:root {
  --bg: #06090f;
  --bg-alt: #0b111b;
  --accent: #39e29a;
  --accent-soft: rgba(57, 226, 154, 0.12);
  --accent-strong: #00b86b;
  --text-main: #f7fbff;
  --text-muted: #9ca7c0;
  --line-soft: rgba(255, 255, 255, 0.08);
}

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

html,
body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background: radial-gradient(circle at top, #141b2a 0, #06090f 55%, #030509 100%);
  color: var(--text-main);
}

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

a {
  color: inherit;
  text-decoration: none;
}

.page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
}

.side-nav {
  border-right: 1px solid var(--line-soft);
  padding: 24px 20px;
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  background: linear-gradient(180deg, #050811 0, #050811 50%, #050811ee 100%);
}

.logo-block {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background:
    radial-gradient(circle at 20% 0, #ffffff 0, #b7ffe0 18%, #39e29a 50%, #007f4b 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: #02130a;
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.logo-text strong {
  font-size: 15px;
  letter-spacing: 0.08em;
}

.logo-text span {
  font-size: 11px;
  color: var(--text-muted);
}

.side-nav-section-title {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin: 10px 0 6px;
}

.side-nav-links {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.side-nav-links li {
  margin-bottom: 4px;
}

.side-nav-links a {
  display: block;
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.side-nav-links a:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

.side-nav-links a.active {
  background-color: var(--accent-soft);
  color: var(--accent);
}

.side-nav-meta {
  margin-top: 16px;
  border-top: 1px solid var(--line-soft);
  padding-top: 12px;
  font-size: 12px;
  color: var(--text-muted);
}

.side-nav-meta strong {
  display: block;
  margin-bottom: 4px;
  color: var(--accent);
}

.main {
  padding: 24px 28px 32px;
  max-width: 920px;
}

.section-header-kicker {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 6px;
}

.hero-title {
  font-size: 28px;
  margin: 0 0 8px;
}

.hero-sub {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0 0 14px;
  line-height: 1.7;
}

.hero-media {
  margin: 14px 0 18px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
  border: 1px solid transparent;
  background: none;
  color: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #02130a;
}

.btn-ghost {
  border-color: var(--line-soft);
  color: var(--text-main);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
  color: var(--text-muted);
}

.hero-meta span {
  padding: 4px 8px;
  border-radius: 999px;
  background-color: rgba(255, 255, 255, 0.03);
}

.divider {
  height: 1px;
  background: linear-gradient(to right, var(--line-soft), transparent);
  margin: 24px 0 18px;
}

.timeline {
  border-left: 1px solid var(--line-soft);
  padding-left: 14px;
  margin: 0 0 24px;
}

.timeline-item {
  margin-bottom: 14px;
  position: relative;
}

.timeline-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background-color: var(--accent);
  position: absolute;
  left: -19px;
  top: 4px;
}

.timeline-label {
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 2px;
}

.timeline-title {
  font-size: 14px;
  margin: 0 0 2px;
}

.timeline-text {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 6px 0 0;
}

.pill {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.block {
  padding: 14px 14px 16px;
  border-radius: 14px;
  background: rgba(8, 13, 22, 0.9);
  border: 1px solid var(--line-soft);
}

.block h2,
.block h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.block p,
.block li {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

.block ul {
  margin: 0;
  padding-left: 16px;
}

.program-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-top: 6px;
}

.program-table th,
.program-table td {
  padding: 6px 6px;
  border-bottom: 1px solid var(--line-soft);
}

.program-table th {
  text-align: left;
  color: var(--text-muted);
  font-weight: 500;
}

.program-tag {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 999px;
  background-color: var(--accent-soft);
  color: var(--accent);
}

.footer-note {
  margin-top: 20px;
  font-size: 11px;
  color: var(--text-muted);
}

@media (max-width: 920px) {
  .page {
    grid-template-columns: minmax(0, 1fr);
  }

  .side-nav {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--line-soft);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }

  .side-nav-links,
  .side-nav-section-title,
  .side-nav-meta {
    display: none;
  }

  .main {
    padding: 20px 16px 28px;
  }

  .two-col {
    grid-template-columns: minmax(0, 1fr);
  }
}