:root{
  --red:#e01f1f;
  --red-dark:#a80f0c;
  --red-deep:#7d0a07;
  --red-soft:#ffe9e4;
  --gold:#ff9800;
  --ink:#241312;
  --ink-2:#5c3b36;
  --ink-3:#8a6a64;
  --line:#ffe0d7;
  --card:#ffffff;
  --shadow:0 14px 38px rgba(176,28,20,.10);
  --shadow-sm:0 6px 18px rgba(176,28,20,.08);
  --radius:18px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;background:#fff8f5;-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;
  color:var(--ink);
  line-height:1.7;
  font-size:15px;
  background-color:#fff8f5;
  background-image:
    radial-gradient(900px 520px at 4% -6%, rgba(255,86,52,.20), transparent 62%),
    radial-gradient(760px 460px at 98% 0%, rgba(255,168,0,.18), transparent 64%),
    radial-gradient(1200px 760px at 50% 108%, rgba(224,31,31,.10), transparent 60%);
  background-repeat:no-repeat;
  background-attachment:fixed;
}
img{max-width:100%;display:block;}
a{color:var(--red);text-decoration:none;}
h1,h2,h3,h4{margin:0;color:#2a1210;line-height:1.35;font-weight:800;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
section[id]{scroll-margin-top:88px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,250,248,.94);
  border-bottom:1px solid rgba(255,168,140,.30);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.header-inner{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;color:#2a1210;flex:0 0 auto;}
.brand-logo{display:block;width:120px;flex:0 0 auto;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.02em;white-space:nowrap;}
.nav-links{
  display:flex;align-items:center;gap:0;
  list-style:none;margin:0;padding:0;
}
.nav-links a{
  display:block;padding:8px 11px;border-radius:9px;
  font-size:14px;font-weight:500;color:var(--ink-2);
  white-space:nowrap;transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--red-dark);background:var(--red-soft);}
.nav-toggle{
  display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;padding:0 11px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  cursor:pointer;flex:0 0 auto;
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:#c11a15;transition:transform .25s,opacity .25s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
@media (max-width:1079px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;
    gap:0;padding:8px 20px 16px;
    background:#fffaf8;
    border-bottom:1px solid var(--line);
    box-shadow:0 22px 44px rgba(150,20,10,.14);
    max-height:70vh;overflow-y:auto;
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:12px 4px;border-bottom:1px solid rgba(255,224,215,.85);font-size:15px;}
  .nav-links li:last-child a{border-bottom:none;}
}
@media (min-width:1080px){
  .nav-toggle{display:none;}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,#ff3d2e,#c8150f);
  color:#fff;box-shadow:0 10px 24px rgba(200,21,15,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(200,21,15,.36);color:#fff;}
.btn-ghost{
  background:#fff;color:#c11a15;border-color:rgba(224,31,31,.32);
  box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{transform:translateY(-2px);background:#fff3ef;color:var(--red-dark);}
.btn-block{width:100%;}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:56px 0 54px;}
.hero::before{
  content:"";position:absolute;top:-200px;right:-140px;
  width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,74,48,.20),transparent 66%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-220px;left:-160px;
  width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,168,0,.16),transparent 66%);
  pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1fr;gap:36px;}
.hero-copy{animation:riseIn .7s ease both;}
.hero-panel-wrap{animation:riseIn .7s ease .14s both;}
.eyebrow{
  display:inline-block;padding:5px 15px;border-radius:999px;
  background:rgba(224,31,31,.09);
  border:1px solid rgba(224,31,31,.22);
  color:#c11a15;font-size:13px;font-weight:700;letter-spacing:.06em;
}
.hero h1{font-size:clamp(28px,4.4vw,46px);margin:16px 0 18px;letter-spacing:-.01em;}
.hero h1 .hl{font-style:normal;color:#d81b10;}
.hero-lead{max-width:620px;color:var(--ink-2);font-size:15.5px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:24px;}
.hero-points li{
  position:relative;padding-left:20px;
  font-size:14px;color:#5c3b36;font-weight:500;
}
.hero-points li::before{
  content:"";position:absolute;left:0;top:9px;
  width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,#ff3d2e,#c8150f);
  box-shadow:0 0 0 3px rgba(224,31,31,.12);
}
.hero-panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:22px;
  box-shadow:var(--shadow);
}
.panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;}
.panel-label{font-size:14px;font-weight:700;color:#3a1e1a;}
.panel-badge{
  display:inline-block;padding:3px 12px;border-radius:999px;
  background:linear-gradient(135deg,#ff3d2e,#c8150f);
  color:#fff;font-size:13px;font-weight:700;
}
.panel-tags{display:flex;flex-wrap:wrap;gap:8px;}
.panel-tags span{
  display:inline-block;padding:5px 11px;border-radius:8px;
  background:#fff5f1;border:1px solid #ffe0d7;
  font-size:12.5px;color:#7a3a33;font-weight:500;
}
.panel-flow{
  display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;
  margin-top:18px;padding-top:16px;border-top:1px dashed #ffd6c9;
  font-size:13px;color:#a80f0c;font-weight:700;
}
.panel-flow i{display:block;width:22px;height:2px;background:linear-gradient(90deg,#ff8f7d,#e01f1f);border-radius:2px;}
.stats-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:42px;}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:16px 16px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.stat-num{font-size:24px;font-weight:800;color:#d81b10;line-height:1.2;}
.stat-label{font-size:13px;color:var(--ink-2);margin-top:4px;}
@media (min-width:700px){
  .stats-row{grid-template-columns:repeat(4,1fr);gap:16px;}
}
@media (min-width:960px){
  .hero{padding:72px 0 64px;}
  .hero-inner{grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
}
@keyframes riseIn{
  from{opacity:0;transform:translateY(20px);}
  to{opacity:1;transform:none;}
}

