@charset "UTF-8";

:root {
  --black: #07080c;
  --panel: #12151d;
  --gold: #e8c56b;
  --gold-deep: #c9a227;
  --ivory: #f6efe2;
  --paper: #fffaf1;
  --ink: #16130f;
  --muted: #6f675c;
  --line: #2a303c;
  --nav-shadow: 2px 2px 0 rgba(7, 8, 12, 0.35);
  --header-h: 76px;
  --content: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  margin: 0;
  min-width: 320px;
  padding-top: var(--header-h);
  color: var(--ink);
  background: var(--ivory);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
p, h1, h2, h3, figure, blockquote { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
.frame { width: min(calc(100% - 40px), var(--content)); margin: 0 auto; }

.topbar {
  position: fixed;
  z-index: 1000;
  top: 0; right: 0; left: 0;
  height: var(--header-h);
  background: var(--black);
  border-bottom: 1px solid rgba(232, 197, 107, 0.25);
}
.topbar-frame { display: flex; height: 100%; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand img { width: 48px; height: 48px; object-fit: contain; background: #fff; box-shadow: var(--nav-shadow); }
.brand span { display: grid; line-height: 1.2; }
.brand strong { color: #fff; font-size: 18px; }
.brand small { color: #9da4b2; font-size: 12px; }
.main-menu ul { display: flex; gap: 28px; }
.main-menu a {
  position: relative;
  display: block;
  padding: 26px 0 22px;
  color: #e6e8ec;
  font-size: 14px;
  font-weight: 700;
}
.main-menu a::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 14px; height: 2px;
  background: var(--gold); transform: scaleX(0);
}
.main-menu a:hover, .main-menu a.current { color: var(--gold); }
.main-menu a:hover::after, .main-menu a.current::after { transform: scaleX(1); }
.header-get, .mobile-get, .get-btn, .opening-action a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  background: var(--gold);
  color: var(--black);
  font-weight: 800;
  box-shadow: var(--nav-shadow);
}
.header-get:hover, .opening-action a:hover, .get-btn:hover { background: #f0d68a; }
.mobile-controls { display: none; align-items: center; gap: 8px; }
.nav-switch { width: 42px; height: 42px; display: grid; place-content: center; gap: 5px; border: 1px solid #3a4358; }
.nav-switch i { display: block; width: 18px; height: 2px; background: #fff; }

.opening {
  min-height: 680px;
  color: #fff;
  background:
    radial-gradient(circle at 14% 30%, rgba(232, 197, 107, 0.14), transparent 22%),
    linear-gradient(90deg, transparent 49.8%, rgba(232, 197, 107, 0.04) 50%, transparent 50.2%),
    var(--black);
  border-bottom: 8px solid #11151d;
}
.opening-frame {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 56px;
  align-items: center;
  min-height: 680px;
  padding: 64px 0;
}
.overline { color: var(--gold); font-size: 12px; font-weight: 800; letter-spacing: 0.18em; }
.opening h1 {
  margin-top: 14px;
  font-size: clamp(46px, 5vw, 76px);
  line-height: 1.05;
  letter-spacing: 0.04em;
}
.opening-kicker { margin-top: 16px; color: var(--gold); font-size: 24px; font-weight: 800; }
.opening-lead { max-width: 34em; margin-top: 16px; color: #adb4c1; }
.opening-action { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; margin-top: 28px; }
.opening-action a { min-width: 190px; padding: 14px 24px; }
.opening-action span { color: #87909f; font-size: 12px; }
.opening-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.opening-tags span { padding: 6px 12px; border: 1px solid #384157; color: #c8ced8; font-size: 12px; }

