height:1;font-weight:400;
  color:var(--purple);transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-body{padding:0 20px 18px;}
.faq-body p{margin:0;font-size:14.2px;color:var(--ink-2);}

/* ---------- articles ---------- */
.article-list{list-style:none;margin:0;padding:0;display:grid;gap:12px;}
.article-list li a{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 20px;border-radius:14px;text-decoration:none;
  background:#ffffff;border:1px solid var(--line);box-shadow:0 4px 12px rgba(88,45,160,.05);
  color:var(--ink);font-size:14.8px;font-weight:600;
  transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.article-list li a:hover{transform:translateX(4px);border-color:rgba(124,58,237,.32);box-shadow:var(--shadow-sm);}
.article-list li a span{font-size:13px;color:var(--purple);font-weight:600;white-space:nowrap;}

/* ---------- form ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:22px;align-items:start;}
.form-card{
  background:#ffffff;border:1px solid var(--line);border-radius:20px;
  padding:28px;box-shadow:var(--shadow-md);
}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.field{display:block;font-size:14px;color:var(--ink-2);font-weight:600;}
.field input,.field select,.field textarea{
  width:100%;margin-top:7px;padding:12px 14px;font-size:14.5px;font-family:inherit;
  color:var(--ink);background:#fbf9ff;border:1px solid rgba(124,58,237,.2);
  border-radius:12px;outline:none;
  transition:border-color .22s ease, box-shadow .22s ease, background .22s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#a49db8;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--purple);background:#ffffff;box-shadow:0 0 0 3px rgba(124,58,237,.13);
}
.field-full{margin-top:16px;display:block;font-size:14px;color:var(--ink-2);font-weight:600;}
.field-full textarea{width:100%;margin-top:7px;padding:12px 14px;font-size:14.5px;font-family:inherit;color:var(--ink);background:#fbf9ff;border:1px solid rgba(124,58,237,.2);border-radius:12px;outline:none;resize:vertical;transition:border-color .22s ease, box-shadow .22s ease, background .22s ease;}
.field-full textarea:focus{border-color:var(--purple);background:#ffffff;box-shadow:0 0 0 3px rgba(124,58,237,.13);}
.form-note{margin:14px 0 0;font-size:13px;color:var(--muted);}
.contact-form .btn{margin-top:20px;width:100%;}
.contact-side{
  background:linear-gradient(165deg,#ffffff,#f7f0ff);border:1px solid rgba(124,58,237,.2);
  border-radius:20px;padding:26px;box-shadow:var(--shadow-sm);text-align:center;
}
.contact-side h3{margin:0 0 6px;font-size:16.5px;color:var(--ink);}
.contact-side .qr{width:150px;height:auto;border-radius:12px;border:1px solid var(--line);margin:12px auto;display:block;background:#fff;}
.contact-list{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:10px;text-align:left;}
.contact-list li{
  font-size:13.8px;color:var(--ink-2);background:#ffffff;border:1px solid var(--line);
  border-radius:11px;padding:10px 13px;word-break:break-all;
}
.contact-list li b{color:var(--ink);font-weight:700;}

