/* 色・角丸・フォントは docs/design.md と同じ（パターンF サンライズ） */
@font-face {
  font-family: 'Fraunces';
  font-weight: 800;
  font-display: swap;
  src: url('/fonts/Fraunces_800ExtraBold.ttf') format('truetype');
}

:root {
  --ink: #221f1c;
  --canvas: #f5f5f5;
  --card: #ffffff;
  --stone: #797267;
  --azure: #518bdb;
  --teal: #36bab8;
  --tealMist: #cff2ef;
  --coralDeep: #c0443f;
  --hairline: rgba(39, 39, 42, 0.12);
  --sans: -apple-system, BlinkMacSystemFont, 'Inter', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', sans-serif;
  --serif: 'Hiragino Mincho ProN', 'Yu Mincho', 'Noto Serif JP', serif;
  --logo: 'Fraunces', Georgia, serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
}

a { color: var(--azure); }
a:focus-visible { outline: 2px solid var(--azure); outline-offset: 2px; border-radius: 4px; }

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding-left: max(20px, env(safe-area-inset-left));
  padding-right: max(20px, env(safe-area-inset-right));
}

/* グラデーションは画面上部だけ。上に乗る文字は白（docs/design.md） */
.sky {
  background: linear-gradient(90deg, var(--azure), var(--teal));
  color: #fff;
  padding-block: 20px 56px;
}

.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; }

.logo {
  font-family: var(--logo);
  font-weight: 800;
  font-size: 28px;
  letter-spacing: 0.02em;
  color: #fff;
  text-decoration: none;
}

.lang {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.9);
  border-radius: 999px;
  padding: 4px 12px;
  text-decoration: none;
}

.hero { display: flex; align-items: center; gap: 20px; margin-top: 32px; }

.hero img { width: 88px; height: 88px; border-radius: 20px; flex: none; box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15); }

.hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(24px, 5vw, 32px);
  line-height: 1.4;
  color: #fff;
  text-wrap: balance;
}

.title-only h1 {
  margin: 28px 0 0;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(24px, 5vw, 32px);
  line-height: 1.4;
  color: #fff;
}

main { margin-top: -32px; display: grid; gap: 16px; padding-bottom: 48px; }

.card {
  background: var(--card);
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card h2 { margin: 0 0 12px; font-size: 18px; font-weight: 700; line-height: 1.5; }

.card h3 { margin: 20px 0 4px; font-size: 16px; font-weight: 700; }
.card h3:first-of-type { margin-top: 0; }

.card p, .card ul, .card ol { margin: 0 0 12px; }
.card > :last-child { margin-bottom: 0; }

.card ul, .card ol { padding-left: 1.4em; }
.card li + li { margin-top: 4px; }

.promises { list-style: none; padding: 0 !important; display: grid; gap: 8px; }
.promises li { display: flex; gap: 10px; align-items: baseline; margin: 0 !important; }
.promises li::before { content: '✓'; color: var(--teal); font-weight: 700; }

.mail {
  display: inline-block;
  font-weight: 600;
  font-size: 17px;
  user-select: all;
  word-break: break-all;
}

.note { font-size: 14px; color: var(--stone); }

.updated { font-size: 14px; color: var(--stone); margin: 0 0 16px; }

footer { padding-block: 8px 40px; font-size: 13px; color: var(--stone); }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
footer a { color: var(--stone); }