/* Structure Explorer — 37degrees brand-aligned styles
 * Wraps Mol* in a compact, embeddable card. Scoped under .sx-root so it
 * won't bleed into host pages.
 */

.sx-root {
  --sx-navy-900: #082540;
  --sx-navy-950: #04141f;
  --sx-navy-700: #133b56;
  --sx-navy-400: #5d83a1;
  --sx-text: #dde4ed;
  --sx-text-muted: #8ba5bd;
  --sx-pink-400: #ff7bac;
  --sx-pink-600: #ec1f6a;
  --sx-radius: 14px;
  --sx-radius-sm: 10px;
  --sx-radius-chip: 999px;
  --sx-font: "Nunito Sans Variable", "Nunito Sans", system-ui, -apple-system,
             BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  font-family: var(--sx-font);
  color: var(--sx-text);
  background: radial-gradient(70% 55% at 12% 8%, rgba(255,123,172,0.13) 0%, rgba(255,123,172,0) 60%), radial-gradient(60% 55% at 88% 95%, rgba(52,211,153,0.08) 0%, rgba(52,211,153,0) 65%), linear-gradient(180deg, var(--sx-navy-900) 0%, var(--sx-navy-950) 100%);
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 10px 40px rgba(4, 20, 31, 0.35);
  box-sizing: border-box;
  max-width: 100%;
}

.sx-root *,
.sx-root *::before,
.sx-root *::after {
  box-sizing: border-box;
}

/* ---- Light theme override ------------------------------------------- */
.sx-root.sx-theme-light {
  --sx-text: #082540;
  --sx-text-muted: #5d83a1;
  background: radial-gradient(70% 55% at 12% 8%, rgba(255,123,172,0.07) 0%, rgba(255,123,172,0) 60%), radial-gradient(60% 55% at 88% 95%, rgba(52,211,153,0.045) 0%, rgba(52,211,153,0) 65%), linear-gradient(180deg, #ffffff 0%, #f1f4f8 100%);
  border-color: #dde4ed;
  box-shadow: 0 6px 24px rgba(8, 37, 64, 0.08);
}

.sx-root.sx-theme-light .sx-input {
  background: #ffffff;
  border-color: #dde4ed;
  color: var(--sx-text);
}

.sx-root.sx-theme-light .sx-chip {
  background: #f1f4f8;
  border-color: #dde4ed;
  color: var(--sx-text);
}

.sx-root.sx-theme-light .sx-chip:hover {
  background: #fff1f6;
  border-color: var(--sx-pink-400);
  color: var(--sx-pink-600);
}

.sx-root.sx-theme-light .sx-viewer {
  background: #f7f9fc;
  border-color: #dde4ed;
}

/* ---- Header --------------------------------------------------------- */
.sx-header {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sx-eyebrow {
  font-size: 11px;
  letter-spacing: 3px;
  font-weight: 800;
  color: var(--sx-pink-400);
}

.sx-title {
  font-size: 22px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--sx-text);
}

.sx-subtitle {
  font-size: 14px;
  color: var(--sx-text-muted);
  line-height: 1.45;
}

/* ---- Input row ------------------------------------------------------ */
.sx-input-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sx-label {
  font-size: 11px;
  letter-spacing: 2px;
  font-weight: 800;
  color: var(--sx-text-muted);
  text-transform: uppercase;
}

.sx-input-wrap {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.sx-input {
  flex: 1;
  min-width: 0;
  font-family: inherit;
  font-size: 15px;
  font-weight: 500;
  color: var(--sx-text);
  background: rgba(8, 37, 64, 0.6);
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius-sm);
  padding: 10px 14px;
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.sx-input::placeholder {
  color: var(--sx-text-muted);
  opacity: 0.7;
}

.sx-input:focus {
  border-color: var(--sx-pink-400);
  box-shadow: 0 0 0 3px rgba(255, 123, 172, 0.18);
}

.sx-load {
  font-family: inherit;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.3px;
  color: #ffffff;
  background: var(--sx-pink-400);
  border: 1px solid var(--sx-pink-400);
  border-radius: var(--sx-radius-sm);
  padding: 0 18px;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
  white-space: nowrap;
}

