:root {
  --void: #050403;
  --black: #0b0907;
  --stone: #17120d;
  --panel: #21180f;
  --panel-soft: #2b2116;
  --gold: #d6a84a;
  --old-gold: #9d742c;
  --ash: #d8c69b;
  --muted: #9f8c62;
  --ember: #b74a1f;
  --border: #5b421f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(183, 74, 31, 0.22), transparent 34%),
    radial-gradient(circle at 80% 10%, rgba(214, 168, 74, 0.16), transparent 30%),
    linear-gradient(180deg, #120d08 0%, var(--void) 58%, #020201 100%);
  color: var(--ash);
  font-family: Georgia, "Times New Roman", serif;
  min-height: 100vh;
}

.page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 50px;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(33, 24, 15, 0.96), rgba(8, 6, 4, 0.96));
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 0 36px rgba(0, 0, 0, 0.55);
}

.eyebrow {
  color: var(--old-gold);
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 13px;
  margin: 0 0 8px;
}

h1, h2, p {
  margin-top: 0;
}

h1 {
  font-size: clamp(34px, 5vw, 64px);
  line-height: 0.95;
  margin-bottom: 10px;
  color: #f1d88f;
  text-shadow: 0 0 18px rgba(214, 168, 74, 0.22);
}

.subtitle {
  max-width: 720px;
  color: var(--muted);
  margin-bottom: 0;
  font-size: 17px;
}

.sigil {
  width: 92px;
  height: 92px;
  display: grid;
  place-items: center;
  border: 1px solid var(--old-gold);
  color: var(--gold);
  font-size: 62px;
  background: #090604;
  box-shadow: inset 0 0 22px rgba(214, 168, 74, 0.12);
}

.controls {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  background: rgba(18, 13, 8, 0.9);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: end;
}

label {
  display: block;
  color: #e8c878;
  font-weight: bold;
  margin-bottom: 8px;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--gold);
}

.hint {
  color: var(--muted);
  font-size: 14px;
  margin-top: 6px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

button {
  border: 1px solid var(--old-gold);
  background: #8a601c;
  color: #fff3c7;
  padding: 10px 13px;
  border-radius: 5px;
  cursor: pointer;
  font-weight: 700;
  font-family: Arial, sans-serif;
}

button:hover {
  background: #a97924;
}

button.dark {
  background: #1a130c;
  color: var(--ash);
}

.converter {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr 46px 1fr;
  gap: 12px;
  align-items: stretch;
}

.panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(14, 10, 6, 0.94);
  overflow: hidden;
}

.panel-head {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.panel-head h2 {
  margin: 0;
  color: #f1d88f;
}

.panel-head span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  margin-top: 3px;
}

textarea {
  width: 100%;
  min-height: 390px;
  resize: vertical;
  border: 0;
  outline: 0;
  padding: 16px;
  background:
    linear-gradient(rgba(255,255,255,0.015), rgba(255,255,255,0.015)),
    #100b07;
  color: #f2dfaa;
  font-size: 20px;
  line-height: 1.45;
  font-family: Georgia, "Times New Roman", serif;
}

textarea::placeholder {
  color: #766544;
}

.middle-mark {
  display: grid;
  place-items: center;
  color: var(--gold);
  font-size: 28px;
}

.alphabet-section,
.lore-box {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(18, 13, 8, 0.9);
  padding: 18px;
}

.section-title {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: end;
  margin-bottom: 14px;
}

.section-title h2,
.lore-box h2 {
  color: #f1d88f;
  margin-bottom: 4px;
}

.section-title p,
.lore-box p {
  color: var(--muted);
  margin-bottom: 0;
}

.alphabet-grid {
  display: grid;
  grid-template-columns: repeat(13, 1fr);
  gap: 8px;
}

.letter-card {
  border: 1px solid #4b371d;
  background: #120d08;
  min-height: 74px;
  display: grid;
  place-items: center;
  padding: 8px;
}

.letter-card .normal {
  color: var(--muted);
  font-size: 13px;
}

.letter-card .rune {
  color: #f3d889;
  font-size: 24px;
}

@media (max-width: 900px) {
  .controls {
    grid-template-columns: 1fr;
  }

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

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

  .middle-mark {
    transform: rotate(90deg);
    min-height: 36px;
  }

  .alphabet-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .sigil {
    display: none;
  }
}