:root{
  --ink:#0d1730;
  --ink2:#42506e;
  --muted:#6b7794;
  --line:#e3e9f8;
  --brand:#4f5bff;
  --cyan:#12c8f0;
  --pink:#ff5fa2;
  --amber:#ffa63d;
  --white:#ffffff;
  --radius:18px;
  --shadow-s:0 1px 2px rgba(16,24,40,.05);
  --shadow-m:0 14px 30px rgba(79,91,255,.13);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px;background:#f5f7ff}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  font-size:16px;
  line-height:1.7;
  background:transparent;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background:
    radial-gradient(720px 420px at 5% 0%, rgba(79,91,255,.20), transparent 62%),
    radial-gradient(700px 430px at 97% 4%, rgba(18,200,240,.22), transparent 62%),
    radial-gradient(760px 460px at 50% 46%, rgba(255,95,162,.10), transparent 66%),
    radial-gradient(640px 420px at 10% 92%, rgba(255,166,61,.13), transparent 62%),
    #f5f7ff;
}
a{color:var(--brand);text-decoration:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{margin:0;line-height:1.28;letter-spacing:-.01em}
p{margin:0}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
section{padding:58px 0}
.section-head{max-width:760px;margin-bottom:30px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  color:#39409f;
  background:#eaefff;
  border:1px solid #d6defe;
  padding:6px 14px;
  border-radius:999px;
  margin-bottom:14px;
}
h2{font-size:clamp(23px,3.2vw,34px);font-weight:800;color:var(--ink)}
.section-head p{margin-top:12px;color:var(--ink2);font-size:15.5px}
.lead{color:var(--ink2);font-size:16px}

/* header */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex;
  align-items:center;
  gap:16px;
  min-height:68px;
  position:relative;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);font-weight:800;font-size:17px}
.brand img{width:36px;height:36px;object-fit:contain;border-radius:9px;background:#fff}
.nav-links{
  display:flex;
  align-items:center;
  gap:0;
  margin-left:auto;
}
.nav-links a{
  display:block;
  padding:9px 11px;
  font-size:14.5px;
  color:var(--ink2);
  border-radius:10px;
  white-space:nowrap;
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--brand);background:#eef1ff}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:12px;
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink2);border-radius:2px;transition:.25s}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s,box-shadow .2s,background .2s,color .2s;
  text-align:center;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{background:linear-gradient(120deg,#4f5bff,#12c8f0);color:#fff;box-shadow:0 12px 26px rgba(79,91,255,.30)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(79,91,255,.36)}
.btn-hot{background:linear-gradient(120deg,#ff7a45,#ff5fa2);color:#fff;box-shadow:0 12px 26px rgba(255,95,162,.28)}
.btn-hot:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,95,162,.34)}
.btn-ghost{background:#fff;color:var(--ink);border-color:#d8e0f6;box-shadow:var(--shadow-s)}
.btn-ghost:hover{transform:translateY(-2px);border-color:#b9c6f6;color:#2b34a8}
.btn-sm{padding:9px 18px;font-size:14px}

/* hero */
.hero{padding:52px 0 46px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center}
.hero h1{font-size:clamp(30px,4.6vw,50px);font-weight:900;letter-spacing:-.02em;margin:6px 0 16px}
.hero h1 .grad{background:linear-gradient(110deg,#4f5bff,#12c8f0 55%,#ff5fa2);-webkit-background-clip:text;background-clip:text;color:#3b46b8}
.hero-desc{max-width:560px;color:var(--ink2);font-size:16.5px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-note{margin-top:14px;font-size:13.5px;color:var(--muted)}
.hero-visual{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:8px}
.hero-visual::before{
  content:"";
  position:absolute;
  inset:-18% -12% -12% -12%;
  background:
    radial-gradient(closest-side,rgba(79,91,255,.22),transparent 72%),
    radial-gradient(closest-side,rgba(18,200,240,.20),transparent 72%);
  background-position:0 0,100% 100%;
  background-size:70% 70%,70% 70%;
  background-repeat:no-repeat;
  filter:blur(8px);
  z-index:0;
}
.mini-card{
  position:relative;
  z-index:1;
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:16px 14px;
  box-shadow:0 10px 24px rgba(16,24,40,.06);
  animation:float 6s ease-in-out infinite;
}
.mini-card:nth-child(2){animation-delay:.8s}
.mini-card:nth-child(3){animation-delay:1.6s}
.mini-card:nth-child(4){animation-delay:2.4s}
.mini-card strong{display:block;font-size:15px;color:var(--ink)}
.mini-card span{display:block;font-size:12.5px;color:var(--muted);margin-top:4px;line-height:1.5}
.dot{width:26px;height:26px;border-radius:9px;display:block;margin-bottom:10px;background:linear-gradient(135deg,#4f5bff,#12c8f0)}
.dot.p2{background:linear-gradient(135deg,#ff7a45,#ff5fa2)}
.dot.p3{background:linear-gradient(135deg,#12c8f0,#7cf7c8)}
.dot.p4{background:linear-gradient(135deg,#8b5cf6,#4f5bff)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* metrics */
.metrics{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
  margin-top:38px;
}
.metric{
  background:rgba(255,255,255,.86);
  border:1px solid var(--line);
  border-radius:14px;
  padding:16px 18px;
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:#c9d3ff}
.metric b{display:block;font-size:22px;font-weight:900;color:#2b34a8;letter-spacing:-.02em}
.metric span{font-size:13px;color:var(--muted)}