.sx-load:hover:not(:disabled) {
  background: var(--sx-pink-600);
  border-color: var(--sx-pink-600);
}

.sx-load:active:not(:disabled) {
  transform: translateY(1px);
}

.sx-load:disabled {
  opacity: 0.55;
  cursor: progress;
}

/* ---- Example chips -------------------------------------------------- */
.sx-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.sx-chips-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--sx-text-muted);
  text-transform: uppercase;
  margin-right: 2px;
}

.sx-chip {
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  color: var(--sx-text);
  background: rgba(141, 165, 189, 0.10);
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius-chip);
  padding: 6px 14px;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
}

.sx-chip:hover {
  background: rgba(255, 123, 172, 0.12);
  border-color: var(--sx-pink-400);
  color: var(--sx-pink-400);
}

/* ---- Status messages ------------------------------------------------ */
.sx-status {
  min-height: 20px;
  font-size: 13px;
  line-height: 1.4;
  padding: 0;
}

.sx-status:empty {
  display: none;
}

.sx-status-loading {
  color: var(--sx-text-muted);
  padding: 10px 14px;
  background: rgba(141, 165, 189, 0.08);
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius-sm);
}

.sx-status-ok {
  color: var(--sx-text-muted);
  padding: 10px 14px;
  background: rgba(52, 211, 153, 0.10);
  border: 1px solid rgba(52, 211, 153, 0.35);
  border-radius: var(--sx-radius-sm);
  display: block;
  white-space: normal;
  overflow-wrap: break-word;
  word-wrap: break-word;
  min-height: auto;
  height: auto;
  box-sizing: border-box;
}

.sx-status-error {
  color: #ffffff;
  padding: 10px 14px;
  background: rgba(236, 31, 106, 0.18);
  border: 1px solid var(--sx-pink-600);
  border-radius: var(--sx-radius-sm);
}

/* ---- Viewer container ---------------------------------------------- */
.sx-viewer {
  position: relative;
  width: 100%;
  min-height: 500px;
  height: 60vh;
  max-height: 720px;
  background: var(--sx-navy-950);
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius-sm);
  overflow: hidden;
}

/* Mol* injects its own canvas + UI into this element. */
.sx-viewer .msp-plugin {
  border-radius: var(--sx-radius-sm);
}

/* ---- Footer --------------------------------------------------------- */
.sx-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--sx-text-muted);
}

.sx-footer a {
  color: var(--sx-text);
  text-decoration: none;
  font-weight: 700;
  border-bottom: 1px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}

.sx-footer a:hover {
  color: var(--sx-pink-400);
  border-bottom-color: var(--sx-pink-400);
}

.sx-footer-sep {
  opacity: 0.5;
}

/* ---- Fatal-load fallback ------------------------------------------- */
.sx-fatal {
  font-family: var(--sx-font, system-ui, sans-serif);
  padding: 16px;
  border-radius: 10px;
  background: rgba(236, 31, 106, 0.12);
  border: 1px solid #ec1f6a;
  color: #ffffff;
}

/* ---- Responsive ---------------------------------------------------- */
@media (max-width: 560px) {
  .sx-root {
    padding: 18px;
    gap: 14px;
  }

  .sx-input-wrap {
    flex-direction: column;
  }

  .sx-load {
    padding: 12px 18px;
  }

  .sx-viewer {
    min-height: 420px;
    height: 70vh;
  }

  .sx-title {
    font-size: 19px;
  }
}

/* SEO backlink: brand attribution to 37degrees */
.sx-footer-brand { color: #ff7bac !important; font-weight: 700; }
.sx-footer-brand:hover { color: #ec1f6a !important; text-decoration: underline; }

/* ---------- viewer action buttons (Reset / Screenshot) ----------- */
.sx-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 8px;
}
.sx-action-btn {
  font-family: inherit;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 6px 12px;
  color: var(--sx-pink, #ff7bac);
  background: rgba(255, 123, 172, 0.08);
  border: 1px solid rgba(255, 123, 172, 0.32);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease;
}
.sx-action-btn:hover {
  background: rgba(255, 123, 172, 0.16);
  border-color: rgba(255, 123, 172, 0.55);
}

