:root {
  --bg: #0f1216;
  --panel: #161b22;
  --panel-2: #1c2330;
  --border: #2a3240;
  --text: #e6e9ef;
  --muted: #9aa4b2;
  --accent: #5fb0ff;
  --accent-2: #7ee787;
  --warn: #ffb454;
  --danger: #ff7b72;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
}

.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 16px 20px;
  gap: 12px;
}

.brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 18px;
  font-size: 0.92rem;
}
nav a:first-child { margin-left: 0; }
nav a:hover { color: var(--accent); }

main.wrap { padding: 32px 20px 60px; }

h1 { font-size: 1.9rem; margin: 0 0 8px; }
h2 { font-size: 1.35rem; margin: 36px 0 12px; border-top: 1px solid var(--border); padding-top: 24px; }
h2:first-of-type { border-top: none; padding-top: 0; }
h3 { font-size: 1.1rem; margin: 20px 0 8px; }

p.lede { color: var(--muted); font-size: 1.05rem; max-width: 70ch; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 22px;
  margin-bottom: 18px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin: 18px 0;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
}
.spec-table td, .spec-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.spec-table th { color: var(--muted); font-weight: 600; width: 30%; }
.spec-table .explain { color: var(--muted); font-size: 0.92rem; margin-top: 4px; }

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.badge.desktop { color: var(--warn); border-color: var(--warn); }
.badge.datacenter, .badge.datacenter-system { color: var(--accent-2); border-color: var(--accent-2); }

.math {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  margin: 12px 0;
  font-size: 0.95rem;
  overflow-x: auto;
}
.math .step { margin: 4px 0; }
.math .result { color: var(--accent-2); font-weight: 700; }

.callout {
  border-left: 3px solid var(--accent);
  background: var(--panel-2);
  padding: 14px 16px;
  border-radius: 6px;
  margin: 14px 0;
}
.callout.honest { border-left-color: var(--warn); }

.build-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin: 16px 0;
}
.stat {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
}
.stat .label { color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; }
.stat .value { font-size: 1.35rem; font-weight: 700; margin-top: 2px; }

.btn {
  display: inline-block;
  background: var(--accent);
  color: #0b0e12;
  font-weight: 700;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
}
.btn:hover { opacity: 0.9; }
.btn.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.path-choice {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 24px 0;
}

form.quote-form label {
  display: block;
  margin: 16px 0 6px;
  font-weight: 600;
  font-size: 0.92rem;
}
form.quote-form input, form.quote-form textarea, form.quote-form select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
}
form.quote-form textarea { min-height: 90px; resize: vertical; }
form.quote-form .hint { color: var(--muted); font-size: 0.82rem; margin-top: 4px; }

table.requests-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}
table.requests-table th, table.requests-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}
table.requests-table th { color: var(--muted); }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.mono { font-family: "SF Mono", Menlo, Consolas, monospace; }
.big-number { font-size: 1.6rem; font-weight: 800; color: var(--accent-2); }
ul.plain { padding-left: 1.2em; }
ul.plain li { margin: 6px 0; }
a.link { color: var(--accent); }