/* cards */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:var(--shadow-s);
  transition:transform .25s,box-shadow .25s,border-color .25s;
  height:100%;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:#cfd8ff}
.card h3{font-size:17px;margin-bottom:8px;color:var(--ink)}
.card p{font-size:14.5px;color:var(--ink2);line-height:1.72}
.card .tag-line{display:inline-block;font-size:12px;font-weight:700;color:#39409f;background:#eef2ff;border-radius:8px;padding:3px 10px;margin-bottom:10px}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}
.about-text p+p{margin-top:14px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.chip{font-size:13px;font-weight:600;color:#2f3a86;background:#fff;border:1px solid #dbe3fb;border-radius:999px;padding:6px 13px}
.cap-list{display:grid;gap:12px}
.cap{
  display:flex;
  gap:12px;
  align-items:flex-start;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px 16px;
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.cap:hover{transform:translateX(4px);box-shadow:var(--shadow-m);border-color:#cfd8ff}
.cap-ico{
  flex:0 0 auto;
  width:30px;height:30px;border-radius:10px;
  background:linear-gradient(135deg,#4f5bff,#12c8f0);
  color:#fff;font-size:13px;font-weight:800;
  display:grid;place-items:center;
}
.cap b{display:block;font-size:14.5px;color:var(--ink)}
.cap span{display:block;font-size:13.5px;color:var(--ink2);line-height:1.6}

/* features */
.feature-ico{
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  font-size:15px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,#4f5bff,#12c8f0);
  margin-bottom:14px;
}
.g4 .card:nth-child(4n+2) .feature-ico{background:linear-gradient(135deg,#ff7a45,#ff5fa2)}
.g4 .card:nth-child(4n+3) .feature-ico{background:linear-gradient(135deg,#12c8f0,#5eead4)}
.g4 .card:nth-child(4n+4) .feature-ico{background:linear-gradient(135deg,#8b5cf6,#4f5bff)}
.g3 .card:nth-child(3n+2) .feature-ico{background:linear-gradient(135deg,#ff7a45,#ff5fa2)}
.g3 .card:nth-child(3n+3) .feature-ico{background:linear-gradient(135deg,#12c8f0,#5eead4)}

/* tag cloud */
.cloud{
  margin-top:24px;
  background:rgba(255,255,255,.7);
  border:1px dashed #cdd8f7;
  border-radius:16px;
  padding:18px 20px;
}
.cloud h3{font-size:15px;margin-bottom:12px;color:var(--ink)}
.cloud-tags{display:flex;flex-wrap:wrap;gap:9px}
.cloud-tags span{
  font-size:13.5px;
  color:#364067;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  padding:6px 12px;
  transition:transform .18s,color .18s,border-color .18s;
}
.cloud-tags span:hover{transform:translateY(-2px);color:#2b34a8;border-color:#b9c6f6}

