:root {
  --brand: #2f6bff;
  --brand-d: #1f56e0;
  --brand-s: #eaf1ff;
  --ink: #0f1b33;
  --text: #1f2a44;
  --muted: #6b7790;
  --line: #e6ebf2;
  --bg: #f5f7fb;
  --white: #ffffff;
  --hot: #ff6a2a;
  --radius: 12px;
  --shadow: 0 12px 40px rgba(15, 27, 51, 0.08);
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; margin: 0; padding: 0; }

.zy-wrap {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.zy-announce {
  background: linear-gradient(90deg, #10203a, #1a3a7a 55%, var(--brand));
  color: #fff;
  font-size: 13px;
}
.zy-announce-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 36px;
}
.zy-announce a {
  color: #fff;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 999px;
  padding: 4px 12px;
  white-space: nowrap;
}

.zy-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.zy-header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 68px;
}
.zy-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  flex-shrink: 0;
}
.zy-logo img { height: 32px; width: auto; }
.zy-logo strong {
  background: linear-gradient(135deg, var(--brand), #0b1f4d);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.zy-nav {
  display: flex;
  gap: 22px;
  flex: 1;
  font-size: 14px;
  color: var(--ink);
}
.zy-nav a:hover { color: var(--brand); }
.zy-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: auto;
}
.zy-link { font-size: 14px; color: var(--ink); }
.zy-link:hover { color: var(--brand); }
.zy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 18px;
  border-radius: 10px;
  background: var(--brand);
  color: #fff !important;
  font-size: 14px;
  font-weight: 600;
  border: none;
  transition: background .2s ease, transform .2s ease;
}
.zy-btn:hover { background: var(--brand-d); }
.zy-btn-lg { height: 48px; padding: 0 24px; font-size: 15px; }
.zy-btn-block { width: 100%; }
.zy-btn-light { background: #fff; color: var(--brand) !important; }
.zy-btn-light:hover { background: var(--brand-s); }
.zy-btn-ghost {
  display: inline-flex;
  align-items: center;
  height: 48px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.35);
  color: #fff;
}
.zy-btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid #c9d8ff;
  background: #fff;
  color: var(--brand);
  font-weight: 600;
}
.zy-btn-outline:hover {
  background: var(--brand-s);
  border-color: var(--brand);
}
.zy-hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.zy-hero-trust span {
  font-size: 12px;
  color: var(--brand-d);
  background: rgba(255,255,255,.72);
  border: 1px solid #d7e4ff;
  border-radius: 999px;
  padding: 4px 10px;
}
.zy-drawer {
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 16px 20px 20px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.zy-drawer.is-open { display: flex; }
.zy-menu-btn { display: none; }

.zy-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(900px 420px at 85% 10%, rgba(47,107,255,.22), transparent 60%),
    linear-gradient(160deg, #f7f9ff 0%, #eef3ff 45%, #f5f7fb 100%);
  padding: 72px 0 56px;
}
.zy-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px;
  align-items: center;
}
.zy-eyebrow {
  margin: 0 0 12px;
  color: var(--brand);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
}
.zy-hero-copy h1 {
  margin: 0 0 16px;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.2;
  color: var(--ink);
  font-weight: 750;
}
.zy-lead {
  margin: 0 0 28px;
  max-width: 520px;
  color: var(--muted);
  font-size: 16px;
}
.zy-hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.zy-hero-panel {
  display: grid;
  gap: 14px;
  padding: 28px;
  border-radius: 20px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.75), rgba(255,255,255,.35)),
    linear-gradient(160deg, #1a3a7a, var(--brand));
  box-shadow: var(--shadow);
  min-height: 320px;
  align-content: center;
}
.zy-hero-card {
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 14px;
  padding: 16px 18px;
  color: #fff;
}
.zy-hero-card span { display: block; font-size: 13px; opacity: .85; }
.zy-hero-card strong { font-size: 28px; font-weight: 700; }

.zy-quick { margin-top: -28px; position: relative; z-index: 2; }
.zy-quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.zy-quick-item {
  display: flex;
  gap: 12px;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 16px;
  box-shadow: var(--shadow);
  transition: transform .2s ease, border-color .2s ease;
}
.zy-quick-item:hover {
  transform: translateY(-2px);
  border-color: #c9d7ff;
}
.zy-quick-item i {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--brand-s);
  flex-shrink: 0;
  position: relative;
}
.zy-quick-item i::after {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 4px;
  background: var(--brand);
  opacity: .9;
}
.zy-quick-item strong { display: block; font-size: 15px; color: var(--ink); }
.zy-quick-item span { display: block; font-size: 12px; color: var(--muted); }

