:root{
  --orange:#ff5a1f;
  --orange-deep:#e8410a;
  --orange-soft:#ff7a3d;
  --amber:#ffb02e;
  --ink:#1c1410;
  --ink-2:#3a2e27;
  --muted:#6b5c53;
  --line:#f0e4dc;
  --bg:#fffaf7;
  --bg-soft:#fff3ec;
  --white:#ffffff;
  --shadow:0 10px 30px rgba(232,65,10,.10);
  --shadow-lg:0 20px 50px rgba(232,65,10,.16);
  --radius:16px;
  --radius-sm:10px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:80px;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans CN",system-ui,-apple-system,sans-serif;
  color:var(--ink-2);
  background:var(--bg);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;height:auto;}
ul{list-style:none;}
h1,h2,h3,h4{color:var(--ink);line-height:1.3;font-weight:800;letter-spacing:.2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
section{position:relative;}
.section-pad{padding:88px 0;}
.section-pad-sm{padding:56px 0;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,250,247,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:box-shadow .3s,border-color .3s,background .3s;
}
.site-header.scrolled{box-shadow:0 6px 24px rgba(232,65,10,.10);border-color:var(--line);background:rgba(255,250,247,.96);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.ai-page-logo{max-width:132px;height:auto;}
.brand-name{font-weight:800;color:var(--ink);font-size:17px;white-space:nowrap;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:1px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:0;flex:1;justify-content:center;flex-wrap:nowrap;}
.nav-links a{
  display:inline-block;padding:8px 11px;font-size:14.5px;color:var(--ink-2);font-weight:500;
  border-radius:8px;white-space:nowrap;transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--orange);background:var(--bg-soft);}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:15px;border-radius:999px;padding:12px 26px;
  border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .25s,background .25s,color .25s;
  white-space:nowrap;font-family:inherit;
}
.btn-primary{
  background:linear-gradient(135deg,var(--orange),var(--orange-deep));
  color:#fff;box-shadow:0 8px 20px rgba(232,65,10,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(232,65,10,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--orange-deep);border-color:rgba(232,65,10,.35);}
.btn-ghost:hover{background:var(--bg-soft);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--orange-deep);box-shadow:0 8px 22px rgba(0,0,0,.08);}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,0,0,.14);}
.btn-sm{padding:9px 20px;font-size:14px;}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;}
.nav-toggle span{width:24px;height:2.5px;background:var(--ink);border-radius:2px;transition:.3s;}
.nav-toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:150px 0 96px;overflow:hidden;
  background:
    radial-gradient(1100px 520px at 82% 8%,rgba(255,176,46,.28),transparent 60%),
    radial-gradient(900px 520px at 6% 96%,rgba(255,90,31,.20),transparent 62%),
    linear-gradient(160deg,#fff7f1 0%,#fffaf7 46%,#fff2e9 100%);
}
.hero-grid-bg{
  position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:
    linear-gradient(rgba(232,65,10,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(232,65,10,.055) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(ellipse at 50% 30%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse at 50% 30%,#000 20%,transparent 78%);
}
.hero-orb{
  position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none;
  animation:floatY 12s ease-in-out infinite;
}
.orb-1{width:340px;height:340px;background:rgba(255,90,31,.22);top:-60px;right:6%;}
.orb-2{width:260px;height:260px;background:rgba(255,176,46,.24);bottom:-70px;left:12%;animation-delay:-5s;}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-26px)}}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:700;
  color:var(--orange-deep);background:rgba(255,90,31,.10);
  border:1px solid rgba(255,90,31,.22);letter-spacing:.3px;
  margin-bottom:22px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.18);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(255,90,31,.18)}50%{box-shadow:0 0 0 8px rgba(255,90,31,.02)}}
.hero h1{font-size:clamp(30px,4.2vw,52px);letter-spacing:-.5px;margin-bottom:20px;}
.hero h1 .hl{
  background:linear-gradient(120deg,var(--orange-deep),var(--orange) 45%,var(--amber));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
}
.hero-lead{font-size:17px;color:var(--muted);max-width:600px;margin-bottom:14px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px;}
.hero-tags span{
  font-size:13px;padding:5px 13px;border-radius:999px;background:#fff;
  border:1px solid var(--line);color:var(--ink-2);box-shadow:0 2px 6px rgba(232,65,10,.05);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px;}
.hero-actions .btn{padding:15px 34px;font-size:16px;}
.hero-note{font-size:13px;color:var(--muted);}
.hero-note b{color:var(--orange-deep);}
.hero-panel{
  position:relative;background:linear-gradient(160deg,#fff,#fff7f2);
  border:1px solid var(--line);border-radius:24px;padding:26px;
  box-shadow:var(--shadow-lg);
}
.hero-panel-tag{font-size:12px;font-weight:800;color:var(--orange-deep);letter-spacing:1.5px;margin-bottom:16px;text-transform:uppercase;}
.hero-mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.mini-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 15px;
  transition:transform .25s,box-shadow .25s;
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.mini-card .mc-top{display:flex;align-items:center;gap:8px;margin-bottom:8px;}
.mc-icon{
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(255,90,31,.14),rgba(255,176,46,.18));
}
.mc-icon svg{width:16px;height:16px;stroke:var(--orange-deep);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.mini-card b{font-size:14px;color:var(--ink);display:block;}
.mini-card small{font-size:12px;color:var(--muted);line-height:1.5;display:block;margin-top:2px;}
.hero-strip{
  margin-top:22px;padding-top:18px;border-top:1px dashed var(--line);
  display:flex;justify-content:space-between;gap:10px;
}
.hero-strip div{text-align:center;flex:1;}
.hero-strip b{display:block;font-size:20px;color:var(--orange-deep);font-weight:800;letter-spacing:-.3px;}
.hero-strip small{font-size:12px;color:var(--muted);}

