*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;position:relative;z-index:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Arial,sans-serif;
  font-size:16px;line-height:1.72;color:#1A1613;background-color:#FFFBF7;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(820px 520px at 6% -4%,rgba(255,138,79,.20),rgba(255,138,79,0) 62%),
    radial-gradient(720px 480px at 98% 10%,rgba(255,178,120,.18),rgba(255,178,120,0) 60%),
    radial-gradient(900px 620px at 42% 104%,rgba(255,206,170,.24),rgba(255,206,170,0) 66%);
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;letter-spacing:-.01em;color:#1A1613}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,251,247,.94);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(240,228,220,.9);
  transition:box-shadow .3s ease;
}
.site-header.is-stuck{box-shadow:0 12px 30px rgba(193,94,42,.10)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px;position:relative}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.brand .ai-page-logo{width:38px;height:38px;object-fit:contain}
.brand-name{font-weight:800;font-size:17px;letter-spacing:.02em;white-space:nowrap;color:#1A1613}
.main-nav{flex:1;display:flex;justify-content:flex-end}
.nav-links{display:flex;align-items:center;flex-wrap:nowrap;gap:0}
.nav-links a{
  display:block;padding:8px 11px;font-size:14.5px;color:#3D3630;text-decoration:none;
  border-radius:10px;white-space:nowrap;transition:background .2s ease,color .2s ease;
}
.nav-links a:hover,.nav-links a:focus-visible{background:#FFF1E9;color:#E1440B}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;padding:0 10px;border:1px solid #F0E4DC;background:#fff;
  border-radius:12px;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:#3D3630;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:14px;font-size:15px;font-weight:700;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease;
}
.btn-primary{background:#FF5A1E;color:#fff;box-shadow:0 12px 26px rgba(255,90,30,.28)}
.btn-primary:hover{background:#E84A0D;transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,90,30,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:#1A1613;border-color:#F0E4DC;box-shadow:0 6px 16px rgba(197,96,42,.08)}
.btn-ghost:hover{border-color:#FFCDB2;color:#E1440B;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:11px}
.btn-block{width:100%}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(44px,6.5vw,82px) 0 clamp(38px,5.5vw,68px)}
.hero::before{
  content:"";position:absolute;top:-180px;right:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,30,.18),rgba(255,90,30,0) 70%);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-180px;left:-140px;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,150,60,.16),rgba(255,150,60,0) 70%);pointer-events:none;
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(28px,4vw,56px);align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  letter-spacing:.06em;color:#E1440B;background:#FFF1E9;border:1px solid #FFDCC9;
  padding:6px 13px;border-radius:999px;
}
.hero h1{font-size:clamp(30px,4.4vw,50px);line-height:1.22;margin:18px 0 16px;letter-spacing:-.02em}
.hero-desc{color:#5C534C;font-size:clamp(15px,1.5vw,16.5px);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-panel{
  position:relative;overflow:hidden;background:#fff;border:1px solid #F0E4DC;
  border-radius:22px;padding:24px;box-shadow:0 24px 52px rgba(197,96,42,.13);
}
.hero-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#FF5A1E,#FFA05C)}
.panel-head{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:800;color:#1A1613}
.dot{width:8px;height:8px;border-radius:50%;background:#FF5A1E;animation:pulse 2.6s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,90,30,.45)}
  70%{box-shadow:0 0 0 10px rgba(255,90,30,0)}
  100%{box-shadow:0 0 0 0 rgba(255,90,30,0)}
}
.model-tags{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.model-tags li{
  font-size:13px;padding:6px 11px;border-radius:9px;font-weight:600;
  background:#FFF5EF;color:#8A4B2A;border:1px solid #FFE3D2;
}
.panel-foot{margin:0;padding-top:14px;border-top:1px dashed #F0E4DC;font-size:13.5px;color:#6B625B}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:clamp(30px,4vw,48px)}
.stat{
  background:rgba(255,255,255,.86);border:1px solid #F0E4DC;border-radius:16px;padding:16px 18px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.stat:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(197,96,42,.12);border-color:#FFD8C2}
.stat strong{display:block;font-size:24px;font-weight:800;color:#E1440B;line-height:1.3}
.stat span{font-size:13.5px;color:#6B625B}

