/* ============================================================
   ForgeCAD — Global UI Polish Layer
   Adds transitions, hover states, custom scrollbars, and micro-
   interactions to every interactive element in the app.
   ============================================================ */

/* --- Selection color --- */
::selection {
  background: var(--fc-accent);
  color: var(--fc-accentText);
}

/* --- Custom scrollbars (WebKit + Firefox) --- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--fc-border);
  border-radius: 4px;
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--fc-textDim);
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-corner {
  background: transparent;
}
/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--fc-border) transparent;
}

/* --- Universal interactive element transitions --- */
button,
[role="button"],
a,
input,
select,
textarea {
  transition:
    background 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    opacity 0.15s ease,
    transform 0.1s ease;
}

/* --- Button hover/active/focus states --- */
button:not(:disabled):hover,
[role="button"]:not(:disabled):hover {
  filter: brightness(1.15);
}
button:not(:disabled):active,
[role="button"]:not(:disabled):active {
  transform: scale(0.97);
}
button:focus-visible,
[role="button"]:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--fc-accent);
  outline-offset: 1px;
}
button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* --- fc-btn: Themed button class for toolbar/panel buttons --- */
.fc-btn {
  padding: 4px 10px;
  background: transparent;
  color: var(--fc-textMuted);
  border: 1px solid var(--fc-border);
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  line-height: 1;
  white-space: nowrap;
  user-select: none;
}
.fc-btn:hover {
  background: var(--fc-bgHover);
  color: var(--fc-text);
  border-color: var(--fc-textDim);
}
.fc-btn:active {
  background: var(--fc-bgActive);
}
/* Card-style button: stacked title + description, full-width */
.fc-btn.fc-btn-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  white-space: normal;
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  gap: 2px;
}
.fc-btn-card .fc-btn-card-title {
  font-weight: 600;
  line-height: 1.3;
}
.fc-btn-card .fc-btn-card-desc {
  font-size: 11px;
  color: var(--fc-textDim);
  line-height: 1.3;
}
.fc-btn.active {
  background: var(--fc-accent);
  color: var(--fc-accentText);
  border-color: var(--fc-accent);
}
.fc-btn.active:hover {
  filter: brightness(1.1);
}

/* --- App crash recovery --- */
.fc-crash-shell {
  position: relative;
  min-height: 100vh;
  padding: calc(env(safe-area-inset-top, 0px) + 24px) 16px calc(env(safe-area-inset-bottom, 0px) + 24px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--fc-accent) 20%, transparent), transparent 38%),
    radial-gradient(circle at bottom right, color-mix(in srgb, var(--fc-error) 22%, transparent), transparent 34%),
    linear-gradient(180deg, var(--fc-bg), var(--fc-bgOverlay));
  color: var(--fc-text);
}

.fc-crash-orb {
  position: fixed;
  border-radius: 999px;
  filter: blur(42px);
  opacity: 0.5;
  pointer-events: none;
}

.fc-crash-orb--one {
  width: 220px;
  height: 220px;
  top: 8vh;
  left: -60px;
  background: color-mix(in srgb, var(--fc-accent) 55%, transparent);
}

.fc-crash-orb--two {
  width: 260px;
  height: 260px;
  right: -80px;
  bottom: 6vh;
  background: color-mix(in srgb, var(--fc-error) 42%, transparent);
}

.fc-crash-panel {
  position: relative;
  width: min(720px, 100%);
  padding: 22px;
  border-radius: 24px;
  border: 1px solid var(--fc-border);
  background: color-mix(in srgb, var(--fc-bgPanel) 88%, transparent);
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.fc-crash-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 0 10px;
  margin-bottom: 16px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--fc-errorBg) 76%, transparent);
  border: 1px solid color-mix(in srgb, var(--fc-error) 34%, var(--fc-border));
  color: var(--fc-error);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.fc-crash-hero {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.fc-crash-icon {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 28px;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--fc-error) 24%, transparent), color-mix(in srgb, var(--fc-accent) 18%, transparent)),
    var(--fc-bg);
  border: 1px solid color-mix(in srgb, var(--fc-error) 18%, var(--fc-border));
}

.fc-crash-title {
  margin-bottom: 8px;
  font-size: clamp(24px, 4vw, 32px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.fc-crash-copy {
  max-width: 56ch;
  color: var(--fc-textMuted);
  font-size: 14px;
  line-height: 1.6;
}

.fc-crash-error-card {
  margin-top: 18px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--fc-error) 22%, var(--fc-border));
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--fc-errorBg) 80%, transparent),
    color-mix(in srgb, var(--fc-bgPanel) 82%, transparent)
  );
}

.fc-crash-error-label {
  margin-bottom: 6px;
  color: var(--fc-textDim);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.fc-crash-error-message {
  color: var(--fc-text);
  font-size: 15px;
  line-height: 1.55;
  word-break: break-word;
}

.fc-crash-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.fc-crash-btn {
  min-height: 42px;
  padding: 0 16px;
  border-radius: 12px;
  border: 1px solid var(--fc-border);
  font-size: 14px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
}

.fc-crash-btn--primary {
  background: var(--fc-accent);
  color: var(--fc-accentText);
  border-color: var(--fc-accent);
}

.fc-crash-btn--secondary {
  background: var(--fc-bgSurface);
  color: var(--fc-text);
}

.fc-crash-btn--ghost {
  background: transparent;
  color: var(--fc-textMuted);
}

.fc-crash-editor-card {
  margin-top: 18px;
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--fc-border);
  background: color-mix(in srgb, var(--fc-bg) 84%, transparent);
}

.fc-crash-editor-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.fc-crash-editor-title {
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
}

.fc-crash-editor-copy {
  color: var(--fc-textMuted);
  font-size: 13px;
  line-height: 1.5;
}

.fc-crash-editor-filepicker {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: min(220px, 100%);
  color: var(--fc-textDim);
  font-size: 12px;
  font-weight: 700;
}

.fc-crash-editor-filepicker select {
  min-height: 38px;
}

.fc-crash-editor {
  width: 100%;
  min-height: 250px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--fc-border);
  background: var(--fc-bgInput);
  color: var(--fc-text);
  font-family:
    ui-monospace,
    SFMono-Regular,
    Menlo,
    Monaco,
    Consolas,
    Liberation Mono,
    monospace;
  font-size: 13px;
  line-height: 1.55;
  resize: vertical;
  white-space: pre;
  tab-size: 2;
}

.fc-crash-editor-note {
  margin-top: 10px;
  color: var(--fc-textDim);
  font-size: 12px;
  line-height: 1.5;
}

.fc-crash-run-error {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--fc-errorBg) 60%, transparent);
  border: 1px solid color-mix(in srgb, var(--fc-error) 20%, var(--fc-border));
  color: var(--fc-textMuted);
  font-size: 13px;
  line-height: 1.5;
}

.fc-crash-details {
  margin-top: 16px;
  border-top: 1px solid var(--fc-border);
  padding-top: 14px;
}

.fc-crash-details summary {
  color: var(--fc-textMuted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
}

.fc-crash-details-pre {
  margin: 12px 0 0;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--fc-border);
  background: color-mix(in srgb, var(--fc-bg) 88%, transparent);
  color: var(--fc-textDim);
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 640px) {
  .fc-crash-panel {
    padding: 18px;
    border-radius: 20px;
  }

  .fc-crash-hero,
  .fc-crash-editor-header {
    flex-direction: column;
  }

  .fc-crash-icon {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    font-size: 24px;
  }

  .fc-crash-actions {
    flex-direction: column;
  }

  .fc-crash-btn,
  .fc-crash-editor-filepicker {
    width: 100%;
  }

  .fc-crash-editor {
    min-height: 220px;
  }
}

/* --- fc-icon-btn: Small icon-only button --- */
.fc-icon-btn {
  padding: 4px;
  background: transparent;
  color: var(--fc-textDim);
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.fc-icon-btn:hover {
  background: var(--fc-bgHover);
  color: var(--fc-text);
  border-color: var(--fc-border);
}

/* --- Panel section headers --- */
.fc-panel-header {
  padding: 6px 12px;
  font-size: 11px;
  color: var(--fc-textDim);
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  user-select: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition:
    background 0.12s ease,
    color 0.12s ease;
}
.fc-panel-header:hover {
  background: var(--fc-bgHover);
  color: var(--fc-textMuted);
}

/* --- Separator --- */
.fc-separator {
  width: 1px;
  height: 20px;
  background: var(--fc-border);
  margin: 0 4px;
  flex-shrink: 0;
}

/* --- Toolbar --- */
.fc-toolbar {
  padding: 0 10px;
  height: 46px;
  background: var(--fc-bgHover);
  border-bottom: 1px solid var(--fc-border);
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
  flex-shrink: 0;
}

/* Toolbar zones — left and right anchor to edges, center fills the middle */
.fc-toolbar-zone {
  display: flex;
  align-items: center;
  gap: 3px;
  flex-shrink: 0;
  min-width: 0;
}
.fc-toolbar-center {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 0;
}

/* File button in center — acts as both filename display and command palette trigger */
.fc-toolbar-file {
  max-width: 340px;
  width: min(340px, 100%);
  padding: 5px 12px;
  border-radius: 8px;
  gap: 8px;
  background: var(--fc-bg);
  border-color: var(--fc-border);
  flex: 0 1 340px;
  min-width: 0;
  justify-content: space-between;
}
.fc-toolbar-file:hover {
  background: var(--fc-bgHover);
  border-color: var(--fc-textDim);
}
.fc-toolbar-file > * {
  min-width: 0;
}
.fc-toolbar-filename {
  color: var(--fc-text);
  font-size: 12px;
  font-weight: 500;
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.fc-toolbar-shortcut {
  color: var(--fc-textDim);
  font-size: 10px;
  flex-shrink: 0;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--fc-bgHover);
  border: 1px solid var(--fc-border);
  line-height: 1.3;
}

/* Icon-only toolbar button — square, centered icon, no text */
.fc-toolbar-btn {
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
  border-radius: 6px;
}
.fc-toolbar-ai-btn {
  --fc-ai-start: var(--fc-accent);
  --fc-ai-mid: color-mix(in srgb, var(--fc-accent) 38%, var(--fc-success));
  --fc-ai-end: var(--fc-warning);
  color: var(--fc-accentText);
  background: linear-gradient(135deg, var(--fc-ai-start) 0%, var(--fc-ai-mid) 52%, var(--fc-ai-end) 100%);
  border-color: color-mix(in srgb, var(--fc-ai-start) 48%, var(--fc-border));
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--fc-accentText) 12%, transparent) inset,
    0 0 18px color-mix(in srgb, var(--fc-ai-start) 28%, transparent);
  font-weight: 700;
  text-shadow: 0 1px 1px color-mix(in srgb, var(--fc-bg) 38%, transparent);
}
.fc-toolbar-ai-btn:hover {
  color: var(--fc-accentText);
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--fc-ai-start) 84%, var(--fc-text) 16%) 0%,
    color-mix(in srgb, var(--fc-ai-mid) 86%, var(--fc-text) 14%) 52%,
    color-mix(in srgb, var(--fc-ai-end) 86%, var(--fc-text) 14%) 100%
  );
  border-color: color-mix(in srgb, var(--fc-ai-start) 60%, var(--fc-text));
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--fc-accentText) 18%, transparent) inset,
    0 0 22px color-mix(in srgb, var(--fc-ai-mid) 34%, transparent);
}
:root[data-fc-theme="gruvbox"] .fc-toolbar-ai-btn {
  --fc-ai-start: var(--fc-warning);
  --fc-ai-mid: var(--fc-accent);
  --fc-ai-end: var(--fc-success);
}
:root[data-fc-theme="kanagawa-lotus"] .fc-toolbar-ai-btn {
  --fc-ai-start: var(--fc-accent);
  --fc-ai-mid: color-mix(in srgb, var(--fc-accent) 30%, var(--fc-warning));
  --fc-ai-end: var(--fc-success);
}

