:root{
  --brand:#111827;
  --brand2:#334155;
  --ink:#101828;
  --muted:#667085;
  --soft:#f8fafc;
  --line:#e5e7eb;
  --card:#fff;
  --green:#16a34a;
  --max:1180px;
  --shadow:0 18px 46px rgba(15,23,42,.10);
  --shadow2:0 10px 26px rgba(15,23,42,.075);
  --radius:28px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;max-width:100%;overflow-x:hidden}
body{
  margin:0;
  max-width:100%;
  overflow-x:hidden;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--ink);
  background:#fff;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
section[id]{scroll-margin-top:92px}

.ap-wrap,
.ap-shell{
  width:min(var(--max),calc(100% - 40px));
  margin:0 auto;
}

/* Header */
.ap-head{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(229,231,235,.96);
  box-shadow:0 6px 22px rgba(15,23,42,.035);
}
.ap-head-inner{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}
.ap-logo{
  display:flex;
  align-items:center;
  gap:12px;
  font-weight:900;
  font-size:18px;
  letter-spacing:-.3px;
  color:#101828;
  white-space:nowrap;
}
.ap-logo-mark{
  width:36px;
  height:36px;
  border-radius:50%;
  display:inline-block;
  background:linear-gradient(145deg,#111827,#64748b);
  box-shadow:0 10px 26px rgba(15,23,42,.18);
  position:relative;
  flex:0 0 auto;
}
.ap-logo-mark:after{
  content:"";
  position:absolute;
  inset:10px;
  border-radius:50%;
  background:#fff;
}
.ap-nav{
  display:flex;
  gap:22px;
  align-items:center;
  font-size:15px;
  font-weight:800;
  color:#344054;
}
.ap-nav a:hover{color:#111827}

/* Hero */
.ap-hero{
  position:relative;
  overflow:hidden;
  padding:80px 0 66px;
  background:
    radial-gradient(circle at 86% 18%,rgba(100,116,139,.14),transparent 30%),
    radial-gradient(circle at 18% 24%,rgba(37,99,235,.10),transparent 25%),
    linear-gradient(135deg,#fff 0,#f8fafc 54%,#eef2f7 100%);
}
.ap-hero:before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(15,23,42,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(15,23,42,.035) 1px,transparent 1px);
  background-size:58px 58px;
  pointer-events:none;
}
.ap-hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,.98fr) minmax(360px,1.02fr);
  gap:62px;
  align-items:center;
}
.ap-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border:1px solid #e5e7eb;
  background:#fff;
  border-radius:999px;
  color:#334155;
  font-size:14px;
  font-weight:900;
  margin-bottom:18px;
  box-shadow:0 8px 22px rgba(15,23,42,.05);
}
.ap-hero h1{
  margin:0 0 22px;
  font-size:44px;
  line-height:1.18;
  letter-spacing:-1px;
  color:#101828;
}
.ap-hero p{
  margin:0;
  color:#5f6678;
  font-size:17px;
  max-width:640px;
}
.ap-actions{
  display:flex;
  align-items:center;
  gap:14px;
  margin:32px 0 14px;
  flex-wrap:wrap;
}
.ap-btn,
.ap-action{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 28px;
  border-radius:14px;
  background:linear-gradient(135deg,#111827,#334155);
  color:#fff;
  font-weight:900;
  box-shadow:0 14px 28px rgba(15,23,42,.20);
  transition:.2s;
}
.ap-btn:hover,
.ap-action:hover{
  transform:translateY(-1px);
  box-shadow:0 18px 36px rgba(15,23,42,.25);
}
.ap-helper{
  display:flex;
  gap:8px;
  align-items:center;
  color:#60708d;
  font-size:14px;
}

