:root {
  --ink: #161b14;
  --line: #d9cfab;
  --muted: #72654c;
  --panel: rgba(255, 250, 229, 0.92);
  --gold: #c99338;
  --leaf: #526f4f;
  --rust: #a7552d;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  color: var(--ink);
  background:
    radial-gradient(circle at 14% 10%, rgba(239, 199, 91, 0.45), transparent 24rem),
    radial-gradient(circle at 90% 8%, rgba(81, 110, 82, 0.35), transparent 22rem),
    linear-gradient(135deg, #ede1b9 0%, #b9ac73 44%, #60785d 100%);
  font-family: Dotum, "돋움", "Malgun Gothic", sans-serif;
}

button,
a {
  font: inherit;
}

button {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff8df;
  color: var(--ink);
  cursor: pointer;
}

button:hover,
a:hover {
  transform: translateY(-1px);
}

.skin-lab-shell {
  display: grid;
  grid-template-columns: minmax(300px, 420px) minmax(360px, 1fr);
  gap: 18px;
  width: min(1240px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0;
}

.lab-hero,
.stage-panel,
.editor-card {
  border: 1px solid rgba(48, 45, 30, 0.18);
  border-radius: 24px;
  background: var(--panel);
  box-shadow: 0 24px 80px rgba(35, 39, 25, 0.22);
  backdrop-filter: blur(10px);
}

.lab-hero {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 24px;
}

.lab-hero h1,
.lab-hero p,
.panel-head h2,
.panel-head p {
  margin: 0;
}

.lab-hero h1 {
  font-size: clamp(34px, 5vw, 64px);
  line-height: 0.95;
  letter-spacing: 0;
}

.lab-hero > p:not(.eyebrow) {
  color: #50472f;
  font-size: 16px;
  line-height: 1.6;
}

.eyebrow,
.panel-head p {
  color: var(--rust);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lab-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.lab-actions a,
.primary {
  border: 0;
  border-radius: 999px;
  background: #2f3f2e;
  color: #fff5d4;
  font-weight: 800;
  text-decoration: none;
}

.lab-actions a {
  padding: 10px 13px;
}

.stage-panel {
  display: grid;
  gap: 12px;
  grid-column: 2;
  padding: 16px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.panel-head h2 {
  font-size: 22px;
}

#skinStatus {
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(82, 111, 79, 0.15);
  color: #2f3f2e;
  font-size: 12px;
  font-weight: 800;
}

#skinStage {
  width: 100%;
  height: min(52vh, 430px);
  min-height: 320px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #edf0d5;
}

.editor-card {
  grid-row: 1 / span 2;
  padding: 16px;
}

.skin-preset,
.skin-swatch,
.skin-brush-sizes button,
.skin-editor-actions button,
.skin-edit-tools button {
  cursor: pointer;
}

.skin-preset.active,
.skin-brush-sizes button.active,
.skin-edit-tools button.active,
.skin-swatch.active {
  border-color: #2f3f2e;
  background: #ecddb0;
  color: #161b14;
}

.skin-editor-actions {
  flex-wrap: wrap;
}

.skin-custom-panel {
  display: grid;
  gap: 10px;
  padding: 10px;
  border: 1px solid rgba(48, 45, 30, 0.14);
  border-radius: 12px;
  background: rgba(255, 248, 223, 0.72);
}

.primary {
  padding-inline: 16px;
}

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

  .stage-panel,
  .editor-card {
    grid-column: auto;
    grid-row: auto;
  }
}