/* split media */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:30px;align-items:start}
.media-box{
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--line);
  background:#fff;
  box-shadow:0 14px 32px rgba(16,24,40,.08);
}
.media-box .media-ratio{aspect-ratio:16/10;width:100%}
.media-box img{width:100%;height:100%;object-fit:cover}
.tick-list{display:grid;gap:14px}
.tick{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:15px 16px;
  transition:transform .22s,box-shadow .22s;
}
.tick:hover{transform:translateY(-3px);box-shadow:var(--shadow-m)}
.tick i{
  flex:0 0 auto;width:22px;height:22px;border-radius:8px;
  background:#eaf6ff;color:#1f7fd6;font-style:normal;font-size:13px;font-weight:800;
  display:grid;place-items:center;margin-top:2px;
}
.tick b{display:block;font-size:14.8px}
.tick p{font-size:13.8px;color:var(--ink2)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;position:relative}
.step{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 16px;
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:#cfd8ff}
.step-num{
  font-size:12px;font-weight:800;color:#2b34a8;
  background:#eef2ff;border-radius:8px;padding:3px 10px;display:inline-block;margin-bottom:10px;
  letter-spacing:.06em;
}
.step h3{font-size:15.5px;margin-bottom:6px}
.step p{font-size:13.8px;color:var(--ink2);line-height:1.65}

/* network */
.network{
  background:linear-gradient(120deg,#eef2ff,#e7fbff 60%,#fff2f8);
  border:1px solid #dde5fb;
  border-radius:22px;
  padding:28px;
}
.network-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:start}
.region-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.region-tags span{font-size:13.5px;background:#fff;border:1px solid #d9e2fb;border-radius:999px;padding:6px 14px;color:#2f3a86;font-weight:600}
.net-list{display:grid;gap:10px}
.net-item{background:#fff;border:1px solid #e2e9fb;border-radius:12px;padding:13px 15px}
.net-item b{display:block;font-size:14.5px}
.net-item span{font-size:13.4px;color:var(--ink2)}

/* cases */
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .25s,box-shadow .25s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-m)}
.case-media{aspect-ratio:4/3;width:100%;background:#eef2ff;overflow:hidden}
.case-media img{width:100%;height:100%;object-fit:cover}
.case-body{padding:18px 20px 22px}
.case-body h3{font-size:16.5px;margin-bottom:8px}
.case-body p{font-size:14px;color:var(--ink2)}

/* review */
.score-wrap{display:grid;grid-template-columns:.62fr 1.38fr;gap:22px;align-items:stretch;margin-bottom:24px}
.score-card{
  background:linear-gradient(150deg,#4f5bff,#6f7bff 45%,#12c8f0);
  border-radius:22px;padding:26px;color:#fff;
  display:flex;flex-direction:column;justify-content:center;
  box-shadow:0 18px 38px rgba(79,91,255,.30);
}
.score-card .score{font-size:52px;font-weight:900;line-height:1;letter-spacing:-.03em}
.score-card .score small{font-size:18px;font-weight:700;opacity:.9}
.score-card .stars{font-size:19px;letter-spacing:4px;margin:12px 0 6px;color:#ffe27a}
.score-card p{font-size:14px;color:rgba(255,255,255,.94)}
.highlight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.hl{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 15px;
  transition:transform .22s,box-shadow .22s;
}
.hl:hover{transform:translateY(-4px);box-shadow:var(--shadow-m)}
.hl b{display:block;font-size:14.5px;margin-bottom:4px}
.hl span{font-size:13.3px;color:var(--ink2);line-height:1.6}

/* table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--shadow-s)}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{padding:14px 16px;text-align:left;font-size:14.2px;border-bottom:1px solid #eef2fb;vertical-align:top}
thead th{background:#eef2ff;color:#2b34a8;font-size:13.6px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#f8faff}
td strong{color:var(--ink)}
.col-brand{color:#1f2a9c;font-weight:700}

/* token */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.price-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:#cfd8ff}
.price-card .tag-line{margin-bottom:8px}
.price-card h3{font-size:17px;margin-bottom:8px}
.price-card p{font-size:14px;color:var(--ink2)}
.price-card .q{font-size:13px;color:var(--muted);margin-top:10px}

/* reviews */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.voice{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;
  display:flex;flex-direction:column;gap:12px;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.voice:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:#cfd8ff}
.voice .quote{font-size:14.6px;color:var(--ink2);line-height:1.75}
.who{display:flex;align-items:center;gap:10px;margin-top:auto}
.avatar{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  display:grid;place-items:center;font-weight:800;font-size:15px;color:#fff;
  background:linear-gradient(135deg,#4f5bff,#12c8f0);
}
.voice:nth-child(2) .avatar{background:linear-gradient(135deg,#ff7a45,#ff5fa2)}
.voice:nth-child(3) .avatar{background:linear-gradient(135deg,#12c8f0,#5eead4)}
.voice:nth-child(4) .avatar{background:linear-gradient(135deg,#8b5cf6,#4f5bff)}
.voice:nth-child(5) .avatar{background:linear-gradient(135deg,#ffa63d,#ff7a45)}
.voice:nth-child(6) .avatar{background:linear-gradient(135deg,#3b82f6,#8b5cf6)}
.who b{display:block;font-size:14.3px}
.who span{font-size:12.6px;color:var(--muted)}

