:root {
  color-scheme: light;
  --ink: #111315;
  --muted: #5f666d;
  --line: #d7dbe0;
  --paper: #f7f8f5;
  --surface: #ffffff;
  --accent: #177d68;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(17, 19, 21, 0.055) 1px, transparent 1px) 0 0 /
      72px 72px,
    linear-gradient(rgba(17, 19, 21, 0.045) 1px, transparent 1px) 0 0 / 72px
      72px,
    radial-gradient(circle at 50% -10%, rgba(23, 125, 104, 0.1), transparent 36%),
    var(--paper);
  font-family:
    "Inter", "Noto Sans SC", "Microsoft YaHei", system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.site-shell {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: clamp(32px, 7vw, 96px) 20px;
}

.hero {
  width: min(760px, 100%);
  text-align: center;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: clamp(34px, 7vw, 64px);
  padding: 4px;
}

.brand-mark img {
  display: block;
  width: min(46vw, 211px);
  max-width: 100%;
  height: auto;
}

.kicker {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: clamp(12px, 1.5vw, 14px);
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-family:
    "Noto Serif SC", "Songti SC", "SimSun", "Times New Roman", serif;
  font-size: clamp(42px, 8vw, 88px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0;
}

.summary {
  max-width: 560px;
  margin: 26px auto 0;
  color: var(--muted);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.8;
}

.status-panel {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  margin-top: 36px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.68);
  color: #293036;
  font-size: 14px;
  font-weight: 600;
  backdrop-filter: blur(10px);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(23, 125, 104, 0.14);
}

@media (max-width: 520px) {
  .site-shell {
    align-items: start;
    padding-top: 76px;
  }

  .brand-mark {
    margin-bottom: 42px;
  }

  .summary {
    margin-top: 22px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero {
    animation: enter 640ms ease-out both;
  }

  @keyframes enter {
    from {
      opacity: 0;
      transform: translateY(10px);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}