:root {
  --moss: #2a4327;
  --moss-dark: #20331d;
  --moss-light: #b4c682;
  --moss-bright: #d5e3a3;
  --rock: #96988e;
  --rock-dark: #2b2e2a;
  --rock-light: #c3c4b8;
  --rock-bright: #f2f0e8;
  --ember: #82451f;
  --ember-dark: #5a3018;
  --ember-deep: #4a2816;
  --ember-light: #d88e4b;
  --ember-bright: #f2b66e;
  --bg: var(--rock-dark);
  --panel: color-mix(in srgb, var(--rock-light) 88%, transparent);
  --control: var(--rock-light);
  --text: var(--rock-dark);
  --muted: var(--moss);
  --line: var(--rock-dark);
  --link: var(--moss);
  --button: var(--ember);
  --button-link: var(--ember-dark);
  --button-hover: var(--ember-deep);
  --button-text: var(--rock-bright);
  --focus: var(--moss-dark);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --panel: color-mix(in srgb, var(--rock-dark) 88%, transparent);
    --control: var(--rock-dark);
    --text: var(--rock-light);
    --muted: var(--moss-light);
    --line: var(--rock);
    --link: var(--moss-light);
    --button: var(--ember-light);
    --button-link: var(--ember-light);
    --button-hover: var(--ember-bright);
    --button-text: var(--rock-dark);
    --focus: var(--moss-light);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg) url("assets/deadvox-backdrop.jpg") center / cover fixed no-repeat;
  color: var(--text);
  font:
    16px / 1.55 system-ui,
    sans-serif;
}

main {
  max-width: 820px;
  margin: 0 auto;
  padding: 40px 16px;
}

.brand {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.site-logo {
  display: block;
  width: min(100%, 680px);
  height: auto;
}

h1 {
  color: var(--link);
  font-size: 30px;
  margin: 0 0 4px;
}

h2 {
  color: var(--link);
  font-size: 19px;
  margin: 0 0 4px;
}

h3 {
  color: var(--link);
  font-size: 14px;
  margin: 18px 0 8px;
}

p {
  margin: 0 0 12px;
}

.muted {
  color: var(--muted);
}

footer {
  color: var(--rock-bright);
}

a {
  color: var(--link);
}

footer a {
  color: var(--moss-bright);
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 16px;
}

.card-heading {
  margin-bottom: 16px;
}

.card-heading p {
  color: var(--muted);
  margin: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

legend {
  font-weight: 650;
  margin-bottom: 10px;
}

label {
  display: grid;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
}

.form-grid > label {
  align-self: start;
}

label.check {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
}

input,
select,
button {
  font: inherit;
  margin: 0;
}

input:not([type="checkbox"]):not([type="radio"]),
select {
  width: 100%;
  min-width: 0;
  min-height: 42px;
  padding: 8px 10px;
  color: var(--text);
  background: var(--control);
  border: 1px solid var(--line);
  border-radius: 6px;
}

input[type="checkbox"],
input[type="radio"] {
  width: 18px;
  height: 18px;
  min-height: 18px;
  margin: 0;
  accent-color: var(--button);
  flex: 0 0 auto;
}

button {
  min-height: 42px;
  padding: 8px 14px;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
}

button:hover {
  border-color: var(--link);
}

button.primary:hover {
  border-color: var(--button-text);
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

footer a:focus-visible {
  outline-color: var(--moss-bright);
}

button.primary {
  color: var(--button-text);
  background: var(--button);
  border-color: var(--button);
  font-weight: 700;
}

.choice-row,
.action-row,
.url-row,
.presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.choice-row {
  margin: 8px 0 14px;
}

.choice-row label {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.action-row {
  margin-top: 16px;
}

.url-label {
  display: block;
  margin: 16px 0 5px;
  font-size: 13px;
  font-weight: 650;
}

.url-row input {
  flex: 1 1 280px;
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 13px;
}

.status {
  min-height: 1.5em;
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.presets {
  margin-top: 12px;
}

.presets button {
  min-height: 36px;
  padding: 5px 10px;
  font-size: 13px;
}

.section-divider {
  margin: 18px 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

[hidden] {
  display: none;
}

footer {
  margin-top: 28px;
  font-size: 13px;
}

@media (max-width: 560px) {
  main {
    padding: 24px 12px;
  }

  .brand {
    margin-bottom: 16px;
  }

  .card {
    padding: 16px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .url-row {
    align-items: stretch;
  }

  .url-row input {
    flex-basis: 100%;
  }
}