:root {
  --dusk-950: #10111e;
  --dusk-900: #161728;
  --dusk-850: #1b1c31;
  --dusk-800: #212339;
  --dusk-700: #2c2f4b;
  --line: #383b5b;
  --line-soft: #2a2c46;
  --vellum: #efe6d2;
  --vellum-dim: #b8b2a3;
  --vellum-faint: #8a8576;
  --lamp: #f3c06b;
  --lamp-deep: #d9963a;
  --lamp-ink: #2a1d08;
  --moss: #9cc28a;
  --ember: #e8805f;
  --radius-s: 6px;
  --radius-m: 10px;
  --radius-l: 16px;
  --serif: 'Alegreya', Georgia, 'Times New Roman', serif;
  --sans: 'Alegreya Sans', 'Segoe UI', system-ui, sans-serif;
  --shadow: 0 18px 50px rgba(5, 6, 14, 0.55);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--dusk-900);
  color: var(--vellum);
  font: 400 16px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, canvas, svg { display: block; max-width: 100%; }
a { color: var(--lamp); text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--lamp); outline-offset: 2px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 40px; padding: 0 16px; border-radius: var(--radius-m);
  border: 1px solid var(--line); background: var(--dusk-800); color: var(--vellum);
  font-weight: 500; letter-spacing: 0.01em; cursor: pointer; text-decoration: none;
  transition: background-color 140ms ease, border-color 140ms ease, transform 80ms ease;
}
.btn:hover { background: var(--dusk-700); border-color: #4a4e74; }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; }
.btn-lamp { background: var(--lamp); border-color: var(--lamp); color: var(--lamp-ink); font-weight: 700; }
.btn-lamp:hover { background: #f7cd85; border-color: #f7cd85; }
.btn-ghost { background: transparent; border-color: transparent; }
.btn-ghost:hover { background: var(--dusk-800); border-color: var(--line-soft); }
.btn-icon { width: 40px; padding: 0; }

.seg { display: flex; flex-wrap: wrap; gap: 4px; padding: 3px; border-radius: var(--radius-m); background: var(--dusk-950); border: 1px solid var(--line-soft); }
.seg button {
  flex: 1 1 auto; min-height: 32px; padding: 0 10px; border: 0; border-radius: 7px;
  background: transparent; color: var(--vellum-dim); cursor: pointer; font-weight: 500; font-size: 14px;
}
.seg button:hover { color: var(--vellum); }
.seg button[aria-pressed='true'] { background: var(--dusk-700); color: var(--vellum); box-shadow: inset 0 0 0 1px #4a4e74; }

.chip-row { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  min-height: 30px; padding: 0 11px; border-radius: 999px; border: 1px solid var(--line);
  background: transparent; color: var(--vellum-dim); cursor: pointer; font-size: 14px;
}
.chip[aria-pressed='true'] { border-color: var(--lamp-deep); color: var(--lamp); background: rgba(243, 192, 107, 0.08); }

.switch { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; }
.switch input { appearance: none; width: 36px; height: 20px; border-radius: 999px; background: var(--dusk-950); border: 1px solid var(--line); position: relative; cursor: pointer; margin: 0; }
.switch input::after { content: ''; position: absolute; top: 2px; left: 2px; width: 14px; height: 14px; border-radius: 50%; background: var(--vellum-faint); transition: transform 160ms ease, background-color 160ms ease; }
.switch input:checked { background: rgba(243, 192, 107, 0.18); border-color: var(--lamp-deep); }
.switch input:checked::after { transform: translateX(16px); background: var(--lamp); }

input[type='range'] { width: 100%; accent-color: var(--lamp); }
.field {
  width: 100%; padding: 10px 12px; border-radius: var(--radius-m); border: 1px solid var(--line);
  background: var(--dusk-950); color: var(--vellum); resize: none;
}
.field::placeholder { color: var(--vellum-faint); }
.field:focus { border-color: var(--lamp-deep); outline: none; box-shadow: 0 0 0 3px rgba(243, 192, 107, 0.15); }

.lock { display: inline-block; font-size: 11px; font-weight: 700; padding: 1px 6px; border-radius: 999px; background: rgba(243, 192, 107, 0.14); color: var(--lamp); letter-spacing: 0.02em; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0ms !important; animation-duration: 0ms !important; }
}