/* --- Shield theme: tactical CAD HUD chrome --- */
:root[data-fc-theme="shield"] {
  --fc-hud-font: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --fc-shield-line: rgba(54, 232, 255, 0.28);
  --fc-shield-line-soft: rgba(54, 232, 255, 0.14);
  --fc-shield-amber-soft: rgba(255, 157, 54, 0.16);
  --fc-shield-glow: 0 0 20px rgba(54, 232, 255, 0.14);
  --fc-shield-panel-glow: 0 0 34px rgba(54, 232, 255, 0.08), inset 0 1px 0 rgba(217, 251, 255, 0.05);
  --fc-palette-backdrop-bg: rgba(0, 9, 13, 0.88);
  --fc-palette-backdrop-opacity: 1;
  --fc-palette-bg:
    linear-gradient(180deg, rgba(54, 232, 255, 0.08), transparent 28%), color-mix(in srgb, var(--fc-bgPanel) 92%, transparent);
  --fc-palette-border: rgba(54, 232, 255, 0.32);
  --fc-palette-radius: 4px;
  --fc-palette-shadow: 0 18px 70px rgba(0, 0, 0, 0.56), 0 0 42px rgba(54, 232, 255, 0.14), inset 0 1px 0 rgba(217, 251, 255, 0.06);
  --fc-palette-font: var(--fc-hud-font);
  --fc-palette-row-selected: linear-gradient(90deg, rgba(54, 232, 255, 0.2), rgba(54, 232, 255, 0.06) 58%, rgba(255, 157, 54, 0.08));
  --fc-palette-kbd-bg: rgba(1, 12, 17, 0.78);
  --fc-palette-kbd-border: rgba(54, 232, 255, 0.26);
  --fc-modal-backdrop-bg: rgba(0, 9, 13, 0.78);
  --fc-modal-backdrop-opacity: 1;
  --fc-modal-surface-bg:
    linear-gradient(180deg, rgba(54, 232, 255, 0.075), transparent 28%), color-mix(in srgb, var(--fc-bgPanel) 91%, transparent);
  --fc-modal-border: rgba(54, 232, 255, 0.32);
  --fc-modal-radius: 4px;
  --fc-modal-shadow: 0 22px 70px rgba(0, 0, 0, 0.55), 0 0 46px rgba(54, 232, 255, 0.14), inset 0 1px 0 rgba(217, 251, 255, 0.06);
  --fc-popover-bg: linear-gradient(180deg, rgba(54, 232, 255, 0.07), transparent 45%), rgba(1, 8, 12, 0.97);
  --fc-popover-border: rgba(54, 232, 255, 0.3);
  --fc-popover-radius: 4px;
  --fc-popover-shadow: 0 18px 52px rgba(0, 0, 0, 0.46), 0 0 34px rgba(54, 232, 255, 0.12), inset 0 1px 0 rgba(217, 251, 255, 0.05);
  --fc-floating-panel-bg: linear-gradient(180deg, rgba(54, 232, 255, 0.08), rgba(1, 8, 12, 0.86));
  --fc-floating-panel-border: rgba(54, 232, 255, 0.28);
  --fc-floating-panel-radius: 4px;
  --fc-floating-panel-shadow: 0 16px 38px rgba(0, 0, 0, 0.38), 0 0 26px rgba(54, 232, 255, 0.12), inset 0 1px 0 rgba(217, 251, 255, 0.05);
  --fc-measure-banner-bg: linear-gradient(90deg, rgba(255, 157, 54, 0.92), rgba(54, 232, 255, 0.84));
  --fc-measure-banner-border: rgba(217, 251, 255, 0.22);
  --fc-measure-banner-color: #001114;
  --fc-measure-banner-radius: 4px;
  --fc-measure-banner-shadow: 0 12px 28px rgba(0, 0, 0, 0.36), 0 0 24px rgba(255, 157, 54, 0.18);
  --fc-measure-panel-bg: var(--fc-floating-panel-bg);
  --fc-measure-panel-border: var(--fc-floating-panel-border);
  --fc-measure-panel-text: var(--fc-text);
  --fc-performance-title-letter-spacing: 0;
  --fc-project-menu-title-letter-spacing: 0;
  --fc-project-item-bg: transparent;
  --fc-project-item-hover-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.13), rgba(54, 232, 255, 0.035) 62%, transparent);
  --fc-project-item-active-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.24), rgba(54, 232, 255, 0.065) 70%, rgba(255, 157, 54, 0.08));
  --fc-publish-label-letter-spacing: 0;
  --fc-toast-radius: 4px;
  --fc-toast-container-top: 56px;
  --fc-toast-container-right: 50%;
  --fc-toast-container-transform: translateX(50%);
  --fc-toast-shadow: 0 14px 34px rgba(0, 0, 0, 0.42), 0 0 26px rgba(54, 232, 255, 0.12), inset 0 1px 0 rgba(217, 251, 255, 0.05);
  --fc-toast-success-bg: linear-gradient(90deg, rgba(67, 220, 150, 0.2), rgba(1, 12, 17, 0.95));
  --fc-toast-success-border: rgba(67, 220, 150, 0.52);
  --fc-toast-error-bg: linear-gradient(90deg, rgba(255, 76, 99, 0.22), rgba(1, 12, 17, 0.95));
  --fc-toast-error-border: rgba(255, 76, 99, 0.58);
  --fc-toast-info-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.16), rgba(1, 12, 17, 0.95));
  --fc-toast-info-border: rgba(54, 232, 255, 0.5);
  --fc-toast-icon-color: #001114;
  --fc-toast-icon-radius: 3px;
  --fc-statusbar-file-color: #8ebdc6;
  --fc-statusbar-chip-bg: rgba(1, 12, 17, 0.66);
  --fc-statusbar-chip-border: rgba(54, 232, 255, 0.2);
  --fc-statusbar-chip-color: #8ebdc6;
  --fc-statusbar-chip-radius: 3px;
  --fc-statusbar-chip-letter-spacing: 0;
  --fc-draw-label-letter-spacing: 0;
  --fc-draw-divider-bg: linear-gradient(90deg, transparent, rgba(54, 232, 255, 0.4), transparent);
  --fc-draw-palette-gap: 3px;
  --fc-draw-palette-padding: 5px;
  --fc-draw-kbd-bg: rgba(1, 12, 17, 0.6);
  --fc-draw-kbd-radius: 3px;
  --fc-draw-tool-bg: rgba(1, 12, 17, 0.28);
  --fc-draw-tool-hover-bg: linear-gradient(135deg, rgba(54, 232, 255, 0.16), rgba(1, 12, 17, 0.66));
  --fc-draw-tool-active-bg: linear-gradient(135deg, rgba(54, 232, 255, 0.9), rgba(31, 141, 160, 0.86));
  --fc-draw-tool-active-color: #001114;
  --fc-draw-tool-color: var(--fc-textMuted);
  --fc-draw-tool-border: rgba(54, 232, 255, 0.12);
  --fc-draw-tool-radius: 4px;
  --fc-draw-status-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.86), rgba(31, 141, 160, 0.72) 62%, rgba(255, 157, 54, 0.74));
  --fc-draw-status-color: #001114;
  --fc-draw-status-radius: 4px;
  --fc-draw-status-shadow: 0 10px 32px rgba(0, 0, 0, 0.38), 0 0 28px rgba(54, 232, 255, 0.2);
  --fc-draw-status-badge-bg: rgba(1, 12, 17, 0.62);
  --fc-draw-apply-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.9), rgba(255, 157, 54, 0.78));
  --fc-draw-apply-border: rgba(217, 251, 255, 0.22);
  --fc-draw-apply-color: #001114;
  --fc-build-ledger-header-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.1), rgba(255, 157, 54, 0.04));
  --fc-build-ledger-divider-bg: rgba(54, 232, 255, 0.13);
  --fc-build-ledger-metric-bg: rgba(1, 12, 17, 0.7);
  --fc-file-panel-bg:
    linear-gradient(rgba(54, 232, 255, 0.018) 1px, transparent 1px), linear-gradient(90deg, rgba(54, 232, 255, 0.018) 1px, transparent 1px),
    color-mix(in srgb, var(--fc-bgSurface) 90%, transparent);
  --fc-file-panel-border: var(--fc-shield-line);
  --fc-file-header-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.09), rgba(255, 157, 54, 0.035));
  --fc-file-header-border: var(--fc-shield-line-soft);
  --fc-file-row-text: #8ebdc6;
  --fc-file-row-active-text: #d9fbff;
  --fc-file-row-hover: linear-gradient(90deg, rgba(54, 232, 255, 0.13), transparent 74%);
  --fc-file-row-selected: linear-gradient(90deg, rgba(54, 232, 255, 0.22), rgba(54, 232, 255, 0.07));
  --fc-file-input-bg: rgba(1, 8, 12, 0.86);
  --fc-file-input-border: rgba(54, 232, 255, 0.58);
  --fc-param-panel-bg: linear-gradient(180deg, rgba(54, 232, 255, 0.045), rgba(1, 8, 12, 0.9));
  --fc-param-panel-border: var(--fc-shield-line);
  --fc-param-card-bg: linear-gradient(135deg, rgba(54, 232, 255, 0.07), rgba(1, 8, 12, 0.78));
  --fc-param-row-bg: rgba(1, 8, 12, 0.62);
  --fc-param-card-border: rgba(54, 232, 255, 0.24);
  --fc-param-card-radius: 4px;
  --fc-number-input-bg: rgba(1, 8, 12, 0.82);
  --fc-number-input-border: rgba(54, 232, 255, 0.28);
  --fc-small-button-bg: rgba(54, 232, 255, 0.055);
  --fc-small-button-border: rgba(54, 232, 255, 0.24);
}

:root[data-fc-theme="shield"] * {
  scrollbar-color: rgba(54, 232, 255, 0.42) rgba(1, 8, 12, 0.7);
}

:root[data-fc-theme="shield"] ::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

:root[data-fc-theme="shield"] ::-webkit-scrollbar-track {
  background: rgba(1, 8, 12, 0.72);
}

:root[data-fc-theme="shield"] ::-webkit-scrollbar-thumb {
  border: 2px solid rgba(1, 8, 12, 0.72);
  border-radius: 0;
  background: linear-gradient(180deg, rgba(54, 232, 255, 0.58), rgba(14, 88, 104, 0.8));
}

:root[data-fc-theme="shield"] ::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, rgba(54, 232, 255, 0.8), rgba(255, 157, 54, 0.58));
}

:root[data-fc-theme="shield"] .fc-app-shell {
  background:
    linear-gradient(rgba(54, 232, 255, 0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(54, 232, 255, 0.025) 1px, transparent 1px),
    radial-gradient(circle at 54% 46%, rgba(54, 232, 255, 0.08), transparent 34%),
    linear-gradient(180deg, var(--fc-bgOverlay), var(--fc-bg));
  background-size:
    34px 34px,
    34px 34px,
    cover,
    cover;
}

:root[data-fc-theme="shield"] .fc-app-shell::before {
  position: absolute;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  content: "";
  background: repeating-linear-gradient(180deg, rgba(217, 251, 255, 0.028) 0 1px, transparent 1px 4px);
  opacity: 0.32;
  mix-blend-mode: screen;
}

:root[data-fc-theme="shield"] .fc-app-shell::after {
  position: absolute;
  inset: 0;
  z-index: 101;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.36), transparent 12%, transparent 88%, rgba(0, 0, 0, 0.36)),
    linear-gradient(180deg, rgba(0, 0, 0, 0.18), transparent 18%, transparent 82%, rgba(0, 0, 0, 0.32));
}

:root[data-fc-theme="shield"] .fc-boot-screen {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 44%, rgba(54, 232, 255, 0.11), transparent 26%),
    linear-gradient(rgba(54, 232, 255, 0.026) 1px, transparent 1px), linear-gradient(90deg, rgba(54, 232, 255, 0.026) 1px, transparent 1px),
    var(--fc-bg);
  background-size:
    cover,
    36px 36px,
    36px 36px,
    cover;
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-boot-screen::before,
:root[data-fc-theme="shield"] .fc-boot-screen::after {
  position: absolute;
  pointer-events: none;
  content: "";
}

:root[data-fc-theme="shield"] .fc-boot-screen::before {
  inset: 18px;
  border: 1px solid rgba(54, 232, 255, 0.14);
  background:
    linear-gradient(90deg, var(--fc-accent) 0 52px, transparent 52px) top left / 180px 1px no-repeat,
    linear-gradient(90deg, transparent calc(100% - 52px), var(--fc-warning) calc(100% - 52px)) bottom right / 180px 1px no-repeat,
    linear-gradient(180deg, var(--fc-accent) 0 52px, transparent 52px) top left / 1px 180px no-repeat,
    linear-gradient(180deg, transparent calc(100% - 52px), var(--fc-warning) calc(100% - 52px)) bottom right / 1px 180px no-repeat;
  opacity: 0.84;
}

:root[data-fc-theme="shield"] .fc-boot-screen::after {
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, transparent 0 18%, rgba(54, 232, 255, 0.12) 18.2% 18.45%, transparent 18.7% 29%),
    conic-gradient(
      from 20deg at 50% 50%,
      transparent 0deg 54deg,
      rgba(255, 157, 54, 0.12) 54deg 55deg,
      transparent 55deg 148deg,
      rgba(54, 232, 255, 0.12) 148deg 149deg,
      transparent 149deg 360deg
    ),
    repeating-linear-gradient(180deg, rgba(217, 251, 255, 0.018) 0 1px, transparent 1px 5px);
  opacity: 0.46;
  animation: fc-shield-viewport-scan 18s linear infinite;
}

:root[data-fc-theme="shield"] .fc-boot-card {
  position: relative;
  z-index: 1;
  min-width: 280px;
  padding: 24px 28px 26px;
  border: 1px solid rgba(54, 232, 255, 0.28);
  background: linear-gradient(180deg, rgba(54, 232, 255, 0.075), rgba(1, 8, 12, 0.72));
  box-shadow:
    0 18px 60px rgba(0, 0, 0, 0.42),
    0 0 42px rgba(54, 232, 255, 0.12),
    inset 0 1px 0 rgba(217, 251, 255, 0.06);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}

