/* EcoArchBuilt legacy site — mirrors src/styles/tokens.css (dark default) */
:root {
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-8: 48px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --font-sans: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --container-max: 880px;
  --margin-mobile: 20px;
  --green-400: #34d399;
  --green-500: #16a34a;
  --green-600: #15803d;
  --terracotta-500: #d17b52;
  --gold-500: #c79a2b;
  --bg: #0e1116;
  --surface: #151a22;
  --surface-2: #1b2230;
  --card: #202938;
  --border-default: #323d4e;
  --border-strong: #4a5567;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-tertiary: #94a3b8;
  --text-link: #34d399;
  --primary: var(--green-500);
  --primary-hover: var(--green-400);
  --secondary: var(--terracotta-500);
  --header-bg: rgba(14, 17, 22, 0.92);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--text-link); text-decoration: none; }
a:hover { text-decoration: underline; }

.lg-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--margin-mobile);
}

.lg-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-default);
}

.lg-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 64px;
  padding: var(--space-2) 0;
}

.lg-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-primary);
  text-decoration: none;
  min-width: 0;
}
.lg-brand:hover { text-decoration: none; }
.lg-brand img { border-radius: var(--radius-sm); flex-shrink: 0; background: var(--surface-2); }
.lg-brand strong { display: block; font-size: 0.95rem; font-weight: 600; letter-spacing: -0.01em; }
.lg-brand em {
  display: block;
  font-style: normal;
  font-size: 0.68rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.lg-header__actions { display: flex; gap: var(--space-2); flex-shrink: 0; }

.lg-nav {
  background: var(--surface);
  border-bottom: 1px solid var(--border-default);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  white-space: nowrap;
}
.lg-nav__inner { display: flex; gap: 2px; padding: var(--space-2) 0; }
.lg-nav a {
  display: inline-block;
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  text-decoration: none;
}
.lg-nav a:hover { color: var(--text-primary); background: var(--surface-2); text-decoration: none; }
.lg-nav a.is-active { color: var(--text-primary); background: rgba(22, 163, 74, 0.14); }

.lg-main { padding: var(--space-6) 0 var(--space-8); }

.lg-hero { margin-bottom: var(--space-5); }
.lg-hero__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-4);
}
.lg-title {
  font-size: clamp(1.5rem, 3vw, 2.125rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
}
.lg-h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 var(--space-3);
  color: var(--text-primary);
}
.lg-eyebrow {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  margin: 0 0 var(--space-2);
}
.lg-lead { color: var(--text-secondary); margin: 0 0 var(--space-4); max-width: 42rem; }
.lg-muted { color: var(--text-tertiary); font-size: 0.875rem; }
.lg-section { margin-bottom: var(--space-5); }

.lg-card {
  background: var(--card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin: 0 0 var(--space-4);
}

.lg-grid-2 { display: block; }
@media (min-width: 640px) {
  .lg-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
  .lg-grid-2 .lg-card { margin: 0 0 var(--space-4); }
}

.lg-btn {
  display: inline-block;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  text-decoration: none !important;
  margin: 0 var(--space-2) var(--space-2) 0;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}
.lg-btn--sm { padding: 8px 12px; font-size: 0.8125rem; }
.lg-btn--green { background: var(--primary); color: #fff !important; }
.lg-btn--green:hover { background: var(--primary-hover); }
.lg-btn--secondary { background: var(--secondary); color: #fff !important; }
.lg-btn--outline {
  background: transparent;
  color: var(--text-primary) !important;
  border-color: var(--border-strong);
}
.lg-btn--outline:hover { background: var(--surface-2); border-color: var(--primary); color: var(--primary) !important; }

.lg-actions { margin: var(--space-4) 0 0; }

.lg-list { list-style: none; }
.lg-list li {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-default);
}
.lg-list li:last-child { border-bottom: none; padding-bottom: 0; }
.lg-list li:first-child { padding-top: 0; }
.lg-list a { color: var(--text-primary); }
.lg-list a:hover { color: var(--primary); }
.lg-list span { display: block; margin-top: 4px; font-size: 0.875rem; color: var(--text-tertiary); font-weight: 400; }

.lg-bullets { padding-left: 1.15rem; color: var(--text-secondary); }
.lg-bullets li { margin: 0 0 var(--space-2); }

.lg-badge {
  display: inline-block;
  background: rgba(22, 163, 74, 0.14);
  color: var(--green-400);
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 999px;
  margin: 0 6px 6px 0;
}

.lg-footer {
  border-top: 1px solid var(--border-default);
  background: var(--surface);
  padding: var(--space-6) 0 var(--space-8);
  font-size: 0.875rem;
}
.lg-footer__grid { display: block; margin-bottom: var(--space-5); }
@media (min-width: 640px) {
  .lg-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--space-5); }
}
.lg-footer__brand { font-weight: 600; margin-bottom: var(--space-2); }
.lg-footer__heading {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 var(--space-2);
}
.lg-footer a { color: var(--text-secondary); margin-right: var(--space-3); display: inline-block; margin-bottom: 4px; }
.lg-footer a:hover { color: var(--primary); }
.lg-footer__note { color: var(--text-tertiary); font-size: 0.75rem; border-top: 1px solid var(--border-default); padding-top: var(--space-4); }