/* ---------- Marquee ---------- */
.marquee{
  background:linear-gradient(90deg,var(--orange-deep),var(--orange) 50%,var(--amber));
  padding:14px 0;overflow:hidden;color:#fff;
}
.marquee-track{display:flex;gap:44px;white-space:nowrap;animation:scrollX 34s linear infinite;width:max-content;}
.marquee-track span{font-size:14px;font-weight:600;opacity:.95;display:flex;align-items:center;gap:10px;letter-spacing:.4px;}
.marquee-track span::before{content:"";width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.75);}
@keyframes scrollX{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ---------- Section heading ---------- */
.sec-head{max-width:760px;margin:0 auto 52px;text-align:center;}
.sec-tag{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;color:var(--orange-deep);
  padding:5px 14px;border-radius:999px;background:rgba(255,90,31,.09);margin-bottom:14px;text-transform:uppercase;
}
.sec-head h2{font-size:clamp(24px,3vw,36px);margin-bottom:14px;letter-spacing:-.4px;}
.sec-head p{color:var(--muted);font-size:16px;}

/* ---------- Stats ---------- */
.stats-strip{margin-top:-42px;position:relative;z-index:5;}
.stats-card{
  background:#fff;border-radius:22px;border:1px solid var(--line);
  box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr);
  overflow:hidden;
}
.stat{padding:30px 20px;text-align:center;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat b{display:block;font-size:clamp(26px,3vw,38px);font-weight:800;color:var(--orange-deep);letter-spacing:-1px;line-height:1.1;}
.stat b small{font-size:16px;font-weight:700;margin-left:2px;}
.stat span{display:block;font-size:13.5px;color:var(--muted);margin-top:8px;}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}
.about-text h2{font-size:clamp(24px,3vw,34px);margin-bottom:18px;}
.about-text p{color:var(--muted);margin-bottom:16px;font-size:15.5px;}
.about-list{display:grid;gap:14px;margin-top:24px;}
.about-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink-2);}
.about-list .tick{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;margin-top:2px;
  background:linear-gradient(135deg,var(--orange),var(--amber));
  display:grid;place-items:center;
}
.about-list .tick svg{width:12px;height:12px;stroke:#fff;fill:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;}
.about-media{position:relative;}
.about-media .ai-page-image{border-radius:18px;box-shadow:var(--shadow-lg);}
.about-media-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.about-media-grid .ai-page-image{border-radius:14px;box-shadow:var(--shadow);transition:transform .3s;}
.about-media-grid .ai-page-image:hover{transform:translateY(-5px);}
.media-full{margin-top:14px;border-radius:14px;box-shadow:var(--shadow);}
.float-badge{
  position:absolute;right:-14px;bottom:-18px;background:#fff;border-radius:16px;
  padding:14px 18px;box-shadow:var(--shadow-lg);border:1px solid var(--line);
  display:flex;align-items:center;gap:12px;
}
.float-badge b{font-size:22px;color:var(--orange-deep);line-height:1;}
.float-badge small{font-size:12px;color:var(--muted);display:block;}

