:root {
  --page: #1b1c1e;
  --card: #2a2b2e;
  --card-2: #333437;
  --line: #3d3e42;
  --text: #ffffff;
  --muted: #a3a3aa;
  --accent: #ffffff;
  --on-accent: #1b1c1e;
  --radius: 18px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  -webkit-tap-highlight-color: transparent;
  background: var(--page);
  color: var(--text);
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.45;
}

h1, h2 {
  /* Cal Sans has a single weight: no faux bold. */
  font-family: 'Cal Sans', system-ui, sans-serif;
  font-weight: 400;
  letter-spacing: 0;
  margin: 0;
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

header.top {
  margin-bottom: 24px;
}

h1 {
  font-size: 34px;
}

.lede {
  color: var(--muted);
  margin: 6px 0 0;
  max-width: 640px;
}

/* Global bar */
.bar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  padding: 12px 0;
  margin-bottom: 20px;
  background: var(--page);
  border-bottom: 1px solid var(--line);
}

.field-inline {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.field-inline > span {
  color: var(--muted);
  font-size: 13px;
}

.seg {
  display: inline-flex;
  background: var(--card-2);
  border-radius: 999px;
  padding: 3px;
  flex-wrap: wrap;
}

.seg button {
  min-height: 36px;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 14px;
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
}

.seg button[aria-pressed="true"] {
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 600;
}

input[type="color"] {
  width: 34px;
  height: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card-2);
  padding: 2px;
  cursor: pointer;
}

/* Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.preview {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 260px;
  background:
    radial-gradient(circle at 20% 20%, rgba(120, 90, 200, 0.55), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(40, 140, 170, 0.5), transparent 55%),
    #111214;
}

.preview iframe {
  border: 0;
  border-radius: 14px;
  width: 198px;
  height: 198px;
  background: transparent;
  /* Must match the widget pages' color scheme, or Chrome paints a white backdrop behind them. */
  color-scheme: normal;
}

body.focused .preview iframe {
  width: 316px;
  height: 168px;
}

.body {
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}

h2 {
  font-size: 22px;
}

.desc {
  color: var(--muted);
  font-size: 14px;
  margin: -8px 0 0;
}

.opt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.opt > label, .opt > span {
  color: var(--muted);
  font-size: 14px;
}

select, input[type="text"] {
  font: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 7px 10px;
}

.switch {
  position: relative;
  width: 44px;
  height: 26px;
  border-radius: 999px;
  border: 0;
  background: var(--card-2);
  cursor: pointer;
  padding: 0;
}

.switch::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--muted);
  transition: transform 150ms ease;
}

.switch[aria-checked="true"] {
  background: var(--accent);
}

.switch[aria-checked="true"]::after {
  transform: translateX(18px);
  background: var(--on-accent);
}

.place {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.place-search {
  display: flex;
  gap: 8px;
}

.place-search input {
  flex: 1;
  min-width: 0;
}

.results {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.results button {
  text-align: left;
  font: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--card-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 7px 10px;
  cursor: pointer;
}

.place-current {
  font-size: 13px;
  color: var(--muted);
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: auto;
  padding-top: 6px;
}

.btn {
  flex: 1;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  border-radius: 12px;
  padding: 11px 14px;
  cursor: pointer;
  border: 1px solid var(--line);
  background: var(--card-2);
  color: var(--text);
}

.btn.primary {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}

.btn.small {
  flex: none;
  font-size: 14px;
  padding: 7px 12px;
}

button:focus-visible, select:focus-visible, input:focus-visible {
  outline: 2px solid #8ab4ff;
  outline-offset: 2px;
}

.seg button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.note {
  color: var(--muted);
  font-size: 13px;
}

.credits {
  margin-top: 28px;
  color: var(--muted);
  font-size: 13px;
}

.group + .group {
  margin-top: 36px;
}

.group-title {
  font-size: 26px;
  margin-bottom: 4px;
}

.group-note {
  color: var(--muted);
  margin: 0 0 14px;
  max-width: 720px;
}

.group-title + .grid {
  margin-top: 14px;
}

.hidden {
  display: none !important;
}

section.help {
  margin-top: 40px;
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
}

section.help h2 {
  margin-bottom: 10px;
}

section.help + section.help {
  margin-top: 20px;
}

section.help ol, section.help ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

section.help li {
  margin: 4px 0;
}

section.help strong {
  color: var(--text);
}

/* ---------- Small screens ---------- */

.btn {
  min-height: 46px;
}

/* The settings bar only sticks on screens with room for it. */
@media (max-width: 700px), (max-height: 620px) {
  .bar {
    position: static;
  }
}

/* Phones and handhelds held upright (9:16) */
@media (max-width: 600px) {
  main {
    padding: 20px 16px 48px;
  }

  h1 {
    font-size: 28px;
  }

  /* Theme on its own row, the smaller settings side by side below it. */
  .bar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: 12px;
  }

  .bar > .field-inline:first-child {
    grid-column: 1 / -1;
  }

  .field-inline {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .seg {
    max-width: 100%;
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .seg button {
    padding: 6px 9px;
    font-size: 13px;
    white-space: nowrap;
  }

  .grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .preview {
    height: 240px;
  }

  body.focused .preview iframe {
    width: min(316px, calc(100vw - 64px));
    height: auto;
    aspect-ratio: 316 / 168;
  }

  .opt {
    min-height: 40px;
  }

  .opt .seg button {
    padding: 6px 11px;
  }

  .group-title {
    font-size: 23px;
  }
}

/* Short landscape screens (16:9 handhelds and phones on their side):
   the preview sits beside the settings instead of above them. */
@media (orientation: landscape) and (max-height: 620px) {
  main {
    padding: 16px 20px 40px;
  }

  header.top {
    margin-bottom: 12px;
  }

  h1 {
    font-size: 26px;
  }

  .bar {
    padding: 8px 0;
    margin-bottom: 14px;
  }

  .grid {
    grid-template-columns: repeat(auto-fill, minmax(560px, 1fr));
    gap: 16px;
  }

  .card {
    flex-direction: row;
  }

  .preview {
    flex: 0 0 40%;
    height: auto;
    min-height: 230px;
    padding: 12px;
  }

  body.focused .preview iframe {
    width: 100%;
    max-width: 316px;
    height: auto;
    aspect-ratio: 316 / 168;
  }

  .body {
    padding: 14px 16px 16px;
    gap: 10px;
    min-width: 0;
  }

  .desc {
    margin-top: -6px;
  }
}