:root {
  --blue: #0a63ce;
  --blue-2: #0e8cff;
  --deep: #09285a;
  --ink: #13213c;
  --muted: #5e6d85;
  --line: #dce9fa;
  --soft: #f4f9ff;
  --card: #fff;
  --shadow: 0 18px 50px rgba(10, 75, 160, .12);
  --radius: 22px;
  --max: 1260px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  background: linear-gradient(180deg, #f7fbff 0%, #fff 38%, #f3f8ff 100%);
  line-height: 1.68;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid rgba(180,207,242,.78);
  backdrop-filter: blur(14px);
}
.nav-inner {
  max-width: var(--max);
  margin: auto;
  padding: 14px 26px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand { display: flex; align-items: center; min-width: 210px; }
.brand-logo { height: 50px; width: auto; object-fit: contain; }
.nav-links { display: flex; justify-content: flex-end; flex: 1; gap: 4px; flex-wrap: wrap; }
.nav-links a {
  font-size: 14px;
  padding: 9px 12px;
  border-radius: 999px;
  color: #2c4168;
  font-weight: 700;
}
.nav-links a.active,
.nav-links a:hover { background: #eaf3ff; color: var(--blue); }

.page-hero {
  color: #fff;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 74% 20%, rgba(70,169,255,.34), transparent 25%),
    linear-gradient(135deg, #071d45 0%, #0a3974 62%, #0b6ad4 100%);
}
.page-hero:before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 48px 48px;
}
.hero-wrap {
  max-width: var(--max);
  margin: auto;
  padding: 72px 26px;
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  gap: 42px;
  align-items: center;
  position: relative;
}
.eyebrow { color: #bfddff; font-weight: 800; margin-bottom: 14px; }
.hero-wrap h1 {
  font-size: 48px;
  line-height: 1.18;
  margin: 0 0 22px;
  font-weight: 950;
  letter-spacing: 0;
}
.hero-wrap p { color: #e4f2ff; font-size: 17px; line-height: 1.85; margin: 0; max-width: 760px; }
.hero-img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 28px;
  box-shadow: 0 28px 80px rgba(0,0,0,.25);
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(255,255,255,.08);
}
.mini-nav { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 26px; }
.mini-nav a {
  color: #fff;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 800;
  font-size: 14px;
}
.hero-actions { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 900;
  border: 1px solid rgba(255,255,255,.4);
}
.btn.primary { background: #fff; color: var(--blue); border: 0; }
.btn.blue { background: var(--blue); color: #fff; border: 0; }
.btn.ghost { color: #fff; background: rgba(255,255,255,.08); }

.section { max-width: var(--max); margin: 0 auto; padding: 58px 26px; }
.section-title {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 28px;
}
.section-title h2 { margin: 0; color: #082a63; font-size: 36px; line-height: 1.18; font-weight: 950; }
.section-title p { margin: 8px 0 0; color: #5f7190; line-height: 1.75; max-width: 820px; }
.kicker { color: var(--blue); font-size: 14px; font-weight: 950; letter-spacing: .5px; }