:root[data-fc-theme="shield"] .fc-boot-mark {
  --fc-boot-mark-font-size: 0;
  --fc-boot-mark-margin-bottom: 18px;
  position: relative;
  width: 72px;
  height: 72px;
  margin-right: auto;
  margin-left: auto;
  color: transparent;
  border: 1px solid rgba(54, 232, 255, 0.34);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(54, 232, 255, 0.9) 0 8%, transparent 9% 22%, rgba(54, 232, 255, 0.22) 23% 24%, transparent 25%),
    conic-gradient(
      from 0deg,
      rgba(54, 232, 255, 0.16),
      transparent 24deg 74deg,
      rgba(255, 157, 54, 0.24) 74deg 88deg,
      transparent 88deg 180deg,
      rgba(54, 232, 255, 0.18),
      transparent 220deg
    );
  box-shadow:
    0 0 28px rgba(54, 232, 255, 0.18),
    inset 0 0 24px rgba(54, 232, 255, 0.08);
}

:root[data-fc-theme="shield"] .fc-boot-mark::before,
:root[data-fc-theme="shield"] .fc-boot-mark::after {
  position: absolute;
  inset: 13px;
  pointer-events: none;
  content: "";
  border: 1px solid rgba(54, 232, 255, 0.44);
  border-radius: 50%;
}

:root[data-fc-theme="shield"] .fc-boot-mark::after {
  inset: 24px;
  border-color: rgba(255, 157, 54, 0.44);
  box-shadow: 0 0 14px rgba(255, 157, 54, 0.18);
}

:root[data-fc-theme="shield"] .fc-boot-title {
  --fc-boot-title-letter-spacing: 0;
  font-family: var(--fc-hud-font);
  text-shadow: 0 0 14px rgba(54, 232, 255, 0.22);
}

:root[data-fc-theme="shield"] .fc-boot-subtitle {
  --fc-boot-subtitle-color: var(--fc-textMuted);
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-boot-progress {
  --fc-boot-progress-height: 4px;
  --fc-boot-progress-bg: rgba(1, 12, 17, 0.74);
  border: 1px solid rgba(54, 232, 255, 0.2);
  box-shadow:
    inset 0 0 10px rgba(54, 232, 255, 0.06),
    0 0 16px rgba(54, 232, 255, 0.12);
}

:root[data-fc-theme="shield"] .fc-boot-progress-fill {
  --fc-boot-progress-fill-bg: linear-gradient(90deg, transparent, var(--fc-accent), var(--fc-warning), transparent);
}

:root[data-fc-theme="shield"] .fc-toolbar {
  position: relative;
  background:
    linear-gradient(90deg, rgba(54, 232, 255, 0.12), transparent 22%), linear-gradient(270deg, rgba(255, 157, 54, 0.09), transparent 22%),
    color-mix(in srgb, var(--fc-bgPanel) 92%, transparent);
  border-bottom-color: var(--fc-shield-line);
  box-shadow: var(--fc-shield-panel-glow);
}

:root[data-fc-theme="shield"] .fc-toolbar::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(90deg, var(--fc-accent) 0 44px, transparent 44px) top left / 140px 1px no-repeat,
    linear-gradient(90deg, transparent calc(100% - 44px), var(--fc-warning) calc(100% - 44px)) bottom right / 140px 1px no-repeat;
  opacity: 0.8;
}

:root[data-fc-theme="shield"] .fc-separator {
  background: linear-gradient(180deg, transparent, var(--fc-accent), transparent);
  box-shadow: 0 0 12px rgba(54, 232, 255, 0.45);
}

:root[data-fc-theme="shield"] .fc-btn {
  background: color-mix(in srgb, var(--fc-bgInput) 82%, transparent);
  border-color: var(--fc-shield-line-soft);
  color: var(--fc-textMuted);
  box-shadow: inset 0 1px 0 rgba(217, 251, 255, 0.035);
}

:root[data-fc-theme="shield"] .fc-btn:hover {
  background: color-mix(in srgb, var(--fc-accent) 12%, var(--fc-bgInput));
  border-color: color-mix(in srgb, var(--fc-accent) 68%, transparent);
  color: var(--fc-text);
  box-shadow:
    inset 0 -2px 0 color-mix(in srgb, var(--fc-accent) 72%, transparent),
    var(--fc-shield-glow);
}

:root[data-fc-theme="shield"] .fc-btn.active {
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--fc-accent) 28%, transparent),
    color-mix(in srgb, var(--fc-accent) 12%, var(--fc-bgInput))
  );
  border-color: color-mix(in srgb, var(--fc-accent) 78%, transparent);
  color: var(--fc-text);
  box-shadow:
    inset 0 -2px 0 var(--fc-accent),
    0 0 18px rgba(54, 232, 255, 0.18);
}

:root[data-fc-theme="shield"] .fc-toolbar-file {
  border-radius: 4px;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--fc-accent) 10%, transparent), transparent 18%),
    color-mix(in srgb, var(--fc-bgInput) 88%, transparent);
  clip-path: polygon(8px 0, 100% 0, 100% 100%, 0 100%, 0 8px);
}

:root[data-fc-theme="shield"] .fc-toolbar-filename {
  color: var(--fc-text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

:root[data-fc-theme="shield"] .fc-toolbar-shortcut {
  background: color-mix(in srgb, var(--fc-accent) 11%, transparent);
  border-color: var(--fc-shield-line-soft);
  color: var(--fc-textDim);
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph {
  position: relative;
  display: inline-grid;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
  place-items: center;
  overflow: visible;
  color: transparent;
  font-size: 0;
  line-height: 1;
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph::before,
:root[data-fc-theme="shield"] .fc-toolbar-glyph::after {
  position: absolute;
  pointer-events: none;
  content: "";
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph--files::before {
  bottom: 2px;
  left: 1px;
  width: 12px;
  height: 8px;
  border: 1px solid var(--fc-accent);
  background: rgba(54, 232, 255, 0.08);
  box-shadow: 0 0 10px rgba(54, 232, 255, 0.28);
  clip-path: polygon(0 2px, 36% 2px, 46% 0, 100% 0, 100% 100%, 0 100%);
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph--inspector::before {
  inset: 1px;
  border: 1px solid var(--fc-accent);
  border-radius: 50%;
  background:
    linear-gradient(90deg, transparent 46%, var(--fc-accent) 47% 53%, transparent 54%),
    linear-gradient(180deg, transparent 46%, var(--fc-accent) 47% 53%, transparent 54%);
  box-shadow: 0 0 11px rgba(54, 232, 255, 0.3);
  opacity: 0.92;
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph--measure::before {
  top: 6px;
  left: 1px;
  width: 13px;
  height: 3px;
  border: 1px solid var(--fc-warning);
  background: repeating-linear-gradient(90deg, rgba(1, 12, 17, 0.92) 0 2px, rgba(255, 157, 54, 0.75) 2px 3px);
  box-shadow: 0 0 10px rgba(255, 157, 54, 0.25);
  transform: rotate(-38deg);
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph--draw::before {
  top: 1px;
  left: 6px;
  width: 3px;
  height: 12px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--fc-accent), var(--fc-warning));
  box-shadow: 0 0 10px rgba(54, 232, 255, 0.24);
  transform: rotate(36deg);
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph--live::before {
  inset: 1px 3px;
  background: var(--fc-warning);
  box-shadow: 0 0 12px rgba(255, 157, 54, 0.35);
  clip-path: polygon(58% 0, 26% 42%, 52% 42%, 40% 100%, 78% 36%, 52% 36%);
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph--build::before {
  inset: 2px;
  border: 1px solid var(--fc-accent);
  border-left-color: transparent;
  border-radius: 50%;
  box-shadow: 0 0 9px rgba(54, 232, 255, 0.25);
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph--build::after {
  top: 1px;
  right: 1px;
  width: 4px;
  height: 4px;
  border-top: 1px solid var(--fc-accent);
  border-right: 1px solid var(--fc-accent);
  transform: rotate(18deg);
}

:root[data-fc-theme="shield"] .fc-toolbar-glyph--ai::before {
  color: var(--fc-warning);
  font-size: 14px;
  line-height: 14px;
  content: "✦";
  text-shadow:
    0 0 8px rgba(255, 157, 54, 0.45),
    0 0 16px rgba(54, 232, 255, 0.2);
}

:root[data-fc-theme="shield"] .fc-toolbar-ai-btn {
  --fc-ai-start: var(--fc-accent);
  --fc-ai-mid: color-mix(in srgb, var(--fc-accent) 34%, var(--fc-warning));
  --fc-ai-end: var(--fc-warning);
  color: #fff0d8;
  text-shadow: 0 0 8px rgba(255, 157, 54, 0.4);
}

:root[data-fc-theme="shield"] .fc-panel-header {
  border-top: 1px solid var(--fc-shield-line-soft);
  background: linear-gradient(90deg, rgba(54, 232, 255, 0.08), transparent);
  color: var(--fc-accent);
  font-family: var(--fc-hud-font);
  letter-spacing: 0;
}

:root[data-fc-theme="shield"] .fc-view-panel {
  background:
    linear-gradient(rgba(54, 232, 255, 0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(54, 232, 255, 0.025) 1px, transparent 1px),
    color-mix(in srgb, var(--fc-bgPanel) 94%, transparent);
  background-size:
    28px 28px,
    28px 28px,
    cover;
  border-left-color: var(--fc-shield-line);
  box-shadow: var(--fc-shield-panel-glow);
}

:root[data-fc-theme="shield"] .fc-view-panel-header,
:root[data-fc-theme="shield"] .fc-view-panel-tabs,
:root[data-fc-theme="shield"] .fc-view-panel-section {
  border-color: var(--fc-shield-line-soft);
}

:root[data-fc-theme="shield"] .fc-view-panel-header {
  background: linear-gradient(90deg, rgba(54, 232, 255, 0.1), rgba(255, 157, 54, 0.035));
}

:root[data-fc-theme="shield"] .fc-view-panel-title,
:root[data-fc-theme="shield"] .fc-view-panel-section-title {
  color: var(--fc-accent);
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-view-panel-tab {
  border-radius: 3px;
  color: var(--fc-textMuted);
}

:root[data-fc-theme="shield"] .fc-view-panel-tab.active {
  background: color-mix(in srgb, var(--fc-accent) 14%, transparent);
  border-color: color-mix(in srgb, var(--fc-accent) 64%, transparent);
  box-shadow: inset 0 -2px 0 var(--fc-accent);
}

:root[data-fc-theme="shield"] .fc-viewport-shell {
  isolation: isolate;
  background:
    radial-gradient(circle at 50% 50%, transparent 0 20%, rgba(54, 232, 255, 0.035) 20.2% 20.6%, transparent 20.8% 33%),
    radial-gradient(circle at 50% 50%, transparent 0 41%, rgba(255, 157, 54, 0.04) 41.2% 41.6%, transparent 41.8%),
    linear-gradient(rgba(54, 232, 255, 0.032) 1px, transparent 1px), linear-gradient(90deg, rgba(54, 232, 255, 0.032) 1px, transparent 1px),
    radial-gradient(circle at 50% 48%, rgba(54, 232, 255, 0.08), transparent 38%), var(--fc-viewportBg);
  background-size:
    cover,
    cover,
    40px 40px,
    40px 40px,
    cover,
    cover;
}

:root[data-fc-theme="shield"] .fc-viewport-shell::before,
:root[data-fc-theme="shield"] .fc-viewport-shell::after {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  content: "";
}

:root[data-fc-theme="shield"] .fc-viewport-shell::before {
  background:
    conic-gradient(
      from 12deg at 50% 50%,
      transparent 0deg 22deg,
      rgba(54, 232, 255, 0.18) 22deg 23deg,
      transparent 23deg 68deg,
      rgba(255, 157, 54, 0.13) 68deg 69deg,
      transparent 69deg 132deg,
      rgba(54, 232, 255, 0.13) 132deg 133deg,
      transparent 133deg 360deg
    ),
    radial-gradient(
      circle at 50% 50%,
      transparent 0 25%,
      rgba(54, 232, 255, 0.18) 25.1% 25.25%,
      transparent 25.4% 39%,
      rgba(255, 157, 54, 0.16) 39.1% 39.25%,
      transparent 39.4%
    ),
    repeating-linear-gradient(90deg, transparent 0 37px, rgba(54, 232, 255, 0.08) 37px 38px, transparent 38px 76px),
    repeating-linear-gradient(180deg, transparent 0 37px, rgba(54, 232, 255, 0.06) 37px 38px, transparent 38px 76px),
    linear-gradient(90deg, transparent 49.9%, rgba(54, 232, 255, 0.09) 50%, transparent 50.1%),
    linear-gradient(180deg, transparent 49.9%, rgba(54, 232, 255, 0.09) 50%, transparent 50.1%);
  background-position:
    center,
    center,
    0 0,
    0 0,
    center,
    center;
  opacity: 0.31;
  animation: fc-shield-viewport-scan 16s linear infinite;
}

