:root {
  --bg: #f6f8fb;
  --panel: #ffffff;
  --text: #172033;
  --muted: #667085;
  --border: #dce3ee;
  --green: #0f766e;
  --blue: #2563eb;
  --violet: #7c3aed;
  --shadow: 0 18px 48px rgba(15, 23, 42, 0.09);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Arial, "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
}

.shell {
  width: min(1080px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 40px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0 26px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
}

.mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  color: #fff;
  background: var(--accent);
  font-weight: 800;
}

.status {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 13px;
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 22px;
  align-items: stretch;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.intro {
  padding: 34px;
}

h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.18;
  letter-spacing: 0;
}

p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}

.button.secondary {
  background: #fff;
  color: var(--accent);
}

.list {
  padding: 24px;
}

.list h2 {
  margin: 0 0 16px;
  font-size: 18px;
}

.item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--border);
}

.item:first-of-type {
  border-top: 0;
}

.dot {
  width: 9px;
  height: 9px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex: 0 0 auto;
}

.item strong {
  display: block;
  margin-bottom: 4px;
}

.item span {
  color: var(--muted);
  line-height: 1.6;
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .intro {
    padding: 26px;
  }

  h1 {
    font-size: 28px;
  }
}