:root {
  --bg: #f2ecdf;
  --panel: rgba(255, 251, 245, 0.8);
  --ink: #1d1c1a;
  --muted: #5a564f;
  --accent: #d85c3d;
  --accent-soft: #f3a26e;
  --card: #0d7b73;
  --nail: #0f4c81;
  --line: rgba(29, 28, 26, 0.1);
  --shadow: 0 24px 60px rgba(66, 44, 20, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(216, 92, 61, 0.22), transparent 28%),
    radial-gradient(circle at bottom right, rgba(13, 123, 115, 0.18), transparent 25%),
    linear-gradient(180deg, #f6f1e7 0%, var(--bg) 100%);
  color: var(--ink);
  font-family: "Space Grotesk", sans-serif;
}

button,
input,
select {
  font: inherit;
}

.shell {
  width: min(1280px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.hero {
  padding: 20px 6px 28px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  color: var(--accent);
}

h1,
h2 {
  margin: 0;
  line-height: 0.95;
  font-family: "Instrument Serif", serif;
  font-weight: 400;
}

h1 {
  max-width: 900px;
  font-size: clamp(3.2rem, 7vw, 6.4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.lede {
  max-width: 720px;
  margin: 18px 0 0;
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--muted);
}

.panel {
  background: var(--panel);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.controls {
  padding: 22px;
  display: grid;
  gap: 16px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.control-group {
  display: grid;
  gap: 8px;
}

.control-group label,
.result-label {
  font-size: 0.86rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.control-group input,
.control-group select,
button {
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  min-height: 48px;
  padding: 12px 14px;
}

.instructions {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(216, 92, 61, 0.08);
  color: var(--ink);
  line-height: 1.5;
}

.status-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.status-pill {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(13, 123, 115, 0.08);
  border: 1px solid rgba(13, 123, 115, 0.14);
  font-size: 0.9rem;
  color: var(--ink);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

button {
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease;
}

button:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.95);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(320px, 0.8fr);
  gap: 22px;
  margin-top: 22px;
}

.canvas-panel {
  padding: 18px;
}

.canvas-wrap {
  overflow: auto;
  border-radius: 22px;
  background:
    linear-gradient(45deg, rgba(29, 28, 26, 0.04) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(29, 28, 26, 0.04) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(29, 28, 26, 0.04) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(29, 28, 26, 0.04) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 22px;
  background: #fbf8f3;
}

.results {
  padding: 24px;
  display: grid;
  align-content: start;
  gap: 18px;
}

.result-block {
  padding: 16px 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.56);
}

.result-block strong {
  display: block;
  margin-top: 6px;
  font-size: 1.8rem;
  line-height: 1.15;
}

.result-block p {
  margin: 10px 0 0;
  line-height: 1.6;
  color: var(--muted);
}

.legend {
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 8px;
  border-radius: 999px;
}

.swatch.card {
  background: var(--card);
}

.swatch.nail {
  background: var(--nail);
}

.swatch.note {
  background: var(--accent);
}

@media (max-width: 980px) {
  .workspace {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .shell {
    width: min(100vw - 20px, 1280px);
    padding-top: 20px;
  }

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

  h1 {
    font-size: clamp(2.6rem, 12vw, 4.2rem);
  }
}