/* 読み物(/guide/)の見た目。モック `2026-09-05-web-port-mockup.html` 節 N。
   色は `src/design/tokens.css` の写し。本文はシステム書体(記事の漢字は丸ゴのサブセットに無い)。 */

:root {
  color-scheme: light;
  --canvas: #FBF4E6;
  --surface: #FFFDF8;
  --ink: #4A3B2E;
  --sub: #6B5C4D;
  --pale: #C9B8A4;
  --line: #EDE0CC;
  --strawberry: #F0899E;
  --strawberry-shadow: #CC6A80;
  --strawberry-light: #FBD9E1;
  --strawberry-ink: #D96A85;
  --strawberry-deep: #B84A66;
  --pink-panel: #FBEFF2;
}

* { box-sizing: border-box; }

body.gd {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  -webkit-text-size-adjust: 100%;
}

.gd a { color: var(--strawberry-deep); text-underline-offset: 3px; }

.gd-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  border-bottom: 1.5px solid var(--line);
  background: var(--surface);
}

.gd-logo {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  font-family: "Hiragino Maru Gothic ProN", "Hiragino Sans", sans-serif;
  font-size: 18px;
  font-weight: 900;
  color: var(--ink) !important;
  text-decoration: none;
}
.gd-suits { font-size: 13px; letter-spacing: 1px; }
.gd-suits .h { color: #D9466A; }
.gd-suits .d { color: #E08A3C; }

.gd-play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--strawberry);
  color: #fff !important;
  font-size: 14px;
  font-weight: 900;
  text-decoration: none;
  box-shadow: 0 3px 0 var(--strawberry-shadow);
}

.gd-main { max-width: 720px; margin: 0 auto; padding: 20px 20px 8px; }

.gd-crumb { font-size: 13px; color: var(--sub); margin: 0 0 10px; }
.gd-crumb a { color: var(--sub); }

.gd h1 { font-size: 26px; line-height: 1.4; font-weight: 900; margin: 0 0 10px; }
.gd-desc { color: var(--sub); font-size: 15px; margin: 0 0 6px; }
.gd-meta { font-size: 12px; font-weight: 700; color: var(--sub); margin: 0 0 22px; }
.gd h2 {
  font-size: 20px;
  line-height: 1.45;
  font-weight: 900;
  margin: 34px 0 10px;
  padding-left: 12px;
  border-left: 5px solid var(--strawberry);
}
.gd h3 { font-size: 17px; line-height: 1.5; font-weight: 900; margin: 24px 0 8px; }
.gd p { margin: 0 0 16px; }
.gd article ul { margin: 0 0 16px; padding-left: 1.3em; }
.gd article li { margin: 0 0 8px; }
.gd strong { font-weight: 800; background: linear-gradient(transparent 62%, var(--strawberry-light) 62%); }

.gd-try {
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: 20px;
  padding: 18px 20px;
  margin: 30px 0 22px;
  box-shadow: 0 2px 6px rgba(74, 59, 46, .08);
  text-align: center;
}
.gd-try b { display: block; font-size: 17px; margin: 0 0 4px; }
.gd-try p { font-size: 14px; color: var(--sub); margin: 0 0 12px; }
.gd-try .gd-play { min-height: 48px; padding: 0 28px; font-size: 16px; }

.gd-pn { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 0 0 24px; }
.gd-pn a {
  display: block;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: 16px;
  padding: 10px 14px;
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.5;
}
.gd-pn small { display: block; font-size: 11px; font-weight: 700; color: var(--sub); }
.gd-pn a.next { text-align: right; }

.gd-list { display: flex; flex-direction: column; gap: 10px; margin: 18px 0 24px; padding: 0; list-style: none; }
.gd-list a {
  display: grid;
  grid-template-columns: 34px 1fr 14px;
  gap: 12px;
  align-items: center;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: 18px;
  padding: 12px 14px;
  color: var(--ink);
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(74, 59, 46, .06);
}
.gd-list .no {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: var(--pink-panel);
  color: var(--strawberry-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 900;
}
.gd-list b { display: block; font-size: 15px; line-height: 1.45; }
.gd-list small { display: block; font-size: 12.5px; color: var(--sub); line-height: 1.6; margin-top: 2px; }
.gd-list .ch { color: var(--pale); font-weight: 900; }

.gd-foot {
  border-top: 1.5px solid var(--line);
  padding: 16px 20px 26px;
  text-align: center;
  font-size: 13px;
  color: var(--sub);
  line-height: 1.7;
}
.gd-foot p { margin: 0 0 6px; }
.gd-foot nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 4px 18px; margin: 6px 0; }
.gd-foot nav a { min-height: 44px; display: inline-flex; align-items: center; font-weight: 700; color: var(--sub); }