:root{
  --bg:#f7f8fc;
  --panel:#ffffff;
  --text:#172033;
  --muted:#687286;
  --line:#e7ebf2;
  --primary:#665df5;
  --primary2:#8a64f2;
  --dark:#11172a;
  --green:#1aa675;
  --orange:#f29c38;
  --red:#ed5b61;
  --shadow:0 20px 60px rgba(28,38,70,.10);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(circle at 10% -10%, rgba(112,104,250,.14), transparent 30%),
    radial-gradient(circle at 95% 10%, rgba(154,103,244,.10), transparent 28%),
    var(--bg);
  font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
a{text-decoration:none;color:inherit}
button{font:inherit}
.container{width:min(1180px,calc(100% - 32px));margin:auto}
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(18px);
  background:rgba(247,248,252,.82);
  border-bottom:1px solid rgba(226,230,239,.8);
}
.nav-inner{
  height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px}
.logo{
  width:38px;height:38px;border-radius:13px;
  background:linear-gradient(135deg,var(--primary),var(--primary2));
  display:grid;place-items:center;color:#fff;box-shadow:0 10px 24px rgba(102,93,245,.28)
}
.logo:before{content:"∞";font-size:22px}
.nav-links{display:flex;align-items:center;gap:28px;color:#4f596d;font-size:14px}
.nav-links a:hover{color:var(--primary)}
.nav-actions{display:flex;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;padding:12px 18px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:.2s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-light{background:#fff;border-color:var(--line);color:var(--text)}
.btn-primary{
  color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary2));
  box-shadow:0 10px 25px rgba(102,93,245,.24)
}
.hero{padding:92px 0 70px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
  background:#eeecff;color:#5c52dd;font-weight:700;font-size:13px;margin-bottom:22px
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:#6f64f6}
h1{font-size:58px;line-height:1.08;letter-spacing:-2px;margin:0 0 22px}
.gradient{background:linear-gradient(135deg,#5d58ed,#9464ee);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:19px;line-height:1.8;color:var(--muted);max-width:620px;margin:0 0 30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:24px}
.trust-row{display:flex;gap:20px;flex-wrap:wrap;color:#70798b;font-size:13px}
.trust-row span:before{content:"✓";color:var(--green);font-weight:900;margin-right:7px}
.dashboard{
  background:#fff;border:1px solid rgba(226,230,239,.9);
  border-radius:28px;padding:18px;box-shadow:var(--shadow);position:relative;
  transform:rotate(1deg)
}
.dashboard:before{
  content:"";position:absolute;inset:-18px auto auto -18px;width:110px;height:110px;
  background:linear-gradient(135deg,rgba(102,93,245,.22),transparent);filter:blur(10px);z-index:-1;border-radius:50%;
}
.dash-top{display:flex;justify-content:space-between;align-items:center;padding:8px 4px 18px}
.dash-top b{font-size:16px}.status{font-size:12px;color:var(--green);background:#eaf9f3;padding:6px 9px;border-radius:999px}
.score-card{background:linear-gradient(135deg,#625cf1,#8d61ec);border-radius:20px;color:#fff;padding:22px;display:flex;justify-content:space-between;gap:20px;align-items:center}
.score-card small{opacity:.8}.score-card h3{font-size:30px;margin:8px 0 4px}.score-ring{
  width:104px;height:104px;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(#fff 0 72%,rgba(255,255,255,.22) 72% 100%);
  position:relative;flex:none
}
.score-ring:after{content:"";position:absolute;width:76px;height:76px;background:#7160ef;border-radius:50%}
.score-ring strong{position:relative;z-index:1;font-size:26px}
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}
.mini{background:#f8f9fd;border-radius:16px;padding:15px}
.mini span{font-size:12px;color:var(--muted)}.mini b{display:block;margin-top:8px;font-size:18px}
.warning{margin-top:12px;background:#fff5e9;color:#9a641c;border-radius:14px;padding:13px;font-size:12px}
section{padding:82px 0}
.section-head{text-align:center;max-width:760px;margin:0 auto 48px}
.section-head .tag{color:#625af1;font-size:13px;font-weight:800;margin-bottom:12px}
.section-head h2{font-size:40px;line-height:1.25;margin:0 0 16px;letter-spacing:-1px}
.section-head p{color:var(--muted);font-size:17px;line-height:1.75;margin:0}
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pain-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}
.pain-icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;font-weight:800}
.pain-icon.p1{background:#eeedff;color:#5d56e9}.pain-icon.p2{background:#eaf5ff;color:#2c83db}
.pain-icon.p3{background:#eaf9f3;color:#15996a}.pain-icon.p4{background:#fff0f3;color:#df5875}
.pain-card h3{font-size:18px;margin:0 0 10px}.pain-card p{margin:0;color:var(--muted);line-height:1.65;font-size:14px}
