*{margin:0;padding:0;box-sizing:border-box}
:root{
  --ink:#1a1033;
  --ink-2:#4a3d66;
  --ink-3:#7a6f94;
  --coral:#ff4d6d;
  --coral-d:#e63356;
  --violet:#7b2ff7;
  --violet-d:#5b1fd1;
  --amber:#ffb020;
  --mint:#00c9a7;
  --bg:#fff7f9;
  --bg-2:#fdf1f6;
  --card:#ffffff;
  --line:#f0dde8;
  --shadow:0 10px 30px rgba(123,47,247,.08);
  --shadow-h:0 18px 44px rgba(255,77,109,.16);
  --radius:20px;
}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at 8% 0%, #ffe3ec 0%, transparent 34%),
    radial-gradient(circle at 92% 8%, #ede4ff 0%, transparent 36%),
    linear-gradient(180deg,#fff7f9 0%, #fdf4fb 40%, #fff9f5 100%);
  background-attachment:fixed;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,247,249,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(240,221,232,.8);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand .ai-page-logo{height:40px;width:auto}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text b{font-size:18px;letter-spacing:.5px}
.brand-text span{font-size:11px;color:var(--ink-3);letter-spacing:2px}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links a{
  padding:8px 12px;font-size:14px;color:var(--ink-2);border-radius:10px;
  transition:color .22s,background .22s;position:relative;
}
.nav-links a:hover{color:var(--coral);background:rgba(255,77,109,.08)}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,var(--coral),var(--violet));
  color:#fff !important;font-weight:600;font-size:14px;
  box-shadow:0 8px 20px rgba(255,77,109,.28);
  transition:transform .2s, box-shadow .2s;
  flex-shrink:0;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,77,109,.4)}
.menu-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border:1px solid var(--line);
  background:#fff;border-radius:12px;cursor:pointer;padding:0 10px;
}
.menu-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ HERO ============ */
.hero{
  position:relative;overflow:hidden;
  padding:70px 0 84px;
}
.hero-bg-orb{
  position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;z-index:0;
  animation:floatOrb 12s ease-in-out infinite;
}
.orb-1{width:420px;height:420px;background:#ffb3c8;top:-120px;left:-100px}
.orb-2{width:360px;height:360px;background:#cdb4ff;top:40px;right:-120px;animation-delay:-4s}
.orb-3{width:300px;height:300px;background:#ffd9a8;bottom:-140px;left:38%;animation-delay:-7s}
@keyframes floatOrb{
  0%,100%{transform:translate(0,0) scale(1)}
  50%{transform:translate(30px,-26px) scale(1.08)}
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;
  color:var(--violet-d);background:rgba(123,47,247,.1);
  border:1px solid rgba(123,47,247,.18);
  margin-bottom:22px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--coral);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.7)}}
h1{
  font-size:clamp(28px,4.2vw,50px);line-height:1.2;letter-spacing:-.5px;
  font-weight:800;margin-bottom:20px;
}
h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--coral),var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-desc{font-size:16px;color:var(--ink-2);max-width:560px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:999px;font-size:15px;font-weight:600;
  border:none;cursor:pointer;transition:transform .2s, box-shadow .2s, background .2s;
  font-family:inherit;
}
.btn-primary{
  background:linear-gradient(135deg,var(--coral),var(--violet));color:#fff;
  box-shadow:0 12px 28px rgba(255,77,109,.32);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(255,77,109,.44)}
.btn-ghost{
  background:#fff;color:var(--ink);border:1.5px solid var(--line);
  box-shadow:0 4px 14px rgba(26,16,51,.05);
}
.btn-ghost:hover{border-color:var(--coral);color:var(--coral);transform:translateY(-3px)}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{
  font-size:13px;padding:6px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  transition:.2s;
}
.hero-tags span:hover{border-color:var(--coral);color:var(--coral);transform:translateY(-2px)}

