/* Shared look for /legal/* pages. Same tokens as the rest of the site
   (see web/changelog.html), tuned for long reading. */
:root {
  --bg: #f3f2ee; --card: #ffffff; --sunk: #ebe9e3;
  --tx: #121317; --tx-2: #4d5262; --tx-3: #80848f; --bd: rgba(18,19,23,.10);
  --blue: #2f7bff; --blue-tx: #1f62d6;
  --shadow: 0 1px 0 rgba(255,255,255,.8) inset, 0 24px 50px -28px rgba(16,20,48,.25);
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "Geist Mono", ui-monospace, Menlo, monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0b0e; --card: #121318; --sunk: #1a1b22;
    --tx: #f1f2f6; --tx-2: #b4b8c6; --tx-3: #8a8f9e; --bd: rgba(255,255,255,.10);
    --blue-tx: #79a8ff;
    --shadow: 0 1px 0 rgba(255,255,255,.04) inset, 0 24px 50px -28px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"] {
  --bg: #0b0b0e; --card: #121318; --sunk: #1a1b22;
  --tx: #f1f2f6; --tx-2: #b4b8c6; --tx-3: #8a8f9e; --bd: rgba(255,255,255,.10);
  --blue-tx: #79a8ff;
  --shadow: 0 1px 0 rgba(255,255,255,.04) inset, 0 24px 50px -28px rgba(0,0,0,.7);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 16px; }
body {
  margin: 0; background: var(--bg); color: var(--tx);
  font-family: "Geist", "Anuphan", "Hiragino Sans", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}
html[data-lang-pref]:not(.lang-ready) body { opacity: 0; animation: show 0s linear 1.2s forwards; }
@keyframes show { to { opacity: 1; } }
a { color: var(--blue-tx); text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 4px; }
:root[lang="ja"] { line-break: strict; }

.skip { position: absolute; left: -9999px; top: 8px; background: var(--card); color: var(--tx); padding: 8px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 16px; }

.wrap { width: min(760px, 100% - 32px); margin-inline: auto; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 22px 0; }
.brand { display: inline-flex; align-items: center; color: var(--tx); text-decoration: none; }
.brand svg { height: 26px; width: auto; }
.top-r { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.lang { display: inline-flex; padding: 3px; border-radius: 999px; background: var(--sunk); }
.lang button { min-width: 36px; min-height: 30px; border: 0; background: none; cursor: pointer; font: inherit; padding: 0 9px; font-size: 12px; font-weight: 600; text-align: center; color: var(--tx-2); border-radius: 999px; }
:root:not([lang="th"]):not([lang="ja"]) .lang button[data-l="en"], :root[lang="th"] .lang button[data-l="th"], :root[lang="ja"] .lang button[data-l="ja"] { color: var(--tx); background: var(--card); box-shadow: 0 1px 2px rgba(0,0,0,.12); }
.crumb { font-size: 14px; color: var(--tx-2); text-decoration: none; }
.crumb:hover { color: var(--tx); }

/* one article per language; only the chosen one shows (english by default) */
.doc { display: none; }
:root:not([lang="th"]):not([lang="ja"]) .doc[lang="en"], :root[lang="th"] .doc[lang="th"], :root[lang="ja"] .doc[lang="ja"] { display: block; }