/* ---------- section base ---------- */
.section{padding:clamp(44px,6vw,78px) 0;scroll-margin-top:88px}
.section-head{max-width:760px;margin-bottom:clamp(24px,3.4vw,40px)}
.section-head h2{font-size:clamp(23px,2.9vw,32px);margin:14px 0 12px;letter-spacing:-.02em}
.section-head p{color:#6B625B;font-size:15.5px}

/* reveal */
body.js-on .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1)}
body.js-on .reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  body.js-on .reveal{opacity:1;transform:none;transition:none}
  .dot{animation:none}
}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(24px,3.6vw,44px);align-items:start}
.points{display:grid;gap:14px}
.points li{display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px;align-items:start}
.points .mark{
  width:34px;height:34px;border-radius:11px;background:#FFF1E9;color:#E1440B;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;flex-shrink:0;
}
.points h3{font-size:15.5px;margin-bottom:4px}
.points p{font-size:14.5px;color:#6B625B}
.about-media{display:grid;gap:14px}
.media-frame{margin:0;border-radius:16px;overflow:hidden;border:1px solid #F0E4DC;background:#FFF4EC;aspect-ratio:16/10}
.media-frame img{width:100%;height:100%;object-fit:cover;display:block}

/* ---------- services ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.service-card{
  background:#fff;border:1px solid #F0E4DC;border-radius:18px;padding:24px 22px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.service-card:hover{transform:translateY(-4px);box-shadow:0 20px 38px rgba(197,96,42,.12);border-color:#FFD8C2}
.service-icon{
  width:44px;height:44px;border-radius:13px;background:#FFF1E9;color:#E1440B;
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.service-card h3{font-size:16.5px;margin-bottom:8px}
.service-card p{font-size:14.5px;color:#6B625B}

/* ---------- studio ---------- */
.studio-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.studio-card{
  background:#fff;border:1px solid #F0E4DC;border-radius:20px;overflow:hidden;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.studio-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px rgba(197,96,42,.13);border-color:#FFD8C2}
.studio-media{aspect-ratio:16/10;background:#FFF4EC;overflow:hidden}
.studio-media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.studio-card:hover .studio-media img{transform:scale(1.04)}
.studio-body{padding:20px 22px 22px}
.studio-body h3{font-size:16.5px;margin-bottom:8px}
.studio-body p{font-size:14.5px;color:#6B625B}
.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.tag-row span{font-size:12.5px;font-weight:600;color:#8A4B2A;background:#FFF5EF;border:1px solid #FFE3D2;border-radius:8px;padding:4px 9px}
.scene-cloud{margin-top:34px;background:#fff;border:1px solid #F0E4DC;border-radius:20px;padding:24px 22px}
.scene-cloud h3{font-size:16.5px;margin-bottom:14px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px}
.tag-cloud li{
  font-size:13.5px;color:#3D3630;background:#FFF8F3;border:1px solid #F5E1D5;
  border-radius:9px;padding:6px 12px;transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.tag-cloud li:hover{background:#FFF1E9;color:#E1440B;border-color:#FFD8C2}

/* ---------- solutions ---------- */
.solution-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.solution-card{
  background:#fff;border:1px solid #F0E4DC;border-radius:18px;padding:24px 22px;
  border-top:3px solid #FFB07A;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.solution-card:hover{transform:translateY(-4px);box-shadow:0 20px 38px rgba(197,96,42,.12);border-color:#FF8B4A}
.solution-card h3{font-size:16.5px;margin-bottom:8px}
.solution-card p{font-size:14.5px;color:#6B625B}

/* ---------- network ---------- */
.network-band{
  background:linear-gradient(135deg,#FFF3EA 0%,#FFE9DA 100%);
  border:1px solid #FFDCC6;border-radius:24px;padding:clamp(24px,3.4vw,40px);
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:clamp(24px,3.4vw,44px);align-items:start;
}
.network-band h2{font-size:clamp(22px,2.7vw,28px);margin:14px 0 12px}
.network-band p{font-size:14.5px;color:#6B5347}
.network-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.network-list li{background:rgba(255,255,255,.85);border:1px solid #FFDCC6;border-radius:14px;padding:16px}
.network-list strong{display:block;font-size:15px;margin-bottom:5px;color:#1A1613}
.network-list span{font-size:13.5px;color:#6B5347;line-height:1.65}

