/**
 * Studio view modes — adaptive shells (not one-size-fits-all)
 * web · document · slide — each mode owns canvas, chrome, grid, and preview frame.
 */

/* —— Mode tokens —— */

body.studio--web {
  --studio-canvas: var(--gtcx-canvas, #faf6f0);
  --studio-chrome-bg: var(--gtcx-canvas, #faf6f0);
  --studio-chrome-band: rgba(26, 21, 18, 0.04);
  --studio-chrome-ink: var(--gtcx-ink, #1a1512);
  --studio-chrome-muted: var(--gtcx-ink-muted, #5c534a);
  --studio-preview-bg: #e6dfd4;
  --studio-frame-radius: 12px;
  --studio-frame-border: 1px solid rgba(26, 21, 18, 0.1);
  --studio-frame-shadow: 0 10px 40px rgba(26, 21, 18, 0.08);
  --studio-assets-col: minmax(220px, 18%);
  --studio-rail-col: minmax(248px, 21%);
  --studio-accent: var(--gtcx-verification, #0b7b6e);
  --studio-font-display: "IBM Plex Sans Variable", "IBM Plex Sans", system-ui, sans-serif;
  --studio-font-mono: "IBM Plex Mono", monospace;
}

body.studio--document {
  --studio-canvas: #f3ebe0;
  --studio-chrome-bg: var(--gtcx-section-alt, #ede4d6);
  --studio-chrome-band: rgba(26, 21, 18, 0.06);
  --studio-chrome-ink: var(--gtcx-ink, #1a1512);
  --studio-chrome-muted: var(--gtcx-ink-muted, #5c534a);
  --studio-preview-bg: #ddd2c4;
  --studio-frame-radius: 2px;
  --studio-frame-border: 1px solid var(--gtcx-hairline, #d9cfc2);
  --studio-frame-shadow: 0 12px 48px rgba(26, 21, 18, 0.14);
  --studio-assets-col: minmax(196px, 15%);
  --studio-rail-col: minmax(288px, 24%);
  --studio-accent: var(--gtcx-gold, #c9a227);
  --studio-font-display: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --studio-font-mono: "IBM Plex Mono", monospace;
}

body.studio--slide {
  --studio-canvas: #0a0908;
  --studio-chrome-bg: #12100e;
  --studio-chrome-band: rgba(245, 239, 230, 0.05);
  --studio-chrome-ink: #f5efe6;
  --studio-chrome-muted: rgba(245, 239, 230, 0.55);
  --studio-preview-bg: #000;
  --studio-frame-radius: 0;
  --studio-frame-border: 0;
  --studio-frame-shadow: 0 24px 80px rgba(0, 0, 0, 0.72);
  --studio-assets-col: minmax(148px, 11%);
  --studio-rail-col: minmax(196px, 14%);
  --studio-accent: var(--gtcx-verification, #0b7b6e);
  --studio-font-display: "IBM Plex Sans Variable", "IBM Plex Sans", system-ui, sans-serif;
  --studio-font-mono: "IBM Plex Mono", monospace;
}

/* —— Body + canvas —— */

body.studio--web,
body.studio--document,
body.studio--slide {
  background: var(--studio-canvas);
  color: var(--studio-chrome-ink);
}

body.studio--web .studio-chrome,
body.studio--document .studio-chrome,
body.studio--slide .studio-chrome {
  background: var(--studio-chrome-bg);
  border-bottom-color: var(--studio-chrome-band);
}

body.studio--web .studio-chrome__viewport,
body.studio--document .studio-chrome__viewport,
body.studio--slide .studio-chrome__viewport {
  background: var(--studio-chrome-bg);
  border-top-color: var(--studio-chrome-band);
}

body.studio--slide .studio-chrome__mode,
body.studio--slide .studio-chrome__current,
body.studio--slide .studio-chrome__live {
  color: var(--studio-chrome-ink);
}

body.studio--slide .studio-chrome__mode {
  border-left-color: rgba(245, 239, 230, 0.14);
  color: rgba(245, 239, 230, 0.45);
}

body.studio--slide .studio-chrome__path,
body.studio--slide .studio-chrome__route,
body.studio--slide .studio-chrome__file,
body.studio--slide .studio-chrome__breadcrumb {
  color: var(--studio-chrome-muted);
}

body.studio--slide .studio-chrome__live {
  border-bottom-color: rgba(245, 239, 230, 0.28);
}

body.studio--slide .studio-chrome__live:hover {
  border-bottom-color: #f5efe6;
}

