/* --- 1. CSS VARIABLES & THEME --- */
:root {
  --bg-app: #0f172a;       /* Darkest Blue (App Background) */
  --bg-panel: #1e293b;     /* Panel/Sidebar Background */
  --bg-canvas: #020617;    /* Center Canvas Background */
  
  --border: #334155;       /* Border Color */
  
  --text-main: #f1f5f9;    /* Main Text Color */
  --text-muted: #94a3b8;   /* Secondary Text Color */
  
  --accent: #6366f1;       /* Brand Color (Indigo) */
  --accent-hover: #4f46e5;

  /* Deck brand kit tokens (set by JS) */
  --deck-primary: #6366f1;
  --deck-surface: rgba(15,23,42,0.03);
  --deck-surface-border: rgba(15,23,42,0.10);
  --deck-surface-shadow: 0 18px 32px rgba(2, 6, 23, 0.12);
  --deck-slide-bg: #ffffff;
  --deck-slide-text: #111827;
  --deck-heading-font: "Space Grotesk", sans-serif;
  --deck-body-font: "Inter", sans-serif;
  --deck-radius: 18px;
  --deck-padding: 60px;
  --deck-gap: 30px;

  --canvas-gradient: linear-gradient(180deg, rgba(2,6,23,0.85) 0%, rgba(15,23,42,1) 55%, rgba(2,6,23,0.95) 100%);
  --canvas-dots-opacity: 0.5;
  
  --danger: #ef4444;       /* Red for delete actions */
  
  --header-height: 50px;
  --sidebar-width: 210px;
  --sidebar-collapsed-width: 0px;
  --inspector-width: 320px;
}

/* --- 2. GLOBAL RESET --- */
* { box-sizing: border-box; outline: none; }

body {
  margin: 0; padding: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg-app);
  color: var(--text-main);
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* --- 3. HELPER CLASSES --- */
.icon {
  font-family: 'Material Symbols Outlined';
  font-weight: normal; font-style: normal;
  font-size: 20px; line-height: 1;
  display: inline-block; white-space: nowrap;
  word-wrap: normal; direction: ltr;
}

/* --- 4. HEADER --- */
header {
  height: var(--header-height);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px; flex-shrink: 0; z-index: 10; gap: 16px;
}

.storage-warning {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: rgba(239, 68, 68, 0.12);
  border-bottom: 1px solid rgba(239, 68, 68, 0.25);
}

.storage-warning .icon {
  font-size: 18px;
  color: rgba(248, 113, 113, 0.95);
}

.storage-warning-text {
  flex: 1;
  font-size: 0.82rem;
  color: var(--text-main);
}

.storage-warning-dismiss {
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  padding: 4px;
  border-radius: 10px;
  cursor: pointer;
}

.storage-warning-dismiss:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
}

.brand { 
  display: flex; align-items: center; gap: 8px; 
  font-weight: 700; font-size: 1rem; color: var(--text-main); 
}
.brand span { color: var(--accent); }

.header-left {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.api-key-inline {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.75);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
}

.api-key-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.api-key-field {
  display: flex;
  align-items: center;
  gap: 6px;
}

.api-key-field .icon {
  font-size: 18px;
  color: var(--text-muted);
}

.api-key-input {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 0.85rem;
  min-width: 160px;
}
.api-key-input::placeholder { color: rgba(148, 163, 184, 0.7); }
.api-key-input:focus { outline: none; }

.header-tools { display: flex; gap: 8px; align-items: center; }

/* Tool Button (Icon only) */
.tool-btn {
  background: transparent; border: 1px solid transparent;
  color: var(--text-muted); padding: 6px; border-radius: 4px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.tool-btn:hover { background: rgba(255,255,255,0.05); color: var(--text-main); }
.tool-btn:active { background: rgba(255,255,255,0.1); }

/* Action Button (Text + Color) */
.action-btn {
  background: var(--accent); border: none;
  color: white; padding: 6px 12px; border-radius: 6px;
  font-size: 0.85rem; font-weight: 600; cursor: pointer;
  display: flex; align-items: center; gap: 6px; justify-content: center;
  transition: background 0.2s;
}
.action-btn:hover { background: var(--accent-hover); }

.action-btn.secondary { 
  background: transparent; border: 1px solid var(--border); color: var(--text-main); 
}
.action-btn.secondary:hover { background: var(--border); }

/* Grouping for Export Buttons */
.export-group { 
  display: flex; gap: 4px; background: #1e293b; 
  padding: 2px; border-radius: 6px; border: 1px solid #334155; 
}
.btn-xs { font-size: 0.75rem; padding: 4px 8px; }

/* --- 5. WORKSPACE LAYOUT --- */
.workspace {
  flex: 1;
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  min-height: 0;
  overflow: hidden;
  position: relative;
  padding-right: 0;
  transition: padding-right 0.2s ease;
}

.workspace.sidebar-collapsed {
  grid-template-columns: var(--sidebar-collapsed-width) 1fr;
}

.workspace.inspector-open {
  padding-right: var(--inspector-width);
}

/* --- 5a. CENTER AI COPILOT DOCK --- */
.ai-orb-center {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 55;
  width: 64px;
  height: 64px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.5);
  box-shadow: 0 18px 55px rgba(0,0,0,0.5), 0 0 30px rgba(99,102,241,0.25);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.ai-orb-center .icon {
  font-size: 32px;
  color: var(--accent);
}
.ai-orb-center.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) scale(0.85);
}

.ai-prompt-overlay {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 60;
  width: min(640px, 95vw);
  display: none;
  padding: 0 12px 12px;
}
.ai-prompt-overlay.visible { display: block; }

.ai-prompt-card {
  width: 100%;
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.92), rgba(79, 70, 229, 0.45));
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 24px;
  padding: 24px;
  box-shadow: 0 30px 60px rgba(15, 23, 42, 0.45), 0 0 35px rgba(79, 70, 229, 0.25);
  position: relative;
  overflow: hidden;
}

.ai-prompt-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ai-prompt-close:hover {
  border-color: rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.05);
  color: #fff;
}

.ai-input-row {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.ai-input-row .ai-input-wrapper {
  flex: 1;
  margin-bottom: 0;
}

.ai-prompt-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 6px;
}


.ai-generate-fab {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 15px 35px rgba(99,102,241,0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  flex-shrink: 0;
}
.ai-generate-fab:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(99,102,241,0.55);
}

.ai-input-wrapper {
  position: relative;
  margin-bottom: 16px;
}
.ai-input-wrapper textarea {
  width: 100%;
  min-height: 100px;
  background: rgba(15, 23, 42, 0.88);
  border: 1px solid rgba(148, 163, 184, 0.4);
  border-radius: 18px;
  padding: 18px 120px 18px 56px;
  color: #f8fafc;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  resize: none;
  box-shadow: inset 0 5px 14px rgba(2, 6, 23, 0.35);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.ai-input-wrapper textarea:focus {
  border-color: rgba(99, 102, 241, 0.8);
  box-shadow: inset 0 5px 14px rgba(99, 102, 241, 0.45);
}

.ai-chat-history {
  min-height: 0;
  max-height: 140px;
  overflow-y: auto;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
  line-height: 1.4;
  color: var(--text-main);
  border: none;
  background: transparent;
}
.ai-chat-history::-webkit-scrollbar { width: 5px; }
.ai-chat-history::-webkit-scrollbar-thumb { background: rgba(99, 102, 241, 0.4); border-radius: 999px; }
.ai-chat-history::-webkit-scrollbar-track { background: rgba(15, 23, 42, 0.4); }
.ai-chat-bubble {
  padding: 10px 12px;
  border-radius: 12px;
  max-width: 100%;
  word-break: break-word;
  white-space: pre-line;
}
.ai-chat-bubble.user {
  align-self: flex-end;
  background: var(--accent);
  color: #fff;
}
.ai-chat-bubble.assistant {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
}
.ai-chat-placeholder {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 12px;
  border: 1px dashed rgba(148, 163, 184, 0.35);
  border-radius: 12px;
}


.ai-input-icons {
  position: absolute;
  left: 12px;
  top: 12px;
  display: flex;
  gap: 8px;
}

.icon-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.icon-circle:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.18);
  color: #fff;
}

.ai-quick-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 4px 0 8px;
}
.ai-quick-prompts button {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(148, 163, 184, 0.25);
  color: var(--text-main);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
}
.ai-quick-prompts button:hover {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.45);
}

@media (max-width: 560px) {
  .ai-input-row {
    flex-direction: column;
  }
  .ai-generate-fab {
    width: 100%;
    border-radius: 12px;
    height: 48px;
  }
}

/* --- 6. LEFT SIDEBAR (Thumbnails & AI) --- */
.sidebar-left {
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: relative;
  overflow: visible;
  min-height: 0;
}

.sidebar-collapse-btn {
  position: absolute;
  top: calc(50% + 18px);
  right: -14px;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.85);
  color: var(--text-main);
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 40;
  box-shadow: 0 12px 26px rgba(2,6,23,0.35);
  backdrop-filter: blur(10px);
  transform: translate3d(0, -50%, 0);
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.sidebar-collapse-btn:hover {
  transform: translate3d(1px, -50%, 0);
  border-color: rgba(99, 102, 241, 0.6);
  background: rgba(15, 23, 42, 0.92);
}

.sidebar-collapse-btn .icon {
  font-size: 26px;
}

.workspace.sidebar-collapsed .sidebar-left .sidebar-section {
  opacity: 0;
  transform: translateX(-8px);
  pointer-events: none;
}