/* Hero visual */
.ap-hero-visual{
  min-height:430px;
  position:relative;
  display:grid;
  place-items:center;
}
.ap-phone{
  width:250px;
  height:420px;
  border-radius:44px;
  padding:12px;
  background:linear-gradient(145deg,#0f172a,#475569);
  box-shadow:0 34px 76px rgba(15,23,42,.28);
  transform:rotate(4deg);
  position:relative;
  z-index:2;
}
.ap-phone:before{
  content:"";
  position:absolute;
  top:18px;
  left:50%;
  transform:translateX(-50%);
  width:96px;
  height:19px;
  border-radius:0 0 14px 14px;
  background:#111827;
  z-index:4;
}
.ap-phone-screen{
  height:100%;
  border-radius:34px;
  background:linear-gradient(180deg,#111827 0,#334155 39%,#fff 39%,#fff 100%);
  overflow:hidden;
  padding:34px 18px 16px;
  color:#fff;
}
.ap-asset-title{
  font-size:12px;
  opacity:.78;
}
.ap-asset-num{
  font-size:26px;
  font-weight:900;
  margin-top:4px;
}
.ap-chart{
  margin:16px 0 14px;
  height:92px;
  border-radius:14px;
  background:
    linear-gradient(160deg,transparent 52%,rgba(255,255,255,.34) 52% 54%,transparent 54%),
    repeating-linear-gradient(0deg,rgba(255,255,255,.08),rgba(255,255,255,.08) 1px,transparent 1px,transparent 22px);
  position:relative;
}
.ap-chart:after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  top:48px;
  height:3px;
  background:#fff;
  border-radius:999px;
  box-shadow:
    24px -16px 0 -1px #fff,
    52px -6px 0 -1px #fff,
    82px -28px 0 -1px #fff,
    120px -11px 0 -1px #fff,
    154px -39px 0 -1px #fff;
  transform:skewY(-9deg);
  opacity:.9;
}
.ap-coin-list{
  margin-top:26px;
  color:#142044;
}
.ap-coin{
  display:flex;
  justify-content:space-between;
  align-items:center;
  background:#f7f9fe;
  border:1px solid #e8eefb;
  border-radius:12px;
  padding:9px 10px;
  margin-bottom:9px;
  font-size:12px;
}
.ap-coin b{font-size:13px}
.ap-rise,
.ap-plus{
  color:#16a34a;
  font-weight:900;
}
.ap-float-card{
  position:absolute;
  z-index:3;
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:24px;
  padding:16px 18px;
  box-shadow:0 14px 32px rgba(15,23,42,.09);
}
.ap-float-card.ap-left,
.ap-float-card.ap-a{
  left:10px;
  top:78px;
  width:180px;
}
.ap-float-card.ap-right,
.ap-float-card.ap-b{
  right:6px;
  bottom:70px;
  width:162px;
}
.ap-mini-title{
  font-size:13px;
  font-weight:900;
  margin-bottom:8px;
}
.ap-mini-line{
  height:44px;
  border-radius:12px;
  background:
    linear-gradient(160deg,transparent 45%,rgba(37,99,235,.65) 46% 50%,transparent 51%),
    #f8fafc;
}

/* Trust cards */
.ap-trust-strip{
  margin-top:-30px;
  position:relative;
  z-index:4;
}
.ap-trust-grid,
.ap-card-grid.ap-three{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.ap-trust-card,
.ap-info-card,
.ap-step-card,
.ap-platform-card,
.ap-notice-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:var(--shadow2);
}
.ap-trust-card{
  padding:24px 26px;
  display:flex;
  gap:16px;
  align-items:center;
}
.ap-icon{
  width:50px;
  height:50px;
  border-radius:18px;
  background:#f1f5f9;
  color:#111827;
  border:1px solid #e2e8f0;
  display:grid;
  place-items:center;
  flex:0 0 auto;
  font-weight:900;
  font-size:20px;
}
.ap-trust-card h3,
.ap-info-card h3,
.ap-step-card h3,
.ap-platform-card h3{
  margin:0 0 6px;
  font-size:18px;
  color:#101828;
}
.ap-trust-card p,
.ap-info-card p,
.ap-step-card p,
.ap-platform-card p,
.ap-notice-card p{
  margin:0;
  color:#63718a;
  font-size:14px;
  line-height:1.68;
}

/* Sections */
.ap-section{
  padding:68px 0;
}
.ap-section.ap-soft,
.ap-soft{
  background:linear-gradient(180deg,#fff,#f8fafc);
}
.ap-section-title{
  text-align:center;
  margin:0 auto 32px;
  max-width:800px;
}
.ap-section-title h2{
  margin:0 0 12px;
  font-size:30px;
  line-height:1.3;
  color:#101828;
  letter-spacing:-.3px;
}
.ap-section-title p{
  margin:0;
  color:#5b6882;
}
.ap-section-title:after{
  content:"";
  display:block;
  width:48px;
  height:4px;
  border-radius:999px;
  background:linear-gradient(90deg,#111827,#94a3b8);
  margin:18px auto 0;
}
.ap-about-text{
  max-width:940px;
  text-align:center;
  margin:0 auto;
  color:#4e5c76;
}
.ap-about-text p{
  margin:0 0 14px;
}

/* Steps */
.ap-steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.ap-step-card{
  padding:26px 22px;
  text-align:center;
}
.ap-step-num{
  width:34px;
  height:34px;
  border-radius:50%;
  background:linear-gradient(135deg,#111827,#475569);
  color:#fff;
  font-weight:900;
  display:grid;
  place-items:center;
  margin:0 auto 15px;
  box-shadow:0 8px 18px rgba(15,23,42,.18);
}

/* Platform */
.ap-dual{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.ap-platform-card{
  padding:32px;
  min-height:240px;
  position:relative;
  overflow:hidden;
  border-radius:28px;
}
.ap-platform-card:after{
  content:"";
  position:absolute;
  right:-40px;
  top:-40px;
  width:160px;
  height:160px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(100,116,139,.12),transparent 70%);
}
.ap-tag,
.ap-platform-card .ap-tag{
  display:inline-flex;
  padding:5px 10px;
  background:#f1f5f9;
  color:#334155;
  border-radius:999px;
  font-weight:900;
  font-size:13px;
  margin-bottom:14px;
}