/* ---------- sections ---------- */
.section{padding:62px 0;}
.section-alt{
  background:linear-gradient(180deg,rgba(255,238,231,.70),rgba(255,247,243,.35));
  border-top:1px solid rgba(255,214,203,.80);
  border-bottom:1px solid rgba(255,214,203,.80);
}
.section-head{max-width:780px;margin:0 auto 36px;text-align:center;}
.section-tag{
  display:inline-block;padding:4px 15px;border-radius:999px;
  background:rgba(224,31,31,.08);border:1px solid rgba(224,31,31,.22);
  color:#c11a15;font-size:13px;font-weight:700;letter-spacing:.06em;
  margin-bottom:14px;
}
.section-head h2{font-size:clamp(22px,3vw,32px);margin-bottom:12px;}
.section-head p{color:var(--ink-2);font-size:15px;}

/* ---------- about ---------- */
.feature-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.feature-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#ffc7b8;}
.feature-card h3{font-size:16.5px;margin-bottom:8px;}
.feature-card p{font-size:14px;color:var(--ink-2);}
.cloud-panel{
  margin-top:24px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 20px;box-shadow:var(--shadow-sm);
}
.cloud-panel h3{font-size:16.5px;margin-bottom:14px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;}
.tag-cloud span{
  display:inline-block;padding:6px 13px;border-radius:999px;
  background:#fff6f2;border:1px solid #ffe2d8;
  font-size:13px;color:#7a3a33;font-weight:500;
  transition:background .2s,color .2s,border-color .2s;
}
.tag-cloud span:hover{background:#ffe9e4;color:#a80f0c;border-color:#ffc0b0;}
@media (min-width:640px){.feature-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1000px){.feature-grid{grid-template-columns:repeat(3,1fr);}}

