:root {
  --page-bg: #f4f7fb;
  --page-surface: rgba(255, 255, 255, 0.88);
  --page-text: #0f172a;
  --page-muted: #5b6477;
  --page-line: rgba(15, 23, 42, 0.12);
  --page-primary: #2457d6;
  --page-secondary: #10b981;
  --page-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(36, 87, 214, 0.1), transparent 30%),
    radial-gradient(circle at 82% 12%, rgba(16, 185, 129, 0.08), transparent 26%),
    var(--page-bg);
  color: var(--page-text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}

a {
  color: inherit;
}

.eyebrow {
  color: var(--page-primary);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  margin: 0 0 4px;
  text-transform: uppercase;
}

.palette-header {
  align-items: center;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  padding: 12px clamp(18px, 4vw, 48px) 8px;
}

.palette-header h1 {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  line-height: 1.1;
  margin: 0 0 2px;
  max-width: 40ch;
}

.palette-header p {
  color: var(--page-muted);
  font-size: 0.85rem;
  line-height: 1.5;
  margin: 0;
  max-width: 80ch;
}

.back-button {
  align-items: center;
  background: var(--page-text);
  border: 1px solid var(--page-text);
  border-radius: 999px;
  color: #fff;
  display: inline-flex;
  font-size: 0.85rem;
  font-weight: 800;
  justify-content: center;
  padding: 8px 16px;
  text-decoration: none;
  white-space: nowrap;
  transition: opacity 0.15s ease;
}

.back-button:hover {
  opacity: 0.9;
}

.palette-workspace {
  display: grid;
  gap: 16px;
  grid-template-columns: 320px 1fr;
  min-height: calc(100vh - 78px);
  padding: 0 clamp(18px, 4vw, 48px) 16px;
}

.palette-panel,
.preview-shell {
  background: var(--page-surface);
  border: 1px solid var(--page-line);
  border-radius: 16px;
  box-shadow: var(--page-shadow);
  min-width: 0;
}

.palette-panel {
  align-self: start;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 12px;
  height: calc(100vh - 94px);
  overflow: hidden;
  padding: 14px;
  position: sticky;
  top: 10px;
}

.panel-heading {
  display: grid;
  gap: 6px;
}

.panel-heading p {
  color: var(--page-muted);
  font-size: 0.8rem;
  line-height: 1.4;
  margin: 0;
}

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

.panel-title-row h2 {
  margin: 0;
  font-size: 1.25rem;
}

/* Showcase toggle container and buttons */
.showcase-toggle-container {
  display: inline-flex;
  background: rgba(15, 23, 42, 0.05);
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 99px;
  padding: 2px;
  gap: 1px;
}

.toggle-btn {
  background: transparent;
  border: none;
  border-radius: 99px;
  color: var(--page-muted);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 10px;
  transition: all 0.15s ease;
}

.toggle-btn:hover {
  color: var(--page-text);
}

.toggle-btn.active {
  background: #ffffff;
  color: var(--page-text);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.06);
}

.palette-list {
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr;
  min-height: 0;
  overflow-y: auto;
  padding-right: 4px;
}

/* Custom compact scrollbar styling */
.palette-list::-webkit-scrollbar {
  width: 4px;
}
.palette-list::-webkit-scrollbar-track {
  background: transparent;
}
.palette-list::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.12);
  border-radius: 99px;
}

.palette-choice {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(244, 247, 251, 0.9));
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 12px;
  color: var(--page-text);
  cursor: pointer;
  display: grid;
  gap: 6px;
  padding: 10px 12px;
  text-align: left;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.palette-choice:hover {
  border-color: rgba(36, 87, 214, 0.28);
  box-shadow: 0 8px 24px rgba(36, 87, 214, 0.08);
  transform: translateY(-1px);
}

.palette-choice.active {
  border-color: var(--page-primary);
  box-shadow: inset 0 0 0 1px rgba(36, 87, 214, 0.15), 0 10px 24px rgba(36, 87, 214, 0.08);
}

.palette-choice strong {
  font-size: 0.88rem;
}

.palette-choice span {
  color: var(--page-muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.swatches {
  display: flex;
  gap: 6px;
}

