/* Mosaico website: a quiet photo gallery, made by hand (AGENT_PROMPT 7.6).
   Warm paper, one muted sage (ADR-085), gilt for small accents. No web fonts
   are loaded: the serif and sans stacks use what the device has.
   Contrast: body text >= 7:1, links and buttons >= 4.5:1, light and dark. */

:root {
  --paper: #f6f1e7;
  --paper-deep: #ede5d6;
  --card: #fbf8f2;
  --ink: #2a2620;
  --ink-soft: #5a5247;
  --line: #d9cdb8;
  --accent: #4a6a5c;
  --accent-ink: #fbf8f2;
  --link: #4a6a5c;
  --gilt: #8a6420;
  --mark-bg: #f3d98b;
  --mark-ink: #2a2620;
  --focus: #b8893a;
  --shadow: 0 1px 2px rgba(42, 38, 32, 0.08), 0 6px 20px rgba(42, 38, 32, 0.08);
  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", "Source Serif Pro", "Noto Serif", Georgia, serif;
  --sans: "Figtree", "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, system-ui, sans-serif;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1b1915;
    --paper-deep: #24211c;
    --card: #2a2620;
    --ink: #efe7d8;
    --ink-soft: #cdc3b1;
    --line: #4a443a;
    --accent: #7fa893;
    --accent-ink: #12100c;
    --link: #a9cbb9;
    --gilt: #d9b46a;
    --mark-bg: #6b5317;
    --mark-ink: #fff3d0;
    --focus: #e3c27a;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 6px 20px rgba(0, 0, 0, 0.3);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  overflow-wrap: break-word;
  hyphens: auto;
}

/* Scripts with their own faces; no faux italics outside Latin. */
:lang(ja) { --serif: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif; --sans: "Hiragino Sans", "Yu Gothic UI", "Meiryo", "Noto Sans JP", sans-serif; }
:lang(ko) { --serif: "Noto Serif KR", "Batang", serif; --sans: "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif; }
:lang(zh-Hant) { --serif: "Noto Serif TC", "PMingLiU", "Songti TC", serif; --sans: "PingFang TC", "Microsoft JhengHei", "Noto Sans TC", sans-serif; }
:lang(ar) { --serif: "Noto Naskh Arabic", "Geeza Pro", "Times New Roman", serif; --sans: "Noto Sans Arabic", "Segoe UI", Tahoma, "Geeza Pro", sans-serif; }
:lang(ja) body, :lang(ko) body, :lang(zh-Hant) body, :lang(ar) body { line-height: 1.8; }
:lang(ja) em, :lang(ko) em, :lang(zh-Hant) em, :lang(ar) em { font-style: normal; font-weight: 600; }
[lang="en"] { --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif; }

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.25;
  color: var(--ink);
  letter-spacing: -0.005em;
}
h1 { font-size: clamp(1.9rem, 1.4rem + 2.2vw, 2.6rem); margin: 0.4em 0 0.5em; }
h2 { font-size: 1.45rem; margin: 2em 0 0.5em; }
h3 { font-size: 1.2rem; margin: 1.6em 0 0.4em; }
p, ul, ol { margin: 0 0 1em; }
li + li { margin-top: 0.35em; }

a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 3px;
}
main:focus { outline: none; }

.wrap {
  width: 100%;
  max-width: 46rem;
  margin-inline: auto;
  padding-inline: 1rem;
}

.skip {
  position: absolute;
  inset-inline-start: 0.5rem;
  top: -4rem;
  z-index: 10;
  padding: 0.6rem 1rem;
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 0 0 6px 6px;
}
.skip:focus { top: 0; }

/* Header */
.masthead {
  border-bottom: 1px solid var(--line);
  background: var(--paper-deep);
}
.bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  padding-block: 0.75rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 48px;
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
}
.logo { flex: none; }

.lang { position: relative; }
.lang summary {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  cursor: pointer;
  list-style: none;
}
.lang summary::-webkit-details-marker { display: none; }
.lang summary::after { content: "▾"; margin-inline-start: 0.5rem; color: var(--ink-soft); }
.lang ul {
  position: absolute;
  inset-inline-end: 0;
  z-index: 5;
  min-width: 12rem;
  margin: 0.35rem 0 0;
  padding: 0.4rem;
  list-style: none;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
}
.lang li + li { margin-top: 0; }
.lang a {
  display: block;
  padding: 0.55rem 0.75rem;
  min-height: 44px;
  border-radius: 6px;
  color: var(--ink);
  text-decoration: none;
}
.lang a:hover { background: var(--paper-deep); }
.lang a[aria-current] { font-weight: 700; color: var(--link); }