:root[data-fc-theme="shield"] .fc-viewport-shell::after {
  inset: 16px;
  border: 1px solid rgba(54, 232, 255, 0.11);
  background:
    linear-gradient(90deg, var(--fc-accent) 0 42px, transparent 42px) top left / 150px 1px no-repeat,
    linear-gradient(90deg, transparent calc(100% - 42px), var(--fc-warning) calc(100% - 42px)) bottom right / 150px 1px no-repeat,
    linear-gradient(180deg, var(--fc-accent) 0 42px, transparent 42px) top left / 1px 150px no-repeat,
    linear-gradient(180deg, transparent calc(100% - 42px), var(--fc-warning) calc(100% - 42px)) bottom right / 1px 150px no-repeat,
    repeating-linear-gradient(180deg, rgba(54, 232, 255, 0.16) 0 1px, transparent 1px 12px) left 28px center / 10px 72% no-repeat,
    repeating-linear-gradient(180deg, rgba(54, 232, 255, 0.1) 0 1px, transparent 1px 12px) right 28px center / 10px 72% no-repeat,
    linear-gradient(90deg, transparent, rgba(54, 232, 255, 0.08), transparent) center top / 62% 1px no-repeat,
    linear-gradient(90deg, transparent, rgba(54, 232, 255, 0.055), transparent) center bottom / 62% 1px no-repeat;
  opacity: 0.82;
  box-shadow:
    inset 0 0 28px rgba(54, 232, 255, 0.035),
    inset 0 0 80px rgba(0, 0, 0, 0.18);
}

:root[data-fc-theme="shield"] .fc-statusbar {
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.14);
}

:root[data-fc-theme="shield"] .fc-statusbar-file {
  max-width: min(34vw, 360px);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

:root[data-fc-theme="shield"] .fc-statusbar-state,
:root[data-fc-theme="shield"] .fc-statusbar-metric,
:root[data-fc-theme="shield"] .fc-statusbar-backend,
:root[data-fc-theme="shield"] .fc-statusbar-compute,
:root[data-fc-theme="shield"] .fc-statusbar-select {
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-statusbar-metric,
:root[data-fc-theme="shield"] .fc-statusbar-backend {
  padding: 0 2px;
  color: var(--fc-textDim);
}

:root[data-fc-theme="shield"] .fc-statusbar-backend {
  height: 18px;
  padding: 0 6px;
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(54, 232, 255, 0.12);
  border-radius: var(--fc-statusbar-chip-radius);
  background: rgba(1, 12, 17, 0.38);
}

:root[data-fc-theme="shield"] .fc-statusbar-compute,
:root[data-fc-theme="shield"] .fc-statusbar-select {
  box-shadow:
    inset 0 1px 0 rgba(217, 251, 255, 0.035),
    0 0 10px rgba(54, 232, 255, 0.06);
}

:root[data-fc-theme="shield"] .fc-statusbar-compute:hover,
:root[data-fc-theme="shield"] .fc-statusbar-select:hover {
  border-color: rgba(54, 232, 255, 0.44);
  color: var(--fc-text);
  box-shadow:
    inset 0 1px 0 rgba(217, 251, 255, 0.05),
    0 0 14px rgba(54, 232, 255, 0.12);
}

:root[data-fc-theme="shield"] .fc-statusbar-select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--fc-accent) 50%), linear-gradient(135deg, var(--fc-accent) 50%, transparent 50%);
  background-position:
    calc(100% - 10px) 7px,
    calc(100% - 6px) 7px;
  background-repeat: no-repeat;
  background-size:
    4px 4px,
    4px 4px;
  text-transform: lowercase;
}

:root[data-fc-theme="shield"] .fc-crash-panel,
:root[data-fc-theme="shield"] .fc-crash-error-card,
:root[data-fc-theme="shield"] .fc-crash-editor-card {
  border-color: var(--fc-shield-line);
  box-shadow: var(--fc-shield-panel-glow);
}

:root[data-fc-theme="shield"] .fc-modal-overlay,
:root[data-fc-theme="shield"] .fc-palette-overlay {
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-modal-surface,
:root[data-fc-theme="shield"] .fc-popover-surface,
:root[data-fc-theme="shield"] .fc-viewport-floating-panel {
  position: relative;
  overflow: hidden;
  color: var(--fc-text);
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-modal-surface::before,
:root[data-fc-theme="shield"] .fc-popover-surface::before,
:root[data-fc-theme="shield"] .fc-viewport-floating-panel::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(90deg, var(--fc-accent) 0 44px, transparent 44px) top left / 150px 1px no-repeat,
    linear-gradient(90deg, transparent calc(100% - 44px), var(--fc-warning) calc(100% - 44px)) bottom right / 150px 1px no-repeat;
  opacity: 0.78;
}

:root[data-fc-theme="shield"] .fc-modal-surface::after,
:root[data-fc-theme="shield"] .fc-popover-surface::after,
:root[data-fc-theme="shield"] .fc-viewport-floating-panel::after {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  content: "";
  background: repeating-linear-gradient(180deg, rgba(217, 251, 255, 0.022) 0 1px, transparent 1px 5px);
  mix-blend-mode: screen;
  opacity: 0.42;
}

:root[data-fc-theme="shield"] .fc-modal-surface > *,
:root[data-fc-theme="shield"] .fc-popover-surface > *,
:root[data-fc-theme="shield"] .fc-viewport-floating-panel > * {
  position: relative;
  z-index: 1;
}

:root[data-fc-theme="shield"] .fc-share-popover .fc-btn-card,
:root[data-fc-theme="shield"] .fc-ai-dialog section,
:root[data-fc-theme="shield"] .fc-export-dialog button:not(.fc-btn),
:root[data-fc-theme="shield"] .fc-publish-change-list,
:root[data-fc-theme="shield"] .fc-publish-change-section,
:root[data-fc-theme="shield"] .fc-shortcuts-kbd {
  border-color: rgba(54, 232, 255, 0.24);
  background: rgba(1, 8, 12, 0.66);
  box-shadow: inset 0 1px 0 rgba(217, 251, 255, 0.04);
}

:root[data-fc-theme="shield"] .fc-project-menu,
:root[data-fc-theme="shield"] .fc-publish-tooltip {
  min-width: min(360px, calc(100vw - 24px));
}

:root[data-fc-theme="shield"] .fc-project-menu-title,
:root[data-fc-theme="shield"] .fc-publish-change-label {
  color: var(--fc-accent);
  font-family: var(--fc-hud-font);
  text-shadow: 0 0 12px rgba(54, 232, 255, 0.28);
}

:root[data-fc-theme="shield"] .fc-toast {
  position: relative;
  overflow: hidden;
  font-family: var(--fc-hud-font);
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.16);
}

:root[data-fc-theme="shield"] .fc-toast::before,
:root[data-fc-theme="shield"] .fc-toast::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
}

:root[data-fc-theme="shield"] .fc-toast::before {
  background:
    linear-gradient(90deg, currentColor 0 30px, transparent 30px) top left / 92px 1px no-repeat,
    linear-gradient(90deg, transparent calc(100% - 30px), currentColor calc(100% - 30px)) bottom right / 92px 1px no-repeat;
  color: var(--fc-accent);
  opacity: 0.58;
}

:root[data-fc-theme="shield"] .fc-toast::after {
  background: repeating-linear-gradient(180deg, rgba(217, 251, 255, 0.022) 0 1px, transparent 1px 5px);
  mix-blend-mode: screen;
}

:root[data-fc-theme="shield"] .fc-toast > * {
  position: relative;
  z-index: 1;
}

:root[data-fc-theme="shield"] .fc-toast-icon {
  box-shadow: 0 0 16px color-mix(in srgb, currentColor 42%, transparent);
}

:root[data-fc-theme="shield"] .fc-draw-palette,
:root[data-fc-theme="shield"] .fc-draw-popup {
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-draw-section-label {
  color: var(--fc-accent);
  opacity: 0.78;
  text-shadow: 0 0 12px rgba(54, 232, 255, 0.28);
}

:root[data-fc-theme="shield"] .fc-draw-tool-btn {
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.2);
  box-shadow: inset 0 1px 0 rgba(217, 251, 255, 0.035);
}

:root[data-fc-theme="shield"] .fc-draw-tool-btn.hovered {
  --fc-draw-tool-border: rgba(54, 232, 255, 0.28);
  color: var(--fc-text);
  box-shadow:
    0 0 18px rgba(54, 232, 255, 0.14),
    inset 0 1px 0 rgba(217, 251, 255, 0.05);
}

:root[data-fc-theme="shield"] .fc-draw-tool-btn.active {
  --fc-draw-tool-border: rgba(217, 251, 255, 0.32);
  text-shadow: none;
  box-shadow:
    0 0 22px rgba(54, 232, 255, 0.24),
    inset 0 1px 0 rgba(217, 251, 255, 0.16);
}

:root[data-fc-theme="shield"] .fc-draw-kbd {
  border: 1px solid rgba(54, 232, 255, 0.22);
  color: var(--fc-text);
}

:root[data-fc-theme="shield"] .fc-draw-status {
  font-family: var(--fc-hud-font);
  text-shadow: 0 0 8px rgba(217, 251, 255, 0.25);
}

:root[data-fc-theme="shield"] .fc-draw-status-badge {
  color: var(--fc-warning);
  text-shadow: 0 0 10px rgba(255, 157, 54, 0.35);
}

:root[data-fc-theme="shield"] .fc-build-ledger-panel {
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-build-ledger-header,
:root[data-fc-theme="shield"] .fc-build-ledger-events,
:root[data-fc-theme="shield"] .fc-build-ledger-event,
:root[data-fc-theme="shield"] .fc-build-ledger-node {
  border-color: rgba(54, 232, 255, 0.12);
}

:root[data-fc-theme="shield"] .fc-build-ledger-header {
  color: var(--fc-accent);
  text-shadow: 0 0 12px rgba(54, 232, 255, 0.22);
}

:root[data-fc-theme="shield"] .fc-build-ledger-event-dot {
  box-shadow: 0 0 12px currentColor;
}

:root[data-fc-theme="shield"] .fc-build-ledger-metric {
  box-shadow: inset 0 1px 0 rgba(217, 251, 255, 0.04);
}

:root[data-fc-theme="shield"] .fc-project-menu-section,
:root[data-fc-theme="shield"] .fc-publish-dialog-header,
:root[data-fc-theme="shield"] .fc-publish-dialog-footer,
:root[data-fc-theme="shield"] .fc-publish-tooltip > div:last-child {
  border-color: rgba(54, 232, 255, 0.16);
}

:root[data-fc-theme="shield"] .fc-publish-dialog-header {
  background: linear-gradient(90deg, rgba(54, 232, 255, 0.08), rgba(255, 157, 54, 0.035));
}

:root[data-fc-theme="shield"] .fc-publish-change-list {
  border: 1px solid rgba(54, 232, 255, 0.16);
  border-radius: 4px;
}

:root[data-fc-theme="shield"] .fc-publish-change-section {
  padding: 10px 12px 8px;
  border-bottom: 1px solid rgba(54, 232, 255, 0.09);
}

:root[data-fc-theme="shield"] .fc-publish-change-section:last-child {
  border-bottom: 0;
}

:root[data-fc-theme="shield"] .fc-publish-tooltip-row {
  border-bottom: 1px solid rgba(54, 232, 255, 0.07);
}

:root[data-fc-theme="shield"] .fc-publish-tooltip-row:last-of-type {
  border-bottom: 0;
}

:root[data-fc-theme="shield"] .fc-shortcuts-dialog table tr {
  border-bottom-color: rgba(54, 232, 255, 0.08);
}

:root[data-fc-theme="shield"] .fc-viewport-floating-panel button:hover {
  background: color-mix(in srgb, var(--fc-accent) 12%, transparent);
  color: var(--fc-text);
}

:root[data-fc-theme="shield"] .fc-animation-bar,
:root[data-fc-theme="shield"] .fc-trajectory-timeline {
  overflow: visible;
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-animation-step-label,
:root[data-fc-theme="shield"] .fc-trajectory-preset-menu,
:root[data-fc-theme="shield"] .fc-model-journey-bar,
:root[data-fc-theme="shield"] .fc-model-journey-launcher,
:root[data-fc-theme="shield"] .fc-evaluation-indicator,
:root[data-fc-theme="shield"] .fc-hover-tooltip {
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-trajectory-preset-menu {
  --fc-trajectory-preset-bg:
    linear-gradient(135deg, rgba(54, 232, 255, 0.16), rgba(1, 8, 12, 0.94) 42%),
    linear-gradient(315deg, rgba(255, 157, 54, 0.12), transparent 38%), rgba(1, 8, 12, 0.96);
  --fc-trajectory-preset-border: rgba(54, 232, 255, 0.52);
  --fc-trajectory-preset-shadow: 0 22px 58px rgba(0, 0, 0, 0.58), 0 0 0 1px rgba(54, 232, 255, 0.13), 0 0 26px rgba(54, 232, 255, 0.16);
  --fc-trajectory-preset-item-bg: rgba(1, 12, 17, 0.54);
  --fc-trajectory-preset-item-border: rgba(54, 232, 255, 0.08);
  --fc-trajectory-preset-selected-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.24), rgba(255, 157, 54, 0.08));
  --fc-trajectory-preset-selected-border: rgba(54, 232, 255, 0.5);
  --fc-trajectory-preset-icon-bg: rgba(1, 8, 12, 0.86);
  --fc-trajectory-preset-icon-border: rgba(54, 232, 255, 0.18);
  --fc-trajectory-preset-icon-radius: 3px;
  --fc-trajectory-preset-name-color: var(--fc-text);
  --fc-trajectory-preset-desc-color: rgba(177, 226, 232, 0.84);
  backdrop-filter: blur(14px) saturate(130%);
}

