/* LitoWorks - common stylesheet
   No external CDN. No JavaScript. Mobile-first, lightweight. */

:root {
  --color-bg: #f7f8fa;
  --color-surface: #ffffff;
  --color-text: #1f2933;
  --color-muted: #66707a;
  --color-accent: #2f6df0;
  --color-accent-dark: #1f4fc0;
  --color-border: #e3e7ec;
  --radius: 10px;
  --maxw: 880px;
  --shadow: 0 1px 3px rgba(20, 30, 50, 0.06), 0 6px 20px rgba(20, 30, 50, 0.04);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN",
    "Hiragino Sans", "Noto Sans JP", Meiryo, sans-serif;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
}

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

a:hover {
  color: var(--color-accent-dark);
  text-decoration: underline;
}

/* Layout */
.site-header,
.site-main,
.site-footer {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 20px;
}

.site-header {
  padding-top: 28px;
  padding-bottom: 12px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

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

.brand .brand-sub {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-muted);
}

.site-nav {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 16px;
}

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

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

.site-main {
  padding-top: 28px;
  padding-bottom: 48px;
}

/* Hero */
.hero {
  padding: 24px 0 8px;
}

.hero h1 {
  font-size: 2.2rem;
  margin: 0 0 8px;
  letter-spacing: 0.01em;
}

.hero .tagline {
  font-size: 1.15rem;
  color: var(--color-muted);
  margin: 0 0 8px;
}

/* Generic page heading */
h1.page-title {
  font-size: 1.8rem;
  margin: 0 0 6px;
}

.lead {
  color: var(--color-muted);
  font-size: 1.05rem;
}

/* Cards / grid for app list (scales as apps grow) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.card {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

a.card:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 2px 6px rgba(20, 30, 50, 0.08), 0 10px 28px rgba(20, 30, 50, 0.07);
}

.card h2,
.card h3 {
  margin: 0 0 6px;
  font-size: 1.1rem;
  color: var(--color-text);
}

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

/* Badge */
.badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-accent-dark);
  background: #eaf1fe;
  border: 1px solid #d4e1fc;
  border-radius: 999px;
  padding: 2px 10px;
  margin-top: 8px;
}

/* Buttons (links styled as disabled store buttons) */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0;
}

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
}

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

.btn-primary:hover {
  background: var(--color-accent-dark);
  color: #fff;
  text-decoration: none;
}

.btn-disabled {
  background: #eceff3;
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  cursor: not-allowed;
}

/* Content blocks (privacy, support, legal) */
.content h2 {
  font-size: 1.25rem;
  margin: 28px 0 8px;
  padding-top: 4px;
}

.content h3 {
  font-size: 1.05rem;
  margin: 20px 0 6px;
}

.content ul,
.content ol {
  padding-left: 1.4em;
}

.content li {
  margin: 4px 0;
}

.note {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 20px 0;
  color: var(--color-text);
}

.meta {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.back-link {
  display: inline-block;
  margin-top: 32px;
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
  padding-bottom: 40px;
  margin-top: 24px;
  color: var(--color-muted);
  font-size: 0.88rem;
}

.site-footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin-bottom: 10px;
}

.site-footer .operator {
  font-size: 0.82rem;
  opacity: 0.85;
}

/* Responsive */
@media (max-width: 540px) {
  .hero h1 {
    font-size: 1.8rem;
  }
  .site-header {
    padding-top: 20px;
  }
}