/* SQUISH LAB — サポートページ共通（アプリと同じやさしいピンク） */
:root {
  --bg: #fdf1f3;
  --card: #ffffff;
  --ink: #4a3b40;
  --sub: #85737a;
  --accent: #f0567e;
  --line: #f3dde3;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #241b1e; --card: #30252a; --ink: #f6eaee; --sub: #c4b1b8; --accent: #ff7a9c; --line: #43343a; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  line-height: 1.8; font-size: 16px;
}
main { max-width: 680px; margin: 0 auto; padding: 32px 16px 56px; }
header.top { text-align: center; margin-bottom: 24px; }
header.top img { width: 96px; height: 96px; border-radius: 22px; box-shadow: 0 6px 20px rgba(240, 86, 126, .18); }
h1 { font-size: 1.5rem; margin: 12px 0 4px; letter-spacing: .04em; }
h2 { font-size: 1.1rem; margin: 0 0 8px; }
.lead { color: var(--sub); margin: 0; }
section, details { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; margin: 14px 0; }
details summary { cursor: pointer; font-weight: 600; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary::before { content: "＋"; color: var(--accent); margin-right: 8px; }
details[open] summary::before { content: "－"; }
details p, details ul { margin: 10px 0 0; }
ul { padding-left: 1.3em; }
a { color: var(--accent); }
.button { display: inline-block; background: var(--accent); color: #fff; text-decoration: none; font-weight: 600; padding: 12px 22px; border-radius: 999px; margin: 6px 4px; }
.button.soft { background: var(--card); color: var(--accent); border: 1px solid var(--line); }
nav.links { text-align: center; margin-top: 20px; }
footer { text-align: center; color: var(--sub); font-size: .85rem; margin-top: 32px; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
td, th { border-bottom: 1px solid var(--line); padding: 6px 4px; text-align: left; }
.muted { color: var(--sub); font-size: .9rem; }