:root {
  --bg: #f8fafc;
  --panel: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --border: #dbe4f0;
  --indigo: #4f46e5;
  --indigo-dark: #312e81;
  --indigo-soft: #eef2ff;
  --green-soft: #f0fdf4;
  --amber-soft: #fffbeb;
  --danger: #b91c1c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
}

code,
pre {
  font-family: Consolas, "Cascadia Code", monospace;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero {
  background: linear-gradient(135deg, var(--indigo-dark), var(--indigo));
  color: #fff;
  padding: 72px 0 56px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  opacity: 0.75;
}

.hero h1 {
  margin: 0;
  font-size: 3rem;
  line-height: 1.1;
}

.subtitle {
  max-width: 700px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.ghost-link {
  display: inline-block;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  text-decoration: none;
  color: #fff;
}

.main-content {
  padding-top: 32px;
  padding-bottom: 48px;
}

.grid {
  display: grid;
  gap: 20px;
}

.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.status-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
  margin-bottom: 20px;
}

.status-panel {
  background: var(--indigo-soft);
}

.status-panel h2,
.card h2 {
  margin-top: 0;
  margin-bottom: 8px;
}

.status-list,
.checklist {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.note {
  color: var(--muted);
  font-size: 0.95rem;
}

.sign-in-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
}

.primary-btn,
.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 12px;
  text-decoration: none;
  border: 1px solid var(--border);
  cursor: pointer;
  font-weight: 600;
}

.primary-btn {
  background: var(--indigo);
  color: #fff;
  border-color: var(--indigo);
}

.secondary-btn {
  background: #fff;
  color: var(--text);
}

.primary-btn.disabled {
  opacity: 0.55;
  pointer-events: none;
}

.step-grid {
  margin-top: 20px;
}

.step-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
}

.step-card h3 {
  margin-top: 0;
}

pre {
  margin: 12px 0 0;
  background: #0f172a;
  color: #e2e8f0;
  padding: 14px;
  border-radius: 12px;
  overflow-x: auto;
}

.inline-link {
  color: var(--indigo);
  font-weight: 600;
  text-decoration: none;
}

.link-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.warning-card {
  background: var(--amber-soft);
}

.success {
  color: #166534;
}

.warning {
  color: #92400e;
}

.danger {
  color: var(--danger);
}

.gate {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--indigo-dark), var(--indigo));
}

.gate[hidden] {
  display: none;
}

.gate-card {
  background: var(--panel);
  border-radius: 24px;
  padding: 48px 40px;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
}

.gate-card h1 {
  margin: 0 0 8px;
  font-size: 2.4rem;
}

.gate-card .eyebrow {
  color: var(--muted);
}

.gate-subtitle {
  color: var(--muted);
  margin: 0 0 24px;
}

.gate-signin {
  display: flex;
  justify-content: center;
  margin-bottom: 12px;
}

@media (max-width: 800px) {
  .two-col {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 2.2rem;
  }
}