:root { --site-max: 1180px; }
* { box-sizing: border-box; }
/* 覆盖平台 styles.css 的 html,body{height:100%;overflow:hidden}，否则官网整页无法滚动 */
html, body { height: auto !important; overflow: visible !important; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { margin: 0; min-height: 100vh; background: #0b0a08; color: #f2eadf; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; line-height: 1.65; }
section[id], .site-section[id], .site-cloud-strip[id] { scroll-margin-top: 86px; }
a { color: inherit; }
.site-bg { position: fixed; inset: 0; z-index: -1; pointer-events: none; background: radial-gradient(900px 520px at 12% -5%, rgba(200,149,106,.18), transparent 60%), radial-gradient(800px 560px at 95% 20%, rgba(230,188,143,.10), transparent 60%), linear-gradient(180deg, #0b0a08, #100d09 50%, #0b0a08); }
.site-bg::after { content: ""; position: absolute; inset: 0; opacity: .22; background-image: linear-gradient(rgba(200,149,106,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(200,149,106,.08) 1px, transparent 1px); background-size: 64px 64px; mask-image: linear-gradient(180deg, #000, transparent 70%); }
.site-header { position: sticky; top: 0; z-index: 20; max-width: var(--site-max); margin: 0 auto; padding: 18px 24px; display: flex; align-items: center; gap: 28px; backdrop-filter: blur(16px); background: rgba(11,10,8,.62); border-bottom: 1px solid rgba(200,149,106,.14); }
.site-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; flex: 0 0 auto; }
.site-mark { width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center; background: linear-gradient(135deg,#c8956a,#e6bc8f); color: #14110d; font-weight: 800; }
.site-brand b { display: block; color: #e6bc8f; letter-spacing: .06em; }
.site-brand small { display: block; font-size: 9px; color: #9d8f7d; letter-spacing: .16em; }
.site-nav { display: flex; gap: 22px; margin-left: auto; }
.site-nav a { color: #b9ab99; text-decoration: none; font-size: 13px; }
.site-nav a:hover { color: #e6bc8f; }
.site-cta { text-decoration: none; color: #14110d; background: linear-gradient(135deg,#c8956a,#e6bc8f); padding: 9px 16px; border-radius: 999px; font-size: 13px; font-weight: 700; white-space: nowrap; }
.site-cta span { margin-left: 6px; }
.site-hero { max-width: var(--site-max); margin: 0 auto; padding: 74px 24px 52px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center; }
.site-eyebrow { display: flex; align-items: center; gap: 8px; color: #c8a37c; font-size: 11px; letter-spacing: .16em; font-weight: 700; }
.site-eyebrow span { width: 24px; height: 1px; background: #c8956a; display: inline-block; }
.site-hero h1 { font-size: clamp(40px, 5.2vw, 70px); line-height: 1.06; letter-spacing: -.03em; margin: 18px 0; font-weight: 700; }
.site-hero h1 em { font-style: normal; color: #e6bc8f; }
.site-lead { color: #b9ab99; font-size: 15px; max-width: 600px; line-height: 1.9; }
.site-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 26px; }
.site-btn { display: inline-flex; align-items: center; justify-content: center; padding: 11px 18px; border-radius: 10px; border: 1px solid rgba(200,149,106,.35); color: #e6bc8f; text-decoration: none; font-size: 13px; font-weight: 600; background: rgba(20,17,13,.6); }
.site-btn:hover { border-color: #c8956a; background: rgba(200,149,106,.10); }
.site-btn-primary { background: linear-gradient(135deg,#c8956a,#e6bc8f); color: #14110d; border-color: transparent; }
.site-stats { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 38px; padding-top: 22px; border-top: 1px solid rgba(200,149,106,.16); }
.site-stats b { display: block; color: #e6bc8f; font-size: 23px; }
.site-stats span { color: #8f8271; font-size: 11px; }
.site-hero-visual { position: relative; min-height: 470px; }
.visual-orbit { position: absolute; border: 1px solid rgba(200,149,106,.18); border-radius: 50%; }
.orbit-a { width: 390px; height: 390px; left: 10%; top: 40px; }
.orbit-b { width: 300px; height: 300px; left: 24%; top: 90px; border-color: rgba(230,188,143,.10); }