.workspace.sidebar-collapsed .sidebar-left {
  border-right: none;
  background: transparent;
  pointer-events: none;
}

.workspace.sidebar-collapsed .sidebar-collapse-btn {
  pointer-events: auto;
}

.sidebar-section { padding: 16px; border-bottom: 1px solid var(--border); }
.sidebar-left .sidebar-section { min-height: 0; }
.sidebar-title { 
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 1px; 
  color: var(--text-muted); margin-bottom: 12px; font-weight: 600;
}

.sidebar-mode-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.sidebar-mode-tab {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text-main);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0.02em;
}
.sidebar-mode-tab:hover { border-color: var(--text-muted); }
.sidebar-mode-tab.active {
  background: rgba(99, 102, 241, 0.18);
  border-color: rgba(99, 102, 241, 0.55);
}

.doc-list {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.doc-section {
  margin-top: 4px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(255,255,255,0.03);
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.doc-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 10px 10px 12px;
  background: rgba(15,23,42,0.35);
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}
.doc-card:hover { border-color: var(--text-muted); }
.doc-card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.25);
}
.doc-card-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 4px 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.doc-card-body {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.25;
  max-height: 2.6em;
  overflow: hidden;
}

.attachment-list {
  margin-top: 12px;
  background: rgba(15,23,42,0.6);
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 10px;
  max-height: 160px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.attachment-placeholder {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}
.attachment-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(15,23,42,0.4);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 8px;
  padding: 8px;
  gap: 10px;
}
.attachment-meta {
  display: flex;
  gap: 8px;
  align-items: center;
}
.attachment-meta .icon {
  font-size: 1rem;
  opacity: 0.7;
}
.attachment-name {
  font-weight: 600;
  font-size: 0.75rem;
}
.attachment-size {
  font-size: 0.65rem;
  color: var(--text-muted);
}
.attachment-actions {
  display: flex;
  gap: 6px;
}
.attachment-actions button,
.attachment-actions a {
  border: none;
  background: rgba(255,255,255,0.08);
  color: var(--text-main);
  font-size: 0.65rem;
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
}
.attachment-actions button:hover,
.attachment-actions a:hover {
  background: rgba(255,255,255,0.18);
}
.attachment-actions .insert-btn {
  background: var(--accent);
  color: #fff;
}
.attachment-actions .insert-btn:hover {
  background: var(--accent-hover);
}

.format-toggle-group {
  display: flex;
  gap: 6px;
}
.format-toggle-group--wide {
  justify-content: space-between;
}
.format-toggle {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text-main);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 0.75rem;
  min-width: 40px;
  text-align: center;
}
.format-toggle .icon { font-size: 1rem; }
.format-toggle.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.format-toggle:not(.active):hover {
  border-color: var(--text-muted);
}

.btn-block { width: 100%; margin-top: 8px; }

.hidden { display: none !important; }

/* Thumbnails */
.thumbnails-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(148,163,184,0.35) rgba(15,23,42,0.35);
}
.thumbnails-list::-webkit-scrollbar { width: 6px; }
.thumbnails-list::-webkit-scrollbar-thumb { background: rgba(148,163,184,0.35); border-radius: 999px; }
.thumbnails-list::-webkit-scrollbar-thumb:hover { background: rgba(99,102,241,0.45); }
.thumbnails-list::-webkit-scrollbar-track { background: rgba(15,23,42,0.35); }

.thumbnail {
  aspect-ratio: 16/9; background: var(--bg-app);
  border: 1px solid var(--border); border-radius: 6px;
  cursor: pointer; position: relative; transition: all 0.2s;
  user-select: none;
  overflow: hidden;
}
.thumbnail:hover { border-color: var(--text-muted); }
.thumbnail.active { 
  border-color: var(--accent); 
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.3); 
}

.thumb-num { 
  position: absolute; top: 4px; left: 4px; 
  font-size: 10px; background: rgba(0,0,0,0.5); 
  padding: 2px 5px; border-radius: 4px; 
}

.thumb-delete-btn {
  position: absolute; top: 2px; right: 2px;
  width: 20px; height: 20px; background: var(--danger);
  color: white; border-radius: 4px; display: none;
  align-items: center; justify-content: center;
  font-size: 14px; cursor: pointer; z-index: 5;
}
.thumb-polish-btn {
  position: absolute; top: 2px; right: 24px;
  width: 20px; height: 20px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  color: var(--text-main);
  border-radius: 4px; display: none;
  align-items: center; justify-content: center;
  cursor: pointer; z-index: 5;
  backdrop-filter: blur(6px);
}
.thumb-polish-btn .icon { font-size: 14px; }
.thumbnail:hover .thumb-polish-btn { display: flex; }
.thumb-polish-btn:hover {
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.24);
}
.thumbnail:hover .thumb-delete-btn { display: flex; }

.thumbnail.dragging { opacity: 0.35; }
.thumbnail.drag-over { border-color: var(--accent); }
.thumbnail.drag-over::after {
  content: '';
  position: absolute;
  left: -4px;
  right: -4px;
  border-top: 2px solid var(--accent);
  transform: scaleX(0.9);
}
.thumbnail.drag-over-before::after { top: -4px; }
.thumbnail.drag-over-after::after { bottom: -4px; top: auto; }

.thumb-preview {
  width: 100%;
  height: 100%;
  border-radius: 6px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-size: 0.6rem;
  overflow: hidden;
  backdrop-filter: blur(4px);
}
.thumb-preview-title {
  font-weight: 600;
  font-size: 0.7rem;
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.thumb-preview-body {
  font-size: 0.55rem;
  line-height: 1.2;
  max-height: 2.4em;
  overflow: hidden;
  opacity: 0.85;
}
.thumb-preview-icons {
  display: flex;
  gap: 4px;
  font-size: 0.6rem;
  margin-top: 8px;
  opacity: 0.85;
}
.thumb-preview-icons .icon { font-size: 0.65rem; }
.thumb-placeholder { font-size: 0.55rem; opacity: 0.6; }

.floating-inspector {
  position: fixed;
  top: 120px;
  right: 12px;
  display: flex;
  flex-direction: row-reverse;
  align-items: flex-start;
  gap: 16px;
  z-index: 50;
  pointer-events: none;
}

.workspace.inspector-open + .floating-inspector {
  right: calc(var(--inspector-width) + 14px);
}

.circle-menu {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  pointer-events: auto;
}

.circle-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(15, 23, 42, 0.85);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 15px 30px rgba(0,0,0,0.4);
  transition: transform 0.2s, border-color 0.2s, color 0.2s;
}
.circle-btn:hover { transform: translateY(-3px); border-color: var(--accent); color: var(--accent); }
.circle-btn.active { border-color: var(--accent); color: var(--accent); }

.template-preview-popover {
  position: absolute;
  right: 72px;
  top: 0;
  width: 220px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 8px;
  box-shadow: 0 25px 60px rgba(0,0,0,0.6);
  display: none;
  flex-direction: column;
  gap: 8px;
  z-index: 51;
  pointer-events: none;
}
.template-preview-popover.visible { display: flex; pointer-events: auto; }
.template-preview-chip {
  border-radius: 10px;
  padding: 10px;
  font-size: 0.7rem;
  line-height: 1.3;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1);
}
.template-preview-chip .chip-title { font-weight: 600; font-size: 0.75rem; }
.template-preview-chip .chip-body { font-size: 0.65rem; opacity: 0.85; }

