:root{
  --ink:#171430;
  --ink-2:#3c3760;
  --muted:#6b6690;
  --line:#e8e3f7;
  --c-violet:#5b34e8;
  --c-pink:#e23bb0;
  --c-cyan:#12b5b0;
  --grad:linear-gradient(100deg,#5b34e8 0%,#8a2be2 45%,#e23bb0 100%);
  --grad-2:linear-gradient(120deg,#2f7cf6 0%,#7a35d6 55%,#e23bb0 100%);
  --radius:18px;
  --shadow-sm:0 4px 14px rgba(58,42,128,.07);
  --shadow-md:0 14px 36px rgba(58,42,128,.11);
  --shadow-lg:0 24px 60px rgba(58,42,128,.16);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:86px;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:#faf9ff;
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background:
    radial-gradient(760px 520px at 8% -6%, rgba(139,92,246,.20), transparent 62%),
    radial-gradient(720px 480px at 96% 4%, rgba(34,211,238,.16), transparent 60%),
    radial-gradient(820px 620px at 50% 108%, rgba(236,72,153,.12), transparent 62%),
    linear-gradient(180deg,#fbfaff 0%,#f6f3ff 48%,#fbf7ff 100%);
  pointer-events:none;
}
img{max-width:100%;}
a{color:inherit;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:78px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,rgba(255,255,255,.62),rgba(255,255,255,.26));}
.section-head{max-width:780px;margin:0 auto 42px;text-align:center;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--c-violet);background:rgba(91,52,232,.08);
  border:1px solid rgba(91,52,232,.16);padding:5px 14px;border-radius:999px;margin-bottom:14px;
}
h1,h2,h3{letter-spacing:-.4px;}
.section-head h2{font-size:clamp(24px,3.1vw,34px);line-height:1.32;margin:0 0 12px;color:var(--ink);}
.section-sub{margin:0;color:var(--muted);font-size:15.5px;}

/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.84);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(232,227,247,.95);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px;position:relative;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:18px;flex-shrink:0;}
.brand .ai-page-logo{display:block;max-height:34px;width:auto;}
.brand-name{white-space:nowrap;}
.site-nav{display:flex;align-items:center;gap:18px;}
.nav-links{display:flex;align-items:center;gap:0;margin:0;padding:0;list-style:none;}
.nav-links a{
  display:block;padding:8px 11px;font-size:15px;color:var(--ink-2);
  text-decoration:none;border-radius:9px;transition:color .2s,background .2s;white-space:nowrap;
}
.nav-links a:hover{color:var(--c-violet);background:rgba(91,52,232,.07);}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;padding:0;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-2);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-2);border-radius:2px;transition:transform .25s;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  text-decoration:none;border:1px solid transparent;cursor:pointer;text-align:center;
  transition:transform .25s,box-shadow .25s,background .25s,border-color .25s;
  font-family:inherit;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(91,52,232,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(91,52,232,.34);}
.btn-ghost{background:#fff;color:#2a2450;border-color:var(--line);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(139,92,246,.45);box-shadow:var(--shadow-md);}
.btn:active{transform:translateY(0) scale(.985);}
.btn-sm{padding:9px 18px;font-size:14px;}