/* Fullscreen — give the viewer canvas room when expanded */
.sx-viewer:fullscreen,
.sx-viewer:-webkit-full-screen {
  background: var(--sx-bg, #082540);
  width: 100vw;
  height: 100vh;
}

/* ---------- view-options panel (collapsible) ---------------------- */
.sx-options {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius-sm);
  background: rgba(141, 165, 189, 0.05);
  /* No overflow:hidden — the panel auto-sizes to content, and clipping
     was hiding the measurement menu buttons when the rail height was
     close to its content height. */
}

.sx-root.sx-theme-light .sx-options {
  background: #f7f9fc;
  border-color: #dde4ed;
}

.sx-options-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  font-family: inherit;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--sx-text);
  background: transparent;
  border: 0;
  padding: 10px 14px;
  cursor: pointer;
  text-align: left;
  transition: background 120ms ease, color 120ms ease;
}

.sx-options-toggle:hover {
  background: rgba(255, 123, 172, 0.08);
  color: var(--sx-pink-400);
}

.sx-options-caret {
  display: inline-block;
  font-size: 11px;
  transition: transform 120ms ease;
  width: 12px;
}

.sx-options-toggle.sx-open .sx-options-caret {
  transform: rotate(90deg);
}

.sx-options-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 12px 14px 14px;
  border-top: 1px solid var(--sx-navy-700);
}

.sx-root.sx-theme-light .sx-options-body {
  border-top-color: #dde4ed;
}

.sx-options-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.sx-options-right {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-left: auto;
}

.sx-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 160px;
  flex: 1 1 160px;
}

.sx-field-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--sx-text-muted);
}

.sx-field-hint {
  font-size: 11px;
  color: var(--sx-text-muted);
  opacity: 0.8;
}

.sx-select {
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--sx-text);
  background: rgba(8, 37, 64, 0.6);
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius-sm);
  padding: 7px 10px;
  outline: none;
  transition: border-color 120ms ease, box-shadow 120ms ease;
  cursor: pointer;
}

.sx-select:focus {
  border-color: var(--sx-pink-400);
  box-shadow: 0 0 0 3px rgba(255, 123, 172, 0.18);
}

.sx-root.sx-theme-light .sx-select {
  background: #ffffff;
  border-color: #dde4ed;
}

.sx-checks {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.sx-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--sx-text);
  cursor: pointer;
  user-select: none;
}

.sx-toggle-input {
  appearance: none;
  -webkit-appearance: none;
  display: inline-block;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin: 0;
  border: 1.5px solid var(--sx-navy-400);
  border-radius: 4px;
  background: #ffffff;
  cursor: pointer;
  position: relative;
  transition: background 120ms ease, border-color 120ms ease;
  vertical-align: middle;
}

.sx-root.sx-theme-light .sx-toggle-input {
  background: #ffffff;
  border-color: #b6c4d3;
}

.sx-toggle-input:checked,
.sx-root.sx-theme-light .sx-toggle-input:checked,
.sx-root.sx-is-expanded .sx-toggle-input:checked {
  background: var(--sx-pink-400);
  border-color: var(--sx-pink-400);
}

.sx-toggle-input:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 2px;
  width: 5px;
  height: 9px;
  border: solid #ffffff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.sx-toggle-input:focus-visible {
  outline: 2px solid var(--sx-pink-400);
  outline-offset: 2px;
}

@media (max-width: 560px) {
  .sx-options-row {
    flex-direction: column;
    align-items: stretch;
  }
  .sx-options-right {
    margin-left: 0;
    justify-content: flex-start;
  }
  .sx-field {
    min-width: 0;
  }
}