/* Info cards */
.ap-card-grid{
  display:grid;
  gap:18px;
}
.ap-card-grid.ap-four{
  grid-template-columns:repeat(4,minmax(0,1fr));
}
.ap-card-grid.ap-four .ap-info-card,
.ap-card-grid.ap-three .ap-info-card{
  padding:26px 24px;
}
.ap-card-grid.ap-four .ap-info-card{
  border-left:4px solid #cbd5e1;
}

/* Security */
.ap-security-band{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:26px;
  align-items:center;
  background:
    radial-gradient(circle at 86% 20%,rgba(148,163,184,.20),transparent 30%),
    linear-gradient(135deg,#0f172a,#1e293b 58%,#475569);
  border-radius:30px;
  color:#fff;
  padding:38px;
  box-shadow:0 24px 56px rgba(15,23,42,.23);
}
.ap-security-band h2{
  margin:0 0 12px;
  font-size:30px;
}
.ap-security-band p{
  margin:0;
  color:#e2e8f0;
}
.ap-checks{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.ap-check{
  background:rgba(255,255,255,.11);
  border:1px solid rgba(255,255,255,.20);
  border-radius:16px;
  padding:14px 16px;
  font-weight:800;
}

/* Notice */
.ap-notice-card{
  padding:28px;
  max-width:980px;
  margin:0 auto;
}
.ap-notice-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.ap-notice-list div{
  background:#f8fafc;
  border:1px solid #e5e7eb;
  border-radius:16px;
  padding:14px 16px;
  color:#53627c;
  font-size:14px;
}

/* FAQ */
.ap-faq{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--shadow2);
  overflow:hidden;
}
.ap-faq-item{
  display:grid;
  grid-template-columns:36px 1fr;
  gap:12px;
  padding:22px 26px;
  border-bottom:1px solid #eef2f7;
  align-items:start;
}
.ap-faq-item:last-child{border-bottom:0}
.ap-q{
  width:28px;
  height:28px;
  border-radius:50%;
  background:#111827;
  color:#fff;
  font-weight:900;
  display:grid;
  place-items:center;
}
.ap-faq-item h3{
  margin:0 0 6px;
  font-size:17px;
  color:#101828;
}
.ap-faq-item p{
  margin:0;
  color:#596780;
  font-size:14px;
  line-height:1.72;
}

/* Bottom CTA */
.ap-bottom-cta{
  background:linear-gradient(135deg,#f8fafc,#fff);
  border:1px solid #e5e7eb;
  border-radius:26px;
  padding:24px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
  margin-top:26px;
  box-shadow:0 12px 30px rgba(15,23,42,.06);
}
.ap-bottom-cta strong{
  font-size:20px;
  color:#101828;
}
.ap-bottom-cta span{
  display:block;
  color:#63718a;
  font-size:14px;
  margin-top:4px;
}

/* Footer */
.ap-footer{
  background:linear-gradient(135deg,#0f172a,#111827);
  color:#dbe7ff;
  text-align:center;
  padding:36px 0;
  font-size:14px;
}
.ap-footer p{
  margin:0 auto 10px;
  max-width:940px;
  color:#c7d5ed;
}
.ap-copy{
  color:#fff;
  margin-top:14px;
  font-weight:800;
}

/* Responsive */
@media(max-width:960px){
  section[id]{scroll-margin-top:76px}
  .ap-wrap,
  .ap-shell{
    width:min(var(--max),calc(100% - 28px));
  }
  .ap-nav{display:none}
  .ap-head-inner{height:66px}
  .ap-hero{
    padding:50px 0 48px;
  }
  .ap-hero-grid,
  .ap-dual,
  .ap-security-band{
    grid-template-columns:1fr;
    gap:30px;
  }
  .ap-hero h1{
    font-size:34px;
    line-height:1.25;
  }
  .ap-hero p{font-size:15px}
  .ap-hero-visual{min-height:360px}
  .ap-phone{
    width:220px;
    height:382px;
    transform:rotate(2deg);
  }
  .ap-float-card.ap-left,
  .ap-float-card.ap-a{
    left:0;
    top:72px;
  }
  .ap-float-card.ap-right,
  .ap-float-card.ap-b{
    right:0;
    bottom:58px;
  }
  .ap-trust-grid,
  .ap-steps,
  .ap-card-grid.ap-four,
  .ap-card-grid.ap-three,
  .ap-notice-list,
  .ap-checks{
    grid-template-columns:1fr;
  }
  .ap-section{padding:50px 0}
  .ap-security-band,
  .ap-bottom-cta{
    text-align:center;
  }
  .ap-bottom-cta{
    flex-direction:column;
  }
}

@media(max-width:520px){
  section[id]{scroll-margin-top:70px}
  .ap-hero{padding:42px 0}
  .ap-hero h1{font-size:30px}
  .ap-hero-grid{gap:24px}
  .ap-trust-card,
  .ap-info-card,
  .ap-step-card,
  .ap-platform-card,
  .ap-notice-card{
    padding:22px 18px;
  }
  .ap-bottom-cta{
    padding:22px 18px;
  }
  .ap-bottom-cta strong{
    font-size:18px;
  }
  .ap-faq-item{
    padding:18px;
  }
}