.equation-search-box {
  border: 1px solid rgba(148,163,184,0.35);
  border-radius: 16px;
  background: rgba(15,23,42,0.55);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.equation-search-input {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(15,23,42,0.7);
  border-radius: 12px;
  border: 1px solid transparent;
  padding: 6px 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.equation-search-input:focus-within {
  border-color: rgba(99,102,241,0.8);
  box-shadow: 0 0 0 1px rgba(99,102,241,0.35);
}
.equation-search-input input {
  background: transparent;
  border: none;
  color: var(--text-main);
  width: 100%;
  font-size: 0.85rem;
}
.equation-search-input input::placeholder {
  color: rgba(226,232,240,0.6);
}
.equation-search-input input:focus {
  outline: none;
}
.equation-search-box .equation-gallery {
  display: none;
  flex-direction: column;
  gap: 12px;
  max-height: 0;
  overflow: hidden;
  padding-right: 4px;
  transition: max-height 0.25s ease, opacity 0.2s;
  opacity: 0;
}
.equation-search-box.expanded .equation-gallery {
  display: flex;
  max-height: 270px;
  overflow-y: auto;
  opacity: 1;
}
.equation-prompt {
  margin-top: 14px;
  padding: 12px;
  border: 1px solid rgba(148,163,184,0.3);
  border-radius: 14px;
  background: rgba(15,23,42,0.4);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.equation-prompt-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}
.equation-prompt textarea {
  min-height: 70px;
  resize: vertical;
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,0.35);
  background: rgba(15,23,42,0.6);
  color: var(--text-main);
  font-size: 0.82rem;
  padding: 8px 10px;
}
.equation-prompt textarea::placeholder {
  color: rgba(226,232,240,0.6);
}
.equation-prompt textarea:focus {
  outline: none;
  border-color: rgba(99,102,241,0.8);
  box-shadow: 0 0 0 1px rgba(99,102,241,0.35);
}
.equation-prompt-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.equation-prompt-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
}
.equation-section {
  padding: 4px 0 12px 0;
  border-bottom: 1px solid rgba(148,163,184,0.2);
}
.equation-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.equation-section-header {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 6px;
}
.equation-category {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-main);
}
.equation-summary {
  font-size: 0.72rem;
  color: var(--text-muted);
}
.equation-chip-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.equation-chip {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: rgba(148,163,184,0.12);
  border: 1px solid rgba(148,163,184,0.3);
  border-radius: 12px;
  padding: 8px 10px;
  text-align: left;
  color: var(--text-main);
  font-size: 0.8rem;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}
.equation-chip:hover {
  background: rgba(99,102,241,0.18);
  border-color: rgba(99,102,241,0.6);
  transform: translateY(-1px);
}
.equation-chip-label {
  font-weight: 600;
  font-size: 0.78rem;
}
.equation-chip-formula {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.equation-block {
  text-align: center;
  letter-spacing: 0.01em;
  background: linear-gradient(135deg, rgba(248,250,252,0.98), rgba(241,245,249,0.9));
  border: 1px solid rgba(15,23,42,0.08);
  border-radius: 18px;
  padding: 22px 28px;
  box-shadow: 0 18px 36px rgba(15,23,42,0.12);
  max-width: 560px;
  margin: 0 auto;
}
.equation-label {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #64748b;
  margin-bottom: 12px;
  display: inline-block;
}
.equation-display {
  font-family: 'Playfair Display', 'Times New Roman', serif;
  font-size: 1.25em;
  color: #0f172a;
  font-variant-numeric: lining-nums;
}
.equation-display sup,
.equation-display sub {
  font-size: 0.78em;
}
.eq-frac {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.1;
  margin: 0 4px;
}
.eq-num {
  border-bottom: 1px solid currentColor;
  padding: 0 6px 2px;
  min-width: 36px;
  text-align: center;
}
.eq-den {
  padding-top: 2px;
  min-width: 36px;
  text-align: center;
}
.eq-root {
  display: inline-flex;
  align-items: flex-start;
  margin-left: 4px;
}
.eq-root-symbol {
  font-size: 1.18em;
  line-height: 1;
  margin-right: 2px;
}
.eq-radicand {
  border-top: 1px solid currentColor;
  padding: 0 4px;
  margin-top: 2px;
  display: inline-block;
}
.eq-limit {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  font-size: 0.75em;
  line-height: 1;
  margin: 0 4px;
}
.eq-overline {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
  margin: 0 2px;
}
.eq-overline > span {
  padding: 0 2px;
}
.eq-overline::after {
  content: '';
  width: 100%;
  border-top: 1px solid currentColor;
  margin-top: 2px;
}
.equation-status {
  margin-top: 10px;
  font-size: 0.72rem;
  color: var(--text-muted);
  min-height: 16px;
}
.equation-status.success { color: #4ade80; }
.equation-status.warning { color: #fbbf24; }
.equation-empty {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 20px 6px;
  border: 1px dashed rgba(148,163,184,0.35);
  border-radius: 12px;
}

.floating-panel {
  position: fixed;
  top: var(--header-height);
  right: 0;
  bottom: 0;
  width: var(--inspector-width);
  max-height: none;
  overflow-y: auto;
  background: rgba(15, 23, 42, 0.95);
  border-left: 1px solid var(--border);
  border-top: none;
  border-right: none;
  border-bottom: none;
  border-radius: 0;
  box-shadow: -20px 0 60px rgba(0,0,0,0.55);
  padding: 12px 0 14px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(calc(100% + 24px));
  transition: opacity 0.22s ease, transform 0.22s ease;
}
.floating-panel.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.panel-close-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
}
.panel-close-btn:hover { color: #fff; background: rgba(255,255,255,0.1); }

.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
}

.template-swatch {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.35);
  color: var(--text-main);
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}
.template-swatch:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.template-swatch:hover { border-color: var(--text-muted); }
.template-swatch.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
  background: rgba(99, 102, 241, 0.1);
}
.template-dot {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  flex-shrink: 0;
}
.template-dot--brand { background: var(--deck-slide-bg); border-color: rgba(99, 102, 241, 0.6); }
.template-dot--minimal { background: #ffffff; border-color: #e2e8f0; }
.template-dot--midnight { background: #0b1120; }
.template-dot--pastel { background: #fdf2f8; border-color: #f472b6; }
.template-dot--solar { background: #fff4e6; border-color: #f59e0b; }
.template-dot--ocean { background: #052f5f; }
.template-dot--gradient {
  background: linear-gradient(135deg, #4f46e5, #9333ea);
  border-color: transparent;
}
.template-dot--sunset {
  background: linear-gradient(135deg, #ff9a8b, #ff6a88, #f6416c);
  border-color: transparent;
}
.template-dot--forest { background: #0f2a1a; border-color: #14532d; }
.template-dot--mono { background: #f8fafc; border-color: #cbd5f5; }
.template-dot--candy { background: #ffe4f3; border-color: #f472b6; }

.template-picker { position: relative; }
.template-picker-trigger {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(148,163,184,0.30);
  background: rgba(15,23,42,0.55);
  color: var(--text-main);
  padding: 10px 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}
.template-picker-trigger:hover {
  border-color: rgba(99,102,241,0.55);
  background: rgba(15,23,42,0.70);
}
.template-picker.open .template-picker-trigger {
  border-color: rgba(99,102,241,0.75);
  box-shadow: 0 0 0 2px rgba(99,102,241,0.18);
}
.template-picker-trigger-preview {
  width: 56px;
  height: 36px;
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.18);
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 750;
  letter-spacing: -0.02em;
  flex: 0 0 auto;
  overflow: hidden;
}
.template-picker-trigger-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  flex: 1 1 auto;
  min-width: 0;
}
.template-picker-trigger-name {
  font-weight: 700;
  font-size: 0.86rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.template-picker-trigger-font {
  font-size: 0.72rem;
  color: rgba(148,163,184,0.95);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.template-picker-trigger-caret { font-size: 22px; color: rgba(148,163,184,0.95); }
.template-picker.open .template-picker-trigger-caret { color: rgba(99,102,241,0.95); }

.template-picker-menu {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 10px);
  background: rgba(2,6,23,0.92);
  border: 1px solid rgba(148,163,184,0.24);
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(2, 6, 23, 0.75);
  padding: 10px;
  display: none;
  z-index: 80;
  max-height: min(420px, calc(100vh - 220px));
  overflow: auto;
  overscroll-behavior: contain;
}
.template-picker.open .template-picker-menu { display: grid; }
.template-picker-menu {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.template-picker-option {
  border-radius: 14px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(15,23,42,0.55);
  color: var(--text-main);
  padding: 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
  min-height: 92px;
  transition: border-color 0.16s ease, background 0.16s ease, transform 0.16s ease;
}
.template-picker-option:hover {
  border-color: rgba(99,102,241,0.6);
  background: rgba(15,23,42,0.75);
  transform: translateY(-1px);
}
.template-picker-option[aria-selected="true"] {
  border-color: rgba(99,102,241,0.85);
  box-shadow: 0 0 0 2px rgba(99,102,241,0.20);
}
.template-picker-option-preview {
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.16);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  overflow: hidden;
}
.template-picker-option-preview .aa {
  font-size: 20px;
  font-weight: 750;
  letter-spacing: -0.02em;
}
.template-picker-option-preview .bb {
  font-size: 16px;
  font-weight: 650;
  opacity: 0.82;
}
.template-picker-option-name { font-weight: 750; font-size: 0.82rem; }
.template-picker-option-font {
  font-size: 0.70rem;
  color: rgba(148,163,184,0.95);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.panel-tabs {
  display: flex;
  gap: 6px;
  margin: 8px 16px;
  border-bottom: 1px solid var(--border);
}
.panel-tab {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-muted);
  padding: 8px 0;
  cursor: pointer;
  font-weight: 600;
  border-bottom: 2px solid transparent;
}
.panel-tab.active {
  color: var(--text-main);
  border-color: var(--accent);
}
.chart-tab { display: none; }
.chart-tab.active { display: block; }

/* Design panel tabs (icon-only, minimal) */
.design-tabs .panel-tab {
  display: flex;
  align-items: center;
  justify-content: center;
}
.design-tabs .panel-tab .icon { font-size: 18px; }
.design-tab { display: none; }
.design-tab.active { display: block; }