.serial-console {
  padding: 18px;
  border: 1px solid #3a4358;
  background: linear-gradient(145deg, #171e2c, #080b12 78%);
  box-shadow: 0 36px 70px rgba(0, 0, 0, 0.55), inset 0 0 0 4px #0d111a;
}
.console-head { display: flex; justify-content: space-between; padding: 2px 4px 14px; color: #cdd2dc; font-size: 12px; font-weight: 700; }
.console-head p { display: flex; gap: 8px; }
.console-head i { width: 8px; height: 8px; border-radius: 50%; background: #343e50; }
.console-head i:nth-child(2) { background: var(--gold-deep); }
.console-body { display: grid; grid-template-columns: 210px 1fr; gap: 16px; }
.phone {
  padding: 14px 12px 16px;
  background: #0a0d14;
  border: 1px solid #2c3549;
}
.phone b {
  display: block;
  width: 72px; height: 8px; margin: 0 auto 10px;
  border-radius: 99px; background: #2a333c;
}
.phone img { width: 100%; height: auto; max-height: 390px; object-fit: contain; background: #000; }
.console-side { display: grid; align-content: start; gap: 10px; }
.console-side button {
  min-height: 44px; padding: 0 14px; text-align: left;
  border: 1px solid #2c3549; color: #cdd2dc; font-weight: 800;
}
.console-side button.is-on { background: var(--gold); color: var(--black); border-color: var(--gold); }
.wave {
  height: 46px; margin-top: 8px; overflow: hidden;
  background: rgba(232, 197, 107, 0.08);
  position: relative;
}
.wave::after {
  content: "";
  position: absolute; left: 0; right: 0; top: 50%;
  height: 22px;
  background: repeating-linear-gradient(90deg, transparent 0 7px, rgba(232, 197, 107, 0.85) 7px 10px);
  transform: translateY(-50%);
  animation: scan 2.4s linear infinite;
}
.console-status { color: var(--gold); font-size: 13px; font-weight: 800; }

@keyframes scan { from { transform: translate(-20%, -50%); } to { transform: translate(20%, -50%); } }

.block-head { margin-bottom: 28px; }
.block-head p { color: var(--gold-deep); font-size: 12px; font-weight: 800; letter-spacing: 0.16em; }
.block-head.light p { color: var(--gold); }
.block-head h2 { margin-top: 8px; font-size: clamp(28px, 4vw, 40px); }

.studio { padding: 80px 0; background: var(--paper); }
.bento {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 16px;
}
.bento article {
  padding: 28px 24px;
  background: #fff;
  border: 1px solid rgba(22, 19, 15, 0.08);
  box-shadow: 0 18px 40px rgba(22, 19, 15, 0.06);
}
.bento .wide { grid-column: 1; grid-row: 1 / 3; background: var(--ivory); }
.bento .gold { background: var(--gold); }
.bento .dark { background: var(--black); color: #f6efe2; }
.bento span { display: inline-block; margin-bottom: 10px; color: var(--gold-deep); font-weight: 900; }
.bento .dark span, .bento .gold span { color: var(--black); }
.bento h3 { margin-bottom: 10px; font-size: 22px; }
.bento p { color: var(--muted); }
.bento .dark p { color: #adb4c1; }
.bento ul { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.bento li { padding: 6px 10px; background: #fff; font-size: 12px; font-weight: 800; }
.bars { display: flex; gap: 6px; margin-top: 18px; height: 10px; }
.bars i { flex: 1; background: #2a303c; }
.bars i:nth-child(1) { background: var(--gold); animation: pulse 1.6s ease-in-out infinite; }
.bars i:nth-child(2) { background: #8a7540; animation: pulse 1.6s ease-in-out 0.15s infinite; }
.bars i:nth-child(3) { background: #5a4c2a; animation: pulse 1.6s ease-in-out 0.3s infinite; }
@keyframes pulse { 50% { opacity: 0.45; } }

.window {
  padding: 80px 0;
  background: linear-gradient(180deg, #0c0f16, #07080c);
  color: #f6efe2;
}
.window .block-head h2 { color: #fff; }
.vitrine {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr 0.8fr;
  gap: 18px;
  align-items: end;
}
.vitrine figure, .vitrine-foot { margin: 0; }
.glass {
  padding: 14px;
  background: #11151d;
  border: 1px solid #3a4358;
  box-shadow: 0 28px 50px rgba(0, 0, 0, 0.4);
}
.glass img { width: 100%; height: auto; max-height: 460px; margin: 0 auto; object-fit: contain; }
.hero-shot .glass { padding: 18px; }
.side { transform: translateY(18px); }
.side.lift { transform: translateY(-12px); }
.vitrine figcaption, .vitrine-foot figcaption {
  margin-top: 12px; font-weight: 800; color: var(--gold);
}
.vitrine-foot {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 18px;
  align-items: center;
  margin-top: 22px;
  padding: 16px;
  border: 1px solid #3a4358;
  background: #11151d;
}
.glass.slim img { max-height: 140px; }
.vitrine figure:hover .glass { transform: translateY(-4px); transition: transform 0.25s ease; }