:root[data-fc-theme="shield"] .fc-trajectory-preset-menu > div:not([style*="height"]) {
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.18);
}

:root[data-fc-theme="shield"] .fc-object-context-menu,
:root[data-fc-theme="shield"] .fc-face-info-panel {
  --fc-floating-panel-bg:
    linear-gradient(135deg, rgba(54, 232, 255, 0.14), rgba(1, 8, 12, 0.94) 44%),
    linear-gradient(315deg, rgba(255, 157, 54, 0.1), transparent 36%), rgba(1, 8, 12, 0.96);
  --fc-floating-panel-border: rgba(54, 232, 255, 0.48);
  --fc-floating-panel-shadow: 0 20px 54px rgba(0, 0, 0, 0.58), 0 0 0 1px rgba(54, 232, 255, 0.12), 0 0 28px rgba(54, 232, 255, 0.16);
}

:root[data-fc-theme="shield"] .fc-object-context-menu {
  --fc-object-context-menu-item-bg: rgba(1, 12, 17, 0.62);
  --fc-object-context-menu-item-border: rgba(54, 232, 255, 0.1);
  --fc-object-context-menu-item-color: var(--fc-text);
  --fc-object-context-menu-item-radius: 3px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

:root[data-fc-theme="shield"] .fc-object-context-menu-item {
  position: relative;
  padding-left: 18px;
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.2);
}

:root[data-fc-theme="shield"] .fc-object-context-menu-item::before {
  position: absolute;
  top: 50%;
  left: 8px;
  width: 4px;
  height: 4px;
  content: "";
  background: var(--fc-accent);
  box-shadow: 0 0 8px rgba(54, 232, 255, 0.44);
  transform: translateY(-50%) rotate(45deg);
}

:root[data-fc-theme="shield"] .fc-object-context-menu-item:hover {
  --fc-object-context-menu-item-bg: linear-gradient(90deg, rgba(54, 232, 255, 0.2), rgba(255, 157, 54, 0.06));
  --fc-object-context-menu-item-border: rgba(54, 232, 255, 0.38);
}

:root[data-fc-theme="shield"] .fc-face-info-panel {
  line-height: 1.35;
}

:root[data-fc-theme="shield"] .fc-measure-mode-banner {
  letter-spacing: 0;
  text-shadow: none;
}

:root[data-fc-theme="shield"] .fc-measure-info-panel {
  line-height: 1.35;
}

:root[data-fc-theme="shield"] .fc-palette-overlay {
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-palette-surface::before,
:root[data-fc-theme="shield"] .fc-palette-surface::after {
  position: absolute;
  z-index: 1;
  pointer-events: none;
  content: "";
}

:root[data-fc-theme="shield"] .fc-palette-surface::before {
  inset: 0;
  border: 1px solid transparent;
  background:
    linear-gradient(90deg, var(--fc-accent) 0 52px, transparent 52px) top left / 170px 1px no-repeat,
    linear-gradient(90deg, transparent calc(100% - 52px), var(--fc-warning) calc(100% - 52px)) bottom right / 170px 1px no-repeat,
    linear-gradient(180deg, var(--fc-accent) 0 28px, transparent 28px) top left / 1px 96px no-repeat,
    linear-gradient(180deg, transparent calc(100% - 28px), var(--fc-warning) calc(100% - 28px)) bottom right / 1px 96px no-repeat;
  opacity: 0.82;
}

:root[data-fc-theme="shield"] .fc-palette-surface::after {
  inset: 0;
  background: repeating-linear-gradient(180deg, rgba(217, 251, 255, 0.026) 0 1px, transparent 1px 5px);
  mix-blend-mode: screen;
  opacity: 0.44;
}

:root[data-fc-theme="shield"] .fc-palette-input,
:root[data-fc-theme="shield"] .fc-palette-list {
  position: relative;
  z-index: 2;
}

:root[data-fc-theme="shield"] .fc-palette-input::placeholder {
  color: rgba(142, 189, 198, 0.7);
}

:root[data-fc-theme="shield"] .fc-palette-row {
  position: relative;
  min-height: 32px;
  border-bottom: 1px solid rgba(54, 232, 255, 0.07);
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-palette-row.selected {
  color: var(--fc-text);
  text-shadow: 0 0 12px rgba(54, 232, 255, 0.28);
}

:root[data-fc-theme="shield"] .fc-palette-row.selected::before {
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 0;
  width: 2px;
  content: "";
  background: var(--fc-accent);
  box-shadow: 0 0 16px rgba(54, 232, 255, 0.75);
}

:root[data-fc-theme="shield"] .fc-palette-kbd,
:root[data-fc-theme="shield"] .fc-palette-kind {
  color: var(--fc-textMuted);
  font-family: var(--fc-hud-font);
  box-shadow: inset 0 -1px 0 rgba(54, 232, 255, 0.18);
}

:root[data-fc-theme="shield"] .fc-file-explorer {
  background-size:
    24px 24px,
    24px 24px,
    cover;
  box-shadow: inset -1px 0 0 rgba(54, 232, 255, 0.08);
}

:root[data-fc-theme="shield"] .fc-file-explorer-header {
  font-family: var(--fc-hud-font);
  box-shadow: inset 0 -1px 0 rgba(54, 232, 255, 0.08);
}

:root[data-fc-theme="shield"] .fc-file-node {
  position: relative;
  border-bottom: 1px solid rgba(54, 232, 255, 0.045);
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-file-node-icon {
  position: relative;
  display: inline-grid;
  flex: 0 0 16px;
  height: 16px;
  place-items: center;
  color: transparent;
  font-size: 0;
}

:root[data-fc-theme="shield"] .fc-file-node-icon::before,
:root[data-fc-theme="shield"] .fc-file-node-icon::after {
  position: absolute;
  pointer-events: none;
  content: "";
}

:root[data-fc-theme="shield"] .fc-file-node-icon--folder::before {
  bottom: 2px;
  left: 1px;
  width: 13px;
  height: 9px;
  border: 1px solid rgba(255, 157, 54, 0.76);
  background: linear-gradient(180deg, rgba(255, 157, 54, 0.18), rgba(54, 232, 255, 0.05));
  box-shadow: 0 0 8px rgba(255, 157, 54, 0.18);
  clip-path: polygon(0 3px, 36% 3px, 45% 0, 100% 0, 100% 100%, 0 100%);
}

:root[data-fc-theme="shield"] .fc-file-node-icon--file::before {
  top: 1px;
  left: 3px;
  width: 9px;
  height: 12px;
  border: 1px solid rgba(54, 232, 255, 0.68);
  background: linear-gradient(180deg, rgba(54, 232, 255, 0.1), rgba(1, 12, 17, 0.12));
  clip-path: polygon(0 0, 68% 0, 100% 28%, 100% 100%, 0 100%);
}

:root[data-fc-theme="shield"] .fc-file-node-icon--file::after {
  top: 1px;
  right: 3px;
  width: 4px;
  height: 4px;
  border-bottom: 1px solid rgba(54, 232, 255, 0.5);
  border-left: 1px solid rgba(54, 232, 255, 0.5);
}

:root[data-fc-theme="shield"] .fc-file-node-icon--mesh::before,
:root[data-fc-theme="shield"] .fc-file-node-icon--exact::before {
  inset: 3px;
  border: 1px solid var(--fc-warning);
  background: rgba(255, 157, 54, 0.1);
  box-shadow: 0 0 8px rgba(255, 157, 54, 0.22);
}

:root[data-fc-theme="shield"] .fc-file-node-icon--mesh::before {
  transform: rotate(45deg);
}

:root[data-fc-theme="shield"] .fc-file-node-icon--exact::before {
  clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
}

:root[data-fc-theme="shield"] .fc-file-node-icon--image::before {
  inset: 2px;
  border: 1px solid rgba(54, 232, 255, 0.65);
  background: linear-gradient(135deg, transparent 52%, rgba(255, 157, 54, 0.3) 53% 72%, transparent 73%), rgba(54, 232, 255, 0.08);
}

:root[data-fc-theme="shield"] .fc-file-node.active,
:root[data-fc-theme="shield"] .fc-file-node.selected {
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.22);
}

:root[data-fc-theme="shield"] .fc-file-node.active::after,
:root[data-fc-theme="shield"] .fc-file-node.selected::after {
  position: absolute;
  top: 6px;
  right: 0;
  bottom: 6px;
  width: 2px;
  content: "";
  background: var(--fc-accent);
  box-shadow: 0 0 12px rgba(54, 232, 255, 0.65);
}

:root[data-fc-theme="shield"] .fc-file-node.published::before {
  position: absolute;
  top: 5px;
  bottom: 5px;
  left: 0;
  width: 2px;
  content: "";
  background: var(--fc-warning);
  box-shadow: 0 0 10px rgba(255, 157, 54, 0.5);
}

:root[data-fc-theme="shield"] .fc-file-node-modified {
  box-shadow: 0 0 10px rgba(255, 157, 54, 0.58);
}

:root[data-fc-theme="shield"] .fc-file-create-input,
:root[data-fc-theme="shield"] .fc-file-rename-input {
  font-family: var(--fc-hud-font);
  box-shadow: var(--fc-shield-glow);
}

:root[data-fc-theme="shield"] .fc-file-context-menu {
  min-width: 178px;
  padding: 0;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(54, 232, 255, 0.16), transparent 28%), linear-gradient(315deg, rgba(255, 157, 54, 0.12), transparent 34%),
    color-mix(in srgb, var(--fc-bgPanel) 96%, transparent);
  border-color: color-mix(in srgb, var(--fc-accent) 62%, transparent);
  border-radius: 2px;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  font-family: var(--fc-hud-font);
  box-shadow:
    0 18px 44px rgba(0, 0, 0, 0.52),
    0 0 0 1px rgba(54, 232, 255, 0.12),
    0 0 24px rgba(54, 232, 255, 0.12);
}

:root[data-fc-theme="shield"] .fc-file-context-menu::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background:
    repeating-linear-gradient(180deg, rgba(217, 251, 255, 0.025) 0 1px, transparent 1px 5px),
    linear-gradient(90deg, var(--fc-accent) 0 26px, transparent 26px) top left / 84px 1px no-repeat,
    linear-gradient(90deg, transparent calc(100% - 26px), var(--fc-warning) calc(100% - 26px)) bottom right / 84px 1px no-repeat;
  opacity: 0.82;
}

:root[data-fc-theme="shield"] .fc-file-context-menu-header,
:root[data-fc-theme="shield"] .fc-file-context-menu-item,
:root[data-fc-theme="shield"] .fc-file-context-menu-separator {
  position: relative;
  z-index: 1;
}

:root[data-fc-theme="shield"] .fc-file-context-menu-header {
  padding: 7px 12px 5px;
  overflow: hidden;
  color: var(--fc-textDim);
  font-size: 10px;
  font-weight: 700;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
  background: rgba(54, 232, 255, 0.055);
  border-bottom: 1px solid rgba(54, 232, 255, 0.16);
}

:root[data-fc-theme="shield"] .fc-file-context-menu-item {
  position: relative;
  padding: 7px 12px 7px 18px;
  color: var(--fc-text);
  font-size: 12px;
  cursor: pointer;
  border-bottom: 1px solid rgba(54, 232, 255, 0.06);
}

:root[data-fc-theme="shield"] .fc-file-context-menu-item::before {
  position: absolute;
  top: 50%;
  left: 8px;
  width: 4px;
  height: 4px;
  content: "";
  background: color-mix(in srgb, var(--fc-accent) 72%, transparent);
  box-shadow: 0 0 8px rgba(54, 232, 255, 0.42);
  transform: translateY(-50%) rotate(45deg);
}

:root[data-fc-theme="shield"] .fc-file-context-menu-item:hover {
  color: var(--fc-text);
  background: linear-gradient(90deg, rgba(54, 232, 255, 0.18), transparent 74%), rgba(54, 232, 255, 0.045);
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.35);
}

:root[data-fc-theme="shield"] .fc-file-context-menu-item--accent {
  color: var(--fc-accent);
  font-weight: 700;
}

:root[data-fc-theme="shield"] .fc-file-context-menu-item--danger {
  color: color-mix(in srgb, var(--fc-error) 88%, white 12%);
}

:root[data-fc-theme="shield"] .fc-file-context-menu-item--danger::before {
  background: var(--fc-error);
  box-shadow: 0 0 8px rgba(255, 97, 118, 0.45);
}