/* —— Split grid per mode —— */

body.studio--web .studio-split {
  --studio-assets-col: minmax(220px, 18%);
  --studio-rail-col: minmax(248px, 21%);
}

body.studio--document .studio-split {
  --studio-assets-col: minmax(196px, 15%);
  --studio-rail-col: minmax(288px, 24%);
}

body.studio--slide .studio-split {
  --studio-assets-col: minmax(148px, 11%);
  --studio-rail-col: minmax(196px, 14%);
}

body.studio--document .studio-assets,
body.studio--document .studio-rail {
  background: rgba(255, 252, 247, 0.55);
  border-color: var(--gtcx-hairline, #d9cfc2);
}

body.studio--slide .studio-assets,
body.studio--slide .studio-rail {
  background: #161412;
  border-color: rgba(245, 239, 230, 0.08);
  color: #f5efe6;
}

body.studio--slide .studio-rail__label,
body.studio--slide .studio-rail__meta,
body.studio--slide .studio-rail__link,
body.studio--slide .studio-rail__intro {
  color: rgba(245, 239, 230, 0.82);
}

body.studio--slide .studio-rail__link-num {
  color: rgba(245, 239, 230, 0.38);
}

body.studio--slide .studio-rail__link.is-active,
body.studio--slide .studio-rail__link.is-current {
  background: rgba(11, 123, 110, 0.22);
  border-color: rgba(11, 123, 110, 0.55);
  box-shadow: 0 0 0 1px rgba(11, 123, 110, 0.35);
  color: #f5efe6;
}

body.studio--document .studio-rail__label {
  font-family: var(--studio-font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

body.studio--document .studio-rail__link.is-active,
body.studio--document .studio-rail__link.is-current {
  background: rgba(201, 162, 39, 0.14);
  border-color: rgba(201, 162, 39, 0.45);
  box-shadow: 0 0 0 1px rgba(201, 162, 39, 0.2);
}

/* —— Preview surface —— */

body.studio--web .studio-preview {
  background: var(--studio-preview-bg);
  padding: 14px 16px;
}

body.studio--slide .studio-preview,
body.studio--document .studio-preview {
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 0;
  background: var(--studio-preview-bg);
}

body.studio--slide .studio-preview__viewport,
body.studio--document .studio-preview__viewport {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 0;
}

body.studio--slide .studio-preview__viewport[data-breakpoint="desktop"] .studio-preview__frame-wrap,
body.studio--document .studio-preview__viewport[data-breakpoint="desktop"] .studio-preview__frame-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-width: none;
  border-radius: 0;
  border: 0;
  box-shadow: none;
}

body.studio--slide .studio-preview__frame-scaler,
body.studio--document .studio-preview__frame-scaler {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  overflow: hidden;
  padding: 20px;
  background: var(--studio-preview-bg);
}

body.studio--slide .studio-preview__frame-scaler {
  padding: 28px 40px 36px;
  background:
    radial-gradient(ellipse 80% 60% at 50% 45%, rgba(255, 255, 255, 0.04), transparent 70%),
    #000;
}

body.studio--document .studio-preview__frame-scaler {
  padding: 24px 32px;
  background:
    linear-gradient(180deg, rgba(255, 252, 247, 0.35) 0%, transparent 28%),
    var(--studio-preview-bg);
}

body.studio--slide .studio-preview__frame-host,
body.studio--document .studio-preview__frame-host {
  position: relative;
  flex: none;
  overflow: hidden;
  background: #fff;
  border-radius: var(--studio-frame-radius);
  border: var(--studio-frame-border);
  box-shadow: var(--studio-frame-shadow);
}

body.studio--slide .studio-preview__frame,
body.studio--document .studio-preview__frame {
  position: absolute;
  top: 0;
  left: 0;
  width: var(--deck-preview-w, 1920px);
  height: var(--deck-preview-h, 1080px);
  border: 0;
  background: #fff;
  transform-origin: top left;
}

body.studio--web .studio-preview__frame-wrap {
  border-radius: var(--studio-frame-radius);
  box-shadow: var(--studio-frame-shadow);
}

body.studio--web .studio-preview__frame {
  width: 100%;
  height: 100%;
  min-height: 480px;
  border: 0;
  background: #fff;
}