/* ===================================================================
   In-page dialog overlay (replaces browser Fullscreen API)
   =================================================================== */
.sx-root.sx-is-expanded {
  position: fixed;
  inset: 0;
  z-index: 99990;
  margin: 0;
  padding: 24px;
  overflow: auto;
  background: #ffffff;
  color: #082540;
  border: 0;
  border-radius: 0;
  box-shadow: 0 30px 60px -10px rgba(0, 0, 0, 0.18);
}
/* Re-skin text + controls inside the white fullscreen panel so they stay
   readable. The non-expanded dark card is untouched. */
.sx-root.sx-is-expanded {
  --sx-text: #082540;
  --sx-text-muted: #5d83a1;
}
.sx-root.sx-is-expanded .sx-title,
.sx-root.sx-is-expanded .sx-fold-toggle,
.sx-root.sx-is-expanded .sx-options-toggle,
.sx-root.sx-is-expanded .sx-check,
.sx-root.sx-is-expanded .sx-footer {
  color: #082540;
}
.sx-root.sx-is-expanded .sx-subtitle,
.sx-root.sx-is-expanded .sx-label,
.sx-root.sx-is-expanded .sx-chips-label,
.sx-root.sx-is-expanded .sx-field-label,
.sx-root.sx-is-expanded .sx-field-hint {
  color: #5d83a1;
}
.sx-root.sx-is-expanded .sx-input,
.sx-root.sx-is-expanded .sx-select {
  background: #ffffff;
  border-color: #dde4ed;
  color: #082540;
}
.sx-root.sx-is-expanded .sx-chip {
  background: #f1f4f8;
  border-color: #dde4ed;
  color: #082540;
}
.sx-root.sx-is-expanded .sx-chip:hover {
  background: #fff1f6;
  border-color: var(--sx-pink-400);
  color: var(--sx-pink-600);
}
.sx-root.sx-is-expanded .sx-viewer {
  background: #ffffff;
  border-color: #dde4ed;
}
.sx-root.sx-is-expanded .sx-options,
.sx-root.sx-is-expanded .sx-fold {
  background: #f7f9fc;
  border-color: #dde4ed;
}
.sx-root.sx-is-expanded .sx-options-body,
.sx-root.sx-is-expanded .sx-fold-body {
  border-top-color: #dde4ed;
}
.sx-root.sx-is-expanded .sx-toggle-input {
  background: #ffffff;
  border-color: #b6c4d3;
}
.sx-root.sx-is-expanded .sx-footer a {
  color: #082540;
}
.sx-root.sx-is-expanded .sx-footer-brand {
  color: #ec1f6a !important;
}
body.sx-body-locked {
  overflow: hidden;
}

/* Floating fullscreen icon button — top-right of widget */
.sx-root { position: relative; }
.sx-expand-icon {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 50;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 123, 172, 0.10);
  color: #ec1f6a;
  border: 1px solid rgba(255, 123, 172, 0.30);
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.12s ease;
  padding: 0;
  font-family: inherit;
}
.sx-expand-icon:hover {
  background: rgba(255, 123, 172, 0.22);
  border-color: rgba(255, 123, 172, 0.55);
  transform: scale(1.05);
}
.sx-root.sx-is-expanded .sx-expand-icon {
  position: fixed;
  top: 18px;
  right: 22px;
  z-index: 99991;
  background: rgba(236, 31, 106, 0.10);
  color: #ec1f6a;
  border-color: rgba(236, 31, 106, 0.32);
}
.sx-root.sx-is-expanded .sx-expand-icon:hover {
  background: rgba(236, 31, 106, 0.18);
  border-color: rgba(236, 31, 106, 0.55);
}

/* Brand bar — navy band spanning the top-left of the fullscreen layout
   (in-grid via grid-area: brand). Hidden in embedded mode. */
.sx-brand-logo {
  display: none;
}
.sx-root.sx-is-expanded .sx-brand-logo {
  position: static;
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #ffffff;
  background: #082540;
  font-family: inherit;
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.3px;
  padding: 14px 20px;
  border-radius: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.12s ease;
}
.sx-root.sx-is-expanded .sx-brand-logo:hover {
  background: #04141f;
}
.sx-root.sx-is-expanded .sx-brand-logo svg {
  height: 28px;
  width: 28px;
  display: block;
  flex-shrink: 0;
}
.sx-brand-wordmark { display: inline-block; color: #ffffff; }
.sx-brand-sep { color: #ff7bac; margin: 0 2px; font-weight: 800; }
.sx-tool-name { color: #ff7bac; font-weight: 800; letter-spacing: 0.4px; }
@media (max-width: 720px) {
  .sx-brand-sep, .sx-tool-name { display: none; }
}