/* ---------- services ---------- */
.service-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.service-card{
  position:relative;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px 20px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.service-card::before{
  content:"";position:absolute;left:20px;right:20px;top:0;height:3px;
  border-radius:0 0 4px 4px;
  background:linear-gradient(90deg,#ff3d2e,#ff9800);
  opacity:.85;
}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.service-card h3{font-size:16.5px;margin:6px 0 9px;}
.service-card p{font-size:14px;color:var(--ink-2);}
.more-caps{
  margin-top:24px;padding:22px 20px;border-radius:var(--radius);
  background:#fff;border:1px dashed #ffc9ba;
}
.more-caps h3{font-size:16px;margin-bottom:13px;}
@media (min-width:680px){.service-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.service-grid{grid-template-columns:repeat(3,1fr);}}

/* ---------- studio / cases ---------- */
.studio-grid{display:grid;grid-template-columns:1fr;gap:18px;}
.studio-item{
  margin:0;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:14px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.studio-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.studio-media{
  aspect-ratio:4/3;width:100%;
  display:grid;place-items:center;padding:10px;
  background:linear-gradient(160deg,#fff4ef,#fffaf8);
  border-radius:14px;overflow:hidden;
}
.studio-media img{max-width:100%;max-height:100%;height:auto;object-fit:contain;border-radius:10px;}
.studio-item h3{font-size:16.5px;margin:15px 0 8px;}
.studio-item p{font-size:14px;color:var(--ink-2);}
@media (min-width:760px){.studio-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.studio-grid{grid-template-columns:repeat(3,1fr);}}

.case-grid{display:grid;grid-template-columns:1fr;gap:18px;}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.case-media{
  aspect-ratio:16/10;width:100%;
  display:grid;place-items:center;padding:10px;
  background:linear-gradient(160deg,#fff2ec,#fffaf8);
  border-radius:14px;overflow:hidden;
}
.case-media img{max-width:100%;max-height:100%;height:auto;object-fit:contain;border-radius:10px;}
.case-card h3{font-size:16px;margin:15px 0 8px;}
.case-card p{font-size:14px;color:var(--ink-2);}
@media (min-width:700px){.case-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.case-grid{grid-template-columns:repeat(4,1fr);}}

/* ---------- solutions ---------- */
.solution-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.solution-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:20px 18px;box-shadow:var(--shadow-sm);
  border-left:4px solid #ff5a44;
  transition:transform .25s ease,box-shadow .25s ease;
}
.solution-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.solution-card h3{font-size:16px;margin-bottom:8px;}
.solution-card p{font-size:14px;color:var(--ink-2);}
@media (min-width:680px){.solution-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.solution-grid{grid-template-columns:repeat(3,1fr);}}

/* ---------- network ---------- */
.network-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.network-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:20px 18px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:8px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.network-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.network-card h3{font-size:15.5px;color:#a80f0c;}
.network-card p{font-size:14px;color:var(--ink-2);}
@media (min-width:700px){.network-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.network-grid{grid-template-columns:repeat(4,1fr);}}

/* ---------- process ---------- */
.process-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.process-item{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:16px;padding:22px 18px 18px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.process-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.process-step{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;
  background:linear-gradient(135deg,#ff3d2e,#c8150f);
  color:#fff;font-size:14px;font-weight:800;
  margin-bottom:12px;
}
.process-item h3{font-size:15.5px;margin-bottom:8px;}
.process-item p{font-size:14px;color:var(--ink-2);}
@media (min-width:680px){.process-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.process-grid{grid-template-columns:repeat(5,1fr);}}