.visual-card { border: 1px solid rgba(200,149,106,.22); background: linear-gradient(160deg, rgba(38,31,22,.94), rgba(17,14,10,.96)); border-radius: 18px; box-shadow: 0 30px 70px rgba(0,0,0,.5); }
.visual-main { position: relative; z-index: 2; width: min(100%, 400px); margin: 56px auto 0; padding: 22px; }
.visual-top { display: flex; align-items: center; gap: 8px; color: #b9ab99; font-size: 12px; }
.visual-badge { margin-left: auto; color: #9ccfa3; font-size: 10px; border: 1px solid rgba(156,207,163,.3); border-radius: 999px; padding: 2px 8px; }
.dot-live { width: 7px; height: 7px; border-radius: 50%; background: #9ccfa3; box-shadow: 0 0 10px #9ccfa3; }
.visual-row { display: flex; justify-content: space-between; gap: 8px; margin-top: 18px; font-size: 12px; }
.visual-row span { color: #8f8271; } .visual-row b { color: #f2eadf; font-weight: 600; }
.visual-row.muted b { color: #e6bc8f; }
.visual-bar { height: 7px; border-radius: 999px; background: #241d15; overflow: hidden; margin-top: 10px; }
.visual-bar i { display: block; height: 100%; background: linear-gradient(90deg,#c8956a,#e6bc8f); }
.visual-actions { display: flex; gap: 6px; margin-top: 20px; flex-wrap: wrap; }
.visual-actions span { font-size: 11px; color: #e6bc8f; border: 1px solid rgba(200,149,106,.25); background: rgba(200,149,106,.08); padding: 5px 10px; border-radius: 8px; }
.visual-float { position: absolute; z-index: 3; display: flex; align-items: center; gap: 9px; padding: 12px 14px; font-size: 11px; }
.visual-float small { display: block; color: #8f8271; font-size: 9.5px; margin-top: 2px; }
.visual-float b { display: block; color: #f2eadf; font-size: 12px; }
.float-a { right: -18px; top: 8px; } .float-b { left: -20px; bottom: 78px; } .float-c { right: -8px; bottom: 6px; }
.mini-ico { color: #e6bc8f; font-size: 17px; }
.site-cloud-strip, .site-section { max-width: var(--site-max); margin: 0 auto; padding: 46px 24px; }
.site-section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 24px; }
.site-section-head.compact { align-items: center; }
.site-section-head h2, .site-security h2, .site-final h2 { margin: 12px 0 0; font-size: clamp(26px, 3vw, 38px); letter-spacing: -.02em; }
.site-section-head p { color: #9d8f7d; max-width: 440px; font-size: 13px; margin: 0; }
.site-clouds { display: flex; flex-wrap: wrap; gap: 10px; }
.site-clouds span { padding: 9px 16px; border: 1px solid rgba(200,149,106,.22); border-radius: 999px; color: #c8b9a5; background: rgba(26,22,16,.55); font-size: 12px; }
.site-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
.site-card { padding: 22px; border: 1px solid rgba(200,149,106,.18); border-radius: 16px; background: linear-gradient(160deg, rgba(30,25,18,.78), rgba(16,13,10,.82)); }
.site-card h3 { margin: 12px 0 8px; font-size: 16px; }
.site-card p, .site-card li { color: #a99b89; font-size: 12.5px; line-height: 1.8; }
.site-card ul { padding-left: 17px; margin: 10px 0 16px; }
.site-ico { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; color: #e6bc8f; background: rgba(200,149,106,.10); border: 1px solid rgba(200,149,106,.22); font-size: 17px; }
.site-link { color: #e6bc8f; font-size: 12px; text-decoration: none; white-space: nowrap; }
.site-flow { padding-top: 28px; }
.site-steps { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 0; border-top: 1px solid rgba(200,149,106,.2); }
.site-step { padding: 22px 20px 10px 0; border-right: 1px solid rgba(200,149,106,.12); }
.site-step:last-child { border-right: 0; }
.site-step b { color: #c8956a; font-size: 12px; letter-spacing: .1em; }
.site-step h3 { font-size: 15px; margin: 10px 0 6px; }
.site-step p { color: #9d8f7d; font-size: 12px; line-height: 1.8; margin: 0 24px 0 0; }
.site-security { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; padding: 42px; border: 1px solid rgba(200,149,106,.2); border-radius: 22px; background: linear-gradient(135deg, rgba(200,149,106,.10), rgba(16,13,10,.88) 55%); }
.site-security-lead { color: #b9ab99; font-size: 13.5px; line-height: 1.9; max-width: 560px; }
.site-list { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 8px; }
