/* Template 6 — 门闸 Split Gate */
:root {
  --mid: #0d1520;
  --mid-m: #152032;
  --gold: #d4a84b;
  --gold-d: #b8903a;
  --paper: #f4f2ee;
  --white: #fbfaf8;
  --mute: #6a727c;
  --line: #ddd8cf;
}
html { scroll-behavior: smooth; }
*, *:before, *:after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; width: 100%; overflow-x: hidden; }
body.z85a4fbody {
  font-family: "Helvetica Neue", "Helvetica", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--mid);
  background: var(--paper);
  line-height: 1.7;
  word-wrap: break-word;
}
img { max-width: 100%; height: auto; display: block; border: 0; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }

.z85a4fcontainer {
  width: 92%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

.z85a4fheader {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
}
.z85a4fhbar {
  display: flex; align-items: center; min-height: 68px; gap: 10px;
}
.z85a4flogo {
  display: flex; align-items: center; gap: 10px;
  color: #fff; font-weight: 700; max-width: 36%; flex-shrink: 0;
}
.z85a4flogomark {
  width: 36px; height: 36px;
  border: 1px solid var(--gold);
  color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 800;
}
.z85a4flogotext { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.z85a4fnt { position: absolute; left: -9999px; opacity: 0; }
.z85a4fnbtn { display: none; margin-left: auto; padding: 10px; cursor: pointer; }
.z85a4fnbtn span { display: block; width: 22px; height: 2px; margin: 5px 0; background: #fff; }
.z85a4fnav { margin-left: auto; }
.z85a4fnav ul { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 16px; }
.z85a4fnav a { color: rgba(255,255,255,.75); font-size: 14px; font-weight: 500; }
.z85a4fnav a:hover { color: var(--gold); }
.z85a4fnavcta {
  padding: 8px 14px !important;
  border: 1px solid var(--gold) !important;
  color: var(--gold) !important;
  font-weight: 700 !important;
}
.z85a4fnavcta:hover { background: var(--gold) !important; color: var(--mid) !important; }

.z85a4fbtn {
  display: inline-block;
  padding: 12px 22px;
  font-size: 14px; font-weight: 700;
  text-align: center;
  border: 1px solid transparent;
}
.z85a4fbtnpri { background: var(--gold); color: var(--mid) !important; }
.z85a4fbtnpri:hover { background: var(--gold-d); }
.z85a4fbtnghost { border-color: rgba(255,255,255,.4); color: #fff !important; }
.z85a4fbtnghost:hover { background: rgba(255,255,255,.1); }
.z85a4fbtnblock { width: 100%; }

/* True 50/50 split gate */
.z85a4fbanner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
  background: var(--mid);
}
.z85a4fbanleft {
  display: flex; align-items: center;
  background: linear-gradient(180deg, var(--mid) 0%, var(--mid-m) 100%);
  color: #fff;
  padding: 100px 6vw 60px;
}
.z85a4fbaninner { max-width: 520px; }
.z85a4fbanbrand {
  font-size: 13px; font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(212,168,75,.35);
  display: inline-block;
}
.z85a4fbanleft h1 {
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.2;
  margin-bottom: 16px;
  font-weight: 700;
}
.z85a4fbandesc {
  font-size: 15px; color: #9aa5b2;
  margin-bottom: 28px;
}
.z85a4fbanacts { display: flex; flex-wrap: wrap; gap: 12px; }
.z85a4fbanright { overflow: hidden; }
.z85a4fbanright img {
  width: 100%; height: 100%; min-height: 100vh;
  object-fit: cover;
}

.z85a4fad { padding: 12px 0; background: var(--mid); }

.z85a4fsec { padding: 72px 0; background: var(--white); }
.z85a4fhead { text-align: center; margin-bottom: 40px; }
.z85a4fhead h2 {
  font-size: clamp(24px, 3vw, 34px);
  margin-bottom: 10px;
}
.z85a4fhead h2:before {
  content: "";
  display: block;
  width: 40px; height: 2px;
  background: var(--gold);
  margin: 0 auto 14px;
}
.z85a4fhead p { color: var(--mute); max-width: 36em; margin: 0 auto; }

.z85a4fability {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.z85a4fability article {
  background: var(--white);
  padding: 28px 22px;
}
.z85a4fnum {
  font-size: 12px; font-weight: 800;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.z85a4fability h3 { font-size: 17px; margin-bottom: 8px; }
.z85a4fability p { font-size: 14px; color: var(--mute); }

.z85a4fboundsec { background: var(--paper); padding-bottom: 0; }
.z85a4fboundsec .z85a4fhead { margin-bottom: 28px; }
.z85a4fband { padding: 36px 0; }
.z85a4fbandyes { background: var(--mid); color: #fff; }
.z85a4fbandno { background: #1a2433; color: #c5cdd6; }
.z85a4fband h3 {
  font-size: 20px; margin-bottom: 16px;
  color: var(--gold);
}
.z85a4fband ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 10px 24px;
}
.z85a4fband li {
  font-size: 14px;
  padding-left: 16px;
  position: relative;
}
.z85a4fband li:before {
  content: "";
  position: absolute; left: 0; top: 0.55em;
  width: 6px; height: 6px;
  background: var(--gold);
}