/* ---------- compare ---------- */
.score-card{
  display:flex;flex-wrap:wrap;align-items:center;gap:24px;
  background:linear-gradient(135deg,#fff4ef,#fffaf7);
  border:1px solid #ffccc0;border-radius:20px;
  padding:24px 26px;box-shadow:var(--shadow-sm);
  margin-bottom:24px;
}
.score-left{display:flex;align-items:baseline;gap:8px;}
.score-num{
  font-size:52px;font-weight:800;line-height:1;color:#d81b10;
  letter-spacing:-.02em;
}
.score-total{font-size:14px;color:var(--ink-2);font-weight:600;}
.score-right{flex:1 1 240px;min-width:200px;}
.score-stars{font-size:20px;color:#ff9800;letter-spacing:3px;line-height:1;}
.score-right p{font-size:14px;color:var(--ink-2);margin-top:8px;}
.score-tag{
  display:inline-block;margin-left:10px;padding:2px 10px;border-radius:999px;
  background:rgba(224,31,31,.10);color:#c11a15;font-size:12.5px;font-weight:700;
}
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-sm);
}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:14.5px;}
th,td{padding:14px 18px;text-align:left;vertical-align:top;border-bottom:1px solid #ffeae3;}
thead th{background:#fff2ed;color:#a80f0c;font-weight:700;white-space:nowrap;}
tbody th{font-weight:600;color:#3a1e1a;background:#fffaf8;white-space:nowrap;}
tbody tr:last-child th,tbody tr:last-child td{border-bottom:none;}
td{color:var(--ink-2);}
td.col-us{color:#c11a15;font-weight:700;background:rgba(224,31,31,.045);}
.table-note{margin-top:14px;font-size:13.5px;color:#8a6a64;text-align:center;}
.compare-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;justify-content:center;}
.compare-points li{
  position:relative;padding-left:20px;font-size:14px;color:#5c3b36;font-weight:500;
}
.compare-points li::before{
  content:"";position:absolute;left:0;top:8px;
  width:10px;height:10px;border-radius:3px;
  background:linear-gradient(135deg,#ff3d2e,#ff9800);
}

/* ---------- price steps ---------- */
.price-steps{display:grid;grid-template-columns:1fr;gap:16px;margin-top:26px;}
.price-step{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:18px 18px;box-shadow:var(--shadow-sm);
}
.price-step strong{display:block;font-size:15px;color:#a80f0c;margin-bottom:6px;}
.price-step span{font-size:14px;color:var(--ink-2);}
@media (min-width:768px){.price-steps{grid-template-columns:repeat(3,1fr);}}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.review-stars{font-size:14px;color:#ff9800;letter-spacing:2px;line-height:1;}
.review-text{font-size:14.5px;color:#3f2420;flex:1 1 auto;}
.review-user{display:flex;flex-direction:column;gap:2px;padding-top:12px;border-top:1px dashed #ffd9cc;}
.review-user strong{font-size:14.5px;color:#2a1210;}
.review-user span{font-size:13px;color:#8a6a64;}
@media (min-width:700px){.review-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.review-grid{grid-template-columns:repeat(3,1fr);}}

/* ---------- join band ---------- */
.join-band{
  background:linear-gradient(120deg,#d81b10,#8c0a06);
  color:#fff;padding:46px 0;
}
.join-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:26px;
}
.join-copy{flex:1 1 420px;min-width:280px;}
.join-copy h2{color:#fff;font-size:clamp(20px,2.6vw,28px);margin-bottom:10px;}
.join-copy p{color:rgba(255,255,255,.88);font-size:14.5px;max-width:640px;}
.join-list{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:14px;}
.join-list li{
  position:relative;padding-left:18px;font-size:13.5px;color:rgba(255,255,255,.94);
}
.join-list li::before{
  content:"";position:absolute;left:0;top:8px;
  width:8px;height:8px;border-radius:50%;background:#ffd54f;
}
.join-action{flex:0 0 auto;}
.btn-light{background:#fff;color:#c11a15;box-shadow:0 12px 26px rgba(0,0,0,.18);}
.btn-light:hover{transform:translateY(-2px);background:#fff3ef;color:#a80f0c;}

