/* =============================================================
   DESIGN LAB — owner token picker
   Collapsed: compact dock above the footer skyline.
   Expanded: final-feeling panel with Light / Dark / Type.
   ============================================================= */

.design-lab-root,
.design-lab-root.design-lab {
  position: fixed;
  z-index: 400;
  right: max(76px, calc(env(safe-area-inset-right) + 68px));
  bottom: max(16px, env(safe-area-inset-bottom));
  width: auto;
  pointer-events: none;
}

.design-lab {
  pointer-events: auto;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-end;
  width: auto;
  font-family: var(--body);
  color: var(--ink);
}

.design-lab.is-open {
  width: min(420px, calc(100vw - 96px));
}

.design-lab-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 16px 0 12px;
  border: 1px solid color-mix(in srgb, var(--ink) 22%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  color: var(--ink);
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow:
    0 10px 28px color-mix(in srgb, var(--ink) 12%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 35%, transparent);
  -webkit-backdrop-filter: blur(16px) saturate(1.15);
  backdrop-filter: blur(16px) saturate(1.15);
}

.design-lab-toggle-mark {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background:
    conic-gradient(from 210deg, var(--accent), var(--accent-2, var(--accent)), var(--ink), var(--accent));
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--paper) 70%, transparent);
}

.design-lab.is-open .design-lab-toggle {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
}

.design-lab-panel {
  margin-top: 0;
  margin-bottom: 10px;
  padding: 18px 16px 16px;
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  border-radius: 22px;
  background:
    linear-gradient(165deg, color-mix(in srgb, #fff 10%, transparent), transparent 40%),
    color-mix(in srgb, var(--paper) 94%, transparent);
  box-shadow:
    0 24px 60px color-mix(in srgb, var(--ink) 18%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 40%, transparent);
  -webkit-backdrop-filter: blur(22px) saturate(1.2);
  backdrop-filter: blur(22px) saturate(1.2);
  max-height: min(78vh, 720px);
  overflow: auto;
}

html[data-skin="nocturne"] .design-lab-panel,
html[data-skin="nocturne"] .design-lab-toggle {
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  color: var(--ink);
}

.design-lab-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.design-lab-kicker {
  margin: 0 0 4px;
  color: var(--muted);
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 0.54rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.design-lab-head h2 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.35rem;
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.design-lab-head p:last-child {
  margin: 8px 0 0;
  max-width: 28ch;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.4;
}

.design-lab-reset {
  flex: none;
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.design-lab-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 14px;
  padding: 4px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ink) 6%, transparent);
}

.design-lab-tab {
  min-height: 36px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

.design-lab-tab[aria-selected="true"] {
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--ink) 10%, transparent);
}

html[data-skin="nocturne"] .design-lab-tab[aria-selected="true"] {
  background: color-mix(in srgb, var(--ink) 10%, transparent);
}

.design-lab-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.design-lab-group {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  color: var(--ink);
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.design-lab-type-grid {
  display: grid;
  gap: 12px;
}

.design-lab-type-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.design-lab-field {
  display: grid;
  gap: 6px;
  min-width: 0;
  padding: 10px;
  border: 1px solid color-mix(in srgb, var(--ink) 10%, transparent);
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface) 70%, transparent);
}

.design-lab-field > span {
  color: var(--muted);
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.design-lab-field input[type="color"] {
  width: 100%;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
}

.design-lab-range-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
}
.design-lab-field input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
}
.design-lab-range-row code {
  min-width: 3.6em;
  text-align: right;
}

.design-lab-field code {
  color: var(--ink);
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 0.68rem;
  letter-spacing: 0.02em;
}

.design-lab-field--select select {
  width: 100%;
  min-height: 40px;
  padding: 0 10px;
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  border-radius: 10px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 0.92rem;
}

.design-lab-apply-theme {
  width: 100%;
  min-height: 44px;
  margin-top: 12px;
  border: 0;
  border-radius: 999px;
  background: var(--action);
  color: var(--action-ink);
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
}