.doc { padding: 34px 0 40px; font-size: 16.5px; line-height: 1.7; color: var(--tx-2); }
:root[lang="th"] .doc { font-size: 17px; line-height: 1.85; }
:root[lang="ja"] .doc { line-height: 1.9; }
.doc h1 { margin: 0; color: var(--tx); font-size: clamp(38px, 7vw, 64px); font-weight: 600; letter-spacing: -.04em; line-height: 1.02; }
:root[lang="th"] .doc h1 { letter-spacing: -.02em; line-height: 1.2; }
:root[lang="ja"] .doc h1 { font-size: clamp(30px, 5.6vw, 50px); letter-spacing: -.01em; line-height: 1.25; }
.doc h1 em { font-family: var(--serif); font-style: italic; font-weight: 400; }
.meta { margin: 14px 0 0; font-size: 14px; color: var(--tx-3); }
.lead { margin: 22px 0 0; font-size: 18.5px; line-height: 1.6; color: var(--tx); }
.summary { margin: 26px 0 0; padding: 20px 22px; border-radius: 18px; background: var(--card); box-shadow: var(--shadow), 0 0 0 1px var(--bd); }
.summary h2 { margin: 0 0 8px !important; font-size: 15px !important; letter-spacing: .02em !important; color: var(--tx); }
.summary ul { margin: 0; padding-left: 20px; }
.toc { margin: 26px 0 8px; padding: 18px 22px; border-radius: 18px; background: var(--sunk); }
.toc h2 { margin: 0 0 6px !important; font-size: 13px !important; font-weight: 600; letter-spacing: .08em !important; text-transform: uppercase; color: var(--tx-3) !important; }
.toc ol { margin: 0; padding-left: 22px; columns: 2 260px; column-gap: 28px; font-size: 15px; line-height: 1.55; }
.toc li { break-inside: avoid; padding: 3px 0; }
.toc a { color: var(--tx-2); text-decoration: none; }
.toc a:hover { color: var(--tx); text-decoration: underline; }
.doc h2 { margin: 46px 0 10px; color: var(--tx); font-size: 24px; font-weight: 600; letter-spacing: -.02em; line-height: 1.25; scroll-margin-top: 16px; }
.doc h3 { margin: 26px 0 6px; color: var(--tx); font-size: 18px; font-weight: 600; line-height: 1.35; }
.doc p { margin: 10px 0; }
.doc ul, .doc ol { margin: 10px 0; padding-left: 22px; }
.doc li { margin: 5px 0; }
.doc li::marker { color: var(--blue); }
.doc strong, .doc b { color: var(--tx); }
.doc code { font-family: var(--mono); font-size: .86em; background: var(--sunk); padding: 1px 6px; border-radius: 6px; color: var(--tx); overflow-wrap: anywhere; }
.note { margin: 16px 0; padding: 14px 18px; border-left: 3px solid var(--blue); background: var(--card); border-radius: 0 12px 12px 0; }
.tbl { margin: 14px 0; overflow-x: auto; border-radius: 14px; box-shadow: 0 0 0 1px var(--bd); background: var(--card); }
.tbl table { width: 100%; border-collapse: collapse; font-size: 14.5px; line-height: 1.5; }
.tbl th, .tbl td { padding: 10px 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--bd); }
.tbl tr:last-child td { border-bottom: 0; }
.tbl th { color: var(--tx); background: var(--sunk); font-weight: 600; }
.tbl caption { caption-side: top; text-align: left; padding: 10px 12px 0; font-size: 13px; color: var(--tx-3); }
.form { margin: 14px 0; padding: 16px 18px; border: 1.5px dashed var(--bd); border-radius: 14px; font-size: 15px; }
.lang-note { margin-top: 48px; padding-top: 18px; border-top: 1px solid var(--bd); font-size: 14px; color: var(--tx-3); }

.cards { list-style: none; padding: 0 !important; margin: 26px 0 0 !important; display: grid; gap: 12px; }
.cards li { margin: 0 !important; }
.cards a { display: block; padding: 18px 20px; border-radius: 18px; background: var(--card); box-shadow: var(--shadow), 0 0 0 1px var(--bd); text-decoration: none; color: var(--tx-2); }
.cards a:hover { box-shadow: var(--shadow), 0 0 0 2px var(--blue); }
.cards b { display: block; color: var(--tx); font-size: 18px; margin-bottom: 2px; }

.foot { border-top: 1px solid var(--bd); padding: 24px 0 40px; display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13.5px; color: var(--tx-3); }
.foot a { color: var(--tx-2); text-decoration: none; }
.foot a:hover { color: var(--tx); text-decoration: underline; }
.foot .c { margin-right: auto; }

@media (max-width: 560px) {
  .doc { font-size: 16px; }
  .doc h2 { font-size: 21px; margin-top: 38px; }
  .summary, .toc { padding: 16px 16px; }
  .tbl table { font-size: 13.5px; }
  .tbl th, .tbl td { padding: 8px 9px; }
  .crumb { display: none; }
}
@media print {
  .top, .foot, .toc, .skip { display: none; }
  body { background: #fff; color: #000; }
}