/* Hero */
.hero{position:relative;overflow:hidden;padding:88px 0 74px;}
.hero .orb{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;z-index:0;}
.orb-a{width:380px;height:380px;left:-120px;top:-80px;background:rgba(139,92,246,.42);animation:floatA 14s ease-in-out infinite;}
.orb-b{width:340px;height:340px;right:-110px;top:40px;background:rgba(34,211,238,.34);animation:floatB 16s ease-in-out infinite;}
.orb-c{width:300px;height:300px;left:44%;bottom:-160px;background:rgba(236,72,153,.26);animation:floatA 18s ease-in-out infinite;}
@keyframes floatA{0%,100%{transform:translate3d(0,0,0) scale(1);}50%{transform:translate3d(24px,26px,0) scale(1.08);}}
@keyframes floatB{0%,100%{transform:translate3d(0,0,0) scale(1);}50%{transform:translate3d(-26px,20px,0) scale(1.06);}}
.hero-grid-bg{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(91,52,232,.075) 1px,transparent 1px),linear-gradient(90deg,rgba(91,52,232,.075) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:linear-gradient(to bottom,#000 0%,rgba(0,0,0,.45) 55%,transparent 92%);
  mask-image:linear-gradient(to bottom,#000 0%,rgba(0,0,0,.45) 55%,transparent 92%);
}
.hero-inner{position:relative;z-index:2;text-align:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;
  color:var(--ink-2);background:rgba(255,255,255,.8);border:1px solid rgba(139,92,246,.24);
  padding:7px 16px;border-radius:999px;box-shadow:var(--shadow-sm);margin-bottom:22px;
}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:var(--grad);display:block;}
h1{
  font-size:clamp(30px,5vw,54px);line-height:1.22;margin:0 0 20px;font-weight:800;color:var(--ink);
}
.hero-sub{
  max-width:760px;margin:0 auto 30px;color:var(--ink-2);font-size:clamp(15px,1.6vw,17px);line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.hero-note{margin:18px 0 0;font-size:13.5px;color:var(--muted);}
.hero-copy > *{animation:fadeUp .8s cubic-bezier(.2,.7,.3,1) both;}
.hero-copy > *:nth-child(1){animation-delay:.04s;}
.hero-copy > *:nth-child(2){animation-delay:.12s;}
.hero-copy > *:nth-child(3){animation-delay:.2s;}
.hero-copy > *:nth-child(4){animation-delay:.28s;}
.hero-copy > *:nth-child(5){animation-delay:.36s;}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px);}to{opacity:1;transform:none;}}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:46px;
  animation:fadeUp .9s .42s cubic-bezier(.2,.7,.3,1) both;
}
.stat{
  background:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.95);
  border-radius:16px;padding:18px 16px;text-align:left;box-shadow:var(--shadow-sm);
  transition:transform .3s,box-shadow .3s;
}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.stat strong{display:block;font-size:24px;line-height:1.2;color:var(--c-violet);letter-spacing:-.6px;}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--muted);line-height:1.55;}

/* About */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start;}
.about-text h3{font-size:21px;margin:0 0 14px;}
.about-text p{color:var(--ink-2);font-size:15.5px;margin:0 0 14px;}
.about-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.about-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.about-list li{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px;
  display:flex;flex-direction:column;gap:3px;box-shadow:var(--shadow-sm);
  transition:transform .3s,box-shadow .3s,border-color .3s;
}
.about-list li:hover{transform:translateX(4px);border-color:rgba(139,92,246,.38);box-shadow:var(--shadow-md);}
.about-list strong{font-size:15px;color:var(--ink);}
.about-list span{font-size:13.5px;color:var(--muted);line-height:1.6;}

/* Services */
.service-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:18px;}
.service-card{
  position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:22px 20px;box-shadow:var(--shadow-sm);
  transition:transform .3s,box-shadow .3s,border-color .3s;
}
.service-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);
  opacity:0;transition:opacity .3s;
}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(139,92,246,.35);}
.service-card:hover::before{opacity:1;}
.service-icon{
  width:44px;height:44px;border-radius:13px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  box-shadow:0 8px 18px rgba(91,52,232,.22);
}
.service-card:nth-child(3n+2) .service-icon{background:var(--grad-2);box-shadow:0 8px 18px rgba(47,124,246,.22);}
.service-card:nth-child(3n) .service-icon{background:linear-gradient(120deg,#e23bb0,#8a2be2);box-shadow:0 8px 18px rgba(226,59,176,.2);}
.service-icon svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.service-card h3{margin:0 0 8px;font-size:17px;}
.service-card p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.72;}

.tagblock{margin-top:40px;text-align:center;}
.tagblock h3{font-size:17px;margin:0 0 16px;color:var(--ink);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.tag{
  padding:7px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--ink-2);transition:transform .25s,background .25s,color .25s,border-color .25s;
}
.tag:hover{transform:translateY(-2px);background:rgba(91,52,232,.08);color:var(--c-violet);border-color:rgba(91,52,232,.3);}
.model-band{margin-top:26px;display:flex;flex-wrap:wrap;gap:9px;justify-content:center;}
.model-chip{
  display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:8px;
  background:rgba(255,255,255,.86);border:1px solid var(--line);font-size:13px;color:var(--ink-2);
  transition:border-color .25s,color .25s,background .25s;
}
.model-chip::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--grad);display:block;flex-shrink:0;}
.model-chip:hover{border-color:rgba(91,52,232,.35);color:var(--c-violet);background:#fff;}