/* hero visual card (no image) */
.hero-visual{position:relative}
.hero-panel{
  background:linear-gradient(160deg,#fff 0%, #fef3f8 100%);
  border:1px solid var(--line);border-radius:26px;
  padding:26px;box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.hero-panel::before{
  content:"";position:absolute;top:-40%;right:-30%;width:220px;height:220px;
  background:linear-gradient(135deg,rgba(255,77,109,.18),rgba(123,47,247,.18));
  border-radius:50%;
}
.panel-title{font-size:14px;font-weight:700;color:var(--ink-3);letter-spacing:1px;margin-bottom:18px;position:relative}
.panel-metrics{display:grid;grid-template-columns:1fr 1fr;gap:14px;position:relative;margin-bottom:18px}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;
  transition:transform .25s, box-shadow .25s;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-h)}
.metric b{display:block;font-size:24px;line-height:1.2;color:var(--coral)}
.metric b small{font-size:13px;color:var(--ink-3);font-weight:600}
.metric span{font-size:12px;color:var(--ink-3)}
.panel-models{display:flex;flex-wrap:wrap;gap:8px;position:relative}
.panel-models i{
  font-style:normal;font-size:12px;padding:5px 11px;border-radius:8px;
  background:rgba(123,47,247,.08);color:var(--violet-d);font-weight:600;
  animation:modelIn .5s backwards;
}
.panel-models i:nth-child(2){animation-delay:.06s}
.panel-models i:nth-child(3){animation-delay:.12s}
.panel-models i:nth-child(4){animation-delay:.18s}
.panel-models i:nth-child(5){animation-delay:.24s}
.panel-models i:nth-child(6){animation-delay:.3s}
@keyframes modelIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ============ SECTION ============ */
section{padding:76px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--coral);margin-bottom:12px;padding:4px 12px;
  background:rgba(255,77,109,.08);border-radius:8px;
}
h2{font-size:clamp(24px,3.2vw,36px);line-height:1.28;font-weight:800;letter-spacing:-.4px;margin-bottom:14px}
.section-head p{font-size:15.5px;color:var(--ink-2)}

/* about */
.about-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;align-items:stretch}
.about-card{
  background:linear-gradient(150deg,#fff,#fff6fa);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:34px;box-shadow:var(--shadow);
}
.about-card h3{font-size:19px;margin-bottom:18px;color:var(--ink)}
.about-list{display:grid;gap:16px}
.about-list li{display:flex;gap:12px;font-size:14.5px;color:var(--ink-2)}
.about-list li b{display:block;color:var(--ink);font-size:15px;margin-bottom:2px}
.dot{
  flex-shrink:0;width:34px;height:34px;border-radius:11px;
  background:linear-gradient(135deg,rgba(255,77,109,.14),rgba(123,47,247,.14));
  color:var(--coral);font-weight:800;font-size:13px;
  display:flex;align-items:center;justify-content:center;
}
.about-side{display:grid;gap:16px;align-content:start}
.about-side-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:22px;box-shadow:0 6px 20px rgba(123,47,247,.06);
  transition:transform .25s, box-shadow .25s;
}
.about-side-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h)}
.about-side-card b{display:block;font-size:16px;margin-bottom:6px}
.about-side-card p{font-size:13.5px;color:var(--ink-3);line-height:1.65}

/* data metrics */
.data-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:52px}
.data-item{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:26px 20px;text-align:center;box-shadow:var(--shadow);
  transition:transform .25s, box-shadow .25s;
}
.data-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-h)}
.data-item b{display:block;font-size:clamp(24px,3.4vw,34px);font-weight:800;
  background:linear-gradient(120deg,var(--coral),var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.2;margin-bottom:6px}
.data-item span{font-size:13.5px;color:var(--ink-3)}