/* form */
.form-panel{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;
  box-shadow:0 16px 36px rgba(16,24,40,.07);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field span{font-size:13.6px;font-weight:700;color:var(--ink2)}
.field input,.field select,.field textarea{
  width:100%;
  font-family:inherit;
  font-size:14.6px;
  color:var(--ink);
  background:#fbfcff;
  border:1px solid #dde4f6;
  border-radius:12px;
  padding:11px 14px;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:#8f9bff;background:#fff;box-shadow:0 0 0 4px rgba(79,91,255,.12);
}
.form-tip{font-size:13px;color:var(--muted);margin-top:12px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}
.contact-list{display:grid;gap:10px}
.contact-item{
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 16px;
  font-size:14.3px;
}
.contact-item b{color:var(--ink);font-weight:700}
.contact-item span{color:var(--ink2);word-break:break-all;text-align:right}
.qr-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;text-align:center;
  box-shadow:var(--shadow-s);
}
.qr-card img{width:100%;max-width:240px;margin:0 auto;border-radius:12px;border:1px solid #eef2fb;background:#fbfcff}
.qr-card p{font-size:13.6px;color:var(--ink2);margin-top:12px}

/* faq */
.help-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px}
.help-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;
  transition:transform .22s,box-shadow .22s,border-color .22s;
  color:var(--ink);
}
.help-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:#cfd8ff;color:#2b34a8}
.help-card b{display:block;font-size:14.5px;margin-bottom:4px}
.help-card span{font-size:13.2px;color:var(--ink2)}
.faq-list{display:grid;gap:10px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.faq-item.open{border-color:#c3cffb;box-shadow:0 12px 26px rgba(79,91,255,.10)}
.faq-q{
  width:100%;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  background:none;border:none;cursor:pointer;
  font-family:inherit;font-size:15px;font-weight:700;color:var(--ink);
  padding:16px 18px;text-align:left;
}
.faq-q .ico{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;
  background:#eef2ff;color:#39409f;display:grid;place-items:center;
  font-size:15px;font-weight:800;transition:transform .25s,background .25s,color .25s;
}
.faq-item.open .faq-q .ico{transform:rotate(45deg);background:#4f5bff;color:#fff}
.faq-a{display:none;padding:0 18px 16px;font-size:14.2px;color:var(--ink2);line-height:1.75}
.faq-item.open .faq-a{display:block;animation:fadeIn .3s ease both}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}

/* news */
.news-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:start}
.article-list{display:grid;gap:10px}
.article{
  display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;
  color:var(--ink);
  transition:transform .22s,box-shadow .22s,border-color .22s,color .22s;
}
.article:hover{transform:translateX(4px);box-shadow:var(--shadow-m);border-color:#cfd8ff;color:#2b34a8}
.article .idx{
  flex:0 0 auto;width:28px;height:28px;border-radius:9px;
  background:#eef2ff;color:#39409f;font-size:12.5px;font-weight:800;
  display:grid;place-items:center;
}
.article b{font-size:14.6px;font-weight:700;display:block}
.article span{font-size:12.8px;color:var(--muted)}
.panel-soft{
  background:rgba(255,255,255,.82);
  border:1px solid var(--line);
  border-radius:18px;
  padding:20px;
}
.links-block{margin-top:18px}
.links-block h3{font-size:15px;margin-bottom:12px}
.link-tags{display:flex;flex-wrap:wrap;gap:9px}
.link-tags a{
  font-size:13.4px;color:#364067;background:#fff;border:1px solid var(--line);
  border-radius:9px;padding:6px 12px;transition:color .2s,border-color .2s,transform .2s;
}
.link-tags a:hover{color:#2b34a8;border-color:#b9c6f6;transform:translateY(-2px)}