/* ---------- Cards grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
  transition:transform .28s,box-shadow .28s,border-color .28s;position:relative;overflow:hidden;
}
.card::after{
  content:"";position:absolute;inset:auto 0 0 0;height:3px;
  background:linear-gradient(90deg,var(--orange),var(--amber));
  transform:scaleX(0);transform-origin:left;transition:transform .3s;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(255,90,31,.28);}
.card:hover::after{transform:scaleX(1);}
.card-icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:18px;
  background:linear-gradient(135deg,rgba(255,90,31,.13),rgba(255,176,46,.22));
}
.card-icon svg{width:26px;height:26px;stroke:var(--orange-deep);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.card h3{font-size:17.5px;margin-bottom:10px;}
.card p{font-size:14px;color:var(--muted);}
.card .card-meta{margin-top:14px;font-size:12.5px;color:var(--orange-deep);font-weight:700;}

/* ---------- Scenes (一站式) ---------- */
.scene-tabs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:36px;}
.scene-tabs button{
  font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;
  padding:9px 18px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);transition:.22s;
}
.scene-tabs button:hover{border-color:rgba(255,90,31,.4);color:var(--orange-deep);}
.scene-tabs button.active{
  background:linear-gradient(135deg,var(--orange),var(--orange-deep));color:#fff;border-color:transparent;
  box-shadow:0 8px 18px rgba(232,65,10,.25);
}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  transition:transform .28s,box-shadow .28s;display:none;
}
.scene-card.show{display:block;animation:fadeUp .45s ease both;}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.scene-card .sc-no{
  font-size:12px;font-weight:800;color:var(--orange);letter-spacing:1px;margin-bottom:8px;display:block;
}
.scene-card h4{font-size:16px;margin-bottom:8px;}
.scene-card p{font-size:13.5px;color:var(--muted);}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}

/* ---------- Models ---------- */
.models-wrap{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.model-chip{
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 18px;
  font-size:14px;font-weight:600;color:var(--ink-2);transition:.22s;
}
.model-chip:hover{border-color:var(--orange);color:var(--orange-deep);transform:translateY(-3px);box-shadow:0 8px 18px rgba(232,65,10,.14);}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 22px;
  position:relative;transition:transform .28s,box-shadow .28s;
}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.step-no{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;color:#fff;font-size:18px;margin-bottom:16px;
  background:linear-gradient(135deg,var(--orange),var(--orange-deep));
  box-shadow:0 8px 18px rgba(232,65,10,.28);
}
.step h4{font-size:16px;margin-bottom:8px;}
.step p{font-size:13.5px;color:var(--muted);}

/* ---------- Industry ---------- */
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.ind-card{
  border-radius:var(--radius);padding:26px 22px;background:#fff;border:1px solid var(--line);
  display:flex;gap:16px;align-items:flex-start;transition:transform .28s,box-shadow .28s;
}
.ind-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,90,31,.25);}
.ind-ico{
  flex-shrink:0;width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(255,90,31,.12),rgba(255,176,46,.2));
}
.ind-ico svg{width:23px;height:23px;stroke:var(--orange-deep);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.ind-card h4{font-size:16px;margin-bottom:6px;}
.ind-card p{font-size:13.5px;color:var(--muted);}

/* ---------- Network ---------- */
.network{
  background:linear-gradient(160deg,#fff3ec,#fffaf7);border-radius:24px;
  border:1px solid var(--line);padding:44px;box-shadow:var(--shadow);
}
.net-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;}
.net-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:26px;}
.net-item{background:#fff;border-radius:12px;padding:14px 16px;border:1px solid var(--line);display:flex;gap:10px;align-items:center;}
.net-item svg{width:18px;height:18px;stroke:var(--orange-deep);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;}
.net-item span{font-size:14px;font-weight:600;color:var(--ink-2);}
.net-map{
  position:relative;background:#fff;border-radius:20px;border:1px solid var(--line);padding:26px;
}
.net-map h4{font-size:15px;margin-bottom:16px;color:var(--ink);}
.net-bars{display:grid;gap:14px;}
.net-bar span{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:6px;font-weight:600;}
.net-bar i{display:block;height:9px;border-radius:99px;background:#f4e7df;overflow:hidden;}
.net-bar i b{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--orange),var(--amber));width:0;transition:width 1.4s cubic-bezier(.2,.7,.3,1);}

