:root {
  --bg: #fdf9ff;
  --surface: #ffffff;
  --text: #1c1b1f;
  --muted: #5b5a63;
  --accent: #6750a4;
  --accent-text: #ffffff;
  --line: #e2dce9;
  --soft: #f3edf9;
  --todo-bg: #fff3b0;
  --todo-text: #4a3b00;
  --danger: #b3261e;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141218;
    --surface: #1d1b20;
    --text: #e6e1e9;
    --muted: #b0aab6;
    --accent: #cfbcff;
    --accent-text: #381e72;
    --line: #35313b;
    --soft: #25212b;
    --todo-bg: #5c4b00;
    --todo-text: #ffeaa0;
    --danger: #f2b8b5;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }
header.site { border-bottom: 1px solid var(--line); background: var(--surface); }
header.site .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; padding-top: 12px; padding-bottom: 12px; }
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; color: var(--text); }
nav { display: flex; flex-wrap: wrap; gap: 4px 16px; }
nav a { text-decoration: none; color: var(--muted); padding: 4px 0; }
nav a[aria-current="page"] { color: var(--accent); border-bottom: 2px solid var(--accent); }
nav a:hover { color: var(--text); }
main { padding: 32px 0 48px; }
h1 { font-size: 2.1rem; line-height: 1.2; margin: 0 0 12px; }
h2 { font-size: 1.4rem; margin: 40px 0 8px; }
h3 { font-size: 1.1rem; margin: 24px 0 4px; }
p, li { max-width: 68ch; overflow-wrap: anywhere; }
.lead { font-size: 1.2rem; color: var(--muted); }
.button {
  display: inline-block; background: var(--accent); color: var(--accent-text);
  padding: 12px 22px; border-radius: 24px; text-decoration: none; font-weight: 600; margin: 8px 8px 8px 0;
}
.button.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 16px 20px; margin: 16px 0; }
.card.soft { background: var(--soft); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin: 16px 0; }
.shots { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 16px 0; }
.shots figure { margin: 0; text-align: center; }
.shots img { width: 100%; height: auto; border: 1px solid var(--line); border-radius: 14px; }
.shots figcaption { font-size: 0.85rem; color: var(--muted); margin-top: 4px; }
.notice { border-left: 4px solid var(--accent); background: var(--soft); padding: 12px 16px; border-radius: 0 12px 12px 0; margin: 16px 0; }
.notice.warn { border-left-color: var(--danger); }
ol.steps { padding-left: 1.3em; }
ol.steps li { margin: 10px 0; }
details { border-bottom: 1px solid var(--line); padding: 12px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 8px 0 0; }
.todo { background: var(--todo-bg); color: var(--todo-text); padding: 1px 6px; border-radius: 4px; font-weight: 600; }
table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 0.95rem; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--soft); }
code { background: var(--soft); padding: 1px 5px; border-radius: 4px; font-size: 0.9em; word-break: break-all; }
footer.site { border-top: 1px solid var(--line); background: var(--surface); color: var(--muted); font-size: 0.9rem; padding: 20px 0 28px; }
footer.site p { margin: 6px 0; max-width: none; }
@media (max-width: 520px) { h1 { font-size: 1.7rem; } body { font-size: 16px; } }
input[type="text"], textarea {
  font: inherit; color: var(--text); background: var(--surface);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; margin-top: 4px;
}
input[type="text"]:focus, textarea:focus, .button:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* ---- Phone-friendly refinements ---- */
html { scroll-behavior: smooth; }
a, button, summary { -webkit-tap-highlight-color: rgba(103, 80, 164, 0.15); }
@media (max-width: 600px) {
  main { padding: 20px 0 36px; }
  .wrap { padding: 0 18px; }
  h1 { font-size: 1.65rem; }
  h2 { font-size: 1.25rem; margin-top: 32px; }
  .lead { font-size: 1.05rem; }
  p, li { max-width: none; }

  /* header and navigation: larger touch targets, compact rows */
  header.site .wrap { padding-top: 6px; padding-bottom: 2px; gap: 0 16px; }
  .brand { display: inline-flex; align-items: center; min-height: 44px; }
  nav { gap: 0 4px; margin: 0 -8px; width: calc(100% + 16px); }
  nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 10px; }
  nav a[aria-current="page"] { border-bottom: 3px solid var(--accent); }

  /* buttons: full width, easy to tap */
  .button { display: block; text-align: center; width: 100%; margin: 10px 0; padding: 14px 18px; font-size: 1.05rem; }
  form .button { width: 100%; }

  /* readable, tappable lists and questions */
  ol.steps { padding-left: 1.2em; }
  ol.steps li { margin: 14px 0; }
  summary { padding: 6px 0; min-height: 44px; display: flex; align-items: center; }
  details { padding: 4px 0; }
  .card { padding: 14px 16px; }
  .notice { padding: 12px 14px; }
  footer.site a { display: inline-block; padding: 10px 6px 10px 0; }

  /* the privacy table becomes stacked cards instead of squeezed columns */
  table.stack, table.stack tbody { display: block; }
  table.stack tr:first-child { display: none; }
  table.stack tr { display: block; border: 1px solid var(--line); border-radius: 12px; margin: 12px 0; overflow: hidden; background: var(--surface); }
  table.stack td { display: block; border: 0; padding: 8px 14px; }
  table.stack td:first-child { background: var(--soft); font-weight: 600; }
  table.stack td[data-label]::before { content: attr(data-label); display: block; font-size: 0.75rem; letter-spacing: 0.03em; text-transform: uppercase; color: var(--muted); }
}
@media (max-width: 380px) { .shots { grid-template-columns: repeat(2, 1fr); } }