/* ---------- insights ---------- */
.insight-grid{display:grid;grid-template-columns:1fr;gap:18px;}
.insight-col{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow-sm);
}
.insight-col h3{
  font-size:16px;margin-bottom:14px;padding-bottom:10px;
  border-bottom:1px solid #ffe6de;
}
.article-list li{padding:9px 0;border-bottom:1px dashed #ffe3da;}
.article-list li:last-child{border-bottom:none;}
.article-list a{
  display:block;font-size:14px;color:#4a2620;line-height:1.6;
  transition:color .2s,padding-left .2s;
}
.article-list a:hover{color:#c11a15;padding-left:4px;}
.wiki-list dt{font-size:14px;font-weight:700;color:#a80f0c;margin-top:12px;}
.wiki-list dt:first-child{margin-top:0;}
.wiki-list dd{margin:4px 0 0;font-size:13.5px;color:var(--ink-2);}
.help-list li{display:flex;flex-direction:column;gap:3px;padding:9px 0;border-bottom:1px dashed #ffe3da;}
.help-list li:last-child{border-bottom:none;}
.help-list strong{font-size:14px;color:#3a1e1a;font-weight:700;}
.help-list span{font-size:13.5px;color:var(--ink-2);}
@media (min-width:860px){.insight-grid{grid-template-columns:repeat(3,1fr);}}

/* ---------- faq ---------- */
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.faq-item.open{border-color:#ffc0b0;box-shadow:var(--shadow);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 20px;background:transparent;border:none;cursor:pointer;
  font-size:15px;font-weight:700;color:#2a1210;text-align:left;
  font-family:inherit;line-height:1.5;
}
.faq-q:hover{color:#c11a15;}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 auto;}
.faq-icon::before,
.faq-icon::after{
  content:"";position:absolute;left:0;top:7px;
  width:16px;height:2px;border-radius:2px;background:#d81b10;
  transition:transform .28s ease,opacity .28s ease;
}
.faq-icon::after{transform:rotate(90deg);}
.faq-item.open .faq-icon::after{transform:rotate(0deg);opacity:0;}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s ease;}
.faq-item.open .faq-a{grid-template-rows:1fr;}
.faq-a > div{overflow:hidden;}
.faq-a p{padding:0 20px 18px;font-size:14.5px;color:var(--ink-2);}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr;gap:22px;}
.contact-form{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow);
}
.form-row{display:grid;grid-template-columns:1fr;gap:0;}
.form-field{margin-bottom:16px;}
.form-field label{display:block;font-size:13.5px;font-weight:700;color:#4a2620;margin-bottom:7px;}
.form-field input,
.form-field select,
.form-field textarea{
  width:100%;padding:12px 14px;
  font-size:14.5px;font-family:inherit;color:#2b1512;
  background:#fff;border:1px solid #ffd9cf;border-radius:12px;
  transition:border-color .2s,box-shadow .2s;
}
.form-field textarea{min-height:112px;resize:vertical;line-height:1.65;}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus{
  outline:none;border-color:#ff5a44;
  box-shadow:0 0 0 3px rgba(255,90,68,.14);
}
.form-hint{font-size:12.5px;color:#8a6a64;margin-top:10px;text-align:center;}
.contact-side{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);
}
.contact-side h3{font-size:17px;margin-bottom:16px;}
.contact-list li{
  display:flex;flex-wrap:wrap;gap:6px 12px;
  padding:10px 0;border-bottom:1px dashed #ffe3da;font-size:14px;
}
.contact-list li:last-child{border-bottom:none;}
.contact-list span{color:#8a6a64;min-width:66px;}
.contact-list strong{color:#2a1210;font-weight:700;}
.contact-list a{color:#c11a15;font-weight:600;word-break:break-all;}
.kefu-box{
  margin-top:18px;padding:16px;border-radius:14px;
  background:#fff6f2;border:1px dashed #ffc9ba;text-align:center;
}
.kefu-box img{
  width:150px;max-width:100%;height:auto;margin:0 auto 10px;
  border-radius:10px;border:1px solid #ffe0d7;background:#fff;
}
.kefu-box p{font-size:13px;color:#7a3a33;}
@media (min-width:640px){.form-row{grid-template-columns:1fr 1fr;column-gap:16px;}}
@media (min-width:960px){.contact-grid{grid-template-columns:1.25fr .75fr;gap:26px;align-items:start;}}

