:root {
  color-scheme: dark;
  --bg: #0a1210;
  --panel: #111c19;
  --panel-strong: #16231f;
  --text: #e8f0ec;
  --muted: #9aaca5;
  --subtle: #70837b;
  --accent: #2dd4bf;
  --border: #243832;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: var(--bg);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}

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

a:hover {
  text-decoration: underline;
}

.page {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.topbar,
.footer {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 18px;
  font-weight: 800;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.hero {
  margin-top: 64px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(36px, 7vw, 64px);
  line-height: 1.05;
  font-weight: 900;
}

.lede {
  max-width: 720px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.updated {
  margin-top: 18px;
  color: var(--subtle);
  font-size: 14px;
}

main {
  display: grid;
  gap: 24px;
  margin-top: 32px;
}

section {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
}

section.highlight {
  background: linear-gradient(180deg, rgba(45, 212, 191, 0.08), var(--panel));
  border-color: rgba(45, 212, 191, 0.28);
}

h2 {
  margin: 0 0 12px;
  font-size: 24px;
  line-height: 1.2;
}

h3 {
  margin: 18px 0 8px;
  font-size: 17px;
}

p {
  margin: 0 0 12px;
  color: var(--muted);
}

ul {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
}

li + li {
  margin-top: 8px;
}

.contact-list {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.contact-list li {
  display: grid;
  grid-template-columns: minmax(120px, 180px) minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

.contact-list strong {
  color: var(--text);
}

.footer {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--subtle);
  font-size: 14px;
}

@media (max-width: 640px) {
  .topbar,
  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    margin-top: 42px;
  }

  section {
    padding: 20px;
  }

  .contact-list li {
    grid-template-columns: 1fr;
  }
}