:root {
  color-scheme: light;
  --ink: #16211f;
  --muted: #63706d;
  --line: #dce5e2;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --accent: #1e5c4f;
  --accent-dark: #123b34;
  --gold: #b9812d;
  --warm: #f4efe7;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(246, 250, 248, 0.95), rgba(244, 239, 231, 0.88)),
    #f6faf8;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
}

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

#signal-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.55;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 18px 0;
  backdrop-filter: blur(14px);
}

.brand,
.site-nav {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(30, 92, 79, 0.25);
  background: var(--surface-strong);
  color: var(--accent);
  font-size: 13px;
  border-radius: 8px;
}

.site-nav {
  gap: 6px;
  padding: 6px;
  border: 1px solid rgba(220, 229, 226, 0.85);
  background: rgba(255, 255, 255, 0.68);
  border-radius: 999px;
}

.site-nav a {
  padding: 8px 12px;
  color: var(--muted);
  font-size: 14px;
  border-radius: 999px;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: var(--accent);
  color: #ffffff;
  outline: none;
}

main {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(310px, 0.8fr);
  align-items: center;
  min-height: calc(100vh - 78px);
  gap: 44px;
  padding: 42px 0 64px;
}

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

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 18px;
  font-size: clamp(56px, 9vw, 112px);
  line-height: 0.9;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 21px;
  letter-spacing: 0;
}

.hero-text {
  max-width: 620px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
}

.button.primary {
  background: var(--accent);
  color: #ffffff;
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--accent-dark);
  outline: none;
}

.button.secondary {
  border-color: rgba(30, 92, 79, 0.22);
  background: rgba(255, 255, 255, 0.72);
  color: var(--accent-dark);
}

.button.secondary:hover,
.button.secondary:focus-visible {
  border-color: rgba(30, 92, 79, 0.48);
  outline: none;
}

.status-panel {
  display: grid;
  gap: 16px;
  padding: 24px;
  border: 1px solid rgba(220, 229, 226, 0.9);
  background: var(--surface);
  box-shadow: 0 22px 60px rgba(22, 33, 31, 0.09);
  border-radius: 8px;
}

.status-panel div {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.status-panel div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.panel-label {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 13px;
}

.status-panel strong {
  overflow-wrap: anywhere;
  font-size: 22px;
}

.section {
  padding: 78px 0;
  border-top: 1px solid rgba(220, 229, 226, 0.85);
}

.section-heading {
  display: grid;
  gap: 8px;
  margin-bottom: 28px;
}

.focus-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.focus-card {
  min-height: 230px;
  padding: 24px;
  border: 1px solid rgba(220, 229, 226, 0.9);
  background: rgba(255, 255, 255, 0.78);
  border-radius: 8px;
}

.card-index {
  display: inline-block;
  margin-bottom: 48px;
  color: var(--gold);
  font-weight: 900;
}

.focus-card p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.7;
}

.split-section {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 44px;
  align-items: start;
}

.link-list {
  display: grid;
  gap: 12px;
}

.link-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border: 1px solid rgba(220, 229, 226, 0.9);
  background: rgba(255, 255, 255, 0.78);
  border-radius: 8px;
}

.link-list a:hover,
.link-list a:focus-visible {
  border-color: rgba(30, 92, 79, 0.48);
  outline: none;
}

.link-list span {
  color: var(--muted);
}

.link-list strong {
  overflow-wrap: anywhere;
  text-align: right;
}

.contact-section {
  padding-bottom: 96px;
}

.contact-section h2 {
  max-width: 820px;
  margin-bottom: 26px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 40px;
  border-top: 1px solid rgba(220, 229, 226, 0.85);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 780px) {
  .site-header,
  main,
  .site-footer {
    width: min(100% - 28px, 1120px);
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .site-nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 44px;
  }

  h1 {
    font-size: clamp(48px, 17vw, 76px);
  }

  .hero-text {
    font-size: 18px;
  }

  .focus-grid,
  .split-section {
    grid-template-columns: 1fr;
  }

  .link-list a {
    align-items: flex-start;
    flex-direction: column;
  }

  .link-list strong {
    text-align: left;
  }

  .site-footer {
    flex-direction: column;
  }
}