/* ---------- process ---------- */
.timeline{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.tl-item{
  position:relative;background:#fff;border:1px solid #F0E4DC;border-radius:16px;padding:20px 18px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.tl-item:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(197,96,42,.12);border-color:#FFD8C2}
.tl-index{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;
  border-radius:10px;background:#FF5A1E;color:#fff;font-weight:800;font-size:13.5px;margin-bottom:12px;
}
.tl-item h3{font-size:15.5px;margin-bottom:6px}
.tl-item p{font-size:14px;color:#6B625B}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.case-card{
  background:#fff;border:1px solid #F0E4DC;border-radius:18px;padding:24px 22px;
  display:flex;flex-direction:column;gap:10px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:0 20px 38px rgba(197,96,42,.12);border-color:#FFD8C2}
.case-tag{align-self:flex-start;font-size:12.5px;font-weight:700;color:#E1440B;background:#FFF1E9;border:1px solid #FFDCC9;border-radius:999px;padding:4px 12px}
.case-card h3{font-size:16.5px}
.case-card p{font-size:14.5px;color:#6B625B}
.case-meta{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:6px}
.case-meta li{font-size:12.5px;color:#6B625B;background:#FAF6F3;border:1px solid #EFE6E0;border-radius:8px;padding:4px 9px}

/* ---------- compare ---------- */
.score-strip{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;
  background:#fff;border:1px solid #F0E4DC;border-radius:20px;padding:22px;margin-bottom:20px;
}
.score-block{text-align:center;padding:8px 6px;border-right:1px dashed #F0E4DC}
.score-block:last-child{border-right:none}
.score-block span{display:block;font-size:13px;color:#6B625B;margin-bottom:6px}
.score-block strong{display:block;font-size:24px;font-weight:800;color:#E1440B;line-height:1.3}
.score-note{grid-column:1/-1;margin:6px 0 0;padding-top:14px;border-top:1px dashed #F0E4DC;font-size:14px;color:#6B625B}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #F0E4DC;border-radius:18px;background:#fff}
.data-table{width:100%;min-width:760px;border-collapse:collapse;font-size:14.5px}
.data-table th,.data-table td{padding:14px 16px;text-align:left;border-bottom:1px solid #F5EAE3;vertical-align:top}
.data-table thead th{background:#FFF3EA;color:#1A1613;font-weight:800;font-size:14px;white-space:nowrap}
.data-table tbody th{font-weight:700;color:#1A1613;background:#FFFCFA;white-space:nowrap}
.data-table tbody tr:last-child th,.data-table tbody tr:last-child td{border-bottom:none}
.data-table td.highlight{color:#C93A06;font-weight:700}
.table-note{margin-top:14px;font-size:13.5px;color:#8A7F78}

/* ---------- reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.review-card{
  background:#fff;border:1px solid #F0E4DC;border-radius:18px;padding:22px;
  display:flex;flex-direction:column;gap:12px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.review-card:hover{transform:translateY(-4px);box-shadow:0 20px 38px rgba(197,96,42,.12);border-color:#FFD8C2}
.review-quote{font-size:14.5px;color:#3D3630}
.review-user{display:flex;align-items:center;gap:11px;margin-top:auto;padding-top:12px;border-top:1px dashed #F0E4DC}
.avatar{
  width:38px;height:38px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,#FF8A4F,#FF5A1E);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}
.avatar img{display:none}
.review-user strong{display:block;font-size:14.5px;color:#1A1613}
.review-user span{font-size:13px;color:#8A7F78}

/* ---------- partner ---------- */
.partner-band{
  background:linear-gradient(120deg,#2A1A12 0%,#4A2A18 100%);
  border-radius:24px;padding:clamp(26px,3.6vw,44px);color:#FFF3EA;
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:28px;align-items:center;
}
.partner-band h2{color:#fff;font-size:clamp(22px,2.7vw,29px);margin-bottom:12px}
.partner-band p{color:#F2D9C8;font-size:14.5px}
.partner-perks{display:grid;gap:10px;margin-top:18px}
.partner-perks li{font-size:14px;color:#FFE7D8;display:flex;gap:9px;align-items:flex-start}
.partner-perks li::before{content:"";width:7px;height:7px;border-radius:50%;background:#FF8A4F;margin-top:9px;flex-shrink:0}
.partner-cta{display:flex;flex-direction:column;gap:12px;align-items:flex-start}

