:root {
  --navy: #123a63;
  --navy-dark: #0a2744;
  --navy-mid: #1b4f82;
  --gold: #c9a227;
  --gold-soft: #e8c547;
  --paper: #f7f4ee;
  --cream: #fffdf8;
  --ink: #1c2430;
  --muted: #5c6673;
  --line: #e6e1d6;
  --white: #ffffff;
  --max: 1120px;
  --radius: 12px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--navy-mid);
  text-decoration: none;
}

a:hover {
  color: var(--gold);
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
}

.skip:focus {
  left: 16px;
  top: 16px;
  z-index: 100;
  background: var(--white);
  padding: 8px 12px;
}

.topbar {
  background: var(--navy-dark);
  color: #dce6f0;
  font-size: 13px;
}

.topbar-inner,
.nav-inner,
.footer-inner,
.wrap {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  flex-wrap: wrap;
}

.topbar a {
  color: var(--gold-soft);
}

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--navy);
}

.brand img {
  width: 210px;
  height: auto;
  object-fit: contain;
}

.brand-text strong {
  display: block;
  font-size: 20px;
  letter-spacing: 0.08em;
  line-height: 1.2;
}

.brand-text span {
  display: block;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  color: var(--ink);
  padding: 8px 12px;
  font-size: 15px;
}

.nav a[aria-current="page"] {
  color: var(--navy);
  font-weight: 700;
  box-shadow: inset 0 -2px 0 var(--gold);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--gold);
  color: var(--navy-dark);
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 999px;
  border: 0;
  cursor: pointer;
}

.btn:hover {
  background: var(--gold-soft);
  color: var(--navy-dark);
}

.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--navy);
}

.btn-ghost:hover {
  background: var(--navy);
  color: var(--white);
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
}

.hero {
  background:
    linear-gradient(180deg, rgba(10, 39, 68, 0.08), rgba(10, 39, 68, 0.02)),
    var(--paper);
  padding: 56px 0 48px;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.kicker {
  color: var(--gold);
  letter-spacing: 0.18em;
  font-size: 13px;
  font-weight: 700;
  margin: 0 0 10px;
}

.hero h1,
.page-hero h1,
h1 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.25;
  margin: 0 0 14px;
  color: var(--navy-dark);
}

.lead {
  font-size: 18px;
  color: var(--muted);
  margin: 0 0 24px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.meta-list {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-logo {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  display: grid;
  place-items: center;
  box-shadow: 0 18px 40px rgba(18, 58, 99, 0.08);
}

.hero-logo img {
  width: 100%;
}

.section {
  padding: 64px 0;
}

.section-alt {
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section h2 {
  font-size: 28px;
  color: var(--navy-dark);
  margin: 0 0 8px;
}

.section-desc {
  color: var(--muted);
  margin: 0 0 28px;
  max-width: 720px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.card h3 {
  margin: 0 0 10px;
  color: var(--navy);
}

.card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.gallery figure {
  margin: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.gallery img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.gallery figcaption {
  padding: 10px 14px 14px;
  font-size: 13px;
  color: var(--muted);
}

.crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 22px 0 0;
  font-size: 14px;
  color: var(--muted);
}

.crumb a {
  color: var(--muted);
}

.crumb a:hover {
  color: var(--gold);
}

.crumb .sep {
  color: #c5c0b6;
}

.crumb [aria-current="page"] {
  color: var(--navy);
}

.page-hero {
  padding: 40px 0 20px;
}

.crumb + .page-hero,
.crumb + .article {
  padding-top: 18px;
}

.prose {
  max-width: 760px;
}

.prose p {
  margin: 0 0 14px;
}

.facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.fact {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.fact dt {
  color: var(--muted);
  font-size: 13px;
  margin: 0 0 4px;
}

.fact dd {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy-dark);
}

.faq details {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 10px;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--navy);
}

.faq p {
  margin: 10px 0 0;
  color: var(--muted);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border: 1px solid var(--line);
}

th,
td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 12px 14px;
  font-size: 14px;
}

th {
  background: var(--paper);
  color: var(--navy);
}

.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.news-item {
  display: grid;
  gap: 6px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  color: var(--ink);
}

.news-item:hover {
  border-color: var(--gold);
  color: var(--ink);
}

.news-item time {
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.news-item strong {
  color: var(--navy-dark);
  font-size: 18px;
}

.news-item span {
  color: var(--muted);
  font-size: 14px;
}

.article {
  padding: 40px 0 48px;
  max-width: 760px;
}

.article-meta {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 10px;
}

.article-body p {
  margin: 0 0 14px;
}

.cta-band {
  background: var(--navy);
  color: var(--white);
  padding: 36px 0;
}

.cta-band h2 {
  margin: 0 0 8px;
  color: var(--white);
}

.cta-band p,
.cta-band a {
  color: #dce6f0;
}

.cta-band .btn {
  margin-top: 12px;
}

.site-footer {
  background: var(--navy-dark);
  color: #c5d0dc;
  padding: 36px 0 20px;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.site-footer h3 {
  color: var(--white);
  font-size: 15px;
  margin: 0 0 10px;
}

.site-footer a {
  color: var(--gold-soft);
}

.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 16px;
  font-size: 12px;
  line-height: 1.8;
  color: #9aabbc;
}

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 12px 20px 16px;
    align-items: flex-start;
  }

  .nav.is-open {
    display: flex;
  }

  .hero-grid,
  .cards,
  .gallery,
  .facts,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .gallery img {
    height: 220px;
  }

  .hero-actions .btn {
    width: 100%;
  }
}