/* ===================================================================
   Foldable sections (Load + Credits). The View options panel uses its
   own .sx-options-* classes, which are styled separately above.
   =================================================================== */
.sx-fold {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius-sm);
  background: rgba(141, 165, 189, 0.05);
  overflow: hidden;
}
.sx-root.sx-theme-light .sx-fold {
  background: #f7f9fc;
  border-color: #dde4ed;
}
.sx-fold-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  font-family: inherit;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--sx-text);
  background: transparent;
  border: 0;
  padding: 10px 14px;
  cursor: pointer;
  text-align: left;
  transition: background 120ms ease, color 120ms ease;
}
.sx-fold-toggle:hover {
  background: rgba(255, 123, 172, 0.08);
  color: var(--sx-pink-400);
}
.sx-fold-toggle:hover .sx-fold-caret {
  color: var(--sx-pink-400);
}
.sx-fold-caret {
  display: inline-block;
  font-size: 11px;
  width: 12px;
  transition: transform 120ms ease, color 120ms ease;
}
.sx-fold-toggle.sx-open .sx-fold-caret {
  transform: rotate(90deg);
}
.sx-fold-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px 14px 14px;
  border-top: 1px solid var(--sx-navy-700);
}
.sx-root.sx-theme-light .sx-fold-body {
  border-top-color: #dde4ed;
}
.sx-fold-body.sx-fold-collapsed {
  display: none;
}


/* ===================================================================
   Expanded state: fit the widget to the viewport with a single scrollbar.
   - <html> + <body> both locked.
   - Root takes the full viewport, no scroll.
   - Inner shell/content area gets the single scrollbar (only if needed).
   - Inner stage/viewer no longer scrolls — use zoom/pan to navigate.
   =================================================================== */
html.sx-html-locked, body.sx-body-locked {
  overflow: hidden !important;
  height: 100vh !important;
}
.sx-root.sx-is-expanded {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 56px 28px 28px 28px;
}
.sx-root.sx-is-expanded > * {
  flex-shrink: 0;
}

.sx-root.sx-is-expanded .sx-viewer {
  flex: 1 1 auto;
  min-height: 0;
  height: auto !important;
}
.sx-root.sx-is-expanded .sx-actions,
.sx-root.sx-is-expanded .sx-options-panel {
  flex-shrink: 0;
}

