:root{
  --orange:#ff5a1f;
  --orange-deep:#e83f00;
  --orange-soft:#fff1e8;
  --orange-line:#ffd9c4;
  --ink:#1c1410;
  --ink-2:#3d322b;
  --ink-3:#6e6259;
  --bg:#fffaf6;
  --card:#ffffff;
  --line:#f1e3d8;
  --shadow:0 10px 30px rgba(255,90,31,.10);
  --shadow-lg:0 20px 50px rgba(255,90,31,.16);
  --radius:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:
    radial-gradient(1200px 500px at 10% -5%, #ffe7d8 0%, rgba(255,231,216,0) 60%),
    radial-gradient(1000px 500px at 95% 0%, #ffeede 0%, rgba(255,238,222,0) 55%),
    var(--bg);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
h1,h2,h3,h4{line-height:1.3;color:var(--ink);font-weight:800}
h2{font-size:1.7rem;letter-spacing:-.5px}
.section{padding:64px 0}
.section-head{max-width:760px;margin:0 auto 40px;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;letter-spacing:2px;
  color:var(--orange-deep);background:var(--orange-soft);
  border:1px solid var(--orange-line);border-radius:999px;
  padding:6px 16px;margin-bottom:14px;text-transform:uppercase;
}
.section-head p{color:var(--ink-3);margin-top:12px;font-size:1rem}
.grad-text{color:var(--orange-deep)}

/* ---------- Top Bar ---------- */
.topbar{
  background:var(--ink);color:#ffe6d8;font-size:.8rem;
}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:38px;flex-wrap:wrap}
.topbar a{color:#ffd0b3}
.topbar a:hover{color:#fff}
.topbar .tb-left{display:flex;gap:18px;flex-wrap:wrap}
.topbar .tb-right{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,250,246,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:70px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.15rem;letter-spacing:.5px;flex-shrink:0}
.brand .ai-page-logo{width:38px;height:38px;object-fit:contain;border-radius:10px;background:#fff;padding:3px;border:1px solid var(--orange-line)}
.brand span{color:var(--ink)}
.brand em{font-style:normal;color:var(--orange-deep)}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap;flex:1;justify-content:center}
.nav-links a{padding:8px 11px;font-size:.9rem;color:var(--ink-2);font-weight:600;border-radius:8px;transition:color .2s,background .2s;white-space:nowrap}
.nav-links a:hover{color:var(--orange-deep);background:var(--orange-soft)}
.nav-actions{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:.92rem;border-radius:999px;
  padding:11px 22px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease, box-shadow .25s ease, background .2s, color .2s;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:linear-gradient(120deg,var(--orange) 0%,#ff8a3d 100%);color:#fff;box-shadow:0 10px 22px rgba(255,90,31,.32)}
.btn-primary:hover{box-shadow:0 14px 30px rgba(255,90,31,.42)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--orange-line)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange-deep)}
.btn-dark{background:var(--ink);color:#ffe8db}
.btn-dark:hover{background:#2c211b}
.btn-sm{padding:8px 16px;font-size:.85rem}
.menu-toggle{
  display:none;background:#fff;border:1px solid var(--orange-line);
  width:42px;height:42px;border-radius:12px;cursor:pointer;align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;border-radius:2px}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:70px 0 76px}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(700px 340px at 78% 12%, rgba(255,138,61,.22), transparent 70%),
    radial-gradient(520px 300px at 8% 82%, rgba(255,90,31,.16), transparent 72%);
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:700;
  color:var(--orange-deep);background:#fff;border:1px solid var(--orange-line);
  border-radius:999px;padding:7px 16px;margin-bottom:20px;box-shadow:var(--shadow);
}
.hero-badge .dot{width:8px;height:8px;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 4px rgba(255,90,31,.18)}50%{box-shadow:0 0 0 8px rgba(255,90,31,.06)}}
.hero h1{font-size:clamp(2rem,3.6vw,2.9rem);letter-spacing:-1px;margin-bottom:18px}
.hero h1 .hl{position:relative;color:var(--orange-deep);white-space:nowrap}
.hero h1 .hl::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;background:rgba(255,90,31,.18);border-radius:6px;z-index:-1}
.hero p.lead{font-size:1.05rem;color:var(--ink-3);max-width:540px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:32px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:520px}
.hero-stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;box-shadow:var(--shadow)}
.hero-stat strong{display:block;font-size:1.35rem;color:var(--orange-deep);letter-spacing:-.5px}
.hero-stat span{font-size:.8rem;color:var(--ink-3)}
/* Hero visual: pure CSS, no images */
.hero-visual{position:relative;min-height:340px}
.orb{
  position:absolute;border-radius:50%;filter:blur(2px);
}
.orb.o1{width:220px;height:220px;right:30px;top:10px;background:radial-gradient(circle at 35% 35%, #ffb27a, #ff5a1f 70%);opacity:.9;animation:float1 7s ease-in-out infinite}
.orb.o2{width:130px;height:130px;left:10px;bottom:30px;background:radial-gradient(circle at 40% 40%, #ffd9c0, #ff8a3d 70%);opacity:.85;animation:float2 6s ease-in-out infinite}
.orb.o3{width:70px;height:70px;right:20px;bottom:70px;background:radial-gradient(circle at 40% 40%, #fff, #ffb27a 70%);opacity:.9;animation:float1 5s ease-in-out infinite reverse}
@keyframes float1{0%,100%{transform:translateY(0)}50%{transform:translateY(-18px)}}
@keyframes float2{0%,100%{transform:translateY(0)}50%{transform:translateY(14px)}}
.glass-card{
  position:absolute;background:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.9);
  border-radius:16px;padding:14px 18px;box-shadow:var(--shadow-lg);backdrop-filter:blur(10px);
}
.glass-card.g1{top:40px;left:0;animation:float2 8s ease-in-out infinite}
.glass-card.g2{bottom:30px;right:0;animation:float1 7s ease-in-out infinite}
.glass-card h4{font-size:.85rem;color:var(--ink-3);font-weight:700;margin-bottom:4px}
.glass-card p{font-size:1.05rem;font-weight:800;color:var(--orange-deep)}
.ring{
  position:absolute;inset:auto 40px auto auto;width:260px;height:260px;top:50%;transform:translateY(-50%);
  border:2px dashed rgba(255,90,31,.35);border-radius:50%;animation:spin 24s linear infinite;
}
@keyframes spin{to{transform:translateY(-50%) rotate(360deg)}}