/* ---------- footer ---------- */
.site-footer{
  background:linear-gradient(180deg,#fff3ed,#ffe9e1);
  border-top:1px solid rgba(224,31,31,.16);
  color:#4a2822;
  padding:0;
}
.footer-main{
  display:grid;grid-template-columns:1fr;gap:26px;
  padding:42px 0 28px;
}
.footer-logo-line{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.footer-logo-line .brand-logo{width:112px;}
.footer-logo-line span{font-size:16px;font-weight:800;color:#2a1210;}
.footer-brand p{font-size:13.5px;color:#6b4a44;margin-bottom:6px;}
.footer-brand a{color:#a80f0c;font-weight:600;word-break:break-all;}
.footer-links h3{font-size:15px;color:#2a1210;margin-bottom:12px;}
.footer-links ul{display:flex;flex-wrap:wrap;gap:9px 16px;}
.footer-links a{font-size:13.5px;color:#5c3b36;transition:color .2s;}
.footer-links a:hover{color:#c11a15;}
.footer-bottom{
  border-top:1px solid rgba(224,31,31,.16);
  padding:15px 0 18px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:8px 18px;
  font-size:13px;color:#7a5651;
}
.footer-bottom a{color:#a80f0c;font-weight:600;}
@media (min-width:820px){
  .footer-main{grid-template-columns:1.35fr 1fr;gap:44px;}
}

/* ---------- float tools ---------- */
.float-tools{
  position:fixed;right:16px;bottom:18px;z-index:80;
  display:flex;flex-direction:column;gap:10px;
}
.float-btn{
  width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;
  background:#fff;color:#c11a15;
  border:1px solid rgba(224,31,31,.22);
  font-size:12.5px;font-weight:700;font-family:inherit;
  cursor:pointer;box-shadow:0 10px 24px rgba(176,28,20,.20);
  transition:transform .2s ease,background .2s ease,opacity .2s ease;
}
.float-btn:hover{transform:translateY(-2px);background:#fff3ef;}
.float-btn.primary{
  background:linear-gradient(135deg,#ff3d2e,#c8150f);
  color:#fff;border-color:transparent;
}
.float-btn.primary:hover{background:linear-gradient(135deg,#ff5142,#b3120f);}
.float-btn.top-btn{opacity:0;pointer-events:none;}
.float-btn.top-btn.show{opacity:1;pointer-events:auto;}
.kefu-pop{
  display:none;
  position:fixed;right:76px;bottom:18px;z-index:81;
  width:212px;padding:16px;text-align:center;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:0 20px 44px rgba(150,20,10,.22);
}
.kefu-pop.show{display:block;}
.kefu-pop img{
  width:100%;max-width:160px;height:auto;margin:0 auto 10px;
  border-radius:10px;border:1px solid #ffe0d7;
}
.kefu-pop p{font-size:13px;color:#4a2620;font-weight:600;}
.kefu-pop .kefu-sub{font-size:12.5px;color:#8a6a64;font-weight:500;margin-top:4px;}
@media (max-width:430px){
  .kefu-pop{right:16px;bottom:132px;width:calc(100% - 32px);max-width:260px;}
}

/* ---------- reveal ---------- */
.js-ready .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease;}
.js-ready .reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .js-ready .reveal{opacity:1;transform:none;transition:none;}
  .hero-copy,.hero-panel-wrap{animation:none;}
  .btn:hover,.stat-card:hover,.feature-card:hover,.service-card:hover,
  .studio-item:hover,.case-card:hover,.solution-card:hover,.network-card:hover,
  .process-item:hover,.review-card:hover,.float-btn:hover{transform:none;}
}