/* Brand kit (inside Design → Templates) */
.brandkit-group { padding-top: 14px; }
.brandkit-group .brandkit-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}
.brandkit-group .brandkit-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 750;
  font-size: 0.88rem;
  color: var(--text-main);
}
.brandkit-group .brandkit-title .icon { font-size: 20px; color: rgba(99,102,241,0.95); }
.brandkit-group .brandkit-pill {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(99,102,241,0.35);
  background: rgba(99,102,241,0.14);
  color: rgba(226,232,240,0.98);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.02em;
}
.brandkit-group .brandkit-sub {
  color: rgba(148,163,184,0.95);
  font-size: 0.78rem;
  line-height: 1.35;
  margin-bottom: 10px;
}
.brandkit-group .brandkit-details {
  border-radius: 16px;
  border: 1px solid rgba(148,163,184,0.18);
  background: rgba(255,255,255,0.02);
  overflow: hidden;
}
.brandkit-group .brandkit-details summary {
  list-style: none;
  cursor: pointer;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--text-main);
  font-weight: 700;
  font-size: 0.84rem;
  background: rgba(15,23,42,0.35);
  border-bottom: 1px solid rgba(148,163,184,0.14);
}
.brandkit-group .brandkit-details summary::-webkit-details-marker { display: none; }
.brandkit-group .brandkit-details summary .icon {
  font-size: 22px;
  color: rgba(148,163,184,0.95);
  transition: transform 0.16s ease, color 0.16s ease;
}
.brandkit-group .brandkit-details[open] summary .icon {
  transform: rotate(180deg);
  color: rgba(99,102,241,0.95);
}
.brandkit-group .brandkit-details > *:not(summary) { padding: 12px; }
.brandkit-group .brandkit-settings {
  display: grid;
  gap: 12px;
}
.brandkit-group .brandkit-settings .brandkit-card:first-child { margin-top: 2px; }
.brandkit-group .brandkit-card {
  border: 1px solid rgba(148,163,184,0.18);
  background: rgba(255,255,255,0.03);
  border-radius: 16px;
  padding: 12px;
}
.brandkit-group .brandkit-card-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(148,163,184,0.95);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* --- 7. CENTER CANVAS --- */
.canvas-area {
  background: var(--canvas-gradient);
  position: relative;
  overflow: auto;
  display: flex; justify-content: center; align-items: flex-start;
  padding: 60px 0;
}
.canvas-area::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(rgba(148,163,184,0.11) 1px, transparent 1px),
    radial-gradient(rgba(99,102,241,0.06) 1px, transparent 1px);
  background-size: 28px 28px, 160px 160px;
  background-position: 0 0, 12px 18px;
  opacity: var(--canvas-dots-opacity);
}

body.canvas-light {
  --canvas-gradient: linear-gradient(180deg, #f8fafc 0%, #eef2ff 40%, #e2e8f0 100%);
  --canvas-dots-opacity: 0.35;
}
body.canvas-light .canvas-area::before {
  background-image:
    radial-gradient(rgba(15,23,42,0.08) 1px, transparent 1px),
    radial-gradient(rgba(99,102,241,0.08) 1px, transparent 1px);
}

.slides-stack {
  display: flex; flex-direction: column;
  position: relative;
  z-index: 1;
  transform-origin: top center;
  transition: transform 0.2s ease-out;
  width: 1280px; height: max-content; min-height: min-content;
  padding-bottom: 400px; 
}

.slide {
  width: 1280px; height: 720px;
  position: relative;
  background: white;
  border-radius: var(--deck-radius);
  border: 1px solid rgba(148,163,184,0.16);
  box-shadow:
    0 32px 70px rgba(2, 6, 23, 0.55),
    0 4px 18px rgba(2, 6, 23, 0.28);
  flex-shrink: 0; margin-bottom: 18px; 
  overflow: hidden;
}
.slide.active-slide {
  outline: none;
  box-shadow:
    0 0 0 4px rgba(99, 102, 241, 0.45),
    0 32px 70px rgba(2, 6, 23, 0.55),
    0 4px 18px rgba(2, 6, 23, 0.28);
}
 
/* --- 8. BLOCKS (Text, Image, Chart, Map) --- */
.block { position: absolute; border: 1px solid transparent; }
.block:hover { border: 1px dashed var(--accent); }
.block.selected { border: 1px solid var(--accent); z-index: 100; }

.text-block { overflow: visible; }
.text-block .content-area { width: 100%; height: 100%; cursor: text; overflow: auto; }
.content-area { width: 100%; height: 100%; cursor: text; }
.text-block .content-area:focus { outline: none; }

/* Slide typography defaults (makes blocks feel Gamma-like) */
.slide .content-area {
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}
.slide .content-area h1,
.slide .content-area h2,
.slide .content-area h3 {
  margin: 0 0 0.4em;
  line-height: 1.06;
  letter-spacing: -0.02em;
}
.slide .content-area p { margin: 0 0 0.65em; }
.slide .content-area p:last-child { margin-bottom: 0; }
.slide .content-area ul,
.slide .content-area ol {
  margin: 0.2em 0 0;
  padding-left: 1.15em;
}
.slide .content-area li { margin: 0.28em 0; }
.slide .content-area li::marker { opacity: 0.75; }
.image-block img { width: 100%; height: 100%; object-fit: cover; border-radius: calc(var(--deck-radius) * 0.5); pointer-events: none; }

/* Slide insert UI (+ under every slide) */
.slide-insert-row {
  display: flex;
  justify-content: center;
  margin: 0 0 34px;
  position: relative;
}
.slide-insert {
  position: relative;
}
.slide-insert-btn {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid rgba(148,163,184,0.25);
  background: rgba(2,6,23,0.35);
  color: var(--text-main);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.12s ease, border-color 0.12s ease, background 0.12s ease;
}
.slide-insert-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(99,102,241,0.5);
  background: rgba(2,6,23,0.45);
}
.slide-insert-btn .icon { font-size: 22px; }

.slide-insert-popover { 
  position: absolute; 
  top: 48px; 
  left: 50%; 
  transform: translateX(-50%); 
  width: 420px; 
  padding: 12px; 
  border-radius: 16px; 
  border: 1px solid rgba(148,163,184,0.24); 
  background: rgba(2,6,23,0.92); 
  box-shadow: 0 24px 60px rgba(2, 6, 23, 0.75); 
  display: none; 
  z-index: 1000; 
  max-height: min(520px, calc(100vh - 220px)); 
  overflow-y: auto; 
  overflow-x: hidden; 
  overscroll-behavior: contain; 
  -webkit-overflow-scrolling: touch; 
  touch-action: pan-y; 
} 
.slide-insert-popover.visible { display: block; } 
.slide-insert-popover-title { 
  font-size: 0.72rem; 
  text-transform: uppercase; 
  letter-spacing: 0.12em; 
  color: rgba(148,163,184,0.95); 
  margin-bottom: 10px; 
  position: sticky; 
  top: 0; 
  z-index: 1; 
  padding: 2px 0 10px; 
  background: rgba(2,6,23,0.92); 
  backdrop-filter: blur(10px); 
} 
.slide-insert-presets { 
  display: grid; 
  grid-template-columns: repeat(3, minmax(0, 1fr)); 
  gap: 10px; 
  padding-right: 6px; 
  scrollbar-gutter: stable; 
} 
.slide-insert-preset {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(15,23,42,0.65);
  color: var(--text-main);
  padding: 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  font-size: 0.85rem;
  font-family: inherit;
}
.slide-insert-preset:hover {
  border-color: rgba(99,102,241,0.55);
  background: rgba(15,23,42,0.85);
}
.preset-label {
  font-weight: 650;
  color: rgba(241,245,249,0.95);
  text-align: left;
}
.preset-thumb {
  height: 74px;
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.14);
  background: rgba(2,6,23,0.35);
  overflow: hidden;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}
.preset-bar {
  height: 8px;
  border-radius: 999px;
  background: rgba(148,163,184,0.55);
}
.preset-bar--title {
  height: 10px;
  width: 72%;
  background: rgba(224,231,255,0.78);
}
.preset-bar--body { width: 100%; opacity: 0.62; }
.preset-bar--mini { height: 7px; width: 78%; opacity: 0.55; }
.preset-bar--quote { height: 8px; width: 92%; opacity: 0.7; }
.preset-bar--section { height: 14px; width: 88%; opacity: 0.82; }

/* Hide all structural helpers by default; per-template shows what it needs */
.preset-split, .preset-chart, .preset-map, .preset-steps, .preset-matrix, .preset-cards, .preset-table, .preset-kpi, .preset-quote, .preset-section { display: none; }

.preset-thumb--title,
.preset-thumb--intro-hero {
  justify-content: center;
  align-items: center;
  gap: 8px;
}
.preset-thumb--title .preset-bar--title,
.preset-thumb--intro-hero .preset-bar--title { width: 86%; }
.preset-thumb--title .preset-bar--body,
.preset-thumb--intro-hero .preset-bar--body { width: 66%; }
.preset-thumb--title .preset-bar:nth-child(n+4),
.preset-thumb--intro-hero .preset-bar:nth-child(n+4) { display: none; }

.preset-thumb--text .preset-bar--title { width: 78%; }
.preset-thumb--text .preset-bar--body:nth-child(n+5) { display: none; }

.preset-thumb--bullets .preset-bar--title,
.preset-thumb--agenda .preset-bar--title { width: 72%; }
.preset-thumb--bullets .preset-bar--body,
.preset-thumb--agenda .preset-bar--body { display: none; }
.preset-thumb--bullets .preset-bar--mini,
.preset-thumb--agenda .preset-bar--mini { display: block; width: 86%; }
.preset-thumb--bullets .preset-bar:nth-child(n+3),
.preset-thumb--agenda .preset-bar:nth-child(n+3) { opacity: 0.55; }

.preset-thumb--picture .preset-bar { display: none; }
.preset-thumb--picture .preset-split { display: flex; gap: 8px; height: 100%; }
.preset-thumb--picture .preset-split-left { flex: 1.1; display: flex; flex-direction: column; gap: 6px; }
.preset-thumb--picture .preset-split-right {
  flex: 0.9;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(99,102,241,0.55) 0%, rgba(236,72,153,0.45) 100%);
  border: 1px solid rgba(255,255,255,0.12);
}

.preset-thumb--image-overlay .preset-bar { display: none; }
.preset-thumb--image-overlay .preset-split { display: flex; gap: 8px; height: 100%; }
.preset-thumb--image-overlay .preset-split-left { display: none; }
.preset-thumb--image-overlay .preset-split-right {
  flex: 1;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(99,102,241,0.55) 0%, rgba(236,72,153,0.45) 100%);
  border: 1px solid rgba(255,255,255,0.12);
  position: relative;
  overflow: hidden;
}
.preset-thumb--image-overlay .preset-split-right::before {
  content: '';
  position: absolute;
  inset: 10px 10px auto 10px;
  height: 18px;
  border-radius: 10px;
  background: rgba(2,6,23,0.55);
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow: 0 10px 20px rgba(2,6,23,0.35);
}
.preset-thumb--image-overlay .preset-split-right::after {
  content: '';
  position: absolute;
  inset: 34px 10px auto 10px;
  height: 30px;
  border-radius: 10px;
  background: rgba(2,6,23,0.40);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 10px 20px rgba(2,6,23,0.28);
}

