/* VoiceNote website – simple, app-aligned */
:root {
  --primary: #d32f2f;
  --primary-dark: #b71c1c;
  --text: #212121;
  --text-secondary: #757575;
  --bg: #f5f5f5;
  --surface: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px;
}

header {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  padding: 32px 20px;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
  color: #ffffff;
}

header p {
  margin: 8px 0 0;
  opacity: 0.9;
  font-size: 0.95rem;
  color: #eeeeee;
}

nav {
  background: var(--surface);
  padding: 12px 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

nav .container {
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

nav a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  margin-right: 30px;
}

nav a:hover {
  text-decoration: underline;
}

main {
  background: var(--surface);
  margin: 24px auto;
  padding: 32px 24px;
  max-width: 720px;
  border-radius: 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

h1, h2 {
  color: var(--text);
}

h2 {
  font-size: 1.15rem;
  margin-top: 28px;
  margin-bottom: 8px;
}

h2:first-child {
  margin-top: 0;
}

p {
  margin: 0 0 12px;
  color: var(--text-secondary);
}

ul {
  margin: 0 0 12px;
  padding-left: 1.25rem;
  color: var(--text-secondary);
}

a {
  color: var(--primary);
}

footer {
  text-align: center;
  padding: 24px 20px;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.last-update {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 24px;
}