:root[data-fc-theme="shield"] .fc-file-context-menu-separator {
  height: 1px;
  margin: 3px 0;
  background: linear-gradient(90deg, transparent, rgba(54, 232, 255, 0.26), transparent);
}

:root[data-fc-theme="shield"] .fc-param-panel {
  box-shadow: 0 -16px 38px rgba(54, 232, 255, 0.05);
}

:root[data-fc-theme="shield"] .fc-param-panel-body {
  scrollbar-gutter: stable;
}

:root[data-fc-theme="shield"] .fc-param-snapshot-shelf,
:root[data-fc-theme="shield"] .fc-param-control {
  border: 1px solid var(--fc-param-card-border);
  border-radius: var(--fc-param-card-radius);
  box-shadow: inset 0 1px 0 rgba(217, 251, 255, 0.04);
}

:root[data-fc-theme="shield"] .fc-param-control {
  padding: 7px 8px;
  background: rgba(1, 8, 12, 0.48);
}

:root[data-fc-theme="shield"] .fc-param-control.changed {
  border-color: rgba(255, 157, 54, 0.34);
  background: linear-gradient(90deg, rgba(255, 157, 54, 0.09), rgba(1, 8, 12, 0.5) 46%);
}

:root[data-fc-theme="shield"] .fc-param-number-input {
  font-family: var(--fc-hud-font);
  box-shadow: inset 0 0 12px rgba(54, 232, 255, 0.05);
}

:root[data-fc-theme="shield"] .fc-param-snapshot-row {
  box-shadow: inset 0 1px 0 rgba(217, 251, 255, 0.035);
}

/* Labeled toolbar button — icon + text, for primary actions */
.fc-toolbar-labeled {
  height: 32px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  font-size: 14px;
  flex-shrink: 0;
  border-radius: 6px;
}
.fc-toolbar-labeled span {
  font-size: 12px;
}
.fc-toolbar-project-chip {
  max-width: 180px;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* --- Input fields --- */
input:not([type="range"]):not([type="checkbox"]):not([type="radio"]):not([type="color"]),
textarea,
select {
  background: var(--fc-bgInput);
  border: 1px solid var(--fc-border);
  border-radius: 4px;
  padding: 4px 6px;
  color: var(--fc-text);
  font-size: 12px;
  font-family: inherit;
}
input:not([type="range"]):not([type="checkbox"]):not([type="radio"]):not([type="color"]):focus,
textarea:focus,
select:focus {
  border-color: var(--fc-accent);
  box-shadow: 0 0 0 1px var(--fc-accent);
}

:root[data-fc-theme="shield"] input:not([type="range"]):not([type="checkbox"]):not([type="radio"]):not([type="color"]),
:root[data-fc-theme="shield"] textarea,
:root[data-fc-theme="shield"] select {
  background: color-mix(in srgb, var(--fc-bgInput) 82%, transparent);
  border-color: var(--fc-shield-line-soft);
  color: var(--fc-textMuted);
  box-shadow: inset 0 1px 0 rgba(217, 251, 255, 0.035);
}

:root[data-fc-theme="shield"] select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--fc-accent) 50%), linear-gradient(135deg, var(--fc-accent) 50%, transparent 50%);
  background-position:
    calc(100% - 10px) 50%,
    calc(100% - 6px) 50%;
  background-repeat: no-repeat;
  background-size:
    4px 4px,
    4px 4px;
  padding-right: 20px;
}

:root[data-fc-theme="shield"] input:not([type="range"]):not([type="checkbox"]):not([type="radio"]):not([type="color"]):focus,
:root[data-fc-theme="shield"] textarea:focus,
:root[data-fc-theme="shield"] select:focus {
  background: color-mix(in srgb, var(--fc-accent) 12%, var(--fc-bgInput));
  border-color: color-mix(in srgb, var(--fc-accent) 68%, transparent);
  color: var(--fc-text);
  box-shadow:
    inset 0 -2px 0 color-mix(in srgb, var(--fc-accent) 72%, transparent),
    var(--fc-shield-glow);
}

:root[data-fc-theme="shield"] input[type="checkbox"],
:root[data-fc-theme="shield"] input[type="radio"] {
  position: relative;
  flex: 0 0 auto;
  width: 13px;
  height: 13px;
  margin: 0 4px 0 0;
  vertical-align: -2px;
  appearance: none;
  cursor: pointer;
  background: linear-gradient(180deg, rgba(54, 232, 255, 0.08), rgba(1, 12, 17, 0.7)), rgba(1, 8, 12, 0.9);
  border: 1px solid rgba(54, 232, 255, 0.44);
  border-radius: 3px;
  box-shadow:
    inset 0 1px 0 rgba(217, 251, 255, 0.06),
    0 0 8px rgba(54, 232, 255, 0.08);
}

:root[data-fc-theme="shield"] input[type="radio"] {
  border-radius: 50%;
}

:root[data-fc-theme="shield"] input[type="checkbox"]::before,
:root[data-fc-theme="shield"] input[type="radio"]::before {
  position: absolute;
  inset: 2px;
  pointer-events: none;
  content: "";
  background: transparent;
  opacity: 0;
  transition:
    opacity 120ms ease,
    transform 120ms ease;
  transform: scale(0.72);
}

:root[data-fc-theme="shield"] input[type="checkbox"]:checked,
:root[data-fc-theme="shield"] input[type="radio"]:checked {
  background: linear-gradient(180deg, rgba(54, 232, 255, 0.24), rgba(1, 12, 17, 0.78)), rgba(1, 8, 12, 0.9);
  border-color: rgba(54, 232, 255, 0.9);
  box-shadow:
    inset 0 0 10px rgba(54, 232, 255, 0.16),
    0 0 12px rgba(54, 232, 255, 0.34);
}

:root[data-fc-theme="shield"] input[type="checkbox"]:checked::before {
  inset: 2px 1px 3px 2px;
  background: var(--fc-accent);
  opacity: 1;
  transform: scale(1);
  clip-path: polygon(14% 48%, 36% 70%, 86% 18%, 100% 32%, 37% 92%, 0 58%);
}

:root[data-fc-theme="shield"] input[type="radio"]:checked::before {
  background: var(--fc-accent);
  border-radius: 50%;
  opacity: 1;
  box-shadow: 0 0 8px rgba(54, 232, 255, 0.52);
  transform: scale(1);
}

:root[data-fc-theme="shield"] input[type="checkbox"]:hover,
:root[data-fc-theme="shield"] input[type="radio"]:hover {
  border-color: rgba(54, 232, 255, 0.74);
  box-shadow:
    inset 0 1px 0 rgba(217, 251, 255, 0.08),
    0 0 12px rgba(54, 232, 255, 0.2);
}

:root[data-fc-theme="shield"] input[type="checkbox"]:focus-visible,
:root[data-fc-theme="shield"] input[type="radio"]:focus-visible {
  outline: none;
  box-shadow:
    0 0 0 1px rgba(1, 8, 12, 0.95),
    0 0 0 2px var(--fc-accent),
    0 0 16px rgba(54, 232, 255, 0.3);
}

:root[data-fc-theme="shield"] input[type="checkbox"]:disabled,
:root[data-fc-theme="shield"] input[type="radio"]:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

/* --- Tooltip-like subtle shadow for floating elements --- */
.fc-floating {
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.3),
    0 1px 4px rgba(0, 0, 0, 0.2);
}

/* --- Animations --- */
@keyframes fc-fadein {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fc-fadein-up {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fc-slide-in-right {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes fc-slide-out-right {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}
@keyframes fc-pulse {
  0%,
  100% {
    opacity: 0.4;
  }
  50% {
    opacity: 1;
  }
}
@keyframes fc-shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}
@keyframes fc-shield-viewport-scan {
  0% {
    background-position:
      center,
      center,
      0 0,
      0 0,
      center,
      center;
  }
  100% {
    background-position:
      center,
      center,
      76px 38px,
      38px 76px,
      center,
      center;
  }
}
@keyframes fc-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes fc-scale-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  :root[data-fc-theme="shield"] .fc-boot-screen::after,
  :root[data-fc-theme="shield"] .fc-viewport-shell::before {
    animation: none;
  }
}

/* --- Range inputs (sliders) --- */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--fc-border);
  border-radius: 2px;
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--fc-accent);
  cursor: pointer;
  border: 2px solid var(--fc-bgPanel);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  transition:
    transform 0.1s ease,
    box-shadow 0.1s ease;
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
}
input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--fc-accent);
  cursor: pointer;
  border: 2px solid var(--fc-bgPanel);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

:root[data-fc-theme="shield"] input[type="range"] {
  background: linear-gradient(90deg, var(--fc-accent), var(--fc-warning));
  box-shadow: 0 0 14px rgba(54, 232, 255, 0.16);
}

:root[data-fc-theme="shield"] input[type="range"]::-webkit-slider-thumb {
  background: var(--fc-warning);
  border-color: var(--fc-bgInput);
  box-shadow: 0 0 14px rgba(255, 157, 54, 0.54);
}

:root[data-fc-theme="shield"] input[type="range"]::-moz-range-thumb {
  background: var(--fc-warning);
  border-color: var(--fc-bgInput);
  box-shadow: 0 0 14px rgba(255, 157, 54, 0.54);
}

/* --- Color input --- */
input[type="color"] {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border: 1px solid var(--fc-border);
  border-radius: 4px;
  padding: 1px;
  cursor: pointer;
  background: transparent;
}
input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}
input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 3px;
}

/* --- Resize handle polish --- */
.fc-resize-handle {
  transition: background 0.15s ease;
}
.fc-resize-handle:hover {
  background: var(--fc-bgActive);
}

:root[data-fc-theme="shield"] .fc-resize-handle {
  background: linear-gradient(180deg, transparent, rgba(54, 232, 255, 0.18), transparent);
}

:root[data-fc-theme="shield"] .fc-resize-handle:hover {
  background: linear-gradient(180deg, transparent, rgba(54, 232, 255, 0.46), transparent);
  box-shadow: 0 0 18px rgba(54, 232, 255, 0.34);
}

/* =====================================================================
   Documentation page styles
   ===================================================================== */

/* --- Layout shell --- */
.fc-docs-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--fc-bg);
}
.fc-docs-body {
  display: flex;
  flex: 1;
  padding-top: 56px;
}
.fc-docs-main {
  flex: 1;
  overflow-y: auto;
  height: calc(100vh - 56px);
}

/* --- Top nav --- */
.fc-docs-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: var(--fc-bg);
  border-bottom: 1px solid var(--fc-border);
  z-index: 100;
  backdrop-filter: blur(8px);
}
.fc-docs-nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--fc-text);
}
.fc-docs-nav-logo span:last-child {
  font-size: 16px;
  font-weight: 700;
  color: var(--fc-accent);
  letter-spacing: -0.02em;
}
.fc-docs-nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}
.fc-docs-nav-active {
  color: var(--fc-accent);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}
.fc-docs-nav-link {
  color: var(--fc-textMuted);
  text-decoration: none;
  font-size: 14px;
}
.fc-docs-nav-link:hover {
  color: var(--fc-text);
}
.fc-docs-nav-cta {
  padding: 6px 16px;
  font-size: 14px;
  font-weight: 600;
  background: var(--fc-accent);
  color: var(--fc-accentText);
  border-radius: 6px;
  text-decoration: none;
  transition: opacity 0.15s;
}
.fc-docs-nav-cta:hover {
  opacity: 0.9;
}

/* --- Search trigger in nav --- */
.fc-docs-search-trigger {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--fc-bgSurface);
  border: 1px solid var(--fc-border);
  border-radius: 6px;
  color: var(--fc-textDim);
  font-size: 13px;
  cursor: pointer;
  transition:
    border-color 0.15s,
    color 0.15s;
}
.fc-docs-search-trigger:hover {
  border-color: var(--fc-accent);
  color: var(--fc-textMuted);
}
.fc-docs-search-trigger kbd {
  margin-left: 4px;
  padding: 1px 5px;
  font-size: 11px;
  background: var(--fc-bgHover);
  border: 1px solid var(--fc-border);
  border-radius: 3px;
  font-family: var(--fc-mono, "SF Mono", "Fira Code", monospace);
  color: var(--fc-textDim);
}

/* --- Theme toggle --- */
.fc-docs-theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--fc-bgSurface);
  border: 1px solid var(--fc-border);
  border-radius: 6px;
  color: var(--fc-textDim);
  cursor: pointer;
  transition:
    border-color 0.15s,
    color 0.15s;
}
.fc-docs-theme-toggle:hover {
  border-color: var(--fc-accent);
  color: var(--fc-textMuted);
}

/* --- Sidebar backdrop (mobile only, visible via media query) --- */
.fc-docs-sidebar-backdrop {
  display: none;
}

/* --- Sidebar --- */
.fc-docs-sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--fc-bgPanel);
  border-right: 1px solid var(--fc-border);
  padding: 20px 0;
  overflow-y: auto;
  height: calc(100vh - 56px);
  position: sticky;
  top: 56px;
}
/* Desktop: hide sidebar when not open (not in flow) */
.fc-docs-sidebar:not(.open) {
  display: none;
}
.fc-docs-sidebar::-webkit-scrollbar {
  width: 4px;
}
.fc-docs-sidebar::-webkit-scrollbar-track {
  background: transparent;
}
.fc-docs-sidebar::-webkit-scrollbar-thumb {
  background: var(--fc-border);
  border-radius: 2px;
}