/* —— Preview bars (mode-specific) —— */

.studio-preview__bar--document,
.studio-preview__bar--slide {
  display: none;
}

body.studio--web .studio-preview__bar--web {
  display: flex;
}

body.studio--document .studio-preview__bar--document {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--gtcx-canvas, #faf6f0);
  border-bottom: 1px solid var(--gtcx-hairline, #d9cfc2);
  font-family: var(--studio-font-display);
}

body.studio--document .studio-preview__doc-icon {
  width: 18px;
  height: 22px;
  border: 1.5px solid var(--gtcx-hairline, #d9cfc2);
  border-radius: 2px;
  position: relative;
  flex-shrink: 0;
  background: #fff;
}

body.studio--document .studio-preview__doc-icon::before {
  content: "";
  position: absolute;
  top: 4px;
  left: 3px;
  right: 3px;
  height: 1.5px;
  background: var(--gtcx-hairline, #d9cfc2);
  box-shadow: 0 4px 0 var(--gtcx-hairline, #d9cfc2), 0 8px 0 var(--gtcx-hairline, #d9cfc2);
}

body.studio--document .studio-preview__doc-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--studio-chrome-ink);
}

body.studio--document .studio-preview__doc-meta {
  margin-left: auto;
  font-family: var(--studio-font-mono);
  font-size: 10px;
  color: var(--studio-chrome-muted);
}

body.studio--slide .studio-preview__bar--slide {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  background: linear-gradient(180deg, #1a1816 0%, #12100e 100%);
  border-bottom: 1px solid rgba(245, 239, 230, 0.08);
  color: #f5efe6;
  font-family: var(--studio-font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

body.studio--slide .studio-preview__stage-label {
  color: var(--studio-accent);
  font-weight: 600;
}

body.studio--slide .studio-preview__stage-ratio {
  margin-left: auto;
  color: rgba(245, 239, 230, 0.42);
}

body.studio--web .studio-preview__bar--document,
body.studio--web .studio-preview__bar--slide,
body.studio--document .studio-preview__bar--web,
body.studio--document .studio-preview__bar--slide,
body.studio--slide .studio-preview__bar--web,
body.studio--slide .studio-preview__bar--document {
  display: none !important;
}

/* —— Viewport controls —— */

body.studio--slide .studio-chrome__viewport .studio-breakpoints,
body.studio--slide .studio-chrome__viewport .studio-view-controls--document {
  display: none;
}

body.studio--document .studio-chrome__viewport .studio-breakpoints,
body.studio--document .studio-chrome__viewport .studio-view-badge--slide {
  display: none;
}

body.studio--web .studio-chrome__viewport .studio-view-controls--document,
body.studio--web .studio-chrome__viewport .studio-view-badge--slide,
body.studio--web .studio-chrome__slide-nav,
body.studio--web .studio-chrome__icon-btn[data-slide-prev],
body.studio--web .studio-chrome__icon-btn[data-slide-next] {
  display: none;
}

body.studio--web .studio-view-badge--web,
body.studio--document .studio-view-badge--document,
body.studio--slide .studio-view-badge--slide {
  display: inline-flex;
}

body.studio--document .studio-view-controls--document {
  display: inline-flex;
}

.studio-view-badge {
  display: none;
  align-items: center;
  gap: 6px;
  font-family: var(--studio-font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0 10px;
  border-radius: 4px;
  height: 28px;
}

body.studio--web .studio-view-badge {
  color: var(--studio-accent);
  border: 1px solid rgba(11, 123, 110, 0.28);
  background: rgba(11, 123, 110, 0.08);
}

body.studio--document .studio-view-badge {
  color: #7a5e12;
  border: 1px solid rgba(201, 162, 39, 0.35);
  background: rgba(201, 162, 39, 0.12);
}

body.studio--slide .studio-view-badge {
  color: #f5efe6;
  border: 1px solid rgba(245, 239, 230, 0.16);
  background: rgba(245, 239, 230, 0.06);
}