.site-list li { color: #c8b9a5; font-size: 12.5px; padding-left: 18px; position: relative; }
.site-list li::before { content: "✦"; position: absolute; left: 0; color: #c8956a; }
.site-security-visual { position: relative; min-height: 230px; display: grid; place-items: center; }
.lock-ring { width: 160px; height: 160px; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(230,188,143,.4); box-shadow: 0 0 50px rgba(200,149,106,.18), inset 0 0 40px rgba(200,149,106,.10); color: #e6bc8f; font-size: 38px; font-weight: 800; }
.lock-ring::before { content: ""; position: absolute; width: 200px; height: 200px; border-radius: 50%; border: 1px dashed rgba(200,149,106,.2); }
.security-chip { position: absolute; padding: 6px 11px; border-radius: 999px; border: 1px solid rgba(200,149,106,.28); background: rgba(20,17,13,.85); color: #e6bc8f; font-size: 10.5px; }
.chip-a { top: 10px; left: 8%; } .chip-b { top: 38px; right: 4%; } .chip-c { bottom: 26px; left: 12%; } .chip-d { bottom: 2px; right: 18%; }
.pricing .site-card { display: flex; flex-direction: column; }
.pricing .site-card .site-btn { margin-top: auto; align-self: flex-start; }
.site-card.featured { border-color: rgba(200,149,106,.5); box-shadow: 0 0 40px rgba(200,149,106,.10); position: relative; }
.site-tag { position: absolute; right: 16px; top: 16px; font-size: 9.5px; color: #14110d; background: #e6bc8f; padding: 3px 8px; border-radius: 999px; font-weight: 700; }
.price-kicker { color: #e6bc8f !important; font-size: 11.5px !important; }
.site-faq { border-top: 1px solid rgba(200,149,106,.18); }
.site-faq details { border-bottom: 1px solid rgba(200,149,106,.14); padding: 16px 2px; }
.site-faq summary { cursor: pointer; color: #f2eadf; font-size: 14px; list-style: none; }
.site-faq summary::-webkit-details-marker { display: none; }
.site-faq summary::after { content: "+"; float: right; color: #c8956a; }
.site-faq details[open] summary::after { content: "−"; }
.site-faq p { color: #9d8f7d; font-size: 12.5px; line-height: 1.8; margin: 9px 0 0; }
.site-final { max-width: var(--site-max); margin: 20px auto 46px; padding: 36px; display: flex; justify-content: space-between; align-items: center; gap: 20px; border: 1px solid rgba(200,149,106,.26); border-radius: 20px; background: linear-gradient(120deg, rgba(200,149,106,.16), rgba(20,17,13,.8)); }
.site-final p { color: #9d8f7d; font-size: 12.5px; margin: 8px 0 0; }
.site-footer { max-width: var(--site-max); margin: 0 auto; padding: 26px 24px 42px; border-top: 1px solid rgba(200,149,106,.14); display: flex; align-items: center; gap: 30px; flex-wrap: wrap; }
.site-footer-links { display: flex; gap: 18px; margin-left: auto; }
.site-footer-links a { color: #9d8f7d; font-size: 12px; text-decoration: none; }
.site-copy { color: #6f6559; font-size: 11px; width: 100%; }
@media (max-width: 980px) {
  .site-hero { grid-template-columns: 1fr; gap: 26px; padding-top: 48px; }
  .site-hero-visual { min-height: 400px; max-width: 480px; margin: 0 auto; width: 100%; }
  .site-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .site-security { grid-template-columns: 1fr; }
  .site-steps { grid-template-columns: repeat(2, 1fr); }
  .site-step:nth-child(2) { border-right: 0; }
  .site-nav { display: none; }
}
@media (max-width: 620px) {
  .site-header { padding: 12px 16px; gap: 12px; }
  .site-header .site-cta { margin-left: auto; padding: 8px 12px; font-size: 11px; }
  .site-hero, .site-cloud-strip, .site-section { padding-left: 16px; padding-right: 16px; }
  .site-hero h1 { font-size: 40px; }
  .site-grid { grid-template-columns: 1fr; }
  .site-steps { grid-template-columns: 1fr; }
  .site-step { border-right: 0; border-bottom: 1px solid rgba(200,149,106,.12); padding: 18px 0; }
  .site-section-head { display: block; }
  .site-section-head p { margin-top: 10px; }
  .site-security { padding: 22px; }
  .site-final { margin: 10px 16px 32px; padding: 22px; display: block; }
  .site-final .site-btn { margin-top: 16px; width: 100%; }
  .visual-float { display: none; }
  .site-footer { padding: 20px 16px 32px; }
  .site-footer-links { margin-left: 0; }
}