.fc-docs-sidebar-group-title {
  padding: 12px 20px 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fc-textDim);
}
.fc-docs-sidebar-link {
  display: block;
  padding: 5px 20px 5px 24px;
  font-size: 13px;
  color: var(--fc-textMuted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition:
    color 0.1s,
    background 0.1s,
    border-color 0.1s;
}
.fc-docs-sidebar-link:hover {
  color: var(--fc-text);
  background: var(--fc-bgHover);
}
.fc-docs-sidebar-link.active {
  color: var(--fc-accent);
  border-left-color: var(--fc-accent);
  background: var(--fc-bgHover);
  font-weight: 600;
}

/* --- Index page --- */
.fc-docs-index {
  padding: 40px 48px 80px;
  max-width: 800px;
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
}
.fc-docs-index-hero {
  padding: 60px 0 40px;
  text-align: center;
}
.fc-docs-index-hero h1 {
  font-size: 32px;
  font-weight: 700;
  color: var(--fc-text);
  margin: 0 0 12px;
}
.fc-docs-index-hero p {
  font-size: 16px;
  color: var(--fc-textMuted);
  margin: 0 0 8px;
}
.fc-docs-index-hint {
  font-size: 13px;
  color: var(--fc-textDim);
}
.fc-docs-index-hint kbd {
  padding: 2px 6px;
  font-size: 12px;
  background: var(--fc-bgSurface);
  border: 1px solid var(--fc-border);
  border-radius: 4px;
  font-family: var(--fc-mono, monospace);
  color: var(--fc-accent);
}
.fc-docs-index-heading {
  font-size: 14px;
  font-weight: 600;
  color: var(--fc-textDim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 32px 0 12px;
}
.fc-docs-index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 8px;
}
.fc-docs-index-card {
  display: block;
  padding: 16px 20px;
  background: var(--fc-bgSurface);
  border: 1px solid var(--fc-border);
  border-radius: 8px;
  text-decoration: none;
  transition:
    border-color 0.15s,
    background 0.15s;
}
.fc-docs-index-card:hover {
  border-color: var(--fc-accent);
  background: var(--fc-bgHover);
}
.fc-docs-index-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--fc-text);
  margin-bottom: 4px;
}
.fc-docs-index-card-desc {
  font-size: 13px;
  color: var(--fc-textMuted);
}

/* --- Doc content (markdown) --- */
.fc-docs-content {
  padding: 40px 48px 80px;
  max-width: 860px;
  margin: 0 auto;
  line-height: 1.7;
  color: var(--fc-text);
  font-size: 15px;
}
.fc-docs-content h1 {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--fc-border);
  color: var(--fc-text);
}
.fc-docs-content h2 {
  font-size: 20px;
  font-weight: 600;
  margin: 36px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--fc-border);
  color: var(--fc-text);
}
.fc-docs-content h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 28px 0 8px;
  color: var(--fc-text);
}
.fc-docs-content h4 {
  font-size: 14px;
  font-weight: 600;
  margin: 24px 0 6px;
  padding-top: 16px;
  border-top: 1px solid color-mix(in srgb, var(--fc-border) 50%, transparent);
  color: var(--fc-accent);
}
/* First h4 after a group heading or section start — no top border */
.fc-docs-content h3 + h4,
.fc-docs-content strong + h4,
.fc-docs-content p + h4:first-of-type {
  border-top: none;
  padding-top: 0;
}
.fc-docs-content p {
  margin: 0 0 12px;
  color: var(--fc-text);
}
.fc-docs-content ul,
.fc-docs-content ol {
  padding-left: 24px;
  margin: 0 0 12px;
}
.fc-docs-content li {
  margin-bottom: 4px;
}
.fc-docs-content li > ul,
.fc-docs-content li > ol {
  margin-top: 4px;
  margin-bottom: 0;
}
.fc-docs-content a {
  color: var(--fc-accent);
  text-decoration: none;
}
.fc-docs-content a:hover {
  text-decoration: underline;
}
.fc-docs-content strong {
  font-weight: 600;
  color: var(--fc-text);
}
.fc-docs-content hr {
  border: none;
  border-top: 1px solid var(--fc-border);
  margin: 24px 0;
}
.fc-docs-content img {
  max-width: 100%;
  border-radius: 8px;
}

/* Anchor links on headings */
.fc-docs-anchor {
  opacity: 0;
  margin-left: 8px;
  color: var(--fc-textMuted);
  text-decoration: none;
  font-weight: 400;
  font-size: 0.8em;
  transition: opacity 0.15s;
}
.fc-docs-content h1:hover .fc-docs-anchor,
.fc-docs-content h2:hover .fc-docs-anchor,
.fc-docs-content h3:hover .fc-docs-anchor,
.fc-docs-content h4:hover .fc-docs-anchor {
  opacity: 1;
}

/* Scroll-to highlight */
.fc-docs-highlight {
  animation: fc-docs-flash 1.5s ease-out;
}
@keyframes fc-docs-flash {
  0% {
    background: var(--fc-bgActive);
  }
  100% {
    background: transparent;
  }
}

/* Code blocks */
.fc-docs-code {
  background: var(--fc-bgPanel);
  border: 1px solid var(--fc-border);
  border-radius: 8px;
  padding: 16px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.5;
  margin: 0 0 16px;
  font-family: var(--fc-mono, "JetBrains Mono", "Fira Code", "SF Mono", monospace);
}
.fc-docs-code code {
  background: none;
  padding: 0;
  border: none;
  font-size: 13px;
  color: var(--fc-text);
}

/* Inline code — cyan tint for visibility */
.fc-docs-inline-code {
  background: var(--fc-bgSurface);
  border: 1px solid var(--fc-border);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 0.9em;
  font-family: var(--fc-mono, "JetBrains Mono", "Fira Code", "SF Mono", monospace);
  color: var(--fc-accent);
}

/* Blockquotes */
.fc-docs-blockquote {
  border-left: 3px solid var(--fc-accent);
  margin: 0 0 12px;
  padding: 8px 16px;
  background: var(--fc-bgSurface);
  border-radius: 0 4px 4px 0;
  color: var(--fc-textMuted);
}
.fc-docs-blockquote p {
  margin: 0;
}

/* Tables */
.fc-docs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 16px;
  font-size: 13px;
}
.fc-docs-table th,
.fc-docs-table td {
  padding: 8px 12px;
  border: 1px solid var(--fc-border);
  text-align: left;
}
.fc-docs-table th {
  background: var(--fc-bgSurface);
  font-weight: 600;
  color: var(--fc-text);
}
.fc-docs-table td {
  color: var(--fc-textMuted);
}

/* Details/summary (collapsible sections in API docs) */
.fc-docs-content details {
  margin: 0 0 12px;
  border: 1px solid var(--fc-border);
  border-radius: 8px;
  overflow: hidden;
}
.fc-docs-content details summary {
  padding: 10px 16px;
  cursor: pointer;
  font-weight: 500;
  color: var(--fc-textMuted);
  background: var(--fc-bgSurface);
  transition: color 0.1s;
}
.fc-docs-content details summary:hover {
  color: var(--fc-text);
}
.fc-docs-content details[open] summary {
  border-bottom: 1px solid var(--fc-border);
  color: var(--fc-text);
}
.fc-docs-content details > :not(summary) {
  padding: 0 16px;
}
.fc-docs-content details > pre {
  margin: 12px 0;
  border: none;
  border-radius: 0;
}

/* --- Highlight.js token colors (scoped to docs) ---
   Uses theme-aware CSS variables so tokens adapt to any app theme.
   Default palette matches Tokyo Night. */
.fc-docs-content .hljs-keyword,
.fc-docs-content .hljs-tag {
  color: var(--fc-accent);
}
.fc-docs-content .hljs-string,
.fc-docs-content .hljs-template-variable {
  color: var(--fc-success, #9ece6a);
}
.fc-docs-content .hljs-number,
.fc-docs-content .hljs-literal {
  color: var(--fc-warning, #ff9e64);
}
.fc-docs-content .hljs-type,
.fc-docs-content .hljs-title.class_,
.fc-docs-content .hljs-built_in {
  color: var(--fc-warning, #e0af68);
}
.fc-docs-content .hljs-comment {
  color: var(--fc-textDim);
  font-style: italic;
}
.fc-docs-content .hljs-attr,
.fc-docs-content .hljs-attribute {
  color: var(--fc-accent);
}
.fc-docs-content .hljs-params {
  color: var(--fc-text);
}
.fc-docs-content .hljs-title.function_ {
  color: var(--fc-accent);
}
.fc-docs-content .hljs-punctuation {
  color: var(--fc-textMuted);
}
.fc-docs-content .hljs-property {
  color: var(--fc-text);
}
.fc-docs-content .hljs-variable {
  color: var(--fc-text);
}
.fc-docs-content .hljs-regexp {
  color: var(--fc-error, #f7768e);
}
.fc-docs-content .hljs-meta {
  color: var(--fc-textDim);
}
.fc-docs-content .hljs-selector-class {
  color: var(--fc-accent);
}

/* --- Search overlay --- */
.fc-docs-search-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: min(20vh, 160px);
}
.fc-docs-search-modal {
  width: 560px;
  max-width: calc(100vw - 32px);
  background: var(--fc-bgPanel);
  border: 1px solid var(--fc-border);
  border-radius: 12px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}
.fc-docs-search-input-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid var(--fc-border);
}
.fc-docs-search-input-wrap input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-size: 16px;
  font-family: inherit;
  color: var(--fc-text);
}
.fc-docs-search-input-wrap input::placeholder {
  color: var(--fc-textDim);
}
.fc-docs-search-input-wrap kbd {
  padding: 2px 6px;
  font-size: 11px;
  background: var(--fc-bgSurface);
  border: 1px solid var(--fc-border);
  border-radius: 4px;
  color: var(--fc-textDim);
  font-family: var(--fc-mono, monospace);
}
.fc-docs-search-results {
  max-height: 400px;
  overflow-y: auto;
}
.fc-docs-search-results::-webkit-scrollbar {
  width: 4px;
}
.fc-docs-search-results::-webkit-scrollbar-thumb {
  background: var(--fc-border);
  border-radius: 2px;
}

.fc-docs-search-result {
  padding: 10px 16px;
  cursor: pointer;
  border-bottom: 1px solid var(--fc-border);
  transition: background 0.08s;
}
.fc-docs-search-result:last-child {
  border-bottom: none;
}
.fc-docs-search-result:hover,
.fc-docs-search-result.selected {
  background: var(--fc-bgHover);
}
.fc-docs-search-result.selected {
  background: var(--fc-bgActive);
}
.fc-docs-search-result-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--fc-text);
}
.fc-docs-search-result-category {
  font-size: 12px;
  color: var(--fc-textDim);
  margin-top: 2px;
}
.fc-docs-search-result-snippet {
  font-size: 12px;
  color: var(--fc-textMuted);
  margin-top: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.fc-docs-search-empty {
  padding: 24px 16px;
  text-align: center;
  color: var(--fc-textDim);
  font-size: 14px;
}
.fc-docs-search-footer {
  display: flex;
  gap: 16px;
  padding: 8px 16px;
  border-top: 1px solid var(--fc-border);
  font-size: 12px;
  color: var(--fc-textDim);
}
.fc-docs-search-footer kbd {
  padding: 1px 5px;
  font-size: 11px;
  background: var(--fc-bgSurface);
  border: 1px solid var(--fc-border);
  border-radius: 3px;
  font-family: var(--fc-mono, monospace);
  color: var(--fc-textMuted);
}

/* --- TOC backdrop (mobile only, visible via media query) --- */
.fc-docs-toc-backdrop {
  display: none;
}
/* --- TOC handle (mobile bottom sheet, hidden on desktop) --- */
.fc-docs-toc-handle {
  display: none;
}

/* --- On-this-page right sidebar --- */
.fc-docs-toc {
  width: 220px;
  flex-shrink: 0;
  padding: 20px 12px 20px 0;
  overflow-y: auto;
  height: calc(100vh - 56px);
  position: sticky;
  top: 56px;
  border-left: 1px solid var(--fc-border);
  background: var(--fc-bgPanel);
}
/* Desktop: hide TOC when not open */
.fc-docs-toc:not(.open) {
  display: none;
}
.fc-docs-toc::-webkit-scrollbar {
  width: 4px;
}
.fc-docs-toc::-webkit-scrollbar-track {
  background: transparent;
}
.fc-docs-toc::-webkit-scrollbar-thumb {
  background: var(--fc-border);
  border-radius: 2px;
}
.fc-docs-toc-title {
  padding: 0 12px 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fc-textDim);
}
.fc-docs-toc-link {
  display: block;
  padding: 3px 12px;
  font-size: 12px;
  line-height: 1.4;
  color: var(--fc-textMuted);
  text-decoration: none;
  border-left: 2px solid transparent;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.fc-docs-toc-link.indent {
  padding-left: 24px;
  font-size: 11.5px;
}
.fc-docs-toc-link:hover {
  color: var(--fc-text);
}
.fc-docs-toc-link.active {
  color: var(--fc-accent, #58a6ff);
  border-left-color: var(--fc-accent, #58a6ff);
}