.grid { display: grid; gap: 18px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.four { grid-template-columns: repeat(4, 1fr); }
.grid.five { grid-template-columns: repeat(5, 1fr); }
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.card h3 { font-size: 22px; margin: 0 0 10px; color: #102b5c; }
.card p { margin: 0; color: var(--muted); line-height: 1.76; }
.card ul { margin: 14px 0 0; padding: 0; list-style: none; }
.card li { position: relative; padding-left: 18px; margin: 9px 0; color: #435676; font-size: 14px; line-height: 1.48; }
.card li:before { content: ""; position: absolute; left: 0; top: .65em; width: 6px; height: 6px; background: var(--blue); border-radius: 50%; }
.tag { display: inline-flex; align-items: center; gap: 10px; color: var(--blue); font-weight: 950; margin-bottom: 12px; }
.idx { width: 36px; height: 36px; border-radius: 11px; background: var(--blue); color: #fff; display: grid; place-items: center; font-weight: 950; }
.img-card {
  height: 180px;
  border-radius: 18px;
  background: linear-gradient(135deg,#eaf5ff,#fff);
  overflow: hidden;
  margin-bottom: 16px;
  border: 1px solid var(--line);
}
.img-card img { width: 100%; height: 100%; object-fit: cover; }
.keywords { margin-top: 14px; padding-top: 14px; border-top: 1px dashed #c8ddf7; color: #55708f; font-size: 13px; line-height: 1.7; }
.band {
  margin-top: 24px;
  background: linear-gradient(90deg,#eaf5ff,#fff);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
}
.band h3 { margin: 0 0 10px; color: #082a63; }
.band p { margin: 0; color: #53667f; line-height: 1.8; }
.scenario-card { padding: 0; }
.scenario-top {
  min-height: 126px;
  padding: 18px;
  color: #fff;
  font-size: 22px;
  font-weight: 950;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.scenario-card:nth-child(1) .scenario-top{background:linear-gradient(135deg,#0b65d8,#05295d)}
.scenario-card:nth-child(2) .scenario-top{background:linear-gradient(135deg,#16a46d,#0d5e43)}
.scenario-card:nth-child(3) .scenario-top{background:linear-gradient(135deg,#ff821f,#bd4800)}
.scenario-card:nth-child(4) .scenario-top{background:linear-gradient(135deg,#7d65ff,#4231a8)}
.scenario-card:nth-child(5) .scenario-top{background:linear-gradient(135deg,#13a8a8,#07546d)}
.scenario-top span { font-size: 40px; align-self: flex-end; }
.scenario-card .body { padding: 18px; }
.flow { display: flex; gap: 8px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.step { text-align: center; color: #214c81; font-weight: 900; flex: 1; min-width: 95px; }
.step span { display: grid; place-items: center; margin: 0 auto 9px; width: 42px; height: 42px; border-radius: 50%; background: #eaf4ff; color: var(--blue); font-size: 20px; }
.arrow { color: var(--blue); font-size: 22px; }
.cert-img { height: 180px; border-radius: 16px; border: 1px solid var(--line); overflow: hidden; margin-bottom: 14px; background: #fff; }
.cert-img img { width: 100%; height: 100%; object-fit: contain; }
.contact-box {
  background: linear-gradient(135deg,#0a63ce,#0e8cff);
  color: #fff;
  border-radius: 28px;
  padding: 34px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  box-shadow: var(--shadow);
}
.contact-box h2 { margin: 0 0 10px; font-size: 32px; }
.contact-box p { margin: 0; color: #e8f5ff; line-height: 1.8; }
.contact-info-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 18px;
  margin-top: 18px;
}
.contact-info-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 24px;
  box-shadow: var(--shadow);
}
.contact-label {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: #eaf4ff;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
}
.contact-info-card h3 { margin: 14px 0 10px; color: #102b5c; font-size: 22px; }
.contact-info-card p { margin: 0; color: var(--muted); line-height: 1.76; }
.contact-info-card a { display: inline-block; margin-top: 14px; color: var(--blue); font-weight: 900; }
.pager { max-width: var(--max); margin: 0 auto; padding: 20px 26px 60px; display: flex; justify-content: space-between; gap: 16px; }
.pager a { background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: 18px; padding: 16px 22px; font-weight: 900; color: #103468; }
.footer { background: #061b40; color: #cfe5ff; text-align: center; padding: 26px; }
.footer a { color: inherit; text-decoration: none; }
.footer a:hover { color: #ffffff; text-decoration: underline; }

@media (max-width: 980px) {
  .hero-wrap { grid-template-columns: 1fr; }
  .grid.five, .grid.four, .grid.three, .grid.two { grid-template-columns: 1fr 1fr; }
  .contact-box { grid-template-columns: 1fr; }
  .contact-info-grid { grid-template-columns: 1fr; }
  .section-title { display: block; }
  .hero-wrap h1 { font-size: 38px; }
}
@media (max-width: 640px) {
  .nav-inner { display: block; }
  .brand { margin-bottom: 10px; }
  .nav-links { justify-content: flex-start; }
  .hero-wrap { padding: 52px 18px; }
  .section { padding: 42px 18px; }
  .grid.five, .grid.four, .grid.three, .grid.two { grid-template-columns: 1fr; }
  .hero-wrap h1 { font-size: 32px; }
  .pager { display: block; }
  .pager a { display: block; margin-bottom: 12px; }
  .flow { display: block; }
  .arrow { display: none; }
  .step { margin-bottom: 12px; }
}