/* services */
.services{background:linear-gradient(180deg,rgba(255,255,255,.6),rgba(255,247,249,.2))}
.serv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.serv-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);position:relative;overflow:hidden;
  transition:transform .28s, box-shadow .28s, border-color .28s;
}
.serv-card::after{
  content:"";position:absolute;left:0;top:0;height:4px;width:0;
  background:linear-gradient(90deg,var(--coral),var(--violet));
  transition:width .35s;
}
.serv-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-h);border-color:rgba(255,77,109,.25)}
.serv-card:hover::after{width:100%}
.serv-icon{
  width:48px;height:48px;border-radius:14px;margin-bottom:18px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(255,77,109,.12),rgba(123,47,247,.12));
  font-size:22px;
}
.serv-card h3{font-size:17.5px;margin-bottom:10px}
.serv-card p{font-size:14px;color:var(--ink-2);line-height:1.7}

/* scenario tags cloud */
.tagcloud{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.tagcloud span{
  font-size:13.5px;padding:9px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  transition:all .22s;cursor:default;
}
.tagcloud span:hover{
  background:linear-gradient(135deg,var(--coral),var(--violet));
  color:#fff;border-color:transparent;transform:translateY(-3px) scale(1.03);
  box-shadow:0 10px 22px rgba(255,77,109,.24);
}

/* workflow steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.step{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:26px 22px;position:relative;
  transition:transform .25s, box-shadow .25s;
}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow-h)}
.step-num{
  font-size:13px;font-weight:800;color:#fff;
  width:36px;height:36px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--coral),var(--violet));
  margin-bottom:16px;
}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--ink-3);line-height:1.65}

/* industry / service network */
.industry-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.industry-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:18px 10px;text-align:center;font-size:13.5px;font-weight:600;color:var(--ink-2);
  transition:.22s;
}
.industry-item:hover{color:var(--coral);border-color:var(--coral);transform:translateY(-3px);box-shadow:0 10px 22px rgba(255,77,109,.12)}
.network-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
.network-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:22px;display:flex;gap:14px;align-items:flex-start;
  transition:.22s;
}
.network-card:hover{box-shadow:var(--shadow-h);transform:translateY(-3px)}
.network-card b{font-size:15px;display:block;margin-bottom:4px}
.network-card p{font-size:13px;color:var(--ink-3)}

/* case gallery */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .28s, box-shadow .28s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-h)}
.case-img{aspect-ratio:16/10;overflow:hidden;background:var(--bg-2)}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-card:hover .case-img img{transform:scale(1.05)}
.case-body{padding:20px 22px}
.case-body b{display:block;font-size:16px;margin-bottom:6px}
.case-body p{font-size:13.5px;color:var(--ink-3);line-height:1.6}

/* compare */
.compare-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
.compare-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.compare{width:100%;border-collapse:collapse;min-width:640px}
table.compare th,table.compare td{
  padding:16px 20px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);
}
table.compare thead th{
  background:linear-gradient(135deg,rgba(255,77,109,.08),rgba(123,47,247,.08));
  font-weight:700;color:var(--ink);font-size:14px;
}
table.compare thead th:first-child{color:var(--ink-2);font-weight:600}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:hover{background:rgba(255,77,109,.03)}
table.compare td:first-child{font-weight:600;color:var(--ink)}
table.compare td.rec{color:var(--coral);font-weight:700}
.rating-box{
  display:flex;flex-wrap:wrap;align-items:center;gap:24px;
  margin-top:28px;padding:26px 30px;border-radius:18px;
  background:linear-gradient(135deg,rgba(255,77,109,.08),rgba(123,47,247,.08));
  border:1px solid rgba(255,77,109,.15);
}
.rating-score{display:flex;align-items:baseline;gap:6px}
.rating-score b{font-size:44px;font-weight:800;color:var(--coral);line-height:1}
.rating-score span{font-size:16px;color:var(--ink-3)}
.rating-stars{display:flex;gap:4px;font-size:22px;color:var(--amber)}
.rating-text b{display:block;font-size:16px;margin-bottom:2px}
.rating-text span{font-size:13.5px;color:var(--ink-2)}

/* reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
  transition:transform .25s, box-shadow .25s;
  display:flex;flex-direction:column;gap:14px;
}
.review-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-h)}
.review-stars{display:flex;gap:3px;color:var(--amber);font-size:15px}
.review-text{font-size:14px;color:var(--ink-2);line-height:1.75;flex:1}
.review-user{display:flex;align-items:center;gap:12px;padding-top:14px;border-top:1px solid var(--line)}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--coral),var(--violet));
  color:#fff;font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:center;
}
.review-user b{display:block;font-size:14px}
.review-user span{font-size:12px;color:var(--ink-3)}

/* token price */
.token-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.token-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:26px;box-shadow:var(--shadow);position:relative;
  transition:transform .25s, box-shadow .25s;
}
.token-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-h)}
.token-card.featured{border-color:var(--coral);box-shadow:0 14px 34px rgba(255,77,109,.18)}
.token-card.featured::before{
  content:"推荐";position:absolute;top:16px;right:16px;
  font-size:11px;font-weight:700;color:#fff;padding:4px 10px;border-radius:999px;
  background:linear-gradient(135deg,var(--coral),var(--violet));
}
.token-card h3{font-size:17px;margin-bottom:6px}
.token-card .price{font-size:30px;font-weight:800;color:var(--coral);line-height:1.2;margin:12px 0 4px}
.token-card .price small{font-size:13px;color:var(--ink-3);font-weight:600}
.token-card ul{display:grid;gap:9px;margin-top:16px}
.token-card li{font-size:13.5px;color:var(--ink-2);display:flex;gap:8px;align-items:flex-start}
.token-card li::before{content:"✓";color:var(--mint);font-weight:800;flex-shrink:0}

/* articles */
.article-list{display:grid;gap:14px}
.article-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:22px 26px;display:flex;justify-content:space-between;align-items:center;gap:20px;
  transition:.22s;
}
.article-item:hover{box-shadow:var(--shadow-h);transform:translateX(4px);border-color:rgba(255,77,109,.22)}
.article-item h3{font-size:15.5px;margin-bottom:4px}
.article-item p{font-size:13px;color:var(--ink-3)}
.article-item .link-arrow{font-size:13px;color:var(--coral);font-weight:600;white-space:nowrap}

/* faq */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  overflow:hidden;transition:box-shadow .22s, border-color .22s;
}
.faq-item.open{border-color:rgba(255,77,109,.3);box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:18px 24px;background:none;border:none;cursor:pointer;
  font-family:inherit;font-size:15px;font-weight:600;color:var(--ink);text-align:left;
}
.faq-q:hover{color:var(--coral)}
.faq-icon{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,77,109,.1);color:var(--coral);font-size:16px;line-height:1;
  transition:transform .3s;
}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .32s ease;
  font-size:14px;color:var(--ink-2);line-height:1.75;
}
.faq-a div{padding:0 24px 20px}

/* form */
.form-section{
  background:linear-gradient(150deg,#fff,#fdf2f9);
  border:1px solid var(--line);border-radius:26px;
  padding:44px;box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:13.5px;font-weight:600;color:var(--ink)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 16px;border:1.5px solid var(--line);border-radius:12px;
  font-size:14px;font-family:inherit;color:var(--ink);background:#fff;
  transition:border-color .2s, box-shadow .2s;outline:none;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--coral);box-shadow:0 0 0 4px rgba(255,77,109,.1);
}
.form-field textarea{resize:vertical;min-height:110px}
.form-actions{margin-top:8px}
.form-actions .btn{width:auto}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:start}
.contact-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:20px;transition:.22s;
}
.contact-item:hover{box-shadow:var(--shadow-h);transform:translateY(-3px)}
.contact-item b{display:block;font-size:13px;color:var(--ink-3);margin-bottom:4px}
.contact-item span{font-size:14.5px;font-weight:600;color:var(--ink);word-break:break-all}
.qr-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:24px;text-align:center;box-shadow:var(--shadow);
}
.qr-card img{width:180px;margin:0 auto 14px;border-radius:12px}
.qr-card b{display:block;font-size:15px;margin-bottom:4px}
.qr-card p{font-size:13px;color:var(--ink-3)}