/* --- Sidebar toggle buttons --- */
.fc-docs-nav-left {
  display: flex;
  align-items: center;
  gap: 8px;
}
.fc-docs-sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--fc-border);
  border-radius: 6px;
  background: transparent;
  color: var(--fc-textMuted);
  cursor: pointer;
  flex-shrink: 0;
}
.fc-docs-sidebar-toggle:hover {
  background: var(--fc-bgSurface);
  color: var(--fc-text);
}

/* --- Project Selector --- */
.fc-project-item:hover {
  --fc-project-item-bg: var(--fc-bgHover, rgba(255, 255, 255, 0.06));
}

:root[data-fc-theme="shield"] .fc-project-item {
  position: relative;
  border: 1px solid transparent;
  color: var(--fc-textMuted);
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-project-item:hover,
:root[data-fc-theme="shield"] .fc-project-item:focus-visible {
  --fc-project-item-bg: var(--fc-project-item-hover-bg);
  border-color: rgba(54, 232, 255, 0.18);
  color: var(--fc-text);
  outline: none;
}

:root[data-fc-theme="shield"] .fc-project-item.active {
  border-color: rgba(54, 232, 255, 0.24);
  color: var(--fc-text);
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.22);
}

:root[data-fc-theme="shield"] .fc-project-item.active::before {
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 1px;
  width: 2px;
  content: "";
  background: var(--fc-accent);
  box-shadow: 0 0 14px rgba(54, 232, 255, 0.72);
}

/* --- Design Trace --- */
.fc-design-trace-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 8px;
}

.fc-design-trace-metric,
.fc-design-trace-impact,
.fc-design-trace-row,
.fc-design-trace-impact-node {
  border: 1px solid var(--fc-borderLight);
  border-radius: 6px;
  background: var(--fc-bgOverlay);
}

.fc-design-trace-metric {
  min-width: 0;
  padding: 7px 8px;
}

.fc-design-trace-metric strong {
  display: block;
  color: var(--fc-text);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.fc-design-trace-metric span {
  display: block;
  margin-top: 2px;
  color: var(--fc-textDim);
  font-size: 10px;
  text-transform: uppercase;
}

.fc-design-trace-cache-note,
.fc-design-trace-empty,
.fc-design-trace-impact-empty,
.fc-design-trace-impact-more {
  color: var(--fc-textDim);
  font-size: 11px;
  line-height: 1.4;
}

.fc-design-trace-cache-note {
  margin-bottom: 8px;
}

.fc-design-trace-search {
  width: 100%;
  margin-bottom: 8px;
}

.fc-design-trace-list {
  display: grid;
  gap: 5px;
}

.fc-design-trace-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 7px;
  align-items: center;
  min-width: 0;
  padding: 7px 8px;
  cursor: pointer;
}

.fc-design-trace-row:hover,
.fc-design-trace-row:focus-visible,
.fc-design-trace-row.active {
  border-color: var(--fc-accent);
  outline: none;
}

.fc-design-trace-row.active {
  background: color-mix(in srgb, var(--fc-accent) 12%, transparent);
}

.fc-design-trace-row-main,
.fc-design-trace-impact-node-label,
.fc-design-trace-impact-node-meta {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fc-design-trace-row-main {
  display: grid;
  gap: 2px;
}

.fc-design-trace-label {
  min-width: 0;
  overflow: hidden;
  color: var(--fc-text);
  font-size: 12px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fc-design-trace-meta {
  min-width: 0;
  overflow: hidden;
  color: var(--fc-textDim);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fc-design-trace-badge,
.fc-design-trace-copy {
  border: 1px solid var(--fc-borderLight);
  border-radius: 4px;
  background: var(--fc-bgInput);
  color: var(--fc-textMuted);
  font-size: 10px;
  line-height: 1;
}

.fc-design-trace-badge {
  padding: 4px 5px;
  text-transform: uppercase;
}

.fc-design-trace-badge.reusable {
  border-color: color-mix(in srgb, var(--fc-success) 42%, transparent);
  color: var(--fc-success);
}

.fc-design-trace-badge.seed {
  border-color: color-mix(in srgb, var(--fc-warning) 44%, transparent);
  color: var(--fc-warning);
}

.fc-design-trace-copy {
  padding: 4px 6px;
  cursor: pointer;
}

.fc-design-trace-copy:hover {
  border-color: var(--fc-accent);
  color: var(--fc-text);
}

.fc-design-trace-impact {
  display: grid;
  gap: 8px;
  margin-bottom: 8px;
  padding: 8px;
}

.fc-design-trace-impact-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: var(--fc-textMuted);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.fc-design-trace-impact-lane {
  display: grid;
  gap: 4px;
}

.fc-design-trace-impact-label {
  color: var(--fc-textDim);
  font-size: 10px;
  text-transform: uppercase;
}

.fc-design-trace-impact-nodes {
  display: grid;
  gap: 4px;
}

.fc-design-trace-impact-node {
  display: grid;
  gap: 2px;
  width: 100%;
  min-width: 0;
  padding: 6px 7px;
  color: var(--fc-textMuted);
  text-align: left;
  cursor: pointer;
}

.fc-design-trace-impact-node.selected {
  border-color: var(--fc-accent);
  background: color-mix(in srgb, var(--fc-accent) 12%, transparent);
  color: var(--fc-text);
}

.fc-design-trace-impact-node.input {
  border-color: color-mix(in srgb, var(--fc-warning) 28%, var(--fc-borderLight));
}

.fc-design-trace-impact-node.usedBy {
  border-color: color-mix(in srgb, var(--fc-success) 28%, var(--fc-borderLight));
}

.fc-design-trace-impact-node-label {
  color: var(--fc-text);
  font-size: 11px;
  font-weight: 600;
}

.fc-design-trace-impact-node-meta {
  color: var(--fc-textDim);
  font-size: 10px;
}

:root[data-fc-theme="shield"] .fc-design-trace-summary,
:root[data-fc-theme="shield"] .fc-design-trace-list,
:root[data-fc-theme="shield"] .fc-design-trace-impact {
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-design-trace-metric,
:root[data-fc-theme="shield"] .fc-design-trace-impact,
:root[data-fc-theme="shield"] .fc-design-trace-row,
:root[data-fc-theme="shield"] .fc-design-trace-impact-node {
  border-color: rgba(54, 232, 255, 0.18);
  background: rgba(1, 12, 17, 0.6);
  box-shadow: inset 0 1px 0 rgba(217, 251, 255, 0.035);
}

:root[data-fc-theme="shield"] .fc-design-trace-metric strong,
:root[data-fc-theme="shield"] .fc-design-trace-label,
:root[data-fc-theme="shield"] .fc-design-trace-impact-node-label {
  color: var(--fc-accent);
  text-shadow: 0 0 10px rgba(54, 232, 255, 0.2);
}

:root[data-fc-theme="shield"] .fc-design-trace-row:hover,
:root[data-fc-theme="shield"] .fc-design-trace-row:focus-visible,
:root[data-fc-theme="shield"] .fc-design-trace-row.active,
:root[data-fc-theme="shield"] .fc-design-trace-impact-node:hover,
:root[data-fc-theme="shield"] .fc-design-trace-impact-node:focus-visible {
  border-color: rgba(54, 232, 255, 0.46);
  background: linear-gradient(90deg, rgba(54, 232, 255, 0.16), rgba(1, 12, 17, 0.72));
}

:root[data-fc-theme="shield"] .fc-design-trace-badge,
:root[data-fc-theme="shield"] .fc-design-trace-copy {
  border-color: rgba(54, 232, 255, 0.18);
  border-radius: 3px;
  background: rgba(1, 12, 17, 0.74);
  font-family: var(--fc-hud-font);
}

:root[data-fc-theme="shield"] .fc-design-trace-badge.reusable {
  border-color: rgba(119, 255, 192, 0.34);
  color: var(--fc-success);
}

:root[data-fc-theme="shield"] .fc-design-trace-badge.seed {
  border-color: rgba(255, 157, 54, 0.36);
  color: var(--fc-warning);
}

/* --- Responsive ---
   Desktop (>900px): sidebars in normal flow, toggled via JS.
   Mobile (<=900px): sidebar = overlay from left, TOC = bottom sheet.
*/
@media (max-width: 900px) {
  /* --- Prevent horizontal scroll --- */
  .fc-docs-layout {
    overflow-x: hidden;
  }

  /* --- Compact nav --- */
  .fc-docs-nav {
    height: 48px;
    padding: 0 12px;
  }
  .fc-docs-nav-left {
    gap: 6px;
    min-width: 0;
  }
  .fc-docs-nav-links {
    gap: 8px;
    min-width: 0;
  }
  .fc-docs-nav-logo span:last-child {
    font-size: 14px;
  }
  .fc-docs-body {
    padding-top: 48px;
  }
  .fc-docs-main {
    height: calc(100vh - 48px);
  }

  /* Hide text-based nav links — you're already on docs */
  .fc-docs-nav-active,
  .fc-docs-nav-link {
    display: none;
  }

  /* Search trigger: icon only, hide label and kbd */
  .fc-docs-search-trigger span,
  .fc-docs-search-trigger kbd {
    display: none;
  }
  .fc-docs-search-trigger {
    padding: 5px 8px;
    min-width: 32px;
    justify-content: center;
  }

  /* CTA button: compact */
  .fc-docs-nav-cta {
    padding: 5px 10px;
    font-size: 12px;
  }

  /* --- Sidebar overlay mode --- */
  .fc-docs-sidebar-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    z-index: 150;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }
  .fc-docs-sidebar-backdrop.open {
    opacity: 1;
    pointer-events: auto;
  }

  .fc-docs-sidebar,
  .fc-docs-sidebar:not(.open) {
    display: block; /* Override desktop display:none — mobile uses transform */
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    max-width: 85vw;
    height: 100vh;
    z-index: 160;
    transform: translateX(-100%);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    padding-top: 56px;
    -webkit-overflow-scrolling: touch;
  }
  .fc-docs-sidebar.open {
    transform: translateX(0);
  }
  /* Bigger tap targets on mobile */
  .fc-docs-sidebar-link {
    padding: 8px 20px 8px 24px;
    font-size: 14px;
  }

  /* --- TOC bottom sheet mode --- */
  .fc-docs-toc-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    z-index: 150;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }
  .fc-docs-toc-backdrop.open {
    opacity: 1;
    pointer-events: auto;
  }

  .fc-docs-toc,
  .fc-docs-toc:not(.open) {
    display: block; /* Override desktop display:none — mobile uses transform */
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    top: auto;
    width: 100%;
    max-height: 60vh;
    height: auto;
    border-left: none;
    border-top: 1px solid var(--fc-border);
    border-radius: 16px 16px 0 0;
    z-index: 160;
    transform: translateY(100%);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 12px 0 24px;
    -webkit-overflow-scrolling: touch;
  }
  .fc-docs-toc.open {
    transform: translateY(0);
  }
  .fc-docs-toc-handle {
    display: block;
    width: 36px;
    height: 4px;
    background: var(--fc-textDim);
    border-radius: 2px;
    margin: 0 auto 12px;
  }
  .fc-docs-toc-link {
    padding: 6px 20px;
    font-size: 14px;
  }
  .fc-docs-toc-link.indent {
    padding-left: 36px;
    font-size: 13px;
  }

  /* --- Content adjustments --- */
  .fc-docs-content {
    padding: 20px 16px 60px;
  }
  .fc-docs-content h1 {
    font-size: 24px;
  }
  .fc-docs-content h2 {
    font-size: 18px;
  }
  /* Tables scroll horizontally instead of the page */
  .fc-docs-content .fc-docs-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .fc-docs-index {
    padding: 20px 16px 60px;
  }
  .fc-docs-index-hero {
    padding: 24px 0 20px;
  }
  .fc-docs-index-hero h1 {
    font-size: 24px;
  }
  .fc-docs-index-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1280px) {
  .fc-toolbar {
    padding: 0 8px;
    gap: 6px;
  }

  .fc-toolbar .fc-separator {
    margin: 0 2px;
  }

  .fc-toolbar-file {
    max-width: 260px;
    width: min(260px, 100%);
    padding: 5px 10px;
  }

  .fc-toolbar-project-chip {
    max-width: 150px;
  }

  .fc-toolbar-shortcut {
    display: none;
  }
}

@media (max-width: 1120px) {
  .fc-toolbar-file {
    max-width: 220px;
    width: min(220px, 100%);
  }

  .fc-toolbar-project-chip {
    max-width: 124px;
  }

  .fc-toolbar-collapse-label {
    width: 32px;
    padding: 0;
    gap: 0;
  }

  .fc-toolbar-collapse-label > span:last-child {
    display: none;
  }
}