/* ---------- Compare table ---------- */
.table-scroll{overflow-x:auto;border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;}
table.compare{width:100%;border-collapse:collapse;min-width:780px;}
table.compare th,table.compare td{padding:16px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);}
table.compare thead th{
  background:linear-gradient(135deg,#fff3ec,#fff7f2);font-weight:800;color:var(--ink);font-size:14px;white-space:nowrap;
}
table.compare thead th.reco{
  background:linear-gradient(135deg,var(--orange),var(--orange-deep));color:#fff;position:relative;
}
table.compare tbody tr:hover{background:var(--bg-soft);}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare td:first-child{font-weight:700;color:var(--ink);}
.yes{color:#1a9d58;font-weight:700;}
.no{color:#b9aca4;font-weight:600;}
.stars{color:var(--amber);letter-spacing:2px;font-size:15px;}
.score-big{font-size:26px;font-weight:800;color:var(--orange-deep);}
.score-big small{font-size:13px;color:var(--muted);font-weight:600;}

/* ---------- Reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.review{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  display:flex;flex-direction:column;gap:14px;transition:transform .28s,box-shadow .28s;position:relative;
}
.review:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(255,90,31,.25);}
.review-quote{font-size:38px;line-height:1;color:rgba(255,90,31,.22);font-weight:800;}
.review p{font-size:14.5px;color:var(--ink-2);flex:1;}
.review-user{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid var(--line);}
.avatar{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;font-size:16px;
  background:linear-gradient(135deg,var(--orange),var(--amber));flex-shrink:0;
}
.review-user b{display:block;font-size:14.5px;color:var(--ink);}
.review-user small{font-size:12.5px;color:var(--muted);}
.review .stars{font-size:13px;letter-spacing:1px;}

/* ---------- Cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.case{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .28s,box-shadow .28s;
}
.case:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.case-img{position:relative;aspect-ratio:16/10;overflow:hidden;background:#fdf1e9;}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.case:hover .case-img img{transform:scale(1.06);}
.case-badge{
  position:absolute;top:12px;left:12px;font-size:12px;font-weight:700;color:#fff;
  background:rgba(232,65,10,.92);padding:4px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.case-body{padding:22px;}
.case-body h4{font-size:16.5px;margin-bottom:8px;}
.case-body p{font-size:13.5px;color:var(--muted);margin-bottom:14px;}
.case-kpi{display:flex;gap:18px;padding-top:14px;border-top:1px dashed var(--line);}
.case-kpi div b{display:block;font-size:18px;color:var(--orange-deep);font-weight:800;}
.case-kpi div small{font-size:12px;color:var(--muted);}
.case-cta{text-align:center;margin-top:40px;}

/* ---------- Token price ---------- */
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
  text-align:center;transition:transform .28s,box-shadow .28s;position:relative;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.price-card.featured{
  background:linear-gradient(160deg,#fff4ed,#fff);border-color:rgba(255,90,31,.4);
  box-shadow:0 16px 40px rgba(232,65,10,.16);
}
.price-card.featured::before{
  content:"推荐";position:absolute;top:-11px;left:50%;transform:translateX(-50%);
  background:linear-gradient(135deg,var(--orange),var(--orange-deep));color:#fff;
  font-size:12px;font-weight:700;padding:4px 16px;border-radius:999px;
  box-shadow:0 6px 14px rgba(232,65,10,.3);
}
.price-card h4{font-size:15px;color:var(--muted);font-weight:700;margin-bottom:12px;}
.price-card .p{font-size:32px;font-weight:800;color:var(--orange-deep);line-height:1;letter-spacing:-1px;}
.price-card .p small{font-size:14px;color:var(--muted);font-weight:600;}
.price-card ul{margin-top:18px;display:grid;gap:9px;text-align:left;}
.price-card ul li{font-size:13.5px;color:var(--ink-2);display:flex;gap:8px;align-items:flex-start;}
.price-card ul li::before{content:"✓";color:var(--orange);font-weight:800;flex-shrink:0;}
.price-note{
  text-align:center;font-size:13px;color:var(--muted);margin-top:26px;
}

