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

:root {
  --fg: #1a1a1a;
  --muted: #666;
  --link: #1a1a1a;
  --border: #e0e0e0;
}

body {
  font-family: "Helvetica Neue", Arial, "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
  background: #fff;
  color: var(--fg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  max-width: 560px;
  width: 100%;
  margin: 0 auto;
  padding: 80px 24px;
}

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

a:hover { opacity: 0.6; }

footer {
  padding: 24px;
  text-align: center;
  font-size: 12px;
  color: #bbb;
}

footer a {
  color: #999;
  text-decoration: none;
}

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

/* index.html */
.site-name {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 40px;
}

.intro {
  margin-bottom: 56px;
}

.intro p {
  font-size: 15px;
  line-height: 1.8;
}

.intro .en {
  font-size: 13px;
  color: var(--muted);
  margin-top: 4px;
}

.apps {
  margin-bottom: 56px;
}

.apps h2 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.app-list {
  list-style: none;
}

.app-list li {
  padding: 14px 0;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.app-list li:last-child {
  border-bottom: 1px solid var(--border);
}

.app-name {
  font-size: 15px;
  font-weight: 500;
}

.app-store-link {
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
}

.app-store-link:hover {
  color: var(--fg);
  text-decoration: underline;
}

.app-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
}

.app-links {
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}

.app-links a {
  color: var(--muted);
  text-decoration: none;
}

.app-links a:hover {
  color: var(--fg);
  text-decoration: underline;
}

.contact p {
  font-size: 14px;
  color: var(--muted);
}

.contact a {
  color: var(--fg);
  text-decoration: none;
}

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

/* privacy-policy.html */
.back {
  display: inline-block;
  font-size: 13px;
  color: #666;
  text-decoration: none;
  margin-bottom: 40px;
}

.back:hover { color: var(--fg); }

h1 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
}

.app-label {
  font-size: 13px;
  color: #888;
  margin-bottom: 48px;
}

section {
  margin-bottom: 36px;
}

h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 10px;
}

p {
  font-size: 15px;
  line-height: 1.8;
}