.zy-section { padding: 72px 0 40px; }
.zy-section-head { margin-bottom: 28px; text-align: center; }
.zy-section-head h2 {
  margin: 0 0 8px;
  font-size: 30px;
  color: var(--ink);
}
.zy-section-head p { margin: 0; color: var(--muted); }
.zy-group-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}
.zy-group-title::before {
  content: "";
  width: 4px;
  height: 18px;
  border-radius: 2px;
  background: var(--brand);
}
.zy-group-title em {
  font-style: normal;
  font-size: 12px;
  color: var(--brand);
  background: var(--brand-s);
  border-radius: 999px;
  padding: 2px 8px;
  font-weight: 600;
}
.zy-group-desc {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
  max-width: 780px;
}
.zy-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.zy-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 18px 18px;
  transition: box-shadow .2s ease, transform .2s ease;
}
.zy-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.zy-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--hot);
  color: #fff;
  font-size: 11px;
  border-radius: 6px;
  padding: 2px 8px;
}
.zy-card h3 { margin: 0 0 6px; font-size: 18px; color: var(--ink); }
.zy-card .meta { margin: 0 0 16px; color: var(--muted); font-size: 13px; }
.zy-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 12px;
  margin: 0 0 18px;
}
.zy-specs div {
  background: #f7f9fc;
  border-radius: 8px;
  padding: 8px 10px;
}
.zy-specs dt { margin: 0; color: var(--muted); font-size: 12px; }
.zy-specs dd { margin: 2px 0 0; font-weight: 600; color: var(--ink); font-size: 13px; }
.zy-price {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 14px;
  color: #e11d48;
}
.zy-price em { font-style: normal; font-size: 14px; }
.zy-price strong { font-size: 28px; line-height: 1; }
.zy-price span { margin-left: 4px; color: var(--muted); font-size: 13px; }

.zy-more {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.zy-scenes {
  padding-top: 24px;
  background: linear-gradient(180deg, transparent, #eef3ff 40%, transparent);
}
.zy-scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.zy-scene {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 18px;
  box-shadow: var(--shadow);
}
.zy-scene strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 15px;
}
.zy-scene p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.zy-cta { padding: 24px 0 80px; }
.zy-cta-box {
  border-radius: 20px;
  padding: 48px 36px;
  background: linear-gradient(120deg, #10203a, #1f56e0);
  color: #fff;
  text-align: center;
  box-shadow: var(--shadow);
}
.zy-cta-box h2 { margin: 0 0 8px; font-size: 28px; }
.zy-cta-box p { margin: 0 0 22px; opacity: .88; }

.zy-page {
  padding: 48px 0 72px;
}
.zy-page h1 {
  margin: 0 0 12px;
  font-size: 32px;
  color: var(--ink);
}
.zy-page .zy-lead { margin-bottom: 24px; }
.zy-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.zy-footer {
  background: #0f1b33;
  color: rgba(255,255,255,.72);
  padding: 48px 0 24px;
  font-size: 14px;
}
.zy-footer a:hover { color: #9cbcff; }
.zy-footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 28px;
  margin-bottom: 28px;
}
.zy-footer-brand {
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}
.zy-footer h4 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 14px;
}
.zy-footer a, .zy-footer p {
  display: block;
  margin: 0 0 8px;
}
.zy-footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 16px;
  font-size: 12px;
}

.zy-float {
  position: fixed;
  right: 18px;
  bottom: 22px;
  z-index: 60;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand);
  color: #fff !important;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 10px 28px rgba(47, 107, 255, 0.35);
}

.zy-float:hover {
  background: var(--brand-d);
}

@media (max-width: 980px) {
  .zy-nav, .zy-actions { display: none; }
  .zy-menu-btn {
    display: inline-flex;
    align-items: center;
    margin-left: auto;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 8px;
    height: 36px;
    padding: 0 12px;
  }
  .zy-hero-grid,
  .zy-quick-grid,
  .zy-cards,
  .zy-scene-grid,
  .zy-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .zy-announce-inner { flex-direction: column; align-items: flex-start; padding: 8px 0; }
  .zy-hero { padding: 48px 0 40px; }
  .zy-hero-grid,
  .zy-quick-grid,
  .zy-cards,
  .zy-scene-grid,
  .zy-footer-grid { grid-template-columns: 1fr; }
  .zy-hero-panel { min-height: auto; }
  .zy-btn-outline { width: 100%; }
}