/* ---------- partner ---------- */
.partner-box{
  background:linear-gradient(135deg,rgba(124,58,237,.12),rgba(232,121,249,.14));
  border:1px solid rgba(124,58,237,.22);border-radius:24px;
  padding:40px 30px;text-align:center;box-shadow:var(--shadow-sm);
}
.partner-box h2{font-size:clamp(20px,2.5vw,28px);margin:0 0 12px;color:var(--ink);font-weight:800;}
.partner-box p{margin:0 auto 24px;max-width:700px;color:var(--ink-2);font-size:15px;}
.partner-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ---------- footer ---------- */
.site-footer{
  background:linear-gradient(180deg,#f6f0ff 0%,#eee3ff 100%);
  border-top:1px solid rgba(124,58,237,.16);
  color:#3d3456;padding:44px 0 20px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:32px;align-items:start;}
.footer-brand h2{font-size:18px;margin:0 0 10px;color:#1b1630;font-weight:800;}
.footer-brand p{margin:0 0 14px;font-size:14px;color:#4b4268;}
.footer-contact{list-style:none;margin:0;padding:0;display:grid;gap:6px;}
.footer-contact li{font-size:13.8px;color:#4b4268;word-break:break-all;}
.footer-contact li a{color:#5b21b6;text-decoration:none;}
.footer-contact li a:hover{text-decoration:underline;}
.footer-links h2{font-size:16px;margin:0 0 14px;color:#1b1630;font-weight:800;}
.link-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.link-cloud a{
  font-size:13.5px;color:#4a3a80;text-decoration:none;padding:6px 13px;
  background:rgba(255,255,255,.82);border:1px solid rgba(124,58,237,.2);border-radius:999px;
  transition:background .22s ease, color .22s ease, transform .22s ease;
}
.link-cloud a:hover{background:#7c3aed;color:#ffffff;transform:translateY(-2px);}
.footer-bottom{
  margin-top:30px;padding-top:16px;border-top:1px solid rgba(124,58,237,.16);
  font-size:13px;color:#4b4268;text-align:center;
}
.footer-bottom a{color:#5b21b6;text-decoration:none;}
.footer-bottom a:hover{text-decoration:underline;}

/* ---------- floating service ---------- */
.float-service{position:fixed;right:18px;bottom:22px;z-index:300;display:flex;flex-direction:column;align-items:flex-end;gap:10px;}
.float-btn{
  width:56px;height:56px;border-radius:50%;border:none;cursor:pointer;
  font-family:inherit;font-size:13px;font-weight:700;color:#ffffff;
  background:linear-gradient(135deg,#7c3aed,#e879f9);
  box-shadow:0 12px 26px rgba(124,58,237,.4);
  transition:transform .24s ease, box-shadow .24s ease;
}
.float-btn:hover{transform:translateY(-3px) scale(1.04);box-shadow:0 16px 34px rgba(124,58,237,.5);}
.float-panel{
  width:220px;background:#ffffff;border:1px solid rgba(124,58,237,.22);
  border-radius:16px;padding:16px;box-shadow:var(--shadow-md);text-align:center;
}
.float-panel[hidden]{display:none;}
.float-title{margin:0 0 10px;font-size:14px;font-weight:700;color:var(--ink);}
.float-panel img{width:100%;max-width:170px;height:auto;border-radius:10px;border:1px solid var(--line);display:block;margin:0 auto 10px;}
.float-list{list-style:none;margin:0;padding:0;display:grid;gap:6px;text-align:left;}
.float-list li{font-size:12.6px;color:var(--ink-2);background:#faf6ff;border-radius:8px;padding:6px 9px;word-break:break-all;}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease, transform .65s ease;}
.reveal.in{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .nav-links a{padding:8px 8px;font-size:13.5px;}
}
@media (max-width:980px){
  .nav-toggle{display:flex;}
  .nav-links{
    display:none;width:100%;order:3;flex-direction:column;align-items:stretch;
    gap:0;margin-left:0;padding:6px 0 12px;
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:11px 8px;border-bottom:1px solid rgba(124,58,237,.08);border-radius:8px;font-size:15px;}
  .nav-inner{padding-bottom:8px;}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(3,minmax(0,1fr));}
  .compare-grid{grid-template-columns:minmax(0,1fr);}
  .score-panel{position:static;}
  .contact-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px;}
}
@media (max-width:768px){
  body{background-attachment:scroll;}
  .section{padding:48px 0;}
  .hero{padding:52px 0 44px;}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:34px;}
  .grid-2{grid-template-columns:minmax(0,1fr);}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .gallery-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .about-points{grid-template-columns:minmax(0,1fr);}
  .about-body{padding:22px;}
  .form-grid{grid-template-columns:minmax(0,1fr);}
  .form-card{padding:22px;}
}
@media (max-width:560px){
  .grid-3,.grid-4,.steps{grid-template-columns:minmax(0,1fr);}
  .hero-actions .btn{width:100%;}
  .partner-box{padding:30px 20px;}
  .float-service{right:12px;bottom:14px;}
  .float-btn{width:50px;height:50px;font-size:12px;}
  .float-panel{width:200px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;}
  .reveal{opacity:1;transform:none;}
}