.quote-strip{
  margin-top:28px;background:#141a2d;color:#fff;border-radius:24px;padding:28px 32px;
  display:flex;justify-content:space-between;gap:30px;align-items:center
}
.quote-strip strong{font-size:25px}.quote-strip p{margin:0;color:#b8c0d2;line-height:1.6;max-width:600px}
.feature-stack{display:flex;flex-direction:column;gap:24px}
.feature{
  background:#fff;border:1px solid var(--line);border-radius:28px;padding:30px;
  display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center;box-shadow:0 12px 38px rgba(28,38,70,.05)
}
.feature:nth-child(even){grid-template-columns:1.1fr .9fr}
.feature:nth-child(even) .feature-copy{order:2}
.feature-kicker{font-size:13px;font-weight:800;color:var(--primary);margin-bottom:10px}
.feature h3{font-size:30px;margin:0 0 14px}.feature p{color:var(--muted);line-height:1.75;margin:0 0 18px}
.feature ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.feature li{font-size:14px;color:#4f596d}.feature li:before{content:"✓";color:var(--green);font-weight:900;margin-right:9px}
.mock{background:#f6f7fb;border-radius:22px;padding:18px}
.mock-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}
.mock-head b{font-size:14px}.pill{font-size:11px;padding:6px 8px;border-radius:999px;background:#fff;color:var(--muted)}
.mock-stat{background:#fff;border-radius:16px;padding:16px;margin-bottom:10px;display:flex;justify-content:space-between;gap:16px}
.mock-stat span{font-size:12px;color:var(--muted)}.mock-stat b{display:block;margin-top:5px}
.risk-high{color:var(--red)}.risk-mid{color:var(--orange)}.risk-good{color:var(--green)}
.timeline{display:grid;gap:10px}
.timeline-item{background:#fff;border-radius:15px;padding:14px;display:flex;gap:12px;align-items:center}
.timeline-item i{width:10px;height:10px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 5px #eceaff}
.timeline-item b{font-size:13px}.timeline-item span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;position:relative}
.step-num{font-size:42px;font-weight:900;color:#ecebff;position:absolute;right:20px;top:14px}
.step h3{margin:42px 0 10px}.step p{color:var(--muted);line-height:1.65;margin:0}
.security{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.security-card{background:#151b2e;color:#fff;border-radius:26px;padding:30px}
.security-card.light{background:#fff;color:var(--text);border:1px solid var(--line)}
.security-card h3{font-size:26px;margin:0 0 12px}.security-card p{color:#aeb7c8;line-height:1.7;margin:0}
.security-card.light p{color:var(--muted)}
.security-list{display:grid;gap:12px;margin-top:22px}
.security-item{display:flex;gap:12px;align-items:flex-start}
.security-item i{width:28px;height:28px;border-radius:9px;background:rgba(255,255,255,.1);display:grid;place-items:center;flex:none;font-style:normal}
.security-card.light .security-item i{background:#eeedff;color:#625af1}
.security-item b{display:block;font-size:14px;margin-bottom:3px}.security-item span{font-size:12px;color:#9fa9bb}
.security-card.light .security-item span{color:var(--muted)}
.cta{
  background:linear-gradient(135deg,#5e58ed,#8b62ec);color:#fff;border-radius:30px;padding:58px 34px;text-align:center;
  box-shadow:0 25px 70px rgba(100,88,239,.22)
}
.cta h2{font-size:42px;margin:0 0 14px}.cta p{color:rgba(255,255,255,.8);font-size:17px;margin:0 auto 26px;max-width:680px;line-height:1.7}
.cta .btn{background:#fff;color:#6058e6}
footer{padding:50px 0 35px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px}
.footer-brand p{color:var(--muted);line-height:1.7;max-width:360px}
.footer-col b{display:block;margin-bottom:14px}.footer-col a{display:block;color:var(--muted);font-size:14px;margin:10px 0}
.copyright{border-top:1px solid var(--line);margin-top:32px;padding-top:22px;color:#8a93a5;font-size:12px;display:flex;justify-content:space-between;gap:20px}
.mobile-toggle{display:none}
@media(max-width:980px){
  h1{font-size:46px}.hero-grid,.feature,.feature:nth-child(even),.security{grid-template-columns:1fr}
  .feature:nth-child(even) .feature-copy{order:0}.pain-grid{grid-template-columns:repeat(2,1fr)}
  .nav-links{display:none}.hero{padding-top:65px}
}
@media(max-width:700px){
  .nav-actions .btn-light{display:none}.hero{padding:50px 0}.hero-grid{gap:38px}
  h1{font-size:38px;letter-spacing:-1px}.hero p{font-size:16px}
  section{padding:62px 0}.section-head h2{font-size:32px}
  .pain-grid,.steps,.footer-grid{grid-template-columns:1fr}
  .quote-strip{align-items:flex-start;flex-direction:column}
  .feature{padding:22px;gap:24px}.feature h3{font-size:26px}
  .mini-grid{grid-template-columns:1fr}.cta{padding:44px 20px}.cta h2{font-size:32px}
  .copyright{flex-direction:column}.dashboard{transform:none}
}