/* ============================================================
   Chartrand Apps — Global Styles
   ============================================================ */

:root {
  --bg:       #FAFAF9;
  --text:     #1C1C1E;
  --muted:    #6B7280;
  --accent:   #2563EB;
  --accent-h: #1D4ED8;
  --border:   #E5E7EB;
  --card-bg:  #FFFFFF;
  --radius:   12px;
  --max-w:    720px;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  padding: 0 16px;
}

/* ---- Layout ---- */

.container {
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ---- Header / Nav ---- */

header {
  padding: 40px 0 32px;
}

.site-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.site-name:hover {
  color: var(--accent);
}

/* ---- Hero ---- */

.hero {
  padding: 64px 0 48px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.hero .tagline {
  font-size: 1.125rem;
  color: var(--muted);
}

/* ---- Section ---- */

.section {
  padding: 48px 0;
}

.section-title {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}

/* ---- App Card ---- */

.app-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.app-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08);
}

.app-icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  flex-shrink: 0;
  background: #E8F0FE;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}

.app-icon img {
  width: 64px;
  height: 64px;
  border-radius: 14px;
}

.app-info h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.app-info p {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.5;
}

/* ---- App Page ---- */

.app-hero {
  padding: 56px 0 40px;
  display: flex;
  align-items: flex-start;
  gap: 24px;
}

.app-hero-icon {
  width: 88px;
  height: 88px;
  border-radius: 20px;
  flex-shrink: 0;
  background: #E8F0FE;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 44px;
}

.app-hero-icon img {
  width: 88px;
  height: 88px;
  border-radius: 20px;
}

.app-hero-text h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 8px;
}

.app-hero-text .subtitle {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 20px;
}

/* ---- Buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s, opacity 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-h);
}

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

.btn-secondary:hover {
  border-color: var(--accent);
  background: rgba(37, 99, 235, 0.04);
}

/* ---- Links section ---- */

.link-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.link-row a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9375rem;
}

.link-row a:hover {
  text-decoration: underline;
}

/* ---- Description block ---- */

.description {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text);
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

/* ---- FAQ / Support ---- */

.faq-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.faq-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.faq-item p {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ---- Privacy / Prose ---- */

.prose {
  padding: 40px 0;
}

.prose h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 8px;
}

.prose .meta {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 40px;
}

.prose h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-top: 36px;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.prose p {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 12px;
}

.prose a {
  color: var(--accent);
  text-decoration: none;
}

.prose a:hover {
  text-decoration: underline;
}

/* ---- Footer ---- */

footer {
  padding: 48px 0 40px;
  border-top: 1px solid var(--border);
  margin-top: 48px;
}

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

.footer-copy {
  font-size: 0.875rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--muted);
  text-decoration: none;
}

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

/* ---- Divider ---- */

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ---- Responsive ---- */

@media (max-width: 480px) {
  .app-hero {
    flex-direction: column;
    gap: 16px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}