:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-text: #1f2430;
  --color-text-muted: #5b6472;
  --color-accent: #1e3a5f;
  --color-accent-light: #eef3f8;
  --color-border: #e2e5ea;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1080px;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 40px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border);
}
.site-nav__brand {
  display: flex;
  align-items: center;
}
.site-nav__logo {
  height: 56px;
  width: auto;
  display: block;
}
.site-nav__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav__links a { color: var(--color-text-muted); font-weight: 500; }
.site-nav__links a:hover { color: var(--color-accent); text-decoration: none; }

@media (max-width: 480px) {
  .site-nav__logo { height: 45px; }
  .site-nav__links { gap: 10px 14px; }
  .site-nav__links a { font-size: 0.9rem; }
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 32px 24px;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  text-align: center;
}

.hero {
  background: var(--color-accent-light);
  padding: 64px 24px;
  text-align: center;
}
.hero h1 { font-size: 2.2rem; margin: 0; color: var(--color-accent); }
.hero p { font-size: 1.15rem; color: var(--color-text-muted); max-width: 640px; margin: 0 auto; }

.hero__title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin: 0 0 12px;
}
.hero__logo {
  height: 72px;
  width: auto;
  display: block;
}

@media (max-width: 480px) {
  .hero__title { flex-direction: column; gap: 12px; }
  .hero__logo { height: 56px; }
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  margin-top: 20px;
}
.btn:hover { opacity: 0.9; text-decoration: none; }

.section { padding: 56px 24px; }
.section h2 { font-size: 1.6rem; margin-bottom: 24px; color: var(--color-accent); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--color-bg);
}
.card__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  margin-bottom: 12px;
}
.card h3 {
  margin: 0 0 12px;
  padding-bottom: 10px;
  color: var(--color-accent);
  font-size: 1.15rem;
  border-bottom: 2px solid var(--color-accent-light);
}
.card--highlight {
  padding: 0 24px 24px;
  overflow: hidden;
}
.card--highlight h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 -24px 16px;
  padding: 14px 24px;
  background: var(--color-accent);
  color: #fff;
  border-bottom: none;
  border-radius: calc(var(--radius) - 1px) calc(var(--radius) - 1px) 0 0;
}
.card--highlight h3 .card__badge {
  background: #fff;
  color: var(--color-accent);
  margin-bottom: 0;
  flex-shrink: 0;
}
.card ul { padding-left: 18px; color: var(--color-text-muted); }

.notice-list { list-style: none; padding: 0; margin: 0; }
.notice {
  border-bottom: 1px solid var(--color-border);
  padding: 20px 0;
}
.notice__date { font-size: 0.85rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.notice h3 { margin: 4px 0 8px; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.gallery-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius);
  cursor: pointer;
  display: block;
}
.gallery-item figcaption {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 6px;
}

.lightbox-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.lightbox-overlay.is-open { display: flex; }
.lightbox-overlay img { max-width: 90%; max-height: 85%; border-radius: var(--radius); }

.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}
.bank-table { width: 100%; border-collapse: collapse; }
.bank-table td { padding: 8px 0; border-bottom: 1px solid var(--color-border); }
.bank-table td:first-child { color: var(--color-text-muted); width: 40%; }

.office-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}
.office-card h3 { margin-top: 0; }
.office-actions { display: flex; gap: 12px; margin-top: 12px; flex-wrap: wrap; }
.office-actions a {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius);
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.9rem;
}
.office-actions a:hover { background: var(--color-accent); color: #fff; text-decoration: none; }