/* Bastion Compute unified dark theme — Phase 0
   Accent gradient from bastion-compute-horizontal.svg: #5eead4 → #38bdf8 */

:root {
  --bc-bg: #0b1120;
  --bc-bg-elevated: #111827;
  --bc-bg-card: #1a2332;
  --bc-border: #243044;
  --bc-text: #f1f5f9;
  --bc-text-muted: #94a3b8;
  --bc-accent-start: #5eead4;
  --bc-accent-end: #38bdf8;
  --bc-accent: #2dd4bf;
  --bc-danger: #f87171;
  --bc-success: #4ade80;
  --bc-radius: 8px;
  --bc-font: "Segoe UI", Inter, "Helvetica Neue", Arial, sans-serif;
  --bc-max-width: 1100px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: var(--bc-bg);
  color: var(--bc-text);
  font-family: var(--bc-font);
  line-height: 1.5;
}

a {
  color: var(--bc-accent-end);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.site-header-inner,
.page-main {
  max-width: var(--bc-max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--bc-text);
  text-decoration: none;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bc-accent-start), var(--bc-accent-end));
}

.brand-text span {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--bc-text-muted);
  font-weight: 600;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  font-size: 0.9rem;
}

.site-nav a {
  color: var(--bc-text-muted);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--bc-text);
  text-decoration: none;
}

.page-main {
  padding-top: 2rem;
  padding-bottom: 3rem;
}

.hero {
  margin-bottom: 2rem;
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: 1.75rem;
  font-weight: 700;
}

.hero p {
  margin: 0;
  color: var(--bc-text-muted);
  max-width: 42rem;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--bc-bg-card);
  border: 1px solid var(--bc-border);
  border-radius: var(--bc-radius);
  padding: 1.25rem;
}

.card h2,
.card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
}

.card .tagline {
  color: var(--bc-text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.price {
  font-size: 1.35rem;
  font-weight: 700;
  background: linear-gradient(90deg, var(--bc-accent-start), var(--bc-accent-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0.75rem 0 1rem;
}

.btn {
  display: inline-block;
  border: none;
  border-radius: var(--bc-radius);
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  filter: brightness(1.08);
}

.btn-primary {
  background: linear-gradient(135deg, var(--bc-accent-start), var(--bc-accent-end));
  color: #0b1120;
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--bc-border);
  color: var(--bc-text);
}

.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}

.payment-options {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.meta-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.meta-list li {
  display: flex;
  justify-content: space-between;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--bc-border);
  font-size: 0.9rem;
}

.meta-list li span:first-child {
  color: var(--bc-text-muted);
}

.status {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-pending {
  background: #422006;
  color: #fbbf24;
}

.status-paid {
  background: #052e16;
  color: var(--bc-success);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.85rem;
  color: var(--bc-text-muted);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border-radius: var(--bc-radius);
  border: 1px solid var(--bc-border);
  background: var(--bc-bg);
  color: var(--bc-text);
  font-family: inherit;
  font-size: 0.9rem;
}

.form-group textarea {
  min-height: 80px;
  resize: vertical;
}

.banner {
  border: 1px solid var(--bc-border);
  border-radius: var(--bc-radius);
  padding: 0.75rem 1rem;
  margin-bottom: 1.25rem;
  background: var(--bc-bg-elevated);
  font-size: 0.85rem;
  color: var(--bc-text-muted);
}

.banner code {
  color: var(--bc-accent-start);
}

.site-footer {
  border-top: 1px solid var(--bc-border);
  padding: 1.25rem;
  text-align: center;
  color: var(--bc-text-muted);
  font-size: 0.8rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 720px) {
  .two-col {
    grid-template-columns: 1fr;
  }

  .site-nav {
    font-size: 0.8rem;
  }
}