/* Random Animal Generator — styles
   One primary (teal) + one accent (amber). Errors use red, so result vs error
   never share a hue. Light by default, dark follows the system. */

:root {
  --bg: #f7f8f7;
  --surface: #ffffff;
  --ink: #12211d;
  --ink-soft: #4a5a55;
  --ink-mute: #6d7a76;
  --line: #dfe4e2;
  --line-soft: #ecefed;
  --primary: #0e7c66;
  --primary-ink: #ffffff;
  --primary-soft: #e7f3ef;
  --accent: #b45309;
  --danger: #b91c1c;
  --focus: #0e7c66;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(18, 33, 29, .05), 0 8px 24px -12px rgba(18, 33, 29, .18);
  --fast: 160ms cubic-bezier(.2, .7, .3, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101614;
    --surface: #171f1c;
    --ink: #eef3f1;
    --ink-soft: #b8c4c0;
    --ink-mute: #8b9a95;
    --line: #26302c;
    --line-soft: #1e2724;
    --primary: #4ec7ab;
    --primary-ink: #06231c;
    --primary-soft: #16302a;
    --accent: #f0b46a;
    --danger: #f08b8b;
    --focus: #4ec7ab;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 10px 30px -14px rgba(0, 0, 0, .7);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 16.5px/1.66 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  font-variant-numeric: tabular-nums;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 18px 56px;
}

h1 {
  margin: 0 0 6px;
  font-size: clamp(27px, 7.2vw, 44px);
  line-height: 1.08;
  letter-spacing: -.022em;
  font-weight: 640;
  text-wrap: balance;
}

h2 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: -.012em;
  font-weight: 620;
}

.lede {
  margin: 0 0 20px;
  color: var(--ink-soft);
  font-size: 16.5px;
  max-width: 46ch;
  text-wrap: pretty;
}

.lede strong { color: var(--ink); font-weight: 620; }

.muted, .hint { color: var(--ink-mute); }

/* ---------- tool ---------- */

.tool {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.controls {
  display: grid;
  grid-template-columns: 1.15fr .8fr 1.1fr 1.15fr;
  gap: 14px;
  align-items: start;
}

.field { display: flex; flex-direction: column; gap: 7px; min-width: 0; }

label, .labelish {
  font-size: 13px;
  font-weight: 560;
  letter-spacing: .01em;
  color: var(--ink-soft);
}

.labelish { visibility: hidden; }

input[type="number"], select, textarea {
  width: 100%;
  font: inherit;
  font-size: 16px;                 /* 16px keeps mobile Safari from zooming */
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 11px 12px;
  min-height: 46px;
  transition: border-color var(--fast), box-shadow var(--fast);
}

textarea { resize: vertical; line-height: 1.55; }

input[type="number"]:focus-visible,
select:focus-visible,
textarea:focus-visible,
.btn:focus-visible,
.switch input:focus-visible + .switch__track {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-color: var(--primary);
}

.hint { margin: 0; font-size: 12.5px; line-height: 1.45; }

.hint--err { color: var(--danger); min-height: 1.2em; font-weight: 560; }

/* switch */

.switch { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; min-height: 46px; }

.switch input {
  position: absolute; opacity: 0; width: 1px; height: 1px;
}

.switch__track {
  flex: none;
  width: 46px; height: 27px;
  border-radius: 999px;
  background: var(--line);
  border: 1px solid var(--line);
  position: relative;
  transition: background var(--fast), border-color var(--fast);
}

.switch__track::after {
  content: "";
  position: absolute; top: 2px; left: 2px;
  width: 21px; height: 21px;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 1px 2px rgba(0, 0, 0, .28);
  transition: transform var(--fast);
}

.switch input:checked + .switch__track { background: var(--primary); border-color: var(--primary); }
.switch input:checked + .switch__track::after { transform: translateX(19px); }

.switch__text { font-size: 14.5px; font-weight: 540; color: var(--ink); }

/* buttons */

.btn {
  font: inherit;
  font-size: 15.5px;
  font-weight: 600;
  border-radius: 11px;
  border: 1px solid transparent;
  padding: 0 16px;
  min-height: 46px;
  cursor: pointer;
  transition: transform var(--fast), background var(--fast), border-color var(--fast),
              color var(--fast), opacity var(--fast);
}