/* partner cta */
.cta-band{
  background:linear-gradient(120deg,#4f5bff,#6f7bff 42%,#12c8f0);
  border-radius:24px;
  padding:34px;
  color:#fff;
  display:grid;
  grid-template-columns:1.3fr .7fr;
  gap:24px;
  align-items:center;
  box-shadow:0 22px 46px rgba(79,91,255,.28);
}
.cta-band h2{color:#fff;font-size:clamp(21px,2.8vw,28px)}
.cta-band p{color:rgba(255,255,255,.94);font-size:14.8px;margin-top:10px;max-width:620px}
.cta-band .btn-ghost{background:#fff;border-color:#fff;color:#2b34a8}
.cta-side{display:flex;flex-direction:column;gap:10px;align-items:stretch}
.cta-side .btn{width:100%}

/* footer */
.site-footer{
  background:#0f1730;
  color:#dbe2f5;
  padding:34px 0 26px;
  margin-top:0;
}
.footer-top{display:grid;grid-template-columns:1.4fr .6fr .6fr;gap:26px;align-items:start}
.site-footer .foot-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:10px}
.site-footer .foot-brand img{width:32px;height:32px;border-radius:8px;background:#fff;object-fit:contain}
.site-footer p{font-size:13.8px;color:#a9b4d3;line-height:1.7}
.foot-col h3{font-size:14px;color:#fff;margin-bottom:10px}
.foot-col a{display:block;font-size:13.6px;color:#a9b4d3;padding:4px 0;transition:color .2s}
.foot-col a:hover{color:#9fb0ff}
.copyright{
  margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,255,255,.10);
  font-size:12.8px;color:#8e9abd;
}

/* float */
.float-dock{position:fixed;right:18px;bottom:20px;display:flex;flex-direction:column;gap:10px;z-index:80}
.dock-btn{
  width:50px;height:50px;border-radius:15px;border:1px solid var(--line);
  background:#fff;color:#2b34a8;cursor:pointer;
  display:grid;place-items:center;font-size:12.5px;font-weight:800;line-height:1.2;text-align:center;
  box-shadow:0 12px 26px rgba(16,24,40,.14);
  transition:transform .2s,box-shadow .2s;
}
.dock-btn:hover{transform:translateY(-3px);box-shadow:0 18px 32px rgba(79,91,255,.22)}
.dock-primary{background:linear-gradient(135deg,#4f5bff,#12c8f0);color:#fff;border-color:transparent}
#toTop{opacity:0;pointer-events:none;transition:opacity .25s,transform .2s}
#toTop.show{opacity:1;pointer-events:auto}
.kf-panel{
  position:fixed;right:18px;bottom:146px;width:236px;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;
  box-shadow:0 22px 44px rgba(16,24,40,.18);
  display:none;z-index:81;
}
.kf-panel.open{display:block;animation:fadeIn .25s ease both}
.kf-panel img{width:100%;border-radius:10px;border:1px solid #eef2fb}
.kf-panel p{font-size:13px;color:var(--ink2);margin-top:10px;line-height:1.6}
.kf-panel strong{color:var(--ink)}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.hero-anim{animation:heroUp .75s cubic-bezier(.22,.8,.3,1) both}
.d1{animation-delay:.06s}.d2{animation-delay:.16s}.d3{animation-delay:.26s}.d4{animation-delay:.36s}
@keyframes heroUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}

@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

@media (max-width:1040px){
  .nav-links a{padding:9px 8px;font-size:14px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-visual{max-width:520px}
  .steps{grid-template-columns:repeat(3,1fr)}
  .highlight-grid{grid-template-columns:repeat(2,1fr)}
  .help-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav-links{
    position:absolute;
    top:100%;left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    padding:8px 10px 12px;
    box-shadow:0 16px 30px rgba(16,24,40,.10);
    margin-left:0;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 12px;font-size:15px;border-radius:10px}
  .nav-right{margin-left:auto}
  .about-grid,.split,.network-grid,.contact-grid,.news-grid{grid-template-columns:1fr}
  .score-wrap{grid-template-columns:1fr}
  .g4,.g3,.price-grid,.voice-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr;padding:26px}
}
@media (max-width:640px){
  section{padding:44px 0}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .g2,.g3,.g4,.price-grid,.voice-grid,.steps,.highlight-grid,.form-row{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .footer-top{grid-template-columns:1fr}
  .help-strip{grid-template-columns:1fr}
  .contact-item{flex-direction:column;align-items:flex-start;gap:4px}
  .contact-item span{text-align:left}
  .form-panel,.network{padding:20px}
}