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin: 0;
  padding: 0 0 0.6rem;
  list-style: none;
}
.site-nav li + li { margin-top: 0; }
.site-nav a {
  display: inline-block;
  padding-block: 0.6rem;
  color: var(--ink-soft);
  text-decoration: none;
}
.site-nav a:hover { color: var(--ink); text-decoration: underline; }
.site-nav a[aria-current] {
  color: var(--ink);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--gilt);
}

main { padding-block: 1rem 3rem; }
.lead { font-size: 1.15rem; color: var(--ink-soft); }

/* Notices and placeholders */
.notice {
  margin: 1.25rem 0 1.5rem;
  padding: 1rem 1.25rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-inline-start: 4px solid var(--gilt);
  border-radius: 8px;
}
.notice > :last-child { margin-bottom: 0; }
.notice h2 { margin-top: 0.2em; }
.badge {
  display: inline-block;
  margin-bottom: 0.5rem;
  padding: 0.1rem 0.6rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
mark.ph {
  padding: 0 0.2em;
  border-radius: 3px;
  background: var(--mark-bg);
  color: var(--mark-ink);
  font-weight: 600;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.versions-link { font-size: 0.95rem; }

/* Legal text */
.legal h2 { border-top: 1px solid var(--line); padding-top: 1.2rem; }
.table-wrap {
  overflow-x: auto;
  margin: 0 0 1.25rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
}
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { padding: 0.6rem 0.75rem; text-align: start; vertical-align: top; border-bottom: 1px solid var(--line); }
th { background: var(--paper-deep); font-weight: 600; }
tbody tr:last-child td { border-bottom: 0; }

.link-list { padding: 0; list-style: none; }
.link-list li + li { margin-top: 0.5rem; }
.link-list a {
  display: block;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  font-weight: 600;
  text-decoration: none;
}
.link-list a:hover { border-color: var(--accent); }

address { font-style: normal; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 52px;
  padding: 0.7rem 1.4rem;
  border: 0;
  border-radius: 10px;
  font: inherit;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}
/* The app's primary button (ADR-085): a soft sheen over the sage, a light
   inner top edge, a warm diffuse shadow; darker and closer when pressed. */
.btn.primary {
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0) 62%), var(--accent);
  color: var(--accent-ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), var(--shadow);
  font-size: 1.15rem;
  letter-spacing: 0.01em;
}
.btn.primary:hover { filter: brightness(1.05); }
.btn.primary:active { filter: brightness(0.92); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 1px 2px rgba(42, 38, 32, 0.12); }
.btn.google {
  background: #ffffff;
  color: #3c4043;
  border: 1px solid #747775;
}
.btn[disabled] { cursor: not-allowed; opacity: 0.75; }
.signin { margin: 1rem 0 0.5rem; }
.note { margin-top: 0.5rem; font-size: 0.95rem; color: var(--ink-soft); }

.site-footer {
  padding-block: 1.25rem 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.site-footer ul { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; padding: 0; list-style: none; }
.site-footer li + li { margin-top: 0; }
.site-footer a { display: inline-block; padding-block: 0.5rem; }

/* Card landing page */
.card-main { text-align: center; }
.card-main .facts, .card-main .lead, .card-main .notice { text-align: start; }
.preview {
  margin: 1rem auto 0.5rem;
  width: min(100%, 20rem);
}
.preview svg {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  background: var(--card);
  box-shadow: var(--shadow);
}
.facts {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1.25rem;
  max-width: 26rem;
  margin: 1.25rem auto;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
}
.facts dt { color: var(--ink-soft); }
.facts dd { margin: 0; font-weight: 600; }
.get { margin: 1.5rem 0 0.5rem; }
.get .note { margin-top: 0.75rem; }

@media (prefers-reduced-motion: no-preference) {
  .preview .tile { transition: transform 600ms cubic-bezier(0.2, 0.8, 0.2, 1); }
}

@media print {
  .masthead, .site-footer, .skip { display: none; }
  body { background: #fff; color: #000; }
}