/* Amitrav Website - Common Styles */
:root {
  --color-primary: #6B8F71;
  --color-primary-dark: #5A7A60;
  --color-primary-light: #e8f0e9;
  --color-text: #333;
  --color-text-light: #666;
  --color-bg: #fafafa;
  --color-white: #fff;
  --color-border: #e0e0e0;
  --max-width: 720px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans',
    'Noto Sans JP', sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header */
.header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 24px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.logo:hover {
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 20px;
  font-size: 14px;
}

.nav a {
  color: var(--color-text-light);
}

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

/* Hero */
.hero {
  text-align: center;
  padding: 64px 24px;
  background: var(--color-white);
}

.hero h1 {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.hero .subtitle {
  font-size: 18px;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.hero .description {
  font-size: 16px;
  color: var(--color-text);
  max-width: 480px;
  margin: 0 auto 32px;
}

/* App Store Badge */
.badge-link {
  display: inline-block;
  margin-top: 16px;
}

.badge-link img {
  height: 48px;
}

.badge-placeholder {
  display: inline-block;
  padding: 12px 24px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
}

/* Features */
.features {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px;
}

.features h2 {
  text-align: center;
  font-size: 22px;
  margin-bottom: 32px;
  color: var(--color-text);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--color-white);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  border: 1px solid var(--color-border);
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.feature-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--color-text-light);
}

/* Content pages (support, privacy, terms) */
.content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px;
}

.content h1 {
  font-size: 28px;
  margin-bottom: 8px;
}

.content .updated {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.content h2 {
  font-size: 20px;
  margin-top: 32px;
  margin-bottom: 12px;
  color: var(--color-text);
}

.content h3 {
  font-size: 16px;
  margin-top: 20px;
  margin-bottom: 8px;
}

.content p,
.content li {
  font-size: 15px;
  color: var(--color-text);
  margin-bottom: 12px;
}

.content ul,
.content ol {
  padding-left: 24px;
}

.content table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}

.content th,
.content td {
  border: 1px solid var(--color-border);
  padding: 10px 12px;
  text-align: left;
}

.content th {
  background: var(--color-primary-light);
  font-weight: 600;
}

/* Contact card */
.contact-card {
  background: var(--color-primary-light);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  margin: 32px 0;
}

.contact-card p {
  margin-bottom: 8px;
}

.contact-card a {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* FAQ */
.faq-item {
  margin-bottom: 24px;
}

.faq-item h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.faq-item p {
  font-size: 14px;
  color: var(--color-text-light);
}

/* Footer */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 24px;
  text-align: center;
  font-size: 13px;
  color: var(--color-text-light);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--color-text-light);
}

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

/* Responsive */
@media (max-width: 480px) {
  .hero h1 {
    font-size: 28px;
  }

  .hero .subtitle {
    font-size: 16px;
  }

  .nav {
    gap: 12px;
    font-size: 13px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }
}