/* ---------- Metrics ---------- */
.metrics{padding:10px 0 56px}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;text-align:center;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.metric .num{font-size:2rem;font-weight:900;color:var(--orange-deep);letter-spacing:-1px}
.metric .label{font-size:.9rem;color:var(--ink-3);margin-top:6px}

/* ---------- About / Platform intro ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.about-text h2{margin-bottom:16px}
.about-text p{color:var(--ink-3);margin-bottom:14px}
.about-list{display:grid;gap:12px;margin-top:22px}
.about-list li{display:flex;gap:12px;align-items:flex-start;font-size:.95rem;color:var(--ink-2)}
.about-list .tick{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--orange-soft);color:var(--orange-deep);
  display:flex;align-items:center;justify-content:center;font-weight:900;font-size:.8rem;border:1px solid var(--orange-line)
}
.about-visual{display:grid;gap:16px}
.media-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;box-shadow:var(--shadow);transition:transform .25s, box-shadow .25s;
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.media-card img{border-radius:12px;width:100%;object-fit:cover}
.media-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.media-cap{font-size:.85rem;color:var(--ink-3);margin-top:10px;text-align:center}

/* ---------- Services ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.service-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);transition:transform .25s, box-shadow .25s, border-color .25s;
  display:flex;flex-direction:column;gap:10px;
}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--orange-line)}
.service-icon{
  width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,#fff1e8,#ffd9c4);
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:var(--orange-deep);border:1px solid var(--orange-line)
}
.service-card h3{font-size:1.05rem;margin-top:2px}
.service-card p{font-size:.9rem;color:var(--ink-3)}