.btn--primary { background: var(--primary); color: var(--primary-ink); width: 100%; }
.btn--primary:hover { filter: brightness(1.07); }
.btn--primary:active { transform: translateY(1px); }

.btn--ghost {
  background: transparent;
  color: var(--ink-soft);
  border-color: var(--line);
  min-height: 40px;
  font-size: 14px;
  padding: 0 12px;
}
.btn--ghost:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.btn--ghost:disabled { opacity: .45; cursor: not-allowed; }
.btn--done { color: var(--primary); border-color: var(--primary); background: var(--primary-soft); }

/* pool size readout — the one detail meant to be remembered */
.hint--chip {
  display: inline-flex; align-items: center;
  align-self: flex-start;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12.5px;
  font-weight: 560;
}

/* custom list */

.custom {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  display: flex; flex-direction: column; gap: 7px;
}

.custom[hidden] { display: none; }

/* result */

.result { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line-soft); }

.result__head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 12px;
}

.result__head h2 { margin: 0; font-size: 17px; }

.out { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }

.out li {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 10px 12px;
  background: var(--primary-soft);
  border-radius: 11px;
  overflow-wrap: anywhere;
  animation: pop 200ms cubic-bezier(.2, .7, .3, 1) both;
}

.out .n {
  flex: none; min-width: 1.7em;
  font-size: 13px; font-weight: 620; color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.out .body { min-width: 0; display: flex; flex-direction: column; gap: 3px; }

.out .line { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }

.out .name { font-weight: 580; letter-spacing: -.005em; }

.out .sci { color: var(--ink-mute); font-size: 13.5px; font-style: italic; }

.out .meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }

.out .tag {
  font-size: 11.5px; font-weight: 560; color: var(--ink-soft);
  background: var(--surface);
  border-radius: 999px;
  padding: 1px 8px;
}

.out .more { font-size: 12.5px; font-weight: 560; color: var(--primary); text-decoration: none; }
.out .more:hover { text-decoration: underline; }

@keyframes pop {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: none; }
}

.empty { margin: 2px 0 0; color: var(--ink-mute); font-size: 15px; }

/* ---------- prose ---------- */

.prose { margin-top: 40px; }
.prose h2 { margin-top: 32px; }
.prose p, .prose li { color: var(--ink-soft); }
.prose strong { color: var(--ink); font-weight: 620; }

.steps { margin: 0; padding-left: 1.25em; }
.steps li { margin-bottom: 6px; }

.prose ul { margin: 0; padding-left: 1.25em; }
.prose li { margin-bottom: 6px; }

code {
  font: 500 13.5px/1.4 ui-monospace, SFMono-Regular, Menu, Consolas, monospace;
  background: var(--line-soft);
  border-radius: 5px;
  padding: 1px 5px;
}

.quality {
  border-left: 3px solid var(--accent);
  padding: 2px 0 2px 12px;
  color: var(--ink-soft);
}

.faq { margin: 0; }
.faq dt { font-weight: 600; color: var(--ink); margin-top: 16px; }
.faq dd { margin: 4px 0 0; color: var(--ink-soft); }

.foot {
  margin-top: 44px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--ink-mute);
  font-size: 13px;
}

/* ---------- responsive ---------- */

@media (max-width: 700px) {
  .controls { grid-template-columns: 1fr 1fr; }
  .field--action, .field:first-child { grid-column: 1 / -1; }
  .labelish { display: none; }
  .btn--ghost { min-height: 44px; padding: 0 14px; }
}

@media (max-width: 420px) {
  .controls { grid-template-columns: 1fr; }
  .wrap { padding: 20px 14px 44px; }
  .tool { padding: 14px; }
  h1 { margin-bottom: 4px; }
  .lede { margin-bottom: 16px; }
  .prose { margin-top: 32px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

@media print {
  body { background: #fff; }
  .controls, .custom, #copy, .prose, .lede { display: none !important; }
  .tool, .out li { box-shadow: none; border: 0; background: #fff; }
}