/* In embedded mode, the rail is a transparent column wrapper. */
.sx-rail {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ===================================================================
   Fullscreen 2-panel grid: header / [rail | viewer] / footer
   =================================================================== */
.sx-root.sx-is-expanded {
  display: grid !important;
  grid-template-columns: 360px minmax(0, 1fr);
  grid-template-rows: auto minmax(0, 1fr) auto;
  grid-template-areas:
    "brand  canvas"
    "rail   canvas"
    "footer footer";
  gap: 0;
  padding: 0;
  height: 100vh;
}
.sx-root.sx-is-expanded > * { flex-shrink: initial; }
.sx-root.sx-is-expanded .sx-header { display: none; }
.sx-root.sx-is-expanded .sx-brand-logo { grid-area: brand; }
.sx-root.sx-is-expanded .sx-rail {
  grid-area: rail;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 18px 18px 20px;
  border-right: 1px solid #dde4ed;
  background: #f1f4f8;
  min-height: 0;
  /* Pin the rail to the grid row height so the inner flex column can
     overflow + scroll instead of stretching the grid. Without an explicit
     height the rail grows with content and the page-level scroll kicks in
     (which is hidden by body-locked, so it just becomes unscrollable). */
  height: 100%;
  max-height: 100%;
  align-content: start;
  align-items: start;
}
/* In the 360px rail, stack the PDB input + Load button vertically so the
   button text doesn't get clipped. */
.sx-root.sx-is-expanded .sx-rail .sx-input-wrap {
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
}
.sx-root.sx-is-expanded .sx-rail .sx-load {
  width: 100%;
  padding: 10px 14px;
}
/* Action row (Reset view + Screenshot) — wrap and stretch to full width. */
.sx-root.sx-is-expanded .sx-rail .sx-actions {
  flex-wrap: wrap;
  gap: 8px;
}
.sx-root.sx-is-expanded .sx-rail .sx-actions .sx-action-btn {
  flex: 1 1 calc(50% - 4px);
  min-width: 0;
}
/* Belt-and-suspenders: any direct rail child that tries to be wider than
   the cell collapses instead of pushing out a horizontal scrollbar. */
.sx-root.sx-is-expanded .sx-rail > * {
  max-width: 100%;
  min-width: 0;
}
.sx-root.sx-is-expanded .sx-viewer {
  grid-area: canvas;
  min-height: 0;
  height: auto !important;
  max-height: none;
  background: #ffffff;
  border-radius: 0;
  border: 0;
  border-left: 1px solid #dde4ed;
}
.sx-root.sx-is-expanded .sx-footer-fold {
  grid-area: footer;
  background: #082540;
  color: #ffffff;
  padding: 12px 24px;
  border: 0;
  border-radius: 0;
  justify-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
}
/* No collapse in fullscreen — the credits read like the plasmid footer:
   a flat navy bar with the attribution always visible. */
.sx-root.sx-is-expanded .sx-footer-fold .sx-fold-toggle { display: none; }
.sx-root.sx-is-expanded .sx-footer-fold .sx-fold-body {
  display: flex !important;
  padding: 0;
  border: 0;
  margin: 0;
  flex: 1;
}
.sx-root.sx-is-expanded .sx-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
  font-size: 12px;
}
.sx-root.sx-is-expanded .sx-footer,
.sx-root.sx-is-expanded .sx-footer span { color: #ffffff; }
.sx-root.sx-is-expanded .sx-footer a { color: #ff7bac; text-decoration: none; }
.sx-root.sx-is-expanded .sx-footer a:hover { color: #ffffff; text-decoration: underline; }
.sx-root.sx-is-expanded .sx-footer-brand { color: #ff7bac !important; }
.sx-root.sx-is-expanded .sx-footer-sep { color: #ff7bac; opacity: 0.6; }

/* Belt-and-suspenders: kill any Mol* viewport overlay icons that escape
   the viewportShow* flags (some Mol* builds inject a permanent right
   strip regardless of the flags). */
.sx-root .sx-viewer .msp-viewport-controls,
.sx-root .sx-viewer .msp-viewport-controls-buttons,
.sx-root .sx-viewer .msp-viewport-controls-panel,
.sx-root .sx-viewer .msp-viewport-top-left-controls {
  display: none !important;
}
/* Close icon — restyle when relocated into the rail as a full-width pill
   with explicit text label so the affordance is obvious. */
.sx-root.sx-is-expanded .sx-rail .sx-expand-icon {
  position: static;
  width: 100%;
  height: 38px;
  margin-bottom: 4px;
  background: rgba(236, 31, 106, 0.10);
  border-color: rgba(236, 31, 106, 0.28);
  color: #ec1f6a;
  gap: 8px;
  font-family: inherit;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.4px;
}
.sx-root.sx-is-expanded .sx-rail .sx-expand-icon:hover {
  background: rgba(236, 31, 106, 0.22);
  transform: none;
}
.sx-expand-icon-label { display: inline-block; }

/* Measurement menu — only visible when Click-to-measure is on. Compact
   inline block inside the View Options panel. */
.sx-measure-menu {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 12px;
  margin-top: 8px;
  background: rgba(255, 123, 172, 0.08);
  border: 1px solid rgba(255, 123, 172, 0.28);
  border-radius: var(--sx-radius-sm);
}
.sx-measure-menu[hidden] { display: none; }
.sx-measure-hint {
  font-size: 12px;
  line-height: 1.4;
  color: var(--sx-text-muted);
}
/* Pick-by (granularity) row — sits at the top of the measurement menu */
.sx-measure-pickby {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}
.sx-measure-pickby-label {
  white-space: nowrap;
}
.sx-measure-pickby .sx-granularity {
  flex: 1;
  min-width: 0;
  font-size: 12px;
  padding: 4px 6px;
}