@media (max-width: 720px) {
  .design-lab-root {
    right: 12px;
    left: 12px;
    bottom: max(68px, calc(env(safe-area-inset-bottom) + 60px));
  }
  .design-lab,
  .design-lab.is-open {
    width: 100%;
    align-items: stretch;
  }
  .design-lab-panel {
    max-height: min(68vh, 560px);
    border-radius: 18px;
  }
  .design-lab-grid { grid-template-columns: 1fr 1fr; }
  .design-lab-tabs { grid-template-columns: repeat(2, 1fr); border-radius: 16px; }
}

/* Secondary accent hooks used lightly site-wide when lab sets --accent-2 */
.ribbon-group span::after,
.ribbon-group .ribbon-item::after {
  background: var(--accent-2, var(--accent));
}
a:hover { text-decoration-color: var(--accent-2, var(--accent)); }

/* =============================================================
   MOBILE OPTIMIZATION PASS
   ============================================================= */

@media (max-width: 860px) {
  :root {
    --gutter: 18px;
    --header: 64px;
    --section-space: clamp(52px, 12vw, 72px);
  }

  .site-header .header-inner {
    min-height: 56px;
  }

  .hero {
    padding-bottom: clamp(28px, 6vw, 40px);
  }

  .hero-intro {
    white-space: normal;
    max-width: 36ch;
    margin-inline: auto;
    text-align: center;
    letter-spacing: 0.08em;
    font-size: clamp(0.7rem, 2.8vw, 0.78rem);
    line-height: 1.45;
  }

  .ribbon-stack {
    margin-top: clamp(28px, 7vw, 48px);
  }

  .ribbon-logo {
    height: 22px;
    max-width: 108px;
  }

  .ribbon--clients .ribbon-group .ribbon-item {
    min-height: 48px;
    padding-block: 12px;
  }

  /* Compare / difference layouts live in compare-taste.css */

  #compare .compare-head h2,
  #compare .compare-head--proof h2,
  #packs .packs-head h2 {
    max-width: 14ch;
    font-size: clamp(2rem, 9vw, 2.7rem);
  }

  #packs .pack-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* Pack compare strip + single active panel live in mobile-layout.css */

  .pack {
    padding: 20px 18px;
  }

  .pack-controls {
    gap: 14px;
  }

  .pack-slider input[type="range"] {
    height: 44px;
  }

  .pack .button,
  .pack a.button {
    min-height: 48px;
    width: 100%;
    justify-content: center;
  }

  #packs .catalogue-program {
    gap: 18px;
    padding-block: 22px;
  }

  #packs .catalogue-program h3 {
    font-size: clamp(1.55rem, 7vw, 2.1rem);
  }

  #process .pipeline-intro {
    max-width: none;
  }

  .process-flow {
    grid-template-columns: 1fr;
    gap: 0;
  }

  /* Process timeline layout lives in mobile-layout.css */

  .studio-panel-container {
    max-width: calc(100% - 20px);
  }

  .studio-panel-frame {
    padding: 16px 14px;
    border-radius: 18px;
  }

  .studio-panel-proof .client-review blockquote {
    font-size: clamp(1.15rem, 5.5vw, 1.45rem);
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-block: 40px 24px;
  }

  .theme-toggle {
    right: 12px;
    bottom: auto;
    top: calc(var(--header) + 8px);
  }
}

@media (max-width: 560px) {
  .design-lab-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: clamp(2.35rem, 12vw, 3.2rem);
  }

  .pack-price {
    font-size: clamp(1.55rem, 8vw, 1.9rem);
  }

  #faq .faq-index {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  #faq .faq-index button {
    min-height: 44px;
    justify-content: flex-start;
  }
}

@media (max-width: 860px) and (pointer: coarse) {
  .site-nav a,
  .filter-button,
  .button,
  .menu-button {
    min-height: 44px;
  }
}

/* The fixed host is click-through; its controls must opt back in. */
.design-lab-toggle, .design-lab-panel { pointer-events: auto; }