/* ---------- One-stop workflow ---------- */
.flow{
  background:linear-gradient(160deg,#fff5ee 0%,#fffaf6 60%,#ffffff 100%);
  border:1px solid var(--line);border-radius:26px;padding:44px 32px;box-shadow:var(--shadow);
}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px}
.flow-step{position:relative;padding:22px 18px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 6px 18px rgba(255,90,31,.07);transition:transform .25s}
.flow-step:hover{transform:translateY(-4px)}
.flow-step .step-num{
  position:absolute;top:-16px;left:18px;width:38px;height:38px;border-radius:50%;
  background:linear-gradient(135deg,var(--orange),#ff8a3d);color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:.95rem;box-shadow:0 8px 18px rgba(255,90,31,.3)
}
.flow-step h3{font-size:1rem;margin:14px 0 8px}
.flow-step p{font-size:.88rem;color:var(--ink-3)}

/* ---------- Industry ---------- */
.industry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.industry-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff;
  box-shadow:var(--shadow);transition:.25s;position:relative;overflow:hidden;
}
.industry-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(var(--orange),#ffb27a);opacity:.9}
.industry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.industry-card h3{font-size:1.05rem;margin-bottom:8px;padding-left:6px}
.industry-card p{font-size:.9rem;color:var(--ink-3);padding-left:6px}

/* ---------- Network ---------- */
.network{background:var(--ink);color:#ffe6d8;border-radius:26px;padding:48px 32px;position:relative;overflow:hidden}
.network::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(255,90,31,.4),transparent 70%)}
.network h2{color:#fff;margin-bottom:12px}
.network p.desc{color:#ffcbb0;max-width:640px;margin-bottom:32px}
.network-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative;z-index:1}
.network-item{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:20px}
.network-item h3{color:#ffb27a;font-size:1rem;margin-bottom:6px}
.network-item p{font-size:.85rem;color:#ffe6d8}

/* ---------- Process timeline ---------- */
.timeline{position:relative;display:grid;gap:22px;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--orange),#ffd9c4)}
.tl-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow)}
.tl-item::before{content:"";position:absolute;left:-26px;top:24px;width:14px;height:14px;border-radius:50%;background:var(--orange);border:3px solid #fff;box-shadow:0 0 0 3px rgba(255,90,31,.18)}
.tl-item h3{font-size:1.02rem;margin-bottom:6px}
.tl-item p{font-size:.9rem;color:var(--ink-3)}

/* ---------- Cases ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.case-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.25s}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.case-thumb{position:relative;overflow:hidden;background:var(--orange-soft)}
.case-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s}
.case-card:hover .case-thumb img{transform:scale(1.05)}
.case-body{padding:18px 20px 22px}
.case-tag{display:inline-block;font-size:.75rem;font-weight:700;color:var(--orange-deep);background:var(--orange-soft);border:1px solid var(--orange-line);border-radius:999px;padding:3px 10px;margin-bottom:10px}
.case-body h3{font-size:1rem;margin-bottom:8px}
.case-body p{font-size:.88rem;color:var(--ink-3)}

/* ---------- Compare ---------- */
.compare-wrap{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:hidden}
.score-bar{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:26px;background:linear-gradient(120deg,#fff3ea,#fffaf6);border-bottom:1px solid var(--line)
}
.score-item{text-align:center}
.score-item .big{font-size:1.8rem;font-weight:900;color:var(--orange-deep);letter-spacing:-1px}
.score-item .lbl{font-size:.85rem;color:var(--ink-3)}
.stars{color:#ff8a3d;font-size:1.2rem;letter-spacing:2px}
.table-scroll{overflow-x:auto}
table.compare{width:100%;border-collapse:collapse;min-width:720px}
table.compare th,table.compare td{padding:15px 20px;text-align:left;font-size:.92rem;border-bottom:1px solid var(--line)}
table.compare thead th{background:var(--orange-soft);color:var(--orange-deep);font-weight:800}
table.compare tbody tr:hover{background:#fffaf6}
table.compare td:first-child{font-weight:700;color:var(--ink);width:32%}
.good{color:var(--orange-deep);font-weight:700}
.rate-note{padding:18px 26px;font-size:.85rem;color:var(--ink-3);background:#fffaf6;border-top:1px solid var(--line)}