/* friend links */
.friend-links{
  margin-top:36px;padding-top:28px;border-top:1px dashed var(--line);
}
.friend-links h3{font-size:14px;color:var(--ink-3);font-weight:600;margin-bottom:14px}
.link-group{display:flex;flex-wrap:wrap;gap:10px}
.link-group a{
  font-size:13px;padding:7px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  transition:.2s;
}
.link-group a:hover{color:var(--coral);border-color:var(--coral);transform:translateY(-2px)}

/* footer */
.site-footer{
  background:#1a1033;color:#c9bde0;
  padding:52px 0 26px;margin-top:20px;
}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand b{display:block;font-size:20px;color:#fff;margin-bottom:10px}
.footer-brand p{font-size:13.5px;color:#9c8fbf;line-height:1.75;max-width:360px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.5px;color:#9c8fbf;transition:color .2s}
.footer-col a:hover{color:#ff8fa5}
.footer-bottom{
  padding-top:22px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:#7d7099;
}
.footer-bottom a{color:#ff8fa5}

/* float */
.float-side{position:fixed;right:18px;bottom:26px;z-index:120;display:flex;flex-direction:column;gap:12px}
.float-btn{
  width:50px;height:50px;border-radius:50%;border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  background:#fff;box-shadow:0 8px 22px rgba(26,16,51,.16);
  font-size:18px;color:var(--coral);transition:transform .2s, box-shadow .2s;
}
.float-btn:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 12px 28px rgba(255,77,109,.3)}
.float-btn.kf{background:linear-gradient(135deg,var(--coral),var(--violet));color:#fff}
.float-btn.top{opacity:0;pointer-events:none}
.float-btn.top.show{opacity:1;pointer-events:auto}
.kf-pop{
  position:fixed;right:80px;bottom:26px;z-index:121;
  background:#fff;border-radius:16px;padding:16px;box-shadow:0 16px 40px rgba(26,16,51,.2);
  display:none;text-align:center;border:1px solid var(--line);
}
.kf-pop.show{display:block;animation:popIn .24s ease}
@keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}
.kf-pop img{width:150px;border-radius:10px;margin:0 auto 8px}
.kf-pop b{font-size:13px;display:block}
.kf-pop span{font-size:12px;color:var(--ink-3)}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease, transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* responsive */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-visual{max-width:520px}
  .about-grid{grid-template-columns:1fr}
  .serv-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .industry-grid{grid-template-columns:repeat(4,1fr)}
  .data-row{grid-template-columns:repeat(2,1fr)}
  .token-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .network-row{grid-template-columns:1fr}
}
@media (max-width:860px){
  .nav-links{display:none}
  .menu-toggle{display:flex}
  .nav-cta.desktop-only{display:none}
  .nav-links.mobile-open{
    display:flex;flex-direction:column;align-items:stretch;
    position:absolute;top:72px;left:0;right:0;
    background:rgba(255,247,249,.98);backdrop-filter:blur(16px);
    padding:16px 20px 22px;gap:4px;
    border-bottom:1px solid var(--line);
    box-shadow:0 16px 30px rgba(26,16,51,.08);
    max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .nav-links.mobile-open a{padding:12px 14px;font-size:15px}
  .nav-wrap{position:relative}
}
@media (max-width:720px){
  section{padding:56px 0}
  .hero{padding:46px 0 56px}
  .serv-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .case-grid{grid-template-columns:1fr}
  .industry-grid{grid-template-columns:repeat(2,1fr)}
  .data-row{grid-template-columns:1fr 1fr;gap:12px}
  .token-grid{grid-template-columns:1fr}
  .form-section{padding:28px 20px}
  .form-grid{grid-template-columns:1fr}
  .contact-cards{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .about-card{padding:26px 20px}
  .article-item{flex-direction:column;align-items:flex-start;gap:10px;padding:20px}
  .rating-box{padding:22px;gap:16px}
  .rating-score b{font-size:36px}
  .hero-actions .btn{width:100%}
  .float-side{right:12px;bottom:18px}
  .kf-pop{right:72px}
}