:root {
  color-scheme: dark;
  --bg: #05070a;
  --panel: rgba(12, 17, 24, 0.82);
  --panel-solid: #0c1118;
  --line: rgba(169, 217, 255, 0.24);
  --line-strong: rgba(169, 217, 255, 0.54);
  --text: #eef6ff;
  --muted: #8da2b7;
  --accent: #57d8ff;
  --accent-2: #b7ff7a;
  --warn: #ffd166;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 10%, rgba(87, 216, 255, 0.08), transparent 30rem),
    linear-gradient(180deg, #05070a 0%, #080b10 48%, #05070a 100%);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

.shell {
  width: min(1440px, 100%);
  margin: 0 auto;
}

.hero {
  min-height: 92vh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 0;
  border-bottom: 1px solid rgba(169, 217, 255, 0.16);
}

.scene-wrap {
  position: relative;
  min-height: 720px;
  overflow: hidden;
}

#mint-scene {
  width: 100%;
  height: 100%;
  display: block;
}

.hud {
  position: absolute;
  left: 24px;
  bottom: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, auto));
  gap: 12px;
  pointer-events: none;
}

.hud > div,
.control-panel,
.explain > div,
.log-section {
  border: 1px solid rgba(169, 217, 255, 0.16);
  background: var(--panel);
  backdrop-filter: blur(18px);
}

.hud > div {
  padding: 12px 14px;
}

.label,
.eyebrow {
  display: block;
  color: var(--muted);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hud strong {
  display: block;
  margin-top: 4px;
  font-size: 1rem;
}

.control-panel {
  min-height: 720px;
  padding: 32px 28px;
  border-width: 0 0 0 1px;
}

.control-panel h1 {
  margin: 8px 0 14px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.control-panel p {
  margin: 0;
  color: #b5c6d8;
  line-height: 1.55;
}

.controls {
  display: grid;
  gap: 18px;
  margin-top: 34px;
}

.controls label {
  display: grid;
  gap: 8px;
  color: #dbeeff;
  font-size: 0.9rem;
}

select,
input {
  width: 100%;
  min-height: 42px;
  color: var(--text);
  background: #080d13;
  border: 1px solid rgba(169, 217, 255, 0.28);
  border-radius: 6px;
  padding: 0 10px;
}

input[type="range"] {
  padding: 0;
  accent-color: var(--accent);
}

.explain {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 22px;
}

.explain > div,
.log-section {
  border-radius: 8px;
  padding: 22px;
}

h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.explain p {
  margin: 0;
  color: #b5c6d8;
  line-height: 1.6;
}

.log-section {
  margin: 0 22px 28px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 18px;
}

.section-heading h2 {
  margin: 4px 0 0;
  font-size: 1.3rem;
}

button {
  min-height: 40px;
  border: 1px solid rgba(169, 217, 255, 0.28);
  background: #0a1119;
  color: var(--text);
  border-radius: 6px;
  padding: 0 14px;
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid rgba(169, 217, 255, 0.12);
  text-align: left;
}

th {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

td {
  color: #d7e7f6;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 0 9px;
  background: rgba(87, 216, 255, 0.12);
  border: 1px solid rgba(87, 216, 255, 0.28);
  color: #dff8ff;
}

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

  .scene-wrap,
  .control-panel {
    min-height: 560px;
  }

  .control-panel {
    border-width: 1px 0 0;
  }

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

@media (max-width: 640px) {
  .hud {
    grid-template-columns: 1fr;
    right: 16px;
    left: 16px;
    bottom: 16px;
  }

  .control-panel {
    padding: 24px 18px;
  }

  .explain,
  .log-section {
    margin-left: 12px;
    margin-right: 12px;
  }
}