/* ---------- Reviews ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:.25s;display:flex;flex-direction:column;gap:14px}
.review:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.review .quote{font-size:.92rem;color:var(--ink-2);flex:1}
.review .who{display:flex;align-items:center;gap:10px}
.avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#ff8a3d,#ff5a1f);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem;flex-shrink:0}
.who-meta strong{display:block;font-size:.9rem;color:var(--ink)}
.who-meta span{font-size:.78rem;color:var(--ink-3)}
.review .stars{font-size:.85rem}

/* ---------- Token compare / pricing ---------- */
.token-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}
.token-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.token-card h3{font-size:1.05rem;margin-bottom:14px}
.token-row{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px dashed var(--line);font-size:.9rem}
.token-row:last-child{border-bottom:none}
.token-row .price{font-weight:800;color:var(--orange-deep)}
.token-note{font-size:.82rem;color:var(--ink-3);margin-top:14px}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 6px 16px rgba(255,90,31,.06)}
.faq-q{
  width:100%;background:none;border:none;text-align:left;cursor:pointer;
  padding:18px 22px;font-size:.98rem;font-weight:700;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:inherit;
}
.faq-q .icon{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--orange-soft);color:var(--orange-deep);display:flex;align-items:center;justify-content:center;font-weight:900;transition:transform .3s}
.faq-item.open .faq-q .icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 22px}
.faq-a p{padding:0 0 18px;font-size:.9rem;color:var(--ink-3)}

/* ---------- Articles ---------- */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:.25s;display:flex;flex-direction:column;gap:10px}
.article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.article-card .date{font-size:.78rem;color:var(--orange-deep);font-weight:700}
.article-card h3{font-size:1rem}
.article-card h3 a:hover{color:var(--orange-deep)}
.article-card p{font-size:.86rem;color:var(--ink-3)}

/* ---------- Form ---------- */
.form-wrap{background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}
.form-info h2{margin-bottom:14px}
.form-info p{color:var(--ink-3);margin-bottom:20px;font-size:.95rem}
.form-contact{display:grid;gap:14px}
.form-contact .fc{display:flex;gap:12px;align-items:flex-start;font-size:.9rem;color:var(--ink-2)}
.fc .ic{flex-shrink:0;width:34px;height:34px;border-radius:10px;background:var(--orange-soft);color:var(--orange-deep);display:flex;align-items:center;justify-content:center;border:1px solid var(--orange-line);font-size:.95rem}
.fc strong{display:block;color:var(--ink)}
.fc span{color:var(--ink-3);word-break:break-all}
form.need-form{display:grid;gap:14px}
.field{display:grid;gap:6px}
.field label{font-size:.85rem;font-weight:700;color:var(--ink-2)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:.92rem;color:var(--ink);
  border:1px solid var(--line);background:#fffaf6;border-radius:10px;padding:11px 14px;outline:none;
  transition:border-color .2s,box-shadow .2s;width:100%;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,90,31,.12);background:#fff}
.field textarea{resize:vertical;min-height:96px}
.form-msg{font-size:.85rem;color:var(--orange-deep);display:none}
.form-msg.show{display:block}

/* ---------- Join agent ---------- */
.join{background:linear-gradient(135deg,#fff1e8,#ffe3d1);border:1px solid var(--orange-line);border-radius:24px;padding:40px 32px;display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center}
.join h2{margin-bottom:12px}
.join p{color:var(--ink-2);font-size:.95rem;margin-bottom:18px}
.join-list{display:grid;gap:10px;margin-bottom:22px}
.join-list li{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:var(--ink-2)}
.join-list .tick{flex-shrink:0;width:20px;height:20px;border-radius:50%;background:#fff;color:var(--orange-deep);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:.72rem;border:1px solid var(--orange-line)}
.join-qr{background:#fff;border-radius:16px;padding:16px;text-align:center;box-shadow:var(--shadow)}
.join-qr img{width:150px;height:150px;object-fit:cover;margin:0 auto 10px;border-radius:12px}
.join-qr p{font-size:.82rem;color:var(--ink-3);margin:0}