.faq { padding: 80px 0; background: var(--ivory); }
.fold-screen {
  display: grid;
  grid-template-columns: 1fr 1.1fr 1fr;
  gap: 0;
  border: 1px solid rgba(22, 19, 15, 0.12);
  background: var(--paper);
  box-shadow: 18px 22px 0 rgba(22, 19, 15, 0.08);
}
.fold-screen article { padding: 28px 24px; }
.fold-screen .mid {
  background: var(--black);
  color: #f6efe2;
  transform: translateY(-12px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
}
.fold-screen h3 { margin: 0 0 8px; font-size: 18px; }
.fold-screen h3 + p { margin-bottom: 22px; color: var(--muted); }
.fold-screen .mid h3 + p { color: #adb4c1; }
.fold-screen h3:nth-of-type(2) { margin-top: 8px; }

.reviews { padding: 80px 0 40px; background: var(--paper); }
.quote-stack { display: grid; gap: 0; }
.quote-stack blockquote {
  display: grid;
  grid-template-columns: 170px 1fr auto;
  gap: 18px;
  padding: 22px 0;
  border-top: 1px solid rgba(22, 19, 15, 0.1);
}
.quote-stack blockquote:first-child { border-top: 2px solid var(--ink); }
.quote-stack time { color: var(--gold-deep); font-size: 13px; font-weight: 800; }
.quote-stack p { font-size: 17px; }
.quote-stack cite { font-style: normal; font-size: 13px; font-weight: 800; color: var(--muted); }

.download { padding: 20px 0 80px; background: var(--ivory); }
.download-console {
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 28px;
  background: var(--black);
  color: #f6efe2;
  border: 1px solid #3a4358;
  box-shadow: 0 24px 0 rgba(22, 19, 15, 0.12);
}
.seal {
  width: 84px; height: 84px;
  display: grid; place-items: center;
  border: 3px solid #c45c48;
  color: #c45c48;
  font-size: 36px;
  font-weight: 900;
  transform: rotate(-12deg);
}
.download-console h2 { margin: 8px 0; }
.download-console p { color: #adb4c1; }
.get-btn { min-width: 160px; }

.site-footer { padding: 34px 0 18px; background: #05070c; color: #d8d0c2; }
.footer-shell { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.footer-shell nav { display: flex; flex-wrap: wrap; gap: 16px; font-size: 13px; font-weight: 800; }
.footer-shell nav a:hover { color: var(--gold); }
.copy { width: min(calc(100% - 40px), var(--content)); margin: 14px auto 0; color: #7d766a; font-size: 12px; }

.back-top {
  position: fixed; right: 24px; bottom: 24px; z-index: 60;
  width: 46px; height: 46px; display: grid; place-items: center;
  visibility: hidden; opacity: 0; background: var(--gold); color: var(--black);
  box-shadow: var(--nav-shadow);
}
.back-top::before {
  content: ""; width: 12px; height: 12px;
  border-left: 2px solid var(--black); border-top: 2px solid var(--black);
  transform: translateY(3px) rotate(45deg);
}
.back-top.is-visible { visibility: visible; opacity: 1; }

@media (max-width: 980px) {
  .header-get { display: none; }
  .mobile-controls { display: flex; }
  .main-menu {
    position: fixed; top: var(--header-h); right: 0; left: 0; display: none;
    background: #0c0f16; border-bottom: 1px solid #3a4358;
  }
  .main-menu.is-open { display: block; }
  .main-menu ul { flex-direction: column; gap: 0; padding: 8px 20px 16px; }
  .main-menu a { padding: 12px 0; }
  .opening-frame { display: flex; flex-direction: column; gap: 32px; min-height: 0; padding: 48px 0; }
  .opening-copy { text-align: center; }
  .opening-lead, .opening-action { margin-inline: auto; align-items: center; }
  .opening-tags { justify-content: center; }
  .console-body, .bento, .vitrine, .fold-screen, .quote-stack blockquote, .vitrine-foot, .download-console, .footer-shell {
    grid-template-columns: 1fr;
  }
  .bento .wide { grid-column: auto; grid-row: auto; }
  .side, .side.lift, .fold-screen .mid { transform: none; }
  .opening-action a, .get-btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .wave::after, .bars i { animation: none; }
}