.z85a4fgold {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.z85a4fgold:before {
  content: "";
  position: absolute;
  top: 28px; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.z85a4fgold li {
  text-align: center;
  padding: 0 14px;
  position: relative;
}
.z85a4fgold span {
  display: inline-flex;
  width: 56px; height: 56px;
  align-items: center; justify-content: center;
  border: 2px solid var(--gold);
  background: var(--white);
  color: var(--gold);
  font-size: 20px; font-weight: 800;
  margin-bottom: 16px;
  position: relative; z-index: 1;
}
.z85a4fgold h3 { font-size: 17px; margin-bottom: 8px; }
.z85a4fgold p { font-size: 13px; color: var(--mute); }

.z85a4fhot { background: var(--paper); }
.z85a4fhotwrap {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0;
  border: 1px solid var(--line);
}
.z85a4fhotpanel, .z85a4fhotaside { padding: 32px 28px; }
.z85a4fhotpanel { background: var(--white); }
.z85a4fhotaside { background: var(--mid); color: #c5cdd6; }
.z85a4fhotpanel h3, .z85a4fhotaside h3 {
  font-size: 18px; margin-bottom: 18px;
}
.z85a4fhotaside h3 { color: var(--gold); }
.z85a4fhotpanel li {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.z85a4fhotpanel li span { color: var(--mute); }
.z85a4fhotpanel a { color: var(--gold-d); font-weight: 700; }
.z85a4fhotaside ol {
  list-style: decimal;
  padding-left: 18px;
  margin-bottom: 22px;
  font-size: 14px;
}
.z85a4fhotaside li { margin-bottom: 8px; }

.z85a4fqalist details {
  border: 1px solid var(--line);
  background: var(--white);
  margin-bottom: 8px;
}
.z85a4fqalist summary {
  padding: 16px 20px;
  cursor: pointer;
  font-weight: 700;
  font-size: 15px;
  list-style: none;
}
.z85a4fqalist summary::-webkit-details-marker { display: none; }
.z85a4fqalist details[open] summary {
  color: var(--gold-d);
  border-bottom: 1px solid var(--line);
}
.z85a4fqalist div p {
  padding: 14px 20px 18px;
  font-size: 14px; color: var(--mute);
}

.z85a4fabout { background: var(--mid); color: #c5cdd6; }
.z85a4fabout .z85a4fhead h2 { color: #fff; }
.z85a4fabout .z85a4fhead p { color: #8a95a3; }
.z85a4fmetrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}
.z85a4fmetrics div {
  text-align: center;
  padding: 24px 12px;
  border: 1px solid rgba(212,168,75,.3);
}
.z85a4fmetrics span {
  display: block;
  font-size: 28px; font-weight: 800;
  color: var(--gold);
  margin-bottom: 4px;
}
.z85a4fmetrics em {
  font-style: normal; font-size: 13px; color: #8a95a3;
}
.z85a4fabout3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.z85a4fabout3 article {
  padding: 20px 18px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.08);
}
.z85a4fabout3 h3 { color: #fff; font-size: 16px; margin-bottom: 8px; }
.z85a4fabout3 p { font-size: 13px; }

.z85a4fflinksec { background: var(--paper); }
.z85a4fflink {
  display: flex; flex-wrap: wrap; gap: 12px 20px; justify-content: center;
}
.z85a4fflink a {
  font-size: 14px;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}
.z85a4fflink a:hover { color: var(--gold-d); }

.z85a4ffooter {
  background: #080e16;
  color: #7a8490;
  padding: 36px 0;
  text-align: center;
}
.z85a4ffootbrand {
  color: var(--gold); font-size: 18px; font-weight: 700; margin-bottom: 14px;
}
.z85a4ffootnav {
  display: flex; flex-wrap: wrap; gap: 10px 18px; justify-content: center;
  margin-bottom: 16px; font-size: 13px;
}
.z85a4ffootnav a:hover { color: var(--gold); }
.z85a4ffootpower { font-size: 12px; }
.z85a4ffootpower a { color: var(--gold); }

@media (max-width: 960px) {
  .z85a4fbanner { grid-template-columns: 1fr; min-height: auto; }
  .z85a4fbanleft { padding: 100px 24px 48px; min-height: auto; }
  .z85a4fbanright img { min-height: 280px; }
  .z85a4fability { grid-template-columns: 1fr 1fr; }
  .z85a4fgold { grid-template-columns: 1fr 1fr; gap: 28px 0; }
  .z85a4fgold:before { display: none; }
  .z85a4fhotwrap, .z85a4fmetrics, .z85a4fabout3 { grid-template-columns: 1fr; }
  .z85a4fheader { position: relative; background: var(--mid); }
  .z85a4fnav { display: none; }
  .z85a4fnbtn { display: block; }
  .z85a4fhbar { position: relative; }
  .z85a4fnt:checked ~ .z85a4fnav {
    display: block; position: absolute;
    left: 0; right: 0; top: 68px;
    background: var(--mid-m); padding: 16px 20px 20px;
    border-bottom: 1px solid rgba(212,168,75,.25); z-index: 50;
  }
  .z85a4fnt:checked ~ .z85a4fnav ul { flex-direction: column; align-items: flex-start; gap: 12px; }
}
@media (max-width: 600px) {
  .z85a4fability, .z85a4fgold { grid-template-columns: 1fr; }
  .z85a4fsec { padding: 48px 0; }
  .z85a4fbanleft { padding-top: 88px; }
}