:root {
  --color-primary: #000000;
  --color-on-primary: #ffffff;
  --color-accent-blue: #2b89ff;
  --color-ink: #ffffff;
  --color-ink-muted: #b2b6bd;
  --color-ink-subtle: #656a76;
  --color-canvas: #000000;
  --color-surface-1: #15181e;
  --color-surface-2: #1f232b;
  --color-surface-3: #3b3d45;
  --color-hairline: #3b3d45;
  --color-hairline-soft: #252830;
  --color-inverse-canvas: #ffffff;
  --color-inverse-ink: #000000;
  --color-product-terraform: #7b42bc;
  --color-product-terraform-bright: #911ced;
  --color-product-vault: #ffcf25;
  --color-product-consul: #e62b1e;
  --color-product-waypoint: #14c6cb;
  --color-product-vagrant: #1868f2;
  --color-product-nomad: #00ca8e;
  --color-product-boundary: #f24c53;
  --color-semantic-success: #00ca8e;
  --color-semantic-warning: #ffcf25;
  --color-semantic-error: #e62b1e;
  --color-semantic-visited: #a737ff;

  --font-sans: "hashicorpSans", Inter, Geist, system-ui, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;

  --rounded-xs: 4px;
  --rounded-sm: 6px;
  --rounded-md: 8px;
  --rounded-lg: 12px;
  --rounded-xl: 16px;
  --rounded-xxl: 24px;
  --rounded-pill: 9999px;

  --space-hair: 1px;
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;
  --space-section: 96px;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--font-sans);
  background: var(--color-canvas);
  color: var(--color-ink);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
}
a { color: var(--color-accent-blue); text-decoration: none; }
img { max-width: 100%; }

.wrap { max-width: 1280px; margin: 0 auto; padding: 0 32px; }

.header {
  background: var(--color-canvas);
  height: 64px;
  border-bottom: 1px solid rgba(178,182,189,0.1);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 64px;
  flex-wrap: wrap;
}
.logo {
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.2px;
  color: var(--color-ink);
}
.nav { display: flex; flex-wrap: wrap; gap: 4px 20px; flex: 1; }
.nav a { color: var(--color-ink); font-size: 14px; font-weight: 500; }
.nav a.on { color: var(--color-ink); }
.back { margin-left: auto; font-size: 13px; color: var(--color-ink-subtle); }

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  background: var(--color-surface-1);
  border-radius: var(--rounded-pill);
  padding: 4px 10px;
  margin: 0 0 16px;
}

.hero { padding: 96px 0 64px; }
.hero h1 {
  font-size: 80px;
  font-weight: 700;
  line-height: 1.17;
  letter-spacing: -2.5px;
  margin: 0 0 16px;
  max-width: 14ch;
}
.hero p {
  margin: 0 0 24px;
  color: var(--color-ink-muted);
  font-size: 18px;
  line-height: 1.69;
  max-width: 40em;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.btn,
form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-inverse-canvas);
  color: var(--color-inverse-ink);
  border: 0;
  border-radius: var(--rounded-md);
  padding: 10px 18px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.29;
  cursor: pointer;
}
.btn:hover, form button:hover { text-decoration: none; color: var(--color-inverse-ink); }
.btn-secondary {
  background: var(--color-surface-2);
  color: var(--color-ink);
}

.section { padding: 96px 0; }
.section h2 {
  font-size: 40px;
  font-weight: 600;
  line-height: 1.19;
  letter-spacing: -1px;
  margin: 0 0 32px;
}
.muted { color: var(--color-ink-muted); }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.card {
  background: var(--color-surface-1);
  border: 1px solid rgba(178,182,189,0.1);
  border-radius: var(--rounded-lg);
  padding: 24px;
  color: var(--color-ink);
}
.card h3 {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.4px;
  line-height: 1.18;
}
.card p { margin: 0; color: var(--color-ink-muted); font-size: 14px; line-height: 1.71; }

.product.terraform { background: var(--color-product-terraform); color: var(--color-ink); border: 0; }
.product.terraform p { color: rgba(255,255,255,0.85); }
.product.vault { background: var(--color-product-vault); color: var(--color-inverse-ink); border: 0; }
.product.vault p { color: rgba(0,0,0,0.7); }
.product.waypoint { background: var(--color-product-waypoint); color: var(--color-inverse-ink); border: 0; }
.product.waypoint p { color: rgba(0,0,0,0.7); }

.ph {
  background: var(--color-surface-2);
  color: var(--color-ink-subtle);
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  margin-bottom: 16px;
  border-radius: var(--rounded-md);
}

.cta-banner {
  background: var(--color-surface-1);
  border-radius: var(--rounded-xxl);
  padding: 48px;
  margin: 0 32px 96px;
}

.list { list-style: none; margin: 0; padding: 0; }
.list li {
  border-bottom: 1px solid var(--color-hairline-soft);
  padding: 16px 0;
  font-size: 16px;
}
.list .date { color: var(--color-ink-subtle); margin-right: 16px; font-size: 13px; }

form label { display: block; margin: 0 0 4px; font-size: 13px; color: var(--color-ink-subtle); }
form input, form textarea {
  width: 100%;
  max-width: 480px;
  padding: 10px 14px;
  border: 1px solid var(--color-hairline);
  background: var(--color-surface-1);
  color: var(--color-ink);
  font-family: var(--font-sans);
  border-radius: var(--rounded-md);
  margin-bottom: 12px;
}
form input:focus, form textarea:focus {
  outline: 1px solid var(--color-accent-blue);
}

.footer {
  padding: 64px 0 40px;
  color: var(--color-ink-muted);
  font-size: 13px;
  border-top: 1px solid rgba(178,182,189,0.1);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
.footer h3 { margin: 0 0 12px; color: var(--color-ink); font-size: 13px; font-weight: 600; }
.footer a { display: block; color: var(--color-ink-muted); margin-bottom: 8px; }
.footer p { margin: 0 0 4px; }

@media (max-width: 900px) {
  .hero h1 { font-size: 36px; letter-spacing: -1px; }
  .section h2 { font-size: 28px; }
  .grid, .grid-2, .footer-grid { grid-template-columns: 1fr; }
  .cta-banner { margin: 0 16px 48px; }
}

.ph { overflow: hidden; }
.ph img { width: 100%; height: 100%; object-fit: cover; display: block; }