/* ---------- Forms ---------- */
.match-wrap{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:start;
}
.match-info h2{font-size:clamp(24px,3vw,32px);margin-bottom:16px;}
.match-info p{color:var(--muted);font-size:15px;margin-bottom:22px;}
.match-feature{display:grid;gap:14px;}
.match-feature li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:14px;color:var(--ink-2);}
.match-feature .num{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--orange),var(--amber));color:#fff;font-size:12.5px;font-weight:800;
}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px 30px;box-shadow:var(--shadow-lg);
}
.form-card h3{font-size:20px;margin-bottom:8px;}
.form-card .form-sub{font-size:13.5px;color:var(--muted);margin-bottom:24px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom: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:var(--ink);}
.field label .req{color:var(--orange);}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:14px;color:var(--ink-2);
  padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:#fffaf7;
  transition:border-color .2s,box-shadow .2s,background .2s;width:100%;
}
.field textarea{resize:vertical;min-height:110px;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--orange);background:#fff;box-shadow:0 0 0 4px rgba(255,90,31,.12);
}
.form-card .btn{width:100%;margin-top:6px;padding:14px;font-size:15.5px;}
.form-tip{font-size:12.5px;color:var(--muted);margin-top:14px;text-align:center;}
.form-tip b{color:var(--orange-deep);}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:14px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:box-shadow .25s,border-color .25s;}
.faq-item.open{border-color:rgba(255,90,31,.35);box-shadow:var(--shadow);}
.faq-q{
  width:100%;text-align:left;font-family:inherit;font-size:15.5px;font-weight:700;color:var(--ink);
  background:none;border:0;padding:20px 24px;display:flex;justify-content:space-between;gap:16px;align-items:center;cursor:pointer;
}
.faq-q .plus{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,90,31,.1);color:var(--orange-deep);font-size:16px;font-weight:800;
  transition:transform .3s,background .3s;
}
.faq-item.open .faq-q .plus{transform:rotate(45deg);background:var(--orange);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s ease;}
.faq-a p{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ---------- Articles ---------- */
.article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:40px;}
.article{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;
  transition:transform .25s,box-shadow .25s;display:flex;flex-direction:column;gap:10px;
}
.article:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.article .a-tag{font-size:12px;font-weight:700;color:var(--orange-deep);letter-spacing:.5px;}
.article h4{font-size:15.5px;line-height:1.5;}
.article p{font-size:13.5px;color:var(--muted);flex:1;}
.article .a-more{font-size:13px;color:var(--orange-deep);font-weight:700;}

/* ---------- Tag cloud ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.tag-cloud a{
  font-size:13.5px;padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--ink-2);transition:.22s;
}
.tag-cloud a:hover{background:var(--bg-soft);border-color:rgba(255,90,31,.4);color:var(--orange-deep);transform:translateY(-3px);}

/* ---------- Timeline ---------- */
.timeline{position:relative;max-width:820px;margin:0 auto;padding-left:32px;}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--orange),var(--amber),var(--line));}
.tl-item{position:relative;padding-bottom:30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-32px;top:5px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.14);
}
.tl-item b{display:block;font-size:15.5px;color:var(--ink);margin-bottom:6px;}
.tl-item p{font-size:13.5px;color:var(--muted);}

/* ---------- Contact / Join ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;}
.contact-card,.join-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px 30px;box-shadow:var(--shadow);
}
.contact-card h3,.join-card h3{font-size:20px;margin-bottom:18px;}
.contact-line{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink-2);}
.contact-line:last-of-type{border-bottom:0;}
.contact-line svg{width:18px;height:18px;stroke:var(--orange-deep);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;margin-top:3px;}
.contact-line b{color:var(--ink);}
.kefu-box{margin-top:18px;display:flex;gap:16px;align-items:center;background:var(--bg-soft);border-radius:14px;padding:16px;}
.kefu-box img{width:110px;height:110px;object-fit:cover;border-radius:10px;border:1px solid var(--line);}
.kefu-box small{font-size:13px;color:var(--muted);display:block;line-height:1.7;}
.kefu-box b{font-size:14.5px;color:var(--ink);display:block;margin-bottom:6px;}
.join-card{background:linear-gradient(160deg,#fff4ed,#fff);border-color:rgba(255,90,31,.3);}
.join-card p{font-size:14px;color:var(--muted);margin-bottom:18px;}
.join-points{display:grid;gap:12px;margin-bottom:22px;}
.join-points li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink-2);}
.join-points .dot{width:8px;height:8px;border-radius:50%;background:var(--orange);flex-shrink:0;margin-top:8px;}

/* ---------- Footer ---------- */
.site-footer{background:#1c1410;color:#c9bcb4;padding:64px 0 28px;margin-top:20px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:44px;}
.footer-brand .ai-page-logo{filter:brightness(0) invert(1);max-width:130px;margin-bottom:16px;}
.footer-brand p{font-size:13.5px;line-height:1.9;color:#a99c94;max-width:300px;}
.footer-col h5{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.5px;color:#a99c94;transition:color .2s;}
.footer-col a:hover{color:var(--orange-soft);}
.footer-links-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.09);padding-top:22px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8b7f78;
}
.footer-bottom a{color:#a99c94;}
.footer-bottom a:hover{color:var(--orange-soft);}

