:root {
  --ink: #0f1e3d;
  --ink-soft: #2a3a5a;
  --paper: #fbf8f3;
  --paper-alt: #f1ebdf;
  --accent: #c8a04a;
  --accent-dark: #a07a25;
  --line: #e4dccb;
  --muted: #6a6357;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: "Inter", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  gap: 24px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 600;
}
.brand:hover { text-decoration: none; color: var(--accent-dark); }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--ink);
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 1px;
  border-radius: 4px;
}
.brand-name { font-size: 1.05rem; }

.site-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 0.95rem;
}
.site-nav a:hover, .site-nav a.active {
  color: var(--accent-dark);
  text-decoration: none;
}

.lang-switch {
  font-size: 0.85rem;
  color: var(--muted);
}
.lang-switch a { color: var(--muted); }
.lang-switch a:hover { color: var(--accent-dark); text-decoration: none; }
.lang-current { color: var(--ink); font-weight: 600; }

.hero {
  background: linear-gradient(135deg, #0f1e3d 0%, #1d3461 100%);
  color: #fff;
  padding: 96px 0;
}
.hero .eyebrow {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.78rem;
  color: var(--accent);
  margin: 0 0 16px;
}
.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  line-height: 1.15;
  margin: 0 0 20px;
  max-width: 760px;
}
.hero-sub {
  font-size: 1.15rem;
  max-width: 640px;
  color: rgba(255,255,255,0.85);
  margin: 0 0 32px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}
.btn:hover { text-decoration: none; }
.btn.primary { background: var(--accent); color: var(--ink); }
.btn.primary:hover { background: var(--accent-dark); color: #fff; }
.btn.ghost { border-color: rgba(255,255,255,0.4); color: #fff; }
.btn.ghost:hover { background: rgba(255,255,255,0.1); border-color: #fff; color: #fff; }

.content-section { padding: 80px 0; }
.content-section.alt { background: var(--paper-alt); }

h2 { font-size: clamp(1.5rem, 2.8vw, 2.1rem); margin: 0 0 24px; color: var(--ink); }
h3 { font-size: 1.2rem; margin: 0 0 12px; color: var(--ink); }
p { margin: 0 0 14px; }

.two-col {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 800px) {
  .two-col { grid-template-columns: 1fr; }
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  padding: 28px;
  border-radius: 6px;
}
.card.accent { background: var(--ink); color: #fff; border-color: var(--ink); }
.card.accent h3 { color: var(--accent); }
.card.accent .stat-value { color: #fff; }
.card.accent .stat-label { color: rgba(255,255,255,0.7); }

.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 12px;
}
.stat-value { font-size: 2.2rem; font-weight: 700; color: var(--accent-dark); line-height: 1; }
.stat-label { font-size: 0.85rem; color: var(--muted); margin-top: 6px; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}
@media (max-width: 800px) {
  .grid-3 { grid-template-columns: 1fr; }
}

.page-header { background: var(--ink); color: #fff; padding: 64px 0; }
.page-header h1 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin: 0 0 8px; color: #fff; }
.page-header p { color: rgba(255,255,255,0.75); font-size: 1.1rem; margin: 0; }

.program-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (max-width: 800px) {
  .program-grid { grid-template-columns: 1fr; }
}
.program-card {
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  padding: 28px;
  border-radius: 6px;
}
.program-card h3 { font-size: 1.25rem; margin: 8px 0 12px; }
.badge {
  display: inline-block;
  background: var(--paper-alt);
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 999px;
}
.program-card ul { margin: 16px 0 0; padding-left: 20px; color: var(--ink-soft); }
.program-card li { margin-bottom: 6px; }

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
}
.steps li {
  counter-increment: step;
  padding: 16px 16px 16px 60px;
  position: relative;
  border-left: 2px solid var(--line);
  margin-left: 18px;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: -22px;
  top: 14px;
  width: 36px;
  height: 36px;
  background: var(--accent);
  color: var(--ink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
}

.dates { list-style: none; padding: 0; margin: 0; }
.dates li {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.dates li:last-child { border-bottom: none; }
.dates li span:last-child { font-weight: 600; color: var(--accent-dark); }

.cta { background: var(--ink); color: #fff; padding: 64px 0; text-align: center; }
.cta h2 { color: #fff; margin-bottom: 12px; }
.cta p { color: rgba(255,255,255,0.8); max-width: 580px; margin: 0 auto 24px; }

.site-footer { background: #0a1428; color: rgba(255,255,255,0.7); padding: 32px 0; font-size: 0.9rem; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.muted { color: var(--muted); }
.site-footer .muted { color: rgba(255,255,255,0.5); }