:root{
  --bg:#0d0f12;
  --bg-soft:#15181d;
  --line:#262b33;
  --fg:#e8ebf0;
  --fg-dim:#9aa3b0;
  --accent:#e0b060;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--fg);
  font:16px/1.75 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}

.site-header{
  position:sticky;top:0;z-index:10;
  background:rgba(13,15,18,.88);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{font-weight:700;font-size:18px;letter-spacing:.06em}
.site-header nav{display:flex;gap:22px;font-size:14px;color:var(--fg-dim);flex-wrap:wrap}
.site-header nav a:hover{color:var(--accent)}

.hero{padding:96px 0 72px;border-bottom:1px solid var(--line)}
.hero h1{font-size:40px;line-height:1.25;letter-spacing:.02em;font-weight:700}
.hero h1 .sub{display:block;font-size:17px;font-weight:400;color:var(--fg-dim);margin-top:14px;letter-spacing:.04em}
.lead{margin-top:22px;font-size:17px;color:var(--fg-dim);max-width:640px}
.stats{display:flex;gap:48px;margin:40px 0 8px;flex-wrap:wrap}
.stats strong{display:block;font-size:28px;color:var(--accent);font-weight:600;line-height:1.2}
.stats span{font-size:13px;color:var(--fg-dim)}
.cta{display:inline-block;margin-top:32px;padding:13px 30px;border:1px solid var(--accent);
  color:var(--accent);border-radius:2px;font-size:15px;letter-spacing:.06em;transition:.2s}
.cta:hover{background:var(--accent);color:#0d0f12}

section{padding:72px 0;border-bottom:1px solid var(--line)}
section h2{font-size:26px;margin-bottom:32px;letter-spacing:.03em;font-weight:600}
section h2::before{content:"";display:inline-block;width:3px;height:20px;background:var(--accent);
  margin-right:12px;vertical-align:-2px}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.card{display:block;padding:26px;background:var(--bg-soft);border:1px solid var(--line);
  border-radius:3px;transition:.2s}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card h3{font-size:17px;margin-bottom:10px;font-weight:600}
.card p{font-size:14px;color:var(--fg-dim);line-height:1.7}

.clients-list{color:var(--fg-dim);font-size:15px;line-height:2.1}

.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-size:16px;color:var(--fg);list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"＋";color:var(--accent);margin-right:12px}
.faq details[open] summary::before{content:"－"}
.faq details p{margin:14px 0 0 28px;color:var(--fg-dim);font-size:15px}

.contact ul{list-style:none;margin:20px 0;color:var(--fg-dim);font-size:15px}
.contact li{margin:8px 0}
.contact a{color:var(--accent);border-bottom:1px solid transparent}
.contact a:hover{border-color:var(--accent)}
.note{color:var(--fg-dim);font-size:14px;margin-top:18px}

footer{padding:40px 0;color:var(--fg-dim);font-size:13px;text-align:center}

article.page{padding:80px 0}
article.page h1{font-size:32px;margin-bottom:28px}
article.page h2{font-size:20px;margin:36px 0 14px}
article.page p{margin:14px 0;color:var(--fg-dim)}
article.page ul{margin:14px 0 14px 22px;color:var(--fg-dim)}
article.page li{margin:6px 0}
.back{display:inline-block;margin-top:40px;color:var(--accent);font-size:14px}

@media (max-width:640px){
  .hero{padding:64px 0 48px}
  .hero h1{font-size:28px}
  .stats{gap:28px}
  .stats strong{font-size:22px}
  .site-header nav{display:none}
  section{padding:52px 0}
}