:root {
  --editor-panel: rgba(20, 18, 31, 0.88);
  --editor-line: rgba(156, 128, 255, 0.22);
  --editor-gold: #f7cc78;
  --editor-text: #f0ebff;
  --editor-muted: #c2b8d8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--editor-text);
  font-family: "Inter", sans-serif;
}

button,
textarea {
  font: inherit;
}

.editor-shell {
  width: min(1500px, calc(100vw - 22px));
  margin: 0 auto;
  padding: 28px 12px 42px;
}

.editor-header {
  display: grid;
  gap: 12px;
  margin-bottom: 16px;
}

.back-link,
.eyebrow {
  font: 800 0.78rem/1 "Fira Code", monospace;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.editor-header h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.lead {
  max-width: 850px;
  margin: 0;
  color: var(--editor-muted);
  line-height: 1.55;
}

.editor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 14px;
  align-items: start;
}

.canvas-panel,
.panel {
  border: 1px solid var(--editor-line);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(35, 28, 55, 0.9), rgba(14, 14, 24, 0.92));
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.3);
}

.canvas-panel {
  overflow: hidden;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
  border-bottom: 1px solid rgba(156, 128, 255, 0.16);
  background: rgba(6, 7, 13, 0.44);
}

.tool-button {
  border: 1px solid rgba(247, 204, 120, 0.26);
  border-radius: 999px;
  padding: 9px 12px;
  color: var(--editor-text);
  background: rgba(11, 10, 18, 0.78);
  font-weight: 800;
  cursor: pointer;
}

.tool-button:hover,
.tool-button:focus-visible,
.tool-button.is-active {
  border-color: var(--editor-gold);
  outline: none;
  box-shadow: 0 0 0 2px rgba(247, 204, 120, 0.12);
}

#hubCanvas {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  max-height: calc(100vh - 250px);
  min-height: 520px;
  background: #080911;
  cursor: crosshair;
}

.status-line {
  margin: 0;
  padding: 10px 12px;
  color: var(--editor-muted);
  border-top: 1px solid rgba(156, 128, 255, 0.16);
  font: 700 0.82rem/1.35 "Fira Code", monospace;
}

.side-panel {
  display: grid;
  gap: 12px;
}

.panel {
  padding: 14px;
}

.panel h2 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.panel ul {
  margin: 0;
  padding-left: 18px;
  color: var(--editor-muted);
  line-height: 1.45;
}

#selectedText {
  min-height: 42px;
  margin: 0;
  color: var(--editor-muted);
  line-height: 1.45;
}

#exportText {
  width: 100%;
  min-height: 310px;
  resize: vertical;
  border: 1px solid rgba(156, 128, 255, 0.22);
  border-radius: 10px;
  padding: 10px;
  color: var(--editor-text);
  background: rgba(5, 6, 12, 0.78);
  font: 700 0.76rem/1.35 "Fira Code", monospace;
}

#exportText:focus {
  border-color: var(--editor-gold);
  outline: none;
}

.import-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

@media (max-width: 1000px) {
  .editor-layout {
    grid-template-columns: 1fr;
  }

  #hubCanvas {
    min-height: 420px;
  }
}