/* Studio */
.studio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:34px;}
.studio-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
  transition:transform .3s,box-shadow .3s;
}
.studio-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.studio-card h3{margin:0 0 10px;font-size:17.5px;}
.studio-card p{margin:0 0 14px;color:var(--muted);font-size:14.5px;}
.flow-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);}
.flow-line span{background:rgba(91,52,232,.08);border-radius:7px;padding:4px 10px;}
.flow-line i{color:rgba(91,52,232,.55);font-style:normal;}
.studio-gallery{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.media-frame{
  border-radius:16px;overflow:hidden;background:linear-gradient(160deg,#f4f1ff,#eef6ff);
  border:1px solid var(--line);aspect-ratio:16/10;
  display:flex;align-items:center;justify-content:center;margin:0;
}
.media-frame img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .55s ease;}
.media-frame:hover img{transform:scale(1.035);}

/* Solutions */
.solution-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;}
.solution-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;
  box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s,border-color .3s;
}
.solution-item:hover{transform:translateY(-3px);border-color:rgba(139,92,246,.32);box-shadow:var(--shadow-md);}
.solution-item strong{display:block;font-size:15.5px;margin-bottom:6px;}
.solution-item span{font-size:13.5px;color:var(--muted);line-height:1.65;}
.network-box{
  margin-top:34px;background:rgba(255,255,255,.74);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);
}
.network-box h3{margin:0 0 10px;font-size:18px;}
.network-box p{margin:0 0 18px;color:var(--muted);font-size:14.5px;}
.network-tags{display:flex;flex-wrap:wrap;gap:10px;}
.network-tags span{
  padding:7px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13.5px;color:var(--ink-2);
}

/* Process */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow-sm);position:relative;transition:transform .3s,box-shadow .3s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;
  border-radius:11px;background:var(--grad);color:#fff;font-weight:700;font-size:15px;margin-bottom:14px;
}
.step h3{margin:0 0 8px;font-size:16.5px;}
.step p{margin:0;color:var(--muted);font-size:14px;line-height:1.7;}

/* Cases */
.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s;margin:0;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.case-card .media-frame{border:none;border-radius:0;border-bottom:1px solid var(--line);aspect-ratio:4/3;}
.case-body{padding:16px 18px 20px;}
.case-body h3{margin:0 0 6px;font-size:15.5px;}
.case-body p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.68;}

/* Compare */
.score-card{
  display:grid;grid-template-columns:.62fr 1.38fr;gap:28px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px;
  box-shadow:var(--shadow-md);margin-bottom:34px;
}
.score-left{text-align:center;border-right:1px dashed var(--line);padding-right:20px;}
.score-num{font-size:56px;font-weight:800;line-height:1;color:var(--c-violet);letter-spacing:-2px;}
.score-num span{font-size:17px;font-weight:600;color:var(--muted);letter-spacing:0;margin-left:4px;}
.score-stars{font-size:21px;color:#f5a524;letter-spacing:3px;margin:10px 0 4px;}
.score-label{margin:0;font-size:14px;color:var(--ink-2);font-weight:600;}
.score-right h3{margin:0 0 12px;font-size:18px;}
.score-right ul{margin:0;padding:0;list-style:none;display:grid;gap:9px;}
.score-right li{
  font-size:14.5px;color:var(--ink-2);padding-left:20px;position:relative;line-height:1.7;
}
.score-right li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;background:var(--grad);
}
.table-scroll{
  overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow-sm);
}
.compare-table{width:100%;border-collapse:collapse;min-width:720px;font-size:14.5px;}
.compare-table caption{
  text-align:left;padding:18px 20px 4px;font-weight:700;color:var(--ink);font-size:15.5px;
}
.compare-table th,.compare-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;}
.compare-table thead th{background:linear-gradient(180deg,#f7f4ff,#f2eeff);color:var(--ink);font-weight:700;font-size:14.5px;}
.compare-table tbody tr:last-child th,.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table tbody th{font-weight:600;color:var(--ink-2);white-space:nowrap;}
.compare-table td:nth-child(2){background:rgba(91,52,232,.05);color:var(--ink);font-weight:600;}
.compare-table tbody tr:hover td{background:rgba(91,52,232,.03);}
.compare-table tbody tr:hover td:nth-child(2){background:rgba(91,52,232,.08);}
.sub-title{font-size:19px;margin:38px 0 16px;}
.table-note{margin:14px 0 0;font-size:13.5px;color:var(--muted);}

/* Reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:14px;
  transition:transform .3s,box-shadow .3s;
}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.review-card .stars{font-size:15px;color:#f5a524;letter-spacing:2px;}
.review-text{margin:0;font-size:14.5px;color:var(--ink-2);line-height:1.8;flex:1;}
.review-user{display:flex;align-items:center;gap:11px;padding-top:12px;border-top:1px dashed var(--line);}
.avatar{
  width:38px;height:38px;border-radius:50%;background:var(--grad-2);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex-shrink:0;
}
.review-user strong{display:block;font-size:14.5px;}
.review-user span{display:block;font-size:12.5px;color:var(--muted);}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:24px;align-items:start;}
.contact-form{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;
  box-shadow:var(--shadow-sm);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1/-1;}
.field label{font-size:14px;font-weight:600;color:var(--ink-2);}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;
  background:#fbfaff;font-size:15px;color:var(--ink);font-family:inherit;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.field textarea{resize:vertical;min-height:112px;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(91,52,232,.55);background:#fff;box-shadow:0 0 0 4px rgba(91,52,232,.1);
}
.form-actions{grid-column:1/-1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:4px;}
.form-hint{font-size:13px;color:var(--muted);margin:0;}
.contact-side{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;
  box-shadow:var(--shadow-sm);
}
.contact-side h3{margin:0 0 14px;font-size:17px;}
.contact-list{list-style:none;margin:0;padding:0;}
.contact-list li{
  display:flex;justify-content:space-between;align-items:baseline;gap:12px;
  padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px;
}
.contact-list li:last-child{border-bottom:none;}
.contact-list span{color:var(--muted);flex-shrink:0;}
.contact-list a,.contact-list em{font-style:normal;color:var(--ink);font-weight:600;word-break:break-all;text-align:right;}
.contact-list a:hover{color:var(--c-violet);}
.qr-box{margin-top:18px;text-align:center;}
.qr-box img{width:150px;height:auto;border-radius:12px;border:1px solid var(--line);display:block;margin:0 auto 10px;}
.qr-box p{margin:0;font-size:13px;color:var(--muted);}
.agent-card{
  margin-top:24px;display:grid;grid-template-columns:1.6fr .4fr;gap:22px;align-items:center;
  background:linear-gradient(120deg,rgba(91,52,232,.09),rgba(226,59,176,.09));
  border:1px solid rgba(139,92,246,.28);border-radius:20px;padding:26px 28px;
}
.agent-card h3{margin:0 0 8px;font-size:19px;}
.agent-card p{margin:0;font-size:14.5px;color:var(--ink-2);}
.agent-card .btn{justify-self:end;}

/* FAQ */
.faq-layout{display:grid;grid-template-columns:1fr 320px;gap:26px;align-items:start;}
.faq-list{display:grid;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  box-shadow:var(--shadow-sm);transition:border-color .25s,box-shadow .25s;
}
.faq-item[open]{border-color:rgba(139,92,246,.4);box-shadow:var(--shadow-md);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:17px 20px;font-size:15.5px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";width:11px;height:11px;flex-shrink:0;border-right:2px solid var(--c-violet);border-bottom:2px solid var(--c-violet);
  transform:rotate(45deg);transition:transform .3s;margin-right:3px;margin-bottom:3px;
}
.faq-item[open] summary::after{transform:rotate(-135deg);margin-bottom:-3px;}
.faq-body{padding:0 20px 18px;font-size:14.5px;color:var(--muted);line-height:1.8;animation:fadeUp .35s ease both;}
.faq-side{
  background:linear-gradient(160deg,#ffffff,#f7f3ff);border:1px solid var(--line);
  border-radius:20px;padding:24px;box-shadow:var(--shadow-sm);
}
.faq-side h3{margin:0 0 10px;font-size:17px;}
.faq-side p{margin:0 0 18px;font-size:14px;color:var(--muted);}
.faq-side .btn{width:100%;}

/* Articles */
.articles-grid{display:grid;grid-template-columns:1.55fr .45fr;gap:24px;align-items:start;}
.articles-main,.articles-side{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:var(--shadow-sm);
}
.articles-main h3,.articles-side h3{margin:0 0 14px;font-size:17px;}
.articles-slot{font-size:14.5px;color:var(--ink-2);line-height:1.9;word-break:break-word;}
.reading-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.reading-list a{
  display:block;padding:10px 13px;border-radius:11px;background:#fbfaff;border:1px solid var(--line);
  text-decoration:none;font-size:14px;color:var(--ink-2);line-height:1.6;
  transition:transform .25s,border-color .25s,color .25s,background .25s;
}
.reading-list a:hover{transform:translateX(3px);border-color:rgba(91,52,232,.35);color:var(--c-violet);background:#fff;}