.preset-thumb--chart .preset-bar { display: none; }
.preset-thumb--chart .preset-chart {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  align-items: end;
  height: 100%;
}
.preset-thumb--chart .preset-chart-bar {
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(180deg, rgba(99,102,241,0.65) 0%, rgba(14,165,233,0.35) 100%);
}
.preset-thumb--chart .preset-chart-bar--1 { height: 38%; opacity: 0.75; }
.preset-thumb--chart .preset-chart-bar--2 { height: 62%; opacity: 0.85; }
.preset-thumb--chart .preset-chart-bar--3 { height: 48%; opacity: 0.8; }
.preset-thumb--chart .preset-chart-bar--4 { height: 78%; opacity: 0.92; }

.preset-thumb--map .preset-bar { display: none; }
.preset-thumb--map .preset-map {
  display: block;
  height: 100%;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background:
    radial-gradient(18px 18px at 18% 35%, rgba(255,255,255,0.18) 0%, rgba(255,255,255,0) 70%),
    radial-gradient(26px 26px at 40% 55%, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0) 70%),
    radial-gradient(22px 22px at 68% 45%, rgba(255,255,255,0.14) 0%, rgba(255,255,255,0) 70%),
    radial-gradient(14px 14px at 78% 62%, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0) 70%),
    linear-gradient(135deg, rgba(2,6,23,0.25) 0%, rgba(2,6,23,0.45) 100%);
}

.preset-thumb--steps .preset-bar { display: none; }
.preset-thumb--steps .preset-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  height: 100%;
}
.preset-thumb--steps .preset-step {
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(99,102,241,0.25);
  position: relative;
  overflow: hidden;
}
.preset-thumb--steps .preset-step::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99,102,241,0.55) 0%, rgba(14,165,233,0.25) 100%);
  clip-path: polygon(0 0, 78% 0, 100% 50%, 78% 100%, 0 100%, 16% 50%);
  opacity: 0.85;
}

.preset-thumb--matrix .preset-bar { display: none; }
.preset-thumb--matrix .preset-matrix {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  height: 100%;
}
.preset-thumb--matrix .preset-matrix-cell {
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(15,23,42,0.45);
}
.preset-thumb--matrix .preset-matrix-cell:nth-child(1) { border-color: rgba(34,197,94,0.65); }
.preset-thumb--matrix .preset-matrix-cell:nth-child(2) { border-color: rgba(249,115,22,0.65); }
.preset-thumb--matrix .preset-matrix-cell:nth-child(3) { border-color: rgba(99,102,241,0.65); }
.preset-thumb--matrix .preset-matrix-cell:nth-child(4) { border-color: rgba(239,68,68,0.65); }

.preset-thumb--cards .preset-bar { display: none; }
.preset-thumb--cards .preset-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  height: 100%;
}
.preset-thumb--cards .preset-card {
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(255,255,255,0.06);
  box-shadow: 0 14px 28px rgba(2, 6, 23, 0.12);
}

.preset-thumb--table .preset-bar { display: none; }
.preset-thumb--table .preset-table {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  height: 100%;
}
.preset-thumb--table .preset-table-col {
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(15,23,42,0.55);
  position: relative;
  overflow: hidden;
}
.preset-thumb--table .preset-table-col::before {
  content: '';
  position: absolute;
  left: 10px;
  right: 10px;
  top: 12px;
  height: 10px;
  border-radius: 999px;
  background: rgba(224,231,255,0.30);
}
.preset-thumb--table .preset-table-col::after {
  content: '';
  position: absolute;
  left: 10px;
  right: 10px;
  top: 30px;
  height: 32px;
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
}

.preset-thumb--closing-summary .preset-bar,
.preset-thumb--closing-cta .preset-bar,
.preset-thumb--closing-qa .preset-bar { display: none; }

.preset-thumb--closing-summary .preset-cards,
.preset-thumb--closing-cta .preset-cards,
.preset-thumb--closing-qa .preset-cards { display: grid; }

.preset-thumb--closing-thankyou .preset-bar,
.preset-thumb--closing-next .preset-bar,
.preset-thumb--closing-ask .preset-bar { display: none; }

.preset-thumb--closing-thankyou .preset-split,
.preset-thumb--closing-next .preset-split,
.preset-thumb--closing-ask .preset-split { display: flex; gap: 8px; height: 100%; }

.preset-thumb--closing-thankyou .preset-split-left,
.preset-thumb--closing-next .preset-split-left,
.preset-thumb--closing-ask .preset-split-left {
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
}
.preset-thumb--closing-thankyou .preset-split-left .preset-bar,
.preset-thumb--closing-next .preset-split-left .preset-bar,
.preset-thumb--closing-ask .preset-split-left .preset-bar { display: block; }

.preset-thumb--closing-thankyou .preset-split-left { flex: 1.15; }
.preset-thumb--closing-thankyou .preset-split-left .preset-bar--mini { width: 92%; }
.preset-thumb--closing-thankyou .preset-split-right {
  flex: 0.85;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(135deg, rgba(99,102,241,0.50) 0%, rgba(14,165,233,0.25) 100%);
  position: relative;
  overflow: hidden;
}
.preset-thumb--closing-thankyou .preset-split-right::before {
  content: '';
  position: absolute;
  inset: 10px;
  border-radius: 8px;
  border: 1px dashed rgba(255,255,255,0.30);
  background: rgba(2,6,23,0.22);
}
.preset-thumb--closing-thankyou .preset-split-right::after {
  content: '';
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  height: 8px;
  border-radius: 999px;
  background: rgba(224,231,255,0.22);
}

.preset-thumb--closing-next .preset-split-left { flex: 1.25; justify-content: flex-start; padding-top: 4px; }
.preset-thumb--closing-next .preset-split-left .preset-bar--mini { width: 96%; opacity: 0.62; }
.preset-thumb--closing-next .preset-split-right {
  flex: 0.75;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(15,23,42,0.40);
  position: relative;
  overflow: hidden;
}
.preset-thumb--closing-next .preset-split-right::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 10px;
  bottom: 10px;
  width: 4px;
  border-radius: 999px;
  background: rgba(148,163,184,0.28);
}
.preset-thumb--closing-next .preset-split-right::after {
  content: '';
  position: absolute;
  left: 22px;
  right: 10px;
  top: 14px;
  height: 10px;
  border-radius: 999px;
  background: rgba(224,231,255,0.22);
  box-shadow: 0 18px 0 rgba(224,231,255,0.18), 0 36px 0 rgba(224,231,255,0.14);
}

.preset-thumb--closing-ask .preset-split-left { flex: 1.05; }
.preset-thumb--closing-ask .preset-split-left .preset-bar--mini { width: 88%; }
.preset-thumb--closing-ask .preset-split-right {
  flex: 0.95;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  position: relative;
  overflow: hidden;
}
.preset-thumb--closing-ask .preset-split-right::before {
  content: '';
  position: absolute;
  left: 10px;
  right: 10px;
  top: 12px;
  height: 12px;
  border-radius: 999px;
  background: rgba(224,231,255,0.22);
}
.preset-thumb--closing-ask .preset-split-right::after {
  content: '';
  position: absolute;
  left: 10px;
  right: 10px;
  top: 30px;
  height: 42px;
  border-radius: 10px;
  background: rgba(99,102,241,0.18);
  border: 1px solid rgba(99,102,241,0.20);
}

.preset-thumb--kpi .preset-bar--body { display: none; }
.preset-thumb--kpi .preset-kpi { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 6px; }
.preset-thumb--kpi .preset-kpi-box {
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(148,163,184,0.22);
}

.preset-thumb--quote { gap: 0; padding: 0; }
.preset-thumb--quote .preset-bar { display: none; }
.preset-thumb--quote .preset-quote { display: flex; flex-direction: column; gap: 6px; padding: 10px; height: 100%; }
.preset-thumb--quote .preset-quote-mark {
  position: absolute;
  top: 6px;
  left: 10px;
  font-size: 22px;
  font-weight: 800;
  color: rgba(224,231,255,0.35);
}
.preset-thumb--quote .preset-bar--quote { display: block; }
.preset-thumb--quote .preset-bar--mini { display: block; width: 55%; margin-top: 2px; }

.preset-thumb--section { justify-content: center; align-items: center; }
.preset-thumb--section .preset-bar { display: none; }
.preset-thumb--section .preset-section { display: flex; flex-direction: column; gap: 8px; align-items: center; width: 100%; }
.preset-thumb--section .preset-bar--section { display: block; }
.preset-thumb--section .preset-bar--mini { display: block; width: 52%; }

.preset-thumb--modern-story .preset-bar { display: none; }
.preset-thumb--modern-story .preset-split { display: flex; gap: 8px; height: 100%; }
.preset-thumb--modern-story .preset-split-left {
  flex: 1.1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
}
.preset-thumb--modern-story .preset-split-left .preset-bar { display: block; }
.preset-thumb--modern-story .preset-split-right {
  flex: 0.9;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  position: relative;
  overflow: hidden;
}
.preset-thumb--modern-story .preset-split-right::before {
  content: '';
  position: absolute;
  inset: 10px 10px auto 10px;
  height: 22px;
  border-radius: 10px;
  background: rgba(99,102,241,0.22);
  border: 1px solid rgba(99,102,241,0.25);
}
.preset-thumb--modern-story .preset-split-right::after {
  content: '';
  position: absolute;
  inset: 38px 10px 10px 10px;
  border-radius: 10px;
  background: rgba(2,6,23,0.24);
  border: 1px solid rgba(255,255,255,0.10);
}