/* ---------- help ---------- */
.help-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.help-panel{background:#fff;border:1px solid #F0E4DC;border-radius:20px;padding:24px 22px}
.help-panel h3{font-size:16.5px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid #F5EAE3}
.wiki-list{display:grid;gap:14px}
.wiki-list li strong{display:block;font-size:14.5px;color:#E1440B;margin-bottom:3px}
.wiki-list li span{font-size:14px;color:#6B625B}
.article-list{display:grid;gap:12px}
.article-list a{
  display:block;font-size:14.5px;color:#3D3630;text-decoration:none;
  padding:10px 14px;border-radius:12px;background:#FFFBF7;border:1px solid #F5EAE3;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.article-list a:hover{background:#FFF1E9;color:#C93A06;border-color:#FFD8C2;transform:translateX(3px)}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{background:#fff;border:1px solid #F0E4DC;border-radius:16px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}
.faq-item[open]{border-color:#FFD8C2;box-shadow:0 16px 32px rgba(197,96,42,.10)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;font-size:15.5px;font-weight:700;color:#1A1613;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;width:18px;height:18px;flex-shrink:0}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:#E1440B;border-radius:2px;transition:transform .25s ease,opacity .25s ease;
}
.faq-icon::before{top:8px;left:0;width:18px;height:2px}
.faq-icon::after{top:0;left:8px;width:2px;height:18px}
.faq-item[open] .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-body{padding:0 20px 18px;font-size:14.5px;color:#6B625B}

/* ---------- contact ---------- */
.need-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:26px}
.need-card{
  background:#fff;border:1px solid #F0E4DC;border-radius:16px;padding:18px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.need-card:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(197,96,42,.12);border-color:#FFD8C2}
.need-card h3{font-size:15px;margin-bottom:6px}
.need-card p{font-size:13.5px;color:#6B625B}
.contact-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:22px;align-items:start}
.form-box{background:#fff;border:1px solid #F0E4DC;border-radius:20px;padding:clamp(20px,2.6vw,28px)}
.form-box h3{font-size:17px;margin-bottom:18px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field-full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:700;color:#3D3630}
.field input,.field select,.field textarea{
  width:100%;font-family:inherit;font-size:14.5px;color:#1A1613;background:#FFFBF7;
  border:1px solid #EFE3DA;border-radius:12px;padding:11px 14px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:#FF9A5E;background:#fff;box-shadow:0 0 0 4px rgba(255,90,30,.10);
}
.contact-info{background:#fff;border:1px solid #F0E4DC;border-radius:20px;padding:clamp(20px,2.6vw,26px)}
.contact-info h3{font-size:17px;margin-bottom:16px}
.contact-list{display:grid;gap:12px}
.contact-list li{display:grid;grid-template-columns:84px minmax(0,1fr);gap:10px;align-items:start;font-size:14.5px}
.contact-list li span{color:#8A7F78;font-size:13.5px;line-height:1.9}
.contact-list li strong,.contact-list li a{color:#1A1613;font-weight:700;text-decoration:none;word-break:break-all}
.contact-list li a:hover{color:#E1440B}
.qr-box{margin-top:20px;padding-top:18px;border-top:1px dashed #F0E4DC;text-align:center}
.qr-box img{width:150px;height:150px;object-fit:contain;margin:0 auto 10px;border-radius:12px;border:1px solid #F0E4DC;background:#fff;padding:6px}
.qr-box p{font-size:13.5px;color:#6B625B}

/* ---------- links ---------- */
.links-section{padding:clamp(28px,4vw,48px) 0;scroll-margin-top:88px}
.links-box{background:#fff;border:1px solid #F0E4DC;border-radius:18px;padding:20px 22px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.links-label{font-size:14px;font-weight:800;color:#E1440B;flex-shrink:0}
.links-list{display:flex;flex-wrap:wrap;gap:0}
.links-list a{
  font-size:13.5px;color:#5C534C;text-decoration:none;padding:4px 10px;border-radius:8px;
  transition:background .2s ease,color .2s ease;
}
.links-list a:hover{background:#FFF1E9;color:#E1440B}