.studio-view-controls--document {
  display: none;
  align-items: center;
  gap: 4px;
  margin-right: 8px;
}

.studio-view-btn {
  border: 1px solid var(--gtcx-hairline, #d9cfc2);
  background: rgba(255, 252, 247, 0.8);
  color: var(--studio-chrome-muted);
  font-family: "DM Sans", Inter, system-ui, sans-serif;
  font-size: 11px;
  font-weight: 500;
  padding: 5px 11px;
  border-radius: 4px;
  cursor: pointer;
}

.studio-view-btn.is-active {
  background: var(--studio-chrome-ink);
  color: var(--gtcx-canvas, #faf6f0);
  border-color: var(--studio-chrome-ink);
}

.studio-view-meta {
  font-family: var(--studio-font-mono);
  font-size: 10px;
  color: var(--studio-chrome-muted);
  margin-left: 6px;
  white-space: nowrap;
}

/* —— Slide / document nav chrome —— */

body.studio--slide .studio-chrome__slide-nav,
body.studio--document .studio-chrome__slide-nav {
  font-family: var(--studio-font-mono);
  font-size: 11px;
  margin: 0 8px;
  white-space: nowrap;
}

body.studio--document .studio-chrome__slide-nav {
  color: var(--studio-chrome-muted);
}

body.studio--slide .studio-chrome__slide-nav {
  color: rgba(245, 239, 230, 0.72);
}

body.studio--slide .studio-chrome__icon-btn,
body.studio--document .studio-chrome__icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 28px;
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 0;
}

body.studio--document .studio-chrome__icon-btn {
  background: rgba(255, 252, 247, 0.7);
  color: var(--studio-chrome-muted);
  border: 1px solid var(--gtcx-hairline, #d9cfc2);
}

body.studio--document .studio-chrome__icon-btn:hover {
  background: #fff;
  color: var(--studio-chrome-ink);
}

body.studio--slide .studio-chrome__icon-btn {
  background: rgba(245, 239, 230, 0.08);
  color: rgba(245, 239, 230, 0.72);
  border: 1px solid rgba(245, 239, 230, 0.12);
}

body.studio--slide .studio-chrome__icon-btn:hover {
  background: rgba(245, 239, 230, 0.14);
  color: #f5efe6;
}

/* —— Baseline + rail —— */

body.studio--slide .studio-assets__scroll .studio-panel__preview {
  padding: 6px;
  border-radius: 4px;
  background: #0a0908;
}

body.studio--document .studio-assets__scroll .studio-panel__preview {
  padding: 10px;
  border-radius: 2px;
  background: #fff;
  border: 1px solid var(--gtcx-hairline, #d9cfc2);
}

body.studio--slide .studio-assets__scroll [data-baseline-img],
body.studio--document .studio-assets__scroll [data-baseline-img] {
  width: 100%;
  height: auto;
  display: block;
}

body.studio--slide .studio-assets__scroll [data-baseline-img] {
  border-radius: 2px;
}

body.studio--document .studio-assets__scroll [data-baseline-img] {
  border-radius: 1px;
}

body.studio--slide .deck-slide-list .count--review,
body.studio--document .deck-slide-list .count--review {
  color: #2dd4bf;
}

body.studio--document .deck-slide-list .count--review {
  color: #0b7b6e;
}

body.studio--slide .deck-slide-list .count,
body.studio--document .deck-slide-list .count {
  margin-left: 6px;
  font-size: 10px;
  font-family: var(--studio-font-mono);
}

/* Web: emphasize section rail + device breakpoints */
body.studio--web .studio-breakpoints {
  background: rgba(11, 123, 110, 0.08);
}

body.studio--web .studio-breakpoint.is-active {
  background: #fff;
  color: var(--studio-accent);
  box-shadow: 0 1px 4px rgba(11, 123, 110, 0.12);
}

body.studio--web .studio-nav__link.is-active {
  border-bottom-color: var(--studio-accent);
  color: var(--studio-chrome-ink);
}

/* Legacy alias */
body.studio--deck {
  /* treat as slide */
}

body.studio--deck .studio-preview {
  background: #000;
}