/* ---------- Tags ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.tag{font-size:.84rem;padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-2);transition:.2s;font-weight:600}
.tag:hover{background:var(--orange-soft);border-color:var(--orange-line);color:var(--orange-deep);transform:translateY(-2px)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#f3d9cc;padding:52px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.footer-brand .brand{color:#fff;margin-bottom:14px}
.footer-brand .brand span{color:#fff}
.footer-brand p{font-size:.86rem;color:#d8b9a8;max-width:300px}
.footer-col h4{color:#ffb27a;font-size:.95rem;margin-bottom:14px}
.footer-col ul{display:grid;gap:9px}
.footer-col a,.footer-col span{font-size:.86rem;color:#e2c4b3}
.footer-col a:hover{color:#fff}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 16px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.8rem;color:#c3a595}
.footer-bottom a{color:#ffb27a}

/* ---------- Float ---------- */
.to-top{
  position:fixed;right:20px;bottom:96px;z-index:70;width:46px;height:46px;border-radius:14px;
  background:#fff;border:1px solid var(--orange-line);color:var(--orange-deep);
  display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow);
  opacity:0;pointer-events:none;transition:.3s;font-size:1.1rem;font-weight:900;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--orange-soft);transform:translateY(-3px)}
.float-kf{
  position:fixed;right:20px;bottom:30px;z-index:70;
  background:linear-gradient(120deg,var(--orange),#ff8a3d);color:#fff;font-weight:800;
  border-radius:999px;padding:12px 20px;box-shadow:0 12px 28px rgba(255,90,31,.4);
  display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.9rem;transition:.25s;border:none;
}
.float-kf:hover{transform:translateY(-3px)}
.kf-panel{
  position:fixed;right:20px;bottom:88px;z-index:71;background:#fff;border:1px solid var(--line);
  border-radius:18px;padding:18px;box-shadow:var(--shadow-lg);width:220px;text-align:center;
  opacity:0;pointer-events:none;transform:translateY(10px);transition:.28s;
}
.kf-panel.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.kf-panel img{width:150px;height:150px;object-fit:cover;margin:0 auto 10px;border-radius:12px}
.kf-panel p{font-size:.82rem;color:var(--ink-3);margin-bottom:4px}
.kf-panel strong{font-size:.85rem;color:var(--ink)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .nav-links{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-lg);gap:0}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 8px;border-radius:8px}
  .menu-toggle{display:flex}
  .nav-actions .btn-ghost{display:none}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-visual{min-height:280px}
  .orb.o1{width:170px;height:170px;right:8px}
  .orb.o2{width:100px;height:100px}
  .ring{display:none}
  .about-grid{grid-template-columns:1fr}
  .service-grid,.industry-grid,.case-grid,.review-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .network-grid{grid-template-columns:repeat(2,1fr)}
  .form-wrap{grid-template-columns:1fr}
  .join{grid-template-columns:1fr}
  .token-wrap{grid-template-columns:1fr}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .site-header{position:sticky}
}
@media(max-width:640px){
  .section{padding:44px 0}
  h2{font-size:1.4rem}
  .topbar .container{justify-content:center;text-align:center}
  .topbar .tb-right{display:none}
  .hero{padding:48px 0 56px}
  .hero-cta .btn{width:100%}
  .hero-stats{grid-template-columns:1fr 1fr}
  .service-grid,.industry-grid,.case-grid,.review-grid,.article-grid,.flow-grid,.network-grid,.metrics-grid{grid-template-columns:1fr}
  .score-bar{grid-template-columns:1fr;gap:18px;padding:20px}
  .form-wrap{padding:22px}
  .flow{padding:30px 18px}
  .network{padding:32px 20px}
  .join{padding:28px 20px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column}
  .float-kf{right:14px;bottom:20px;padding:10px 16px;font-size:.82rem}
  .to-top{right:14px;bottom:80px}
  .media-pair{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}