/* ---------- Floating ---------- */
.float-actions{position:fixed;right:20px;bottom:24px;z-index:90;display:flex;flex-direction:column;gap:12px;}
.fab{
  width:52px;height:52px;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;
  background:#fff;box-shadow:0 10px 26px rgba(232,65,10,.22);transition:transform .25s,box-shadow .25s;
  color:var(--orange-deep);position:relative;
}
.fab:hover{transform:translateY(-4px) scale(1.05);box-shadow:0 16px 32px rgba(232,65,10,.3);}
.fab svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.fab-primary{background:linear-gradient(135deg,var(--orange),var(--orange-deep));color:#fff;}
.fab-top{opacity:0;visibility:hidden;transform:translateY(10px);transition:.3s;}
.fab-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.fab-tip{
  position:absolute;right:62px;top:50%;transform:translateY(-50%) translateX(6px);
  background:var(--ink);color:#fff;font-size:12.5px;padding:6px 12px;border-radius:8px;white-space:nowrap;
  opacity:0;visibility:hidden;transition:.25s;pointer-events:none;
}
.fab:hover .fab-tip{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0);}
.kefu-pop{
  position:fixed;right:20px;bottom:88px;z-index:95;background:#fff;border-radius:16px;padding:16px;
  box-shadow:0 20px 50px rgba(0,0,0,.16);border:1px solid var(--line);
  opacity:0;visibility:hidden;transform:translateY(12px) scale(.96);transition:.28s;text-align:center;width:200px;
}
.kefu-pop.show{opacity:1;visibility:visible;transform:translateY(0) scale(1);}
.kefu-pop img{width:160px;height:160px;object-fit:cover;border-radius:10px;margin:0 auto 10px;border:1px solid var(--line);}
.kefu-pop b{font-size:13.5px;color:var(--ink);display:block;}
.kefu-pop small{font-size:12px;color:var(--muted);}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1);}
.reveal.in{opacity:1;transform:translateY(0);}
.reveal.d1{transition-delay:.08s;}
.reveal.d2{transition-delay:.16s;}
.reveal.d3{transition-delay:.24s;}
.reveal.d4{transition-delay:.32s;}

/* ---------- Responsive ---------- */
@media(max-width:1080px){
  .nav-links a{padding:8px 8px;font-size:13.5px;}
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero-panel{max-width:560px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .price-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:900px){
  .nav-links{
    position:fixed;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:rgba(255,250,247,.98);backdrop-filter:blur(16px);padding:14px 20px 26px;
    border-bottom:1px solid var(--line);box-shadow:0 18px 40px rgba(232,65,10,.12);
    transform:translateY(-12px);opacity:0;visibility:hidden;transition:.32s;max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .nav-links.open{transform:translateY(0);opacity:1;visibility:visible;}
  .nav-links a{padding:12px 14px;font-size:15px;border-bottom:1px solid var(--line);border-radius:0;}
  .nav-toggle{display:flex;}
  .nav-cta .btn-ghost{display:none;}
  .grid-3,.grid-4,.scene-grid,.ind-grid,.review-grid,.case-grid,.article-list,.steps{grid-template-columns:repeat(2,1fr);}
  .about-grid,.net-grid,.match-wrap,.contact-grid{grid-template-columns:1fr;gap:34px;}
  .stats-card{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .network{padding:30px;}
}
@media(max-width:620px){
  .section-pad{padding:60px 0;}
  .hero{padding:120px 0 74px;}
  .grid-3,.grid-4,.scene-grid,.ind-grid,.review-grid,.case-grid,.article-list,.steps,.price-grid,.form-row,.net-list{grid-template-columns:1fr;}
  .stats-card{grid-template-columns:1fr 1fr;}
  .stat{padding:22px 12px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-links-grid{grid-template-columns:1fr 1fr;}
  .hero-actions .btn{width:100%;}
  .hero-strip b{font-size:17px;}
  .form-card{padding:26px 20px;}
  .contact-card,.join-card{padding:26px 20px;}
  .hero-panel{padding:20px;}
  .kefu-box{flex-direction:column;text-align:center;}
  .float-actions{right:14px;bottom:16px;}
  .fab{width:46px;height:46px;}
  .kefu-pop{right:14px;bottom:76px;}
  .timeline{padding-left:28px;}
  .tl-item::before{left:-28px;}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;}
  html{scroll-behavior:auto;}
}