/* Footer */
.site-footer{background:linear-gradient(160deg,#171334 0%,#221a4a 58%,#2b1d55 100%);color:#cfc9ea;margin-top:0;}
.footer-inner{display:grid;grid-template-columns:1.25fr .65fr 1.4fr;gap:36px;padding:52px 0 34px;}
.footer-brand h3{margin:0 0 10px;font-size:18px;color:#fff;}
.footer-brand p{margin:0 0 12px;font-size:13.5px;color:#a9a2cf;line-height:1.8;}
.footer-brand a{color:#d7d1f5;text-decoration:none;font-size:13.5px;}
.footer-brand a:hover{color:#fff;text-decoration:underline;}
.footer-col h3{margin:0 0 14px;font-size:15px;color:#fff;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:9px;}
.footer-col ul a{color:#b9b2e0;text-decoration:none;font-size:13.5px;transition:color .2s;}
.footer-col ul a:hover{color:#fff;}
.friend-links{display:flex;flex-wrap:wrap;gap:8px 14px;}
.friend-links a{color:#b9b2e0;text-decoration:none;font-size:13.5px;transition:color .2s;}
.friend-links a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;}
.footer-bottom p{margin:0;font-size:13px;color:#9c96c4;}

/* Float dock */
.float-dock{position:fixed;right:18px;bottom:22px;z-index:80;display:flex;flex-direction:column;align-items:flex-end;gap:12px;}
.dock-btn{
  width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;padding:0;
  background:#fff;box-shadow:var(--shadow-md);color:var(--c-violet);
  transition:transform .25s,box-shadow .25s,opacity .25s,visibility .25s;
}
.dock-btn:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}
.dock-btn svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.dock-main{background:var(--grad);color:#fff;box-shadow:0 12px 28px rgba(91,52,232,.4);}
#backTop{opacity:0;visibility:hidden;}
#backTop.show{opacity:1;visibility:visible;}
.dock-panel{
  position:absolute;right:0;bottom:64px;width:262px;background:#fff;border:1px solid var(--line);
  border-radius:18px;box-shadow:var(--shadow-lg);padding:18px;text-align:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .28s,transform .28s,visibility .28s;
}
.dock-panel.open{opacity:1;visibility:visible;transform:none;}
.dock-panel img{width:140px;height:auto;border-radius:12px;border:1px solid var(--line);display:block;margin:0 auto 10px;}
.dock-panel strong{display:block;font-size:14px;color:var(--ink);margin-bottom:4px;}
.dock-panel span{display:block;font-size:13px;color:var(--muted);line-height:1.7;}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1);}
.reveal.in{opacity:1;transform:none;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001s !important;transition-duration:.001s !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* Responsive */
@media (max-width:1023px){
  .nav-toggle{display:flex;align-items:center;justify-content:center;}
  .site-nav{
    position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;
    padding:10px 20px 20px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-md);display:none;
  }
  .site-nav.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;width:100%;}
  .nav-links a{padding:13px 6px;border-bottom:1px dashed var(--line);border-radius:0;font-size:15px;}
  .site-nav .btn{margin-top:16px;width:100%;}
  .about-grid{grid-template-columns:1fr;gap:26px;}
  .score-card{grid-template-columns:1fr;gap:22px;}
  .score-left{border-right:none;border-bottom:1px dashed var(--line);padding-right:0;padding-bottom:20px;}
  .contact-grid{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;}
  .articles-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-brand{grid-column:1/-1;}
  .service-grid{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));}
  .studio-grid{grid-template-columns:1fr;}
  .review-grid{grid-template-columns:1fr 1fr;}
  .case-grid{grid-template-columns:1fr 1fr;}
  .steps{grid-template-columns:1fr 1fr;}
  .agent-card{grid-template-columns:1fr;}
  .agent-card .btn{justify-self:start;}
}
@media (max-width:720px){
  .section{padding:56px 0;}
  .hero{padding:64px 0 54px;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:12px;margin-top:34px;}
  .stat{padding:14px;}
  .stat strong{font-size:20px;}
  .studio-gallery{grid-template-columns:1fr;}
  .review-grid{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .contact-form,.contact-side{padding:20px;}
  .footer-inner{grid-template-columns:1fr;gap:24px;padding:40px 0 26px;}
  .score-card{padding:22px;}
  .score-num{font-size:46px;}
  .float-dock{right:12px;bottom:16px;}
  .dock-panel{width:236px;right:0;}
  .brand{font-size:16px;}
  .brand .ai-page-logo{max-height:30px;}
}
@media (max-width:400px){
  .hero-actions .btn{width:100%;}
  .hero-stats{grid-template-columns:1fr;}
}