/* uwayjp.com の見た目。色はアプリの Theme.swift と同じ値にする。 */
:root {
  color-scheme: dark;
  --page: #0e0f2d;
  --raised: #161838;
  --text: #eceaf3;
  --text-2: #b4b6d9;
  --muted: #8688b0;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --accent: #b4a7ff;
  --link: #c4b9ff;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  --sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font: 15px/1.9 var(--sans);
  font-feature-settings: "palt" 0;
}
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* 上の帯 */
.bar {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; gap: 24px;
  height: 56px; padding: 0 16px;
  background: rgba(14, 15, 45, 0.86);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.mark { font: 600 13px/1 var(--mono); letter-spacing: 0.32em; color: var(--text); }
.mark:hover { text-decoration: none; }
.bar nav { display: flex; gap: 20px; margin-left: auto; font-size: 13px; }
.bar nav a { color: var(--muted); }
.bar nav a[aria-current="page"] { color: var(--text); }

/* 本文の枠 */
.wrap { max-width: 1040px; margin: 0 auto; padding: 56px 16px 96px; }
.label { font: 500 12px/1 var(--mono); letter-spacing: 0.32em; color: var(--accent); margin: 0 0 20px; }
h1 { font-size: clamp(28px, 4vw, 40px); line-height: 1.3; font-weight: 700; margin: 0; }
.updated { color: var(--muted); font-size: 13px; margin: 12px 0 0; }

/* 規約とポリシー：広い画面では左に目次を置く */
.doc { display: grid; gap: 40px; margin-top: 48px; }
.toc { border-top: 1px solid var(--line); padding-top: 16px; }
.toc ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; column-gap: 24px; }
@media (min-width: 600px) { .toc ol { columns: 2; } }
.toc li { counter-increment: toc; break-inside: avoid; font-size: 13px; line-height: 1.6; padding: 4px 0; }
.toc li::before { content: counter(toc, decimal-leading-zero); font: 11px var(--mono); color: var(--muted); margin-right: 10px; }
.toc a { color: var(--text-2); }
@media (min-width: 960px) {
  .doc { grid-template-columns: 240px minmax(0, 680px); gap: 64px; }
  .toc { position: sticky; top: 88px; align-self: start; }
  .toc ol { columns: 1; }
}

.doc section { border-top: 1px solid var(--line); padding: 20px 0 8px; counter-increment: sec; }
.doc article { counter-reset: sec; }
.doc h2 { display: flex; gap: 14px; align-items: baseline; font-size: 17px; line-height: 1.5; margin: 0 0 10px; }
.doc h2::before { content: counter(sec, decimal-leading-zero); font: 500 11px var(--mono); letter-spacing: 0.12em; color: var(--accent); }
.doc p, .doc li { color: var(--text-2); margin: 0; }
.doc p + p { margin-top: 2px; }

/* 箇条書きの印は中黒ではなく、アプリと同じ小さな四角にする */
ul.list { list-style: none; margin: 4px 0; padding: 0; }
ul.list li { position: relative; padding-left: 18px; }
ul.list li::before { content: ""; position: absolute; left: 2px; top: 0.85em; width: 4px; height: 4px; background: var(--muted); }

/* 紹介とサポート */
.lead { font-size: clamp(17px, 2.2vw, 21px); line-height: 1.8; color: var(--text-2); max-width: 620px; margin: 20px 0 0; }
.cards { display: grid; gap: 12px; margin-top: 48px; }
@media (min-width: 720px) { .cards { grid-template-columns: repeat(2, 1fr); } }
.card { background: var(--raised); border: 1px solid var(--line); border-radius: 16px; padding: 20px; }
.card h2, .card h3 { font-size: 15px; margin: 0 0 6px; }
.card p { color: var(--text-2); margin: 0; font-size: 14px; line-height: 1.8; }
.card .label { margin-bottom: 14px; font-size: 11px; }
.stack { max-width: 680px; margin-top: 40px; }
.stack section { border-top: 1px solid var(--line); padding: 20px 0 8px; }
.stack h2 { font-size: 17px; margin: 0 0 8px; }
.stack p { color: var(--text-2); margin: 0; }

footer { border-top: 1px solid var(--line); }
footer .wrap { padding: 24px 16px 40px; display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 12px; color: var(--muted); }
footer a { color: var(--muted); }
footer span { margin-right: auto; font-family: var(--mono); letter-spacing: 0.12em; }

@media (max-width: 480px) {
  .bar { gap: 16px; }
  .bar nav { gap: 14px; }
  .wrap { padding-top: 40px; }
}

/* 見出しは文節で折り返す（対応していないブラウザでは通常の折り返し） */
h1, .lead { word-break: auto-phrase; text-wrap: pretty; }
ul.list + p { margin-top: 10px; }