.swatches i {
  border-radius: 999px;
  display: block;
  height: 10px;
  width: 10px;
}

.preview-shell {
  overflow: hidden;
  padding: 10px;
}

.portfolio-preview {
  --preview-bg: #f7f9fc;
  --preview-text: #111827;
  --preview-muted: #5f6f87;
  --preview-surface: #ffffff;
  --preview-line: rgba(17, 24, 39, 0.12);
  --preview-primary: #2457d6;
  --preview-secondary: #13a47f;
  background:
    radial-gradient(circle at 20% 0%, color-mix(in srgb, var(--preview-primary) 18%, transparent), transparent 26%),
    radial-gradient(circle at 78% 12%, color-mix(in srgb, var(--preview-secondary) 18%, transparent), transparent 24%),
    var(--preview-bg);
  border: 1px solid var(--preview-line);
  border-radius: 12px;
  color: var(--preview-text);
  min-height: 100%;
  overflow: hidden;
}

.preview-nav {
  align-items: center;
  border-bottom: 1px solid var(--preview-line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px clamp(12px, 2vw, 24px);
}

.preview-nav strong {
  font-size: 0.9rem;
}

.preview-nav div {
  color: var(--preview-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.78rem;
  font-weight: 800;
}

.preview-hero {
  align-items: center;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1.4fr) minmax(180px, 0.6fr);
  padding: clamp(16px, 3vw, 40px) clamp(12px, 3vw, 30px);
}

.preview-kicker,
.preview-card span,
.hero-card span,
.preview-band span {
  color: var(--preview-primary);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  margin: 0 0 4px;
  text-transform: uppercase;
}

.preview-hero h2 {
  font-size: clamp(1.4rem, 3.2vw, 3.6rem);
  line-height: 1.05;
  margin: 0;
  max-width: 16ch;
}

.preview-hero p,
.preview-card p,
.preview-band strong {
  color: var(--preview-muted);
  line-height: 1.6;
}

.preview-hero p {
  font-size: 0.9rem;
  max-width: 68ch;
  margin: 10px 0 0 0;
}

.preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.primary-pill,
.secondary-pill {
  border-radius: 999px;
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 8px 12px;
}

.primary-pill {
  background: var(--preview-primary);
  color: #fff;
}

.secondary-pill {
  border: 1px solid var(--preview-line);
  color: var(--preview-text);
}

.hero-card,
.preview-card,
.preview-section,
.preview-band {
  background: color-mix(in srgb, var(--preview-surface) 88%, transparent);
  border: 1px solid var(--preview-line);
  border-radius: 12px;
}

.hero-card {
  box-shadow: 0 14px 34px color-mix(in srgb, var(--preview-primary) 10%, transparent);
  padding: 14px;
}

.hero-card strong {
  display: block;
  font-size: 0.95rem;
  line-height: 1.3;
}

.preview-band {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 clamp(12px, 3vw, 30px) 12px;
  padding: 14px;
}

.preview-band strong {
  display: block;
  font-size: 0.95rem;
  line-height: 1.3;
}

.preview-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 0 clamp(12px, 3vw, 30px) 12px;
}

.preview-card {
  padding: 12px;
}

.preview-card h3 {
  font-size: 0.95rem;
  line-height: 1.3;
  margin-bottom: 4px;
}

.preview-card p {
  font-size: 0.8rem;
  margin: 0;
}

.preview-section {
  margin: 0 clamp(12px, 3vw, 30px) 12px;
  padding: 14px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip-row span {
  background: color-mix(in srgb, var(--preview-secondary) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--preview-secondary) 36%, transparent);
  border-radius: 999px;
  color: var(--preview-text);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 5px 8px;
}

@media (max-width: 1180px) {
  .palette-workspace {
    grid-template-columns: 1fr;
  }

  .palette-panel {
    max-height: none;
    height: auto;
    position: static;
  }

  .palette-list {
    max-height: 380px;
  }

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

  .preview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .palette-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .palette-header h1 {
    font-size: 1.25rem;
  }

  .palette-list,
  .preview-nav,
  .preview-grid,
  .preview-band {
    grid-template-columns: 1fr;
  }

  .preview-nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
}