/* pi pod palette: Simple Purple on Ivory Porcelain; the dark scaffold and its lightened accent
   in dark mode. Surfaces and outlines are the Android theme's pinned roles; status tones are
   the native apps' StatusTone values. */
:root {
  color-scheme: light dark;
  --bg: #ede4d1;
  --card: #f6efe0;
  --text: #241426;
  --muted: #574450;
  --line: #d3c1a4;
  --outline: #75604f;
  --accent: #6d2598;
  --on-accent: #ffffff;
  --link: #aa1c7d;
  --field: #fcf8f0;
  --ok: #1b5e20;
  --danger: #a32017;
  --notice: #8a4300;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #160a1f;
    --card: #201230;
    --text: #f1e6ee;
    --muted: #cdb9ce;
    --line: #3b2b45;
    --outline: #96829a;
    --accent: #c38ce3;
    --on-accent: #350a52;
    --link: #e79acb;
    --field: #100617;
    --ok: #7fd98c;
    --danger: #f2a29a;
    --notice: #ffb77a;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

a { color: var(--link); }
code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 0.9em; }

header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.5rem;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
}

nav { display: flex; gap: 1.25rem; }
nav[hidden] { display: none; }
nav a { color: var(--muted); text-decoration: none; padding: 0.25rem 0; border-bottom: 2px solid transparent; }
nav a:hover { color: var(--text); }
nav a.current { color: var(--accent); border-bottom-color: var(--accent); }

#account { margin-left: auto; display: flex; align-items: center; gap: 0.75rem; }
#account a { color: var(--muted); text-decoration: none; }
#account a:hover { text-decoration: underline; }

main { max-width: 860px; margin: 1.5rem auto 4rem; padding: 0 1.5rem; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}
.card.narrow { max-width: 480px; margin: 4rem auto; }
.card h2 { margin: 0; font-size: 1.35rem; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 0.5rem; }
.card-head .back { order: -1; flex-basis: 100%; font-size: 0.9rem; text-decoration: none; }
.card-head { flex-wrap: wrap; }

.intro, .hint, .loading, .muted { color: var(--muted); }
.intro { margin: 0.25rem 0 0.75rem; }
.notice { color: var(--notice); font-weight: 600; }
.status.error { color: var(--danger); }
.nowrap { white-space: nowrap; }

/* A form is a column of sections; a section lays its short fields out side by side. */
.section { border-top: 1px solid var(--line); padding: 1rem 0 0.75rem; }
.section > h3 { margin: 0 0 0.25rem; font-size: 1rem; }
details.section > summary { cursor: pointer; font-weight: 700; font-size: 1rem; }
details.section:not([open]) { padding-bottom: 1rem; }
details.section[open] > summary { margin-bottom: 0.25rem; }
.section-body {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.25rem 1.25rem;
  align-items: start;
}
.section-body > .intro, .section-body > .wide, .section-body > .check { grid-column: 1 / -1; }
.section-body > .intro { margin: 0 0 0.25rem; font-size: 0.9rem; }

.field { display: flex; flex-direction: column; gap: 0.25rem; margin: 0.5rem 0; min-width: 0; }
.label { font-weight: 600; font-size: 0.92rem; }
.hint { font-size: 0.82rem; }
.field-error { color: var(--danger); font-size: 0.85rem; font-weight: 600; }
.field-error:empty, .field-warning:empty { display: none; }
.field-warning { color: var(--notice); font-size: 0.85rem; font-weight: 600; }
.field.invalid input, .field.invalid textarea, .field.invalid select { border-color: var(--danger); }

.field.check { flex-direction: row; align-items: flex-start; gap: 0.6rem; margin: 0.35rem 0; }
.field.check > span { display: flex; flex-direction: column; }
.field.check .label { font-weight: 400; font-size: 0.95rem; }
input[type="checkbox"] { width: 1.05rem; height: 1.05rem; margin: 0.2rem 0 0; accent-color: var(--accent); flex: none; }

input[type="text"], input[type="number"], select, textarea {
  width: 100%;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--field);
  color: var(--text);
  font: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
input::placeholder, textarea::placeholder { color: var(--muted); opacity: 0.75; }
textarea { resize: vertical; }
.code, textarea.code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 0.85rem; }
input:disabled, textarea:disabled, select:disabled { opacity: 0.7; cursor: not-allowed; }

.with-unit { display: flex; align-items: center; gap: 0.5rem; }
.with-unit input { flex: 1; min-width: 0; }
.unit { color: var(--muted); font-size: 0.9rem; }

.some-of { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; padding: 0.3rem 0; }
.some-of label { display: flex; align-items: center; gap: 0.4rem; }

.files { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 0.5rem; }
.file { border: 1px solid var(--line); border-radius: 6px; padding: 0.5rem; display: flex; flex-direction: column; gap: 0.4rem; }
.file-head { display: flex; gap: 0.5rem; align-items: center; }

button, .button {
  display: inline-block;
  padding: 0.45rem 1rem;
  border: 1px solid var(--outline);
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font: inherit;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
button:hover, .button:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
button.primary, .button.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
button.primary:hover, .button.primary:hover { background: color-mix(in srgb, var(--accent) 88%, var(--text)); }
button.danger { color: var(--danger); border-color: var(--danger); }
button.link { border: none; padding: 0.2rem 0.4rem; color: var(--link); }
button.link.danger { color: var(--danger); }
button:disabled { opacity: 0.5; cursor: default; }
button:disabled:hover { background: transparent; }
button.primary:disabled:hover { background: var(--accent); }
button[aria-busy="true"] { cursor: progress; opacity: 0.7; }
button[hidden] { display: none; }

/* Stays in view at the bottom of the window while the form scrolls under it. */
.save-bar {
  position: sticky;
  bottom: 0;
  margin: 0.5rem -1.5rem -1.25rem;
  padding: 0.75rem 1.5rem;
  background: var(--card);
  border-top: 1px solid var(--line);
  border-radius: 0 0 10px 10px;
  box-shadow: 0 -6px 12px -10px rgb(0 0 0 / 0.35);
}
.bar-row { display: flex; align-items: center; justify-content: flex-end; gap: 0.75rem; }
.bar-row .state { margin-right: auto; color: var(--muted); font-size: 0.9rem; }
.messages { color: var(--danger); margin-bottom: 0.5rem; }
.messages:empty { display: none; }
.messages ul { margin: 0.25rem 0 0; padding-left: 1.25rem; }
.messages p { margin: 0.5rem 0 0; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 0.55rem 0.75rem 0.55rem 0; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 0.9rem; }
td a { font-weight: 600; }

.empty { text-align: center; padding: 1.5rem 0 0.5rem; color: var(--muted); }

@media (max-width: 640px) {
  header { padding: 0.75rem 1rem; }
  nav { order: 3; flex-basis: 100%; overflow-x: auto; }
  main { padding: 0 0.75rem; }
  .card { padding: 1rem; }
  .save-bar { margin: 0.5rem -1rem -1rem; padding: 0.75rem 1rem; }
  th:nth-child(3), td:nth-child(3) { display: none; }
}