/* ---------- footer ---------- */
.site-footer{background:#FFF3EA;border-top:1px solid #FFE0CC;padding:30px 0}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:9px;text-align:center}
.footer-brand{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center}
.footer-brand .ai-page-logo{width:30px;height:30px;object-fit:contain}
.footer-brand span{font-weight:800;font-size:16px;color:#1A1613}
.footer-brand a{font-size:13.5px;color:#C93A06;text-decoration:none;padding:2px 8px;border-radius:8px;border:1px solid #FFD8C2;background:#fff}
.footer-brand a:hover{background:#FF5A1E;color:#fff;border-color:#FF5A1E}
.footer-note{font-size:13.5px;color:#6B5347}
.footer-copy{font-size:13px;color:#9A8A80}

/* ---------- float ---------- */
.float-service{position:fixed;right:18px;bottom:22px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.fs-toggle{
  display:inline-flex;align-items:center;gap:8px;padding:12px 18px;border-radius:999px;border:none;
  background:#FF5A1E;color:#fff;font-size:14.5px;font-weight:700;cursor:pointer;
  box-shadow:0 14px 30px rgba(255,90,30,.34);transition:transform .22s ease,background .22s ease;
}
.fs-toggle:hover{background:#E84A0D;transform:translateY(-2px)}
.fs-panel{
  display:none;width:236px;background:#fff;border:1px solid #F0E4DC;border-radius:18px;
  padding:18px;box-shadow:0 24px 50px rgba(120,60,20,.18);text-align:center;
}
.fs-panel.is-open{display:block;animation:fadeUp .28s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.fs-title{font-size:14.5px;font-weight:800;color:#1A1613;margin-bottom:12px}
.fs-qr{width:140px;height:140px;object-fit:contain;margin:0 auto 10px;border-radius:10px;border:1px solid #F0E4DC;padding:5px;background:#fff}
.fs-line{font-size:13px;color:#6B625B;line-height:1.8}
.fs-mail{display:inline-block;margin-top:8px;font-size:13px;color:#C93A06;text-decoration:none;font-weight:700;word-break:break-all}
.back-top{
  position:fixed;right:18px;bottom:86px;z-index:90;
  width:44px;height:44px;border-radius:50%;border:1px solid #F0E4DC;background:#fff;color:#E1440B;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(10px);
  box-shadow:0 10px 24px rgba(197,96,42,.16);
  transition:opacity .28s ease,transform .28s ease,visibility .28s ease,background .2s ease;
}
.back-top.is-show{opacity:1;visibility:visible;transform:none}
.back-top:hover{background:#FFF1E9}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;
    background:#FFFBF7;border-bottom:1px solid #F0E4DC;padding:8px 0 16px;
    box-shadow:0 20px 34px rgba(120,60,20,.10);
  }
  .main-nav.is-open{display:block}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;flex-wrap:nowrap}
  .nav-links a{padding:12px 22px;border-radius:0;font-size:15px}
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:minmax(0,1fr)}
  .hero-panel{max-width:560px}
}
@media (max-width:960px){
  .about-grid{grid-template-columns:minmax(0,1fr)}
  .studio-grid{grid-template-columns:minmax(0,1fr)}
  .service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .solution-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .case-grid{grid-template-columns:minmax(0,1fr)}
  .review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .network-band{grid-template-columns:minmax(0,1fr)}
  .partner-band{grid-template-columns:minmax(0,1fr)}
  .help-grid{grid-template-columns:minmax(0,1fr)}
  .contact-grid{grid-template-columns:minmax(0,1fr)}
  .need-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:680px){
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .service-grid{grid-template-columns:minmax(0,1fr)}
  .solution-grid{grid-template-columns:minmax(0,1fr)}
  .review-grid{grid-template-columns:minmax(0,1fr)}
  .timeline{grid-template-columns:minmax(0,1fr)}
  .network-list{grid-template-columns:minmax(0,1fr)}
  .need-cards{grid-template-columns:minmax(0,1fr)}
  .form-grid{grid-template-columns:minmax(0,1fr)}
  .score-strip{grid-template-columns:minmax(0,1fr)}
  .score-block{border-right:none;border-bottom:1px dashed #F0E4DC;padding-bottom:12px}
  .score-block:last-child{border-bottom:none}
  .hero-actions .btn{flex:1 1 auto}
  .contact-list li{grid-template-columns:76px minmax(0,1fr)}
  .fs-panel{width:214px}
}