.preset-thumb--modern-feature-grid .preset-bar { display: none; }
.preset-thumb--modern-feature-grid .preset-matrix { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; height: 100%; }
.preset-thumb--modern-feature-grid .preset-matrix-cell {
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(255,255,255,0.06);
  box-shadow: 0 14px 28px rgba(2, 6, 23, 0.12);
}

.preset-thumb--modern-fullbleed .preset-bar { display: none; }
.preset-thumb--modern-fullbleed .preset-map { display: block; height: 100%; border-radius: 12px; overflow: hidden; }
.preset-thumb--modern-fullbleed .preset-map {
  border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(135deg, rgba(99,102,241,0.55) 0%, rgba(236,72,153,0.35) 45%, rgba(2,6,23,0.55) 100%);
  position: relative;
}
.preset-thumb--modern-fullbleed .preset-map::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 12px;
  width: 62%;
  height: 18px;
  border-radius: 10px;
  background: rgba(2,6,23,0.55);
  border: 1px solid rgba(255,255,255,0.16);
  box-shadow: 0 10px 20px rgba(2,6,23,0.35);
}
.preset-thumb--modern-fullbleed .preset-map::after {
  content: '';
  position: absolute;
  right: 10px;
  bottom: 10px;
  width: 44%;
  height: 38px;
  border-radius: 10px;
  background: rgba(2,6,23,0.45);
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow: 0 10px 20px rgba(2,6,23,0.28);
}

.preset-thumb--business-scorecard .preset-bar { display: none; }
.preset-thumb--business-scorecard .preset-kpi { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; height: 100%; }
.preset-thumb--business-scorecard .preset-kpi-box {
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(148,163,184,0.22);
}

.preset-thumb--business-options .preset-bar { display: none; }
.preset-thumb--business-options .preset-table { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; height: 100%; }

.preset-thumb--business-gtm .preset-bar { display: none; }
.preset-thumb--business-gtm .preset-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; height: 100%; }
.preset-thumb--business-gtm .preset-step:nth-child(4) { display: none; }

.preset-thumb--academic-abstract .preset-bar { display: none; }
.preset-thumb--academic-abstract .preset-split { display: flex; gap: 8px; height: 100%; }
.preset-thumb--academic-abstract .preset-split-left {
  flex: 1.2;
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(255,255,255,0.06);
}
.preset-thumb--academic-abstract .preset-split-right {
  flex: 0.8;
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(15,23,42,0.45);
}

.preset-thumb--academic-2col .preset-bar { display: none; }
.preset-thumb--academic-2col .preset-split { display: flex; gap: 8px; height: 100%; }
.preset-thumb--academic-2col .preset-split-left,
.preset-thumb--academic-2col .preset-split-right {
  flex: 1;
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(255,255,255,0.06);
}

.preset-thumb--academic-figure .preset-bar { display: none; }
.preset-thumb--academic-figure .preset-split { display: flex; gap: 8px; height: 100%; }
.preset-thumb--academic-figure .preset-split-left {
  flex: 1.1;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(135deg, rgba(99,102,241,0.40) 0%, rgba(2,6,23,0.55) 100%);
}
.preset-thumb--academic-figure .preset-split-right {
  flex: 0.9;
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(255,255,255,0.06);
  position: relative;
}
.preset-thumb--academic-figure .preset-split-right::before {
  content: '';
  position: absolute;
  left: 10px;
  right: 10px;
  top: 12px;
  height: 12px;
  border-radius: 999px;
  background: rgba(224,231,255,0.22);
}
.preset-thumb--academic-figure .preset-split-right::after {
  content: '';
  position: absolute;
  left: 10px;
  right: 10px;
  top: 30px;
  height: 34px;
  border-radius: 10px;
  background: rgba(2,6,23,0.18);
  border: 1px solid rgba(255,255,255,0.10);
}

/* Component variants (Gamma-like building blocks) */
.block.variant-hero .hero-subtitle {
  margin: 0 0 0.7em;
  font-size: 0.82em;
  opacity: 0.9;
}
.block.variant-hero .hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.block.variant-hero .hero-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35em 0.7em;
  border-radius: 999px;
  border: 1px solid var(--deck-surface-border);
  background: var(--deck-surface);
  font-size: 0.72em;
  line-height: 1.1;
}

.block.variant-section .section-eyebrow {
  font-size: 0.48em;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  opacity: 0.72;
  margin: 0 0 0.9em;
}
.block.variant-section .section-subtitle {
  font-size: 0.55em;
  opacity: 0.82;
  max-width: 30em;
  margin-left: auto;
  margin-right: auto;
}

.block.variant-quote .quote-kicker {
  margin: 0;
  font-size: 0.9em;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  opacity: 0.75;
}
.block.variant-quote blockquote.quote-text {
  margin: 0;
  padding: 0;
  font-size: 1.35em;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.block.variant-quote .quote-attrib {
  margin-top: 1.05em;
  font-size: 0.74em;
  opacity: 0.8;
}

.block.variant-kpi .kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.block.variant-kpi .kpi-item {
  border: 1px solid var(--deck-surface-border);
  border-radius: 16px;
  padding: 16px 18px;
  background: var(--deck-surface);
  box-shadow: var(--deck-surface-shadow);
}
.block.variant-kpi .kpi-value {
  font-size: 1.65em;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--deck-primary, currentColor);
}
.block.variant-kpi .kpi-label {
  margin-top: 0.35em;
  font-size: 0.62em;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.78;
}
.block.variant-kpi .kpi-caption {
  margin: 0;
  opacity: 0.85;
}

/* Drag Handle */
.drag-handle-btn {
  position: absolute; top: -20px; left: 50%; transform: translateX(-50%);
  width: 32px; height: 16px; background: var(--accent);
  border-radius: 4px 4px 0 0; cursor: grab;
  display: none; justify-content: center; align-items: center; color: white;
}
.drag-handle-btn .icon { font-size: 14px; transform: rotate(90deg); }
.block.selected .drag-handle-btn, .block:hover .drag-handle-btn { display: flex; }

/* Resize Handle */
.resize-handle {
  position: absolute;
  width: 12px; height: 12px;
  background: white; border: 2px solid var(--accent);
  border-radius: 50%; cursor: pointer;
  display: none; z-index: 102;
}
.resize-handle[data-corner="br"] { right: -6px; bottom: -6px; cursor: se-resize; }
.resize-handle[data-corner="tr"] { right: -6px; top: -6px; cursor: ne-resize; }
.resize-handle[data-corner="bl"] { left: -6px; bottom: -6px; cursor: sw-resize; }
.resize-handle[data-corner="tl"] { left: -6px; top: -6px; cursor: nw-resize; }
.block.selected .resize-handle { display: block; }

.layout-divider-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 500;
}
.layout-divider-line {
  position: absolute;
  top: 0;
  height: 100%;
  width: 4px;
  transform: translateX(-50%);
  background: rgba(15, 23, 42, 0.45);
  border-radius: 999px;
  pointer-events: auto;
  z-index: 501;
  box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.2);
}
.layout-divider-line::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 18px;
  height: 60px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.85);
  border: 2px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
}

/* --- 9. PANELS & FORMS --- */
.inspector-header { 
  padding: 12px 16px; border-bottom: 1px solid var(--border); 
  font-weight: 600; font-size: 0.85rem; background: rgba(0,0,0,0.1);
}
.prop-group { padding: 16px; border-bottom: 1px solid var(--border); }
.prop-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; }

/* Inputs */
.inp-text, .inp-select, .inp-num {
  background: var(--bg-app); border: 1px solid var(--border);
  color: var(--text-main); padding: 6px; border-radius: 4px; font-size: 0.8rem;
}
.inp-select option,
.inp-select optgroup {
  background: var(--bg-panel);
  color: var(--text-main);
}
.inp-num { width: 60px; }
.inp-color { width: 30px; height: 30px; border: none; padding: 0; background: none; cursor: pointer; }

.label { color: var(--text-muted); font-size: 0.8rem; display: block; }

/* Toggles */
.toggle-group { display: flex; background: var(--bg-app); border-radius: 4px; border: 1px solid var(--border); }
.toggle-btn {
  flex: 1; background: transparent; border: none; color: var(--text-muted);
  padding: 6px; cursor: pointer; display: flex; justify-content: center;
  border-right: 1px solid var(--border);
}
.toggle-btn:last-child { border-right: none; }
.toggle-btn.active { background: var(--accent); color: white; }

.toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-main);
  font-size: 0.85rem;
}
.toggle-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}
.color-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.color-field .inp-color {
  width: 100%;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px;
  background: var(--bg-app);
}

.split-icon-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 6px;
}
.split-icon {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 6px;
  background: var(--bg-app);
  color: var(--text-muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.split-icon .split-icon-bars {
  display: flex;
  width: 100%;
  gap: 4px;
}
.split-icon .split-icon-bars span {
  flex: 1;
  height: 8px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.5);
  border: 1px solid rgba(148, 163, 184, 0.3);
}
.split-icon.active {
  border-color: var(--accent);
  color: var(--text-main);
  background: rgba(99, 102, 241, 0.1);
}
.split-icon.active .split-icon-bars span {
  background: var(--accent);
  border-color: rgba(99, 102, 241, 0.6);
}
.split-icon small {
  font-size: 0.65rem;
  font-weight: 600;
}
.split-color-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.split-color-list .color-field {
  flex: 1 1 120px;
}

