/* fusor's landing palette (fusor-rs/fusor, apps/landing/web/theme.css) and its control shapes. */
:root {
  --canvas: #faf9f6;
  --surface: #f1efea;
  --raised: #ffffff;
  --ink: #272a2c;
  --ink-soft: #5c5f61;
  --ink-faint: #686b6d;
  --hairline: #e3e0d9;
  --accent: #a83228;
  --on-accent: #faf9f6;
  --ease-spring: linear(0, 0.049, 0.157, 0.285, 0.411, 0.525, 0.624, 0.705, 0.772, 0.825, 0.866, 0.899, 0.924, 0.943, 0.957, 0.968, 0.976, 0.982, 0.987, 0.99, 0.993, 0.995, 0.996, 0.997, 1);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #121314;
    --surface: #1b1d1e;
    --raised: #222426;
    --ink: #f2f1ed;
    --ink-soft: #b4b5b3;
    --ink-faint: #8b8d8d;
    --hairline: #303335;
    --accent: #f0715a;
    --on-accent: #121314;
  }
}

* {
  box-sizing: border-box;
}

/* `display` rules below would otherwise override the attribute. */
[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font: 16px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 44rem;
  margin: 0 auto;
  padding: 3.5rem 1rem 2.5rem;
  display: grid;
  gap: 1rem;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

a {
  color: inherit;
  text-underline-offset: 3px;
}

.masthead {
  margin-bottom: 0.5rem;
}

.lockup {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.times {
  color: var(--ink-faint);
  font-size: 1.25rem;
}

h1 {
  margin: 1.25rem 0 0.5rem;
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 650;
}

.lede {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.card {
  background: var(--raised);
  border: 1px solid var(--hairline);
  border-radius: 1.25rem;
  padding: 1.25rem;
  display: grid;
  gap: 0.75rem;
}

.broken {
  border-color: var(--accent);
}

.broken p {
  margin: 0;
}

label,
legend {
  font-size: 0.875rem;
  font-weight: 550;
  color: var(--ink-soft);
}

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.field {
  width: 100%;
  border: 1px solid var(--hairline);
  border-radius: 0.75rem;
  background: var(--canvas);
  color: var(--ink);
  padding: 0.625rem 0.875rem;
  font: inherit;
  resize: vertical;
}

.field::placeholder {
  color: var(--ink-faint);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip {
  position: relative;
  font-weight: 500;
}

.chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.chip span {
  display: inline-block;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 0.375rem 0.875rem;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.chip input:checked + span {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--canvas);
}

.chip input:focus-visible + span {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  justify-content: space-between;
}

.compose .row {
  justify-content: flex-start;
}

.control {
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  padding: 0.5rem 1.125rem;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 550;
  text-decoration: none;
  transition: scale 0.2s var(--ease-spring), background-color 0.2s, color 0.2s;
  user-select: none;
}

.control:not(:disabled) {
  cursor: pointer;
}

.control:active:not(:disabled) {
  scale: 0.97;
}

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

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

progress {
  width: 100%;
  height: 0.375rem;
  appearance: none;
  border: 0;
  border-radius: 999px;
  background: var(--surface);
  overflow: hidden;
}

progress::-webkit-progress-bar {
  background: var(--surface);
}

progress::-webkit-progress-value {
  background: var(--accent);
  border-radius: 999px;
  transition: width 0.2s;
}

progress::-moz-progress-bar {
  background: var(--accent);
}

audio {
  width: 100%;
}

.muted {
  color: var(--ink-faint);
  font-size: 0.875rem;
}

footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.5rem;
}