/* タスクピース Webページ共通スタイル — シンプルな静的HTML用。
   外部CDN・JavaScriptは使用しません。日本語はシステムフォントに委ねます。 */

:root {
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #ffffff;
  color: #1c1c1e;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans",
    "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", Meiryo,
    system-ui, sans-serif;
  line-height: 1.8;
  -webkit-text-size-adjust: 100%;
}

.page {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 20px 64px;
}

header.site-header {
  margin-bottom: 32px;
}

header.site-header .app-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #2e7d32;
  text-decoration: none;
}

h1 {
  font-size: 1.6rem;
  line-height: 1.4;
  margin: 0 0 8px;
}

h2 {
  font-size: 1.2rem;
  margin: 40px 0 12px;
  padding-top: 8px;
  border-top: 1px solid #e5e5ea;
}

h2:first-of-type {
  border-top: none;
  padding-top: 0;
}

h3 {
  font-size: 1.02rem;
  margin: 24px 0 8px;
  color: #1c1c1e;
}

p {
  margin: 0 0 14px;
}

ul {
  margin: 0 0 14px;
  padding-left: 1.4em;
}

li {
  margin-bottom: 6px;
}

.subtitle {
  color: #6e6e73;
  font-size: 0.95rem;
  margin-bottom: 28px;
}

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

.faq-item h3 {
  margin-top: 0;
}

a {
  color: #2e7d32;
}

.hero {
  text-align: center;
  padding: 56px 20px 40px;
}

.hero .app-icon {
  font-size: 3.5rem;
  line-height: 1;
  margin-bottom: 16px;
}

.hero h1 {
  font-size: 1.9rem;
}

.hero p.tagline {
  font-size: 1.05rem;
  color: #48484a;
  margin-top: 4px;
}

nav.links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 320px;
  margin: 32px auto 0;
}

nav.links a {
  display: block;
  padding: 14px 20px;
  border: 1px solid #d1d1d6;
  border-radius: 12px;
  text-align: center;
  text-decoration: none;
  color: #1c1c1e;
  font-weight: 600;
}

nav.links a:hover {
  background: #f5f5f7;
}

footer.site-footer {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid #e5e5ea;
  color: #8e8e93;
  font-size: 0.85rem;
}

footer.site-footer a {
  color: #8e8e93;
}