/* Visibility Control */
.panel { display: none; }
.panel.visible { display: block; }

/* --- 10. LOADER --- */
#loader {
  position: fixed; inset: 0; background: rgba(15, 23, 42, 0.9);
  display: flex; align-items: center; justify-content: center; flex-direction: column;
  z-index: 999; display: none;
}
.spinner {
  width: 40px; height: 40px; border: 4px solid var(--accent); border-top-color: transparent;
  border-radius: 50%; animation: spin 1s linear infinite; margin-bottom: 15px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- MAP TOOLTIP --- */
.map-tooltip {
  position: fixed;
  z-index: 2000;
  min-width: 200px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  color: var(--text-main);
  font-size: 0.85rem;
  display: none;
}
.map-tooltip.visible { display: block; }
.map-tooltip-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  margin-bottom: 8px;
}
.map-tooltip-close {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1rem;
  cursor: pointer;
  padding: 0 4px;
}
.map-tooltip-body label {
  display: block;
  margin-bottom: 4px;
  color: var(--text-muted);
  font-size: 0.75rem;
}
.map-tooltip-input {
  width: 100%;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.4);
  color: var(--text-main);
}
.map-tooltip-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}
.map-tooltip-actions button {
  flex: 1;
  border: none;
  border-radius: 6px;
  padding: 6px 0;
  font-weight: 600;
  cursor: pointer;
}
.map-tooltip-save { background: var(--accent); color: #fff; }
.map-tooltip-clear { background: rgba(148,163,184,0.2); color: var(--text-main); }

.map-hover-label {
  position: fixed;
  z-index: 2000;
  pointer-events: none;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(148,163,184,0.4);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 0.75rem;
  color: var(--text-main);
  display: none;
}
.map-hover-label.visible { display: block; }
.map-hover-name {
  font-weight: 600;
}
.map-hover-value {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.map-legend {
  position: absolute;
  right: 16px;
  bottom: 16px;
  padding: 10px;
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(148,163,184,0.3);
  min-width: 140px;
  font-size: 0.75rem;
  color: var(--text-main);
  z-index: 5;
  pointer-events: none;
}
.map-legend-scale {
  height: 10px;
  border-radius: 999px;
  margin-bottom: 6px;
  background: var(--accent);
}
.map-legend-labels {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.7rem;
}
.data-viz-tab { display: none; }
.data-viz-tab.active { display: block; }

.quick-map-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.quick-map-select {
  min-width: 140px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,0.35);
  background: rgba(15,23,42,0.4);
  color: var(--text-main);
  font-size: 0.82rem;
}
.quick-map-select:focus {
  outline: none;
  border-color: rgba(99,102,241,0.8);
  box-shadow: 0 0 0 1px rgba(99,102,241,0.35);
}
.quick-chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  gap: 8px;
}
.chart-idea-status {
  font-size: 0.72rem;
  min-height: 18px;
  margin-top: 8px;
  color: var(--text-muted);
}
.chart-idea-status.success { color: #4ade80; }
.chart-idea-status.warning { color: #fbbf24; }
.chart-idea-status.error { color: #f87171; }

.map-insights {
  background: rgba(15,23,42,0.6);
  border: 1px solid rgba(148,163,184,0.3);
  border-radius: 12px;
  padding: 12px;
  font-size: 0.8rem;
  color: var(--text-main);
}
.map-insights .insight-placeholder {
  color: var(--text-muted);
  font-size: 0.75rem;
  text-align: center;
}
.map-insight-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 10px;
}
.map-insight-card {
  background: rgba(99,102,241,0.08);
  border-radius: 8px;
  padding: 8px;
}
.map-insight-value {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
}
.map-insight-label {
  font-size: 0.7rem;
  color: var(--text-muted);
}
.map-insight-list {
  margin-top: 8px;
  font-size: 0.75rem;
  display: grid;
  gap: 4px;
}
.map-insight-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(148,163,184,0.15);
}
.map-insight-badge.warning {
  background: rgba(251, 191, 36, 0.25);
  color: #f59e0b;
}

.image-search-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid rgba(148, 163, 184, 0.3);
  background: rgba(15, 23, 42, 0.95);
  border-radius: 16px;
  padding: 14px;
  margin-top: 12px;
}
.image-search-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.image-search-card-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
}
.image-search-card-subtitle {
  margin: 4px 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.image-search-input-row {
  display: flex;
  gap: 10px;
  align-items: center;
}
.image-search-input {
  flex: 1;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.75);
  color: var(--text-main);
  font-size: 0.9rem;
}
.image-search-input::placeholder {
  color: rgba(226, 232, 240, 0.6);
}
.image-search-go {
  flex-shrink: 0;
  min-width: 120px;
}
.image-search-status {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.image-search-gallery {
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
  padding-right: 4px;
  max-height: 48vh;
}
.image-search-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.image-search-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.35em;
  color: var(--text-muted);
}
.image-search-section-header small {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  opacity: 0.75;
}
.image-search-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}
.image-search-tile {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.7);
  cursor: pointer;
  overflow: hidden;
  position: relative;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.image-search-tile:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(99, 102, 241, 0.3);
}
.image-search-tile img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(110%);
}
.image-search-tile .badge {
  position: relative;
  margin: 8px;
  opacity: 0.95;
  font-size: 0.65rem;
  padding: 3px 8px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.14em;
}
.image-search-empty {
  border: 1px dashed rgba(148, 163, 184, 0.35);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  background: rgba(148, 163, 184, 0.07);
}
.image-search-loader {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  padding: 10px 15px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.8);
}
.image-search-loader.hidden {
  display: none;
}
.image-search-loader-text {
  font-size: 0.8rem;
  color: var(--text-main);
}
.badge-wiki { background: #e2e8f0; color: #1e293b; }
.badge-art { background: #fee2e2; color: #991b1b; }
.badge-map { background: #ffedd5; color: #9a3412; }
.badge-chart { background: #e0e7ff; color: #3730a3; }
.badge-stock { background: #dcfce7; color: #166534; }
.badge-pexels { background: #cffafe; color: #155e75; }

@media (max-width: 720px) {
  .image-search-input-row {
    flex-direction: column;
  }
  .image-search-go {
    width: 100%;
  }
  .image-search-card {
    width: 100%;
    padding: 12px;
  }
}


.equation-prompt-input,
.map-ai-prompt-input {
  position: relative;
}
.equation-prompt-input textarea,
.map-ai-prompt-input textarea {
  width: 100%;
  padding-right: 44px;
}
.equation-attach-btn,
.map-ai-attach-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid rgba(148,163,184,0.4);
  background: rgba(15,23,42,0.6);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.equation-attach-btn:hover,
.map-ai-attach-btn:hover {
  border-color: rgba(99,102,241,0.8);
  background: rgba(99,102,241,0.2);
}

/* --- HOME PAGE STYLES --- */
.mode-home .floating-inspector,
.mode-prompt .floating-inspector,
.mode-draft .floating-inspector {
  display: none !important;
}
.mode-home #aiOrbTrigger,
.mode-prompt #aiOrbTrigger,
.mode-draft #aiOrbTrigger,
.mode-home #aiPromptOverlay,
.mode-prompt #aiPromptOverlay,
.mode-draft #aiPromptOverlay {
  display: none !important;
}

.home-page {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(1200px 900px at 20% 10%, rgba(99,102,241,0.22) 0%, rgba(99,102,241,0) 60%),
              radial-gradient(900px 700px at 90% 20%, rgba(16,185,129,0.12) 0%, rgba(16,185,129,0) 55%),
              var(--bg-app);
  padding: 28px 20px;
}

.home-shell {
  width: min(1080px, 100%);
  display: flex;
  flex-direction: column;
  gap: 16px;
  color: var(--text-main);
}

.home-topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.home-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.home-logo {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.2px;
  color: var(--text-main);
}

.home-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.home-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.home-actions .action-btn.primary .icon {
  font-size: 1.05rem;
  vertical-align: middle;
  margin-right: 6px;
}

.home-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.home-search {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(148,163,184,0.25);
  background: rgba(15,23,42,0.55);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  max-width: 520px;
}
.home-search .icon { font-size: 1.1rem; color: var(--text-muted); }
.home-search input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text-main);
  font-size: 0.92rem;
}
.home-search input::placeholder { color: rgba(148,163,184,0.75); }

.home-meta {
  color: var(--text-muted);
  font-size: 0.85rem;
  white-space: nowrap;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  padding: 6px 0 0;
}

.project-card {
  position: relative;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(15,23,42,0.5);
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
  min-height: 210px;
}
.project-card:hover {
  border-color: rgba(99,102,241,0.55);
  background: rgba(15,23,42,0.62);
  transform: translateY(-2px);
}

.project-card.project-new {
  border-style: dashed;
  background: rgba(15,23,42,0.35);
}
.project-card.project-new:hover {
  border-color: rgba(99,102,241,0.65);
  background: rgba(99,102,241,0.12);
}
.project-new-inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 22px;
  color: var(--text-main);
}
.project-new-inner .icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(2,6,23,0.35);
  color: var(--text-main);
  font-size: 1.35rem;
}
.project-new-title { font-weight: 650; font-size: 0.95rem; }
.project-new-subtitle { color: var(--text-muted); font-size: 0.82rem; text-align: center; line-height: 1.35; }