.sx-measure-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
/* Buttons need their own background so they don't disappear into the
   pink-tinted container. White + pink border = visible + on-brand. */
.sx-measure-buttons .sx-action-btn {
  width: 100%;
  font-size: 12px;
  padding: 8px 6px;
  background: #ffffff;
  color: #ec1f6a;
  border: 1px solid rgba(236, 31, 106, 0.45);
}
.sx-measure-buttons .sx-action-btn:hover {
  background: #ec1f6a;
  color: #ffffff;
  border-color: #ec1f6a;
}
.sx-measure-status {
  font-size: 12px;
  color: #ec1f6a;
  min-height: 16px;
  line-height: 1.3;
}
.sx-measure-status:empty { display: none; }

/* ===== Display pack: background pill + axes + spin ===================== */
.sx-display-pack,
.sx-save-pack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px;
  margin-top: 8px;
  background: rgba(141, 165, 189, 0.05);
  border: 1px solid var(--sx-navy-700);
  border-radius: var(--sx-radius-sm);
}
.sx-root.sx-theme-light .sx-display-pack,
.sx-root.sx-theme-light .sx-save-pack,
.sx-root.sx-is-expanded .sx-display-pack,
.sx-root.sx-is-expanded .sx-save-pack {
  background: #ffffff;
  border-color: #dde4ed;
}
.sx-pack-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.sx-pack-checks {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 14px;
}

/* Three-state background pill */
.sx-bg-pill {
  display: inline-flex;
  background: #f1f4f8;
  border: 1px solid #dde4ed;
  border-radius: 999px;
  padding: 2px;
}
.sx-bg-opt {
  font-family: inherit;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
  padding: 5px 10px;
  background: transparent;
  color: var(--sx-text-muted, #5d83a1);
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease;
}
.sx-bg-opt:hover {
  color: #ec1f6a;
}
.sx-bg-opt.is-active {
  background: #ec1f6a;
  color: #ffffff;
}

/* Save image pack — same shell, slightly different layout */
.sx-pack-inline-check {
  margin: 0;
}
.sx-save-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.sx-save-buttons .sx-action-btn {
  width: 100%;
  background: #ffffff;
  color: #ec1f6a;
  border: 1px solid rgba(236, 31, 106, 0.45);
  font-size: 12px;
  padding: 8px 6px;
}
.sx-save-buttons .sx-action-btn:hover {
  background: #ec1f6a;
  color: #ffffff;
  border-color: #ec1f6a;
}
.sx-img-status {
  font-size: 12px;
  color: #5d83a1;
  min-height: 16px;
}
.sx-img-status:empty { display: none; }
/* The fullscreen + brand-logo buttons stay outside the grid (position fixed). */
.sx-root.sx-is-expanded .sx-expand-icon,
.sx-root.sx-is-expanded .sx-brand-logo {
  grid-area: unset;
}

/* Header — eyebrow only on a single centered line; title + subtitle are
   suppressed in fullscreen to keep the top band tight (the user already
   knows what tool they're in once they expand it). */
.sx-root.sx-is-expanded .sx-header {
  text-align: center;
  margin: 0;
  padding: 0 60px;
  gap: 0;
}
.sx-root.sx-is-expanded .sx-eyebrow {
  text-align: center;
  margin: 0;
}
.sx-root.sx-is-expanded .sx-title,
.sx-root.sx-is-expanded .sx-subtitle {
  display: none;
}

/* Stack to vertical on narrow viewports. */
@media (max-width: 960px) {
  .sx-root.sx-is-expanded {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto minmax(0, 1fr) auto;
    grid-template-areas:
      "header"
      "rail"
      "canvas"
      "footer";
  }
  .sx-root.sx-is-expanded .sx-rail {
    border-right: none;
    border-bottom: 1px solid #e4ecf2;
    padding-right: 0;
    padding-bottom: 12px;
    max-height: 40vh;
  }
  .sx-root.sx-is-expanded .sx-header {
    padding: 0 0 4px;
  }
}