/* codes.evdiag.net — minimal styling, matches app aesthetic */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Manrope:wght@400;500;600;700&display=swap');

:root {
  --paper:        #faf7f2;
  --paper-2:      #efe9dd;
  --ink:          #1a1814;
  --ink-soft:     #4a443b;
  --muted:        #8a8378;
  --rule:         #e0d7c5;
  --rule-strong:  #c8bca5;
  --accent:       #7A2E2E;    /* maroon — same as app */
  --accent-soft:  #c4978e;
  --blue:         #1F4D6B;    /* promo accent */
  --link:         #5a3a3a;
}

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

html {
  font-family: 'Manrope', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* ─── Header ─────────────────────────────────────────────── */

header {
  padding: 32px 0 16px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 32px;
}

.brand {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-size: 32px;
  font-weight: 400;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}

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

.brand .dot { color: var(--accent); }

.tagline {
  font-size: 13px;
  color: var(--muted);
  margin-top: 4px;
  font-weight: 500;
}

nav {
  margin-top: 16px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 14px;
}

nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 500;
}

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

nav a.active { color: var(--accent); font-weight: 600; }

/* ─── Main content ────────────────────────────────────────── */

main {
  flex: 1;
  padding: 8px 0 80px;
}

h1 {
  font-family: 'Instrument Serif', serif;
  font-weight: 400;
  font-size: 44px;
  line-height: 1.1;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

h1 em {
  font-style: italic;
  color: var(--accent);
}

h2 {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
  font-size: 26px;
  margin: 32px 0 12px;
  color: var(--ink);
}

h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 20px 0 8px;
  color: var(--ink);
}

p {
  margin-bottom: 14px;
  color: var(--ink-soft);
}

p.lead {
  font-size: 18px;
  color: var(--ink);
  margin-bottom: 24px;
}

ul, ol {
  padding-left: 24px;
  margin-bottom: 16px;
  color: var(--ink-soft);
}

li { margin-bottom: 6px; }

a { color: var(--link); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--accent); }

strong { color: var(--ink); font-weight: 600; }

code {
  background: var(--paper-2);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
  font-family: 'SF Mono', Menlo, Consolas, monospace;
}

hr {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 32px 0;
}

/* ─── Landing page hero ───────────────────────────────────── */

.hero {
  padding: 24px 0 32px;
}

.hero-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 32px 0;
}

@media (min-width: 600px) {
  .hero-features {
    grid-template-columns: 1fr 1fr;
  }
}

.feature {
  background: var(--paper-2);
  padding: 16px 18px;
  border-radius: 12px;
  border: 1px solid var(--rule);
}

.feature-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 4px;
}

.feature-body {
  font-size: 13px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.store-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 24px 0;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  transition: opacity 0.15s;
}

.store-btn:hover {
  color: var(--paper);
  opacity: 0.85;
}

.store-btn.disabled {
  background: var(--rule-strong);
  color: var(--muted);
  cursor: not-allowed;
  pointer-events: none;
}

/* ─── Legal page meta ─────────────────────────────────────── */

.legal-meta {
  font-size: 13px;
  color: var(--muted);
  padding: 8px 0 24px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 24px;
}

.legal-meta strong { color: var(--ink-soft); }

/* ─── Footer ──────────────────────────────────────────────── */

footer {
  background: var(--paper-2);
  border-top: 1px solid var(--rule);
  padding: 32px 0;
  margin-top: auto;
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--muted);
}

footer nav {
  margin: 0;
  gap: 18px;
}

footer nav a {
  color: var(--muted);
}

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

/* ─── Mobile tweaks ───────────────────────────────────────── */

@media (max-width: 600px) {
  .container { padding: 0 20px; }
  h1 { font-size: 34px; }
  h2 { font-size: 22px; }
  header { padding: 24px 0 12px; margin-bottom: 24px; }
  main { padding: 0 0 48px; }
  .brand { font-size: 28px; }
  footer .container { flex-direction: column; text-align: center; }
}