.project-preview {
  height: 124px;
  padding: 14px 14px 10px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-bottom: 1px solid rgba(148,163,184,0.14);
}
.project-preview-title {
  font-weight: 650;
  font-size: 0.95rem;
  line-height: 1.15;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.project-preview-body {
  color: inherit;
  opacity: 0.9;
  font-size: 0.78rem;
  line-height: 1.3;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.project-footer {
  padding: 12px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.project-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.78rem;
  gap: 8px;
}
.project-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.project-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
  border: 1px solid rgba(148,163,184,0.22);
  color: var(--text-main);
  background: rgba(2,6,23,0.35);
}
.project-badge .icon { font-size: 1rem; color: var(--text-muted); }

.project-actions {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 6px;
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity 0.16s ease, transform 0.16s ease;
}
.project-card:hover .project-actions {
  opacity: 1;
  transform: translateY(0);
}
.project-icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(2,6,23,0.35);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(8px);
}
.project-icon-btn:hover {
  border-color: rgba(99,102,241,0.6);
  background: rgba(99,102,241,0.18);
}
.project-icon-btn.danger:hover {
  border-color: rgba(239,68,68,0.7);
  background: rgba(239,68,68,0.18);
}
.project-icon-btn .icon { font-size: 1.05rem; }

.project-empty {
  border: 1px dashed rgba(148,163,184,0.28);
  background: rgba(15,23,42,0.35);
  cursor: default;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  color: var(--text-muted);
  min-height: 210px;
  border-radius: 14px;
}
.project-empty .icon { font-size: 1.5rem; margin-right: 8px; opacity: 0.8; }

@media (max-width: 720px) {
  .home-topbar { flex-direction: column; align-items: flex-start; }
  .home-actions { width: 100%; justify-content: flex-start; flex-wrap: wrap; }
  .home-toolbar { flex-direction: column; align-items: stretch; }
  .home-search { max-width: none; }
}
}

/* --- PROMPT PAGE STYLES --- */
.prompt-page {
  flex: 1;
  display: flex;
  align-items: stretch;
  justify-content: center;
  background: var(--bg-app);
  padding: 20px;
  color-scheme: dark;
}

.ai-compose-shell {
  width: min(980px, 100%);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: calc(100vh - 140px);
  margin: 0 auto;
}
.ai-compose-center {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ai-compose-topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text-main);
  width: min(820px, 100%);
  margin: 0 auto;
}
.ai-compose-title {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.kicker {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.headline {
  font-size: 1.25rem;
  font-weight: 700;
}
.ai-compose-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.ai-count {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(148,163,184,0.25);
  background: rgba(15,23,42,0.55);
  border-radius: 12px;
  backdrop-filter: blur(10px);
}
.ai-count .label {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.ai-count input {
  width: 64px;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text-main);
  font-weight: 650;
  font-size: 0.92rem;
}

.ai-compose-bar {
  border: 1px solid rgba(148,163,184,0.25);
  background: rgba(15,23,42,0.55);
  border-radius: 16px;
  padding: 12px;
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: min(820px, 100%);
}
.ai-compose-controls { order: 0; }
.ai-compose-input { order: 1; }
#aiComposeAttachmentUpload { order: 2; }
#aiAttachmentList { order: 3; }
.ai-compose-actions { order: 4; }
.ai-compose-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}
.ai-doc-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(2,6,23,0.25);
  border-radius: 14px;
  color: var(--text-main);
  cursor: pointer;
  text-align: left;
}
.ai-doc-chip .icon {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(2,6,23,0.35);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.1rem;
}
.ai-doc-chip-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}
.ai-doc-chip-text .t {
  font-weight: 650;
  font-size: 0.92rem;
}
.ai-doc-chip-text .s {
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.2;
}
.ai-doc-chip:hover {
  border-color: rgba(99,102,241,0.55);
  background: rgba(99,102,241,0.12);
}
.ai-doc-chip[aria-pressed="true"] {
  border-color: rgba(99,102,241,0.8);
  background: rgba(99,102,241,0.18);
}
.ai-doc-chip[aria-pressed="true"] .icon {
  border-color: rgba(99,102,241,0.7);
  color: #e0e7ff;
}
.ai-select {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(2,6,23,0.25);
  border-radius: 14px;
}
.ai-select .label {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.ai-select select {
  width: 100%;
  border: 1px solid rgba(148,163,184,0.18);
  outline: none;
  background: rgba(2,6,23,0.55);
  color: var(--text-main);
  font-weight: 650;
  font-size: 0.92rem;
  font-family: inherit;
  padding: 8px 10px;
  border-radius: 12px;
}
.ai-select select:focus {
  border-color: rgba(99,102,241,0.7);
  box-shadow: 0 0 0 2px rgba(99,102,241,0.18);
}
.ai-select select option {
  background: #0b1220;
  color: #e5e7eb;
}
.ai-compose-input {
  position: relative;
}
.ai-compose-input textarea {
  width: 100%;
  resize: vertical;
  min-height: 64px;
  max-height: 220px;
  padding: 14px 46px 14px 14px;
  border-radius: 14px;
  border: 1px solid rgba(148,163,184,0.25);
  background: rgba(2,6,23,0.45);
  color: var(--text-main);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
}
.ai-compose-input textarea::placeholder { color: rgba(148,163,184,0.78); }
.ai-compose-attach {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.25);
  background: rgba(2,6,23,0.35);
  color: var(--text-main);
  cursor: pointer;
}
.ai-compose-attach:hover {
  border-color: rgba(99,102,241,0.6);
  background: rgba(99,102,241,0.18);
}
.ai-compose-actions {
  display: flex;
  justify-content: flex-end;
}

.ai-attachment-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.attachment-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(148,163,184,0.18);
  background: rgba(2,6,23,0.3);
}
.attachment-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  min-width: 0;
}
.attachment-meta .icon { color: var(--text-muted); }
.attachment-name {
  font-weight: 650;
  font-size: 0.9rem;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 520px;
}
.attachment-size {
  font-size: 0.78rem;
  color: var(--text-muted);
}
.attachment-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.attachment-actions button,
.attachment-actions a {
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(2,6,23,0.25);
  color: var(--text-main);
  border-radius: 10px;
  padding: 6px 10px;
  font-size: 0.82rem;
  cursor: pointer;
  text-decoration: none;
}
.attachment-actions button:hover,
.attachment-actions a:hover {
  border-color: rgba(99,102,241,0.6);
  background: rgba(99,102,241,0.16);
}

.draft-page {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-app);
  padding: 20px;
  color-scheme: dark;
}
.draft-shell {
  width: min(1080px, 100%);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.draft-topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text-main);
}
.draft-title {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.draft-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.draft-actions .action-btn .icon {
  font-size: 1.05rem;
  vertical-align: middle;
  margin-right: 6px;
}
.draft-body {
  border: 1px solid rgba(148,163,184,0.25);
  background: rgba(15,23,42,0.55);
  border-radius: 16px;
  padding: 12px;
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: calc(100vh - 180px);
}
.draft-meta {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.86rem;
  padding: 0 4px;
}
.draft-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: auto;
  padding: 4px;
}
.draft-card {
  border: 1px solid rgba(148,163,184,0.18);
  background: rgba(2,6,23,0.3);
  border-radius: 14px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.draft-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.draft-card-index {
  color: var(--text-muted);
  font-size: 0.85rem;
  white-space: nowrap;
}
.draft-card-actions {
  display: flex;
  gap: 6px;
}
.draft-mini-btn {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(2,6,23,0.25);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.draft-mini-btn:hover {
  border-color: rgba(99,102,241,0.6);
  background: rgba(99,102,241,0.16);
}
.draft-mini-btn.danger:hover {
  border-color: rgba(239,68,68,0.7);
  background: rgba(239,68,68,0.18);
}
.draft-mini-btn .icon { font-size: 1.05rem; }

.draft-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 10px 12px;
  align-items: start;
}
.draft-grid label {
  color: var(--text-muted);
  font-size: 0.85rem;
  padding-top: 10px;
}
.draft-grid input,
.draft-grid textarea,
.draft-grid select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,0.22);
  background: rgba(2,6,23,0.35);
  color: var(--text-main);
  padding: 10px 12px;
  font-size: 0.92rem;
  font-family: inherit;
  outline: none;
}
.draft-grid select option {
  background: #0b1220;
  color: #e5e7eb;
}
.draft-grid textarea { resize: vertical; min-height: 72px; }

@media (max-width: 720px) {
  .draft-topbar { flex-wrap: wrap; }
  .draft-actions { width: 100%; justify-content: flex-start; flex-wrap: wrap; }
  .draft-grid { grid-template-columns: 1fr; }
  .draft-grid label { padding-top: 0; }
}

.prompt-content {
  max-width: 600px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
  text-align: center;
  color: var(--text-main);
}

.prompt-content h1 {
  font-size: 2rem;
  margin-bottom: 10px;
  color: var(--accent);
}

.prompt-content p {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: var(--text-muted);
}

.prompt-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}

.prompt-form label {
  font-weight: 600;
  color: var(--text-main);
}

.prompt-form textarea,
.prompt-form input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-app);
  color: var(--text-main);
  font-size: 1rem;
  font-family: inherit;
}

.prompt-form textarea:focus,
.prompt-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.prompt-actions {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin-top: 10px;
}

.create-options {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin-bottom: 40px;
}

.hidden {
  display: none !important;
}