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

/* Yarn Costing Calculator brand tokens — matches src/ui/theme.ts */
:root {
  --primary: #052A72;
  --primary-light: #0E4AAE;
  --accent: #F98A14;
  --accent-dark: #D96005;
  --bg: #FFFFFF;
  --surface: #F4F5F7;
  --text: #1E293B;
  --muted: #64748B;
  --border: #E5E7EB;
  --primary-soft: #E8EEF6;
  --accent-soft: #FFF4EB;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --shadow: 0 2px 10px rgba(5, 42, 114, 0.08);
  --shadow-hover: 0 6px 20px rgba(5, 42, 114, 0.14);
  --max-width: 720px;
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  --gradient-cta: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}

html {
  height: 100%;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--surface);
}

/* Sticky footer: main content grows, footer stays at bottom */
main,
.page-content {
  flex: 1 0 auto;
  width: 100%;
}

.site-footer {
  flex-shrink: 0;
  margin-top: auto;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Brand header (matches app navy gradient band) ── */
.site-header {
  background: var(--gradient-primary);
  color: #fff;
  padding: 2.25rem 0 2rem;
  box-shadow: 0 4px 16px rgba(5, 42, 114, 0.2);
}

.site-header--compact {
  padding: 1.25rem 0 1rem;
}

/* Logo in white rounded tile — matches app icon on device */
.header-brand {
  display: flex;
  align-items: center;
  gap: 1.125rem;
}

.header-brand--compact .brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-logo {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  object-fit: contain;
}

.header-logo--sm {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
}

.header-text {
  min-width: 0;
}

.site-header h1,
.brand-title {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
  text-decoration: none;
}

.site-header--compact .brand-title {
  display: block;
  font-size: 1.05rem;
}

.site-header--compact .brand-accent {
  margin-top: 0.35rem;
  margin-bottom: 0;
}

.title-accent,
.brand-accent {
  display: block;
  width: 2.5rem;
  height: 3px;
  margin: 0.5rem 0 0.65rem;
  border-radius: 999px;
  background: var(--accent);
}

.tagline {
  margin: 0;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  font-weight: 400;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-link:hover .brand-title {
  color: rgba(255, 255, 255, 0.92);
}

/* ── Home page ── */
.hero {
  padding: 2rem 0 1rem;
}

.hero p {
  margin: 0 0 0.75rem;
}

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

.badge {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
}

.card-grid {
  display: grid;
  gap: 1rem;
  padding-bottom: 2rem;
}

/* Cards — matches app Card component (white, border, left accent) */
.card {
  display: block;
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow);
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}

.card:hover {
  border-left-color: var(--accent);
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
}

.card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary);
}

.card:hover h2 {
  color: var(--accent-dark);
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.contact {
  padding-bottom: 2.5rem;
}

.contact h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
  color: var(--primary);
}

.contact a {
  color: var(--primary-light);
  font-weight: 500;
}

.contact a:hover {
  color: var(--accent-dark);
}

/* ── Footer (navy band, mirrors app header) ── */
.site-footer {
  background: var(--gradient-primary);
  padding: 1.25rem 0;
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
}

.site-footer p {
  margin: 0;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
}

.site-footer nav {
  display: flex;
  gap: 1.25rem;
}

.site-footer nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  transition: color 0.15s;
}

.site-footer nav a:hover {
  color: var(--accent);
}

/* ── Legal document pages ── */
.legal-page main {
  padding: 2rem 0 3rem;
}

.legal-page h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
  color: var(--primary);
}

.legal-meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0 0 2rem;
  padding: 1rem 1.25rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.legal-page h2 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  padding-top: 0.5rem;
  color: var(--primary);
}

.legal-page h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 1.25rem 0 0.5rem;
  color: var(--text);
}

.legal-page p,
.legal-page li {
  font-size: 0.975rem;
}

.legal-page ul {
  padding-left: 1.25rem;
  margin: 0.5rem 0 1rem;
}

.legal-page li {
  margin-bottom: 0.35rem;
}

.legal-page a {
  color: var(--primary-light);
  font-weight: 500;
}

.legal-page a:hover {
  color: var(--accent-dark);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  padding: 0.4rem 0.75rem;
  background: var(--primary-soft);
  border-radius: var(--radius-sm);
  transition: background 0.15s, color 0.15s;
}

.back-link:hover {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.todo-box {
  background: var(--accent-soft);
  border: 1px solid rgba(249, 138, 20, 0.35);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 2rem;
  font-size: 0.9rem;
  color: var(--text);
}

.todo-box strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--accent-dark);
}

@media (min-width: 600px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}