/* ==========================================================================
   Royal Banquet Hall - Admin Studio & Visual Website Builder
   White Minimal Luxury & Royal Gold Design System
   Architecture: Left Controls Panel | Right Live Responsive Canvas
   Compliant with Visual Website Builder Blueprint (v1.0) & IQ200 Layout Spec
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Playfair+Display:ital,wght@0,600;0,700;1,400&display=swap');

:root {
  --admin-font: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --admin-serif: "Playfair Display", Georgia, serif;
  
  /* White Minimal Luxury & 24K Royal Gold Palette */
  --admin-gold: #c6a15b;
  --admin-gold-hover: #b38f4a;
  --admin-gold-dark: #8c6c2e;
  --admin-gold-light: #f6ecd6;
  --admin-gold-subtle: #fcf9f2;
  --admin-gold-border: rgba(198, 161, 91, 0.35);
  --admin-gold-glow: rgba(198, 161, 91, 0.22);
  
  --admin-dark: #171d19;
  --admin-dark-hover: #242c26;
  --admin-dark-subtle: #2d3630;
  
  --admin-bg: #f8f7f4;           /* Warm Alabaster / Ivory Canvas */
  --admin-surface: #ffffff;      /* Pure Crisp White */
  --admin-surface-hover: #faf9f6;
  --admin-surface-elevated: #ffffff;
  
  --admin-border: #e9e6df;       /* Delicate Warm Gray */
  --admin-border-subtle: #f2efe9;
  --admin-border-focus: #c6a15b;
  
  --admin-text-main: #171d19;    /* Deep Charcoal Ink */
  --admin-text-body: #3c4440;
  --admin-text-muted: #747d77;
  --admin-text-light: #9fa6a1;
  
  --admin-accent-success: #10b981;
  --admin-accent-info: #0ea5e9;
  --admin-accent-warning: #f59e0b;
  --admin-accent-danger: #ef4444;
  
  --admin-radius-card: 18px;
  --admin-radius-pill: 999px;
  --admin-radius-md: 12px;
  --admin-radius-sm: 8px;
  
  --admin-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.03);
  --admin-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  --admin-shadow-lg: 0 14px 40px rgba(0, 0, 0, 0.08);
}

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

/* Base Body: Strictly locked to viewport height with no outer scrollbars */
body.admin-app {
  margin: 0;
  padding: 0;
  font-family: var(--admin-font);
  background-color: var(--admin-bg);
  color: var(--admin-text-main);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100vh;
  height: 100dvh;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden; /* Important: prevents body scrolling so panels scroll independently */
}

/* --------------------------------------------------------------------------
   1. TOP MASTER TOOLBAR (Fixed Height, Never Overlaps Panels)
   -------------------------------------------------------------------------- */
.admin-header {
  flex: 0 0 auto;
  height: 64px;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: var(--admin-surface);
  border-bottom: 1px solid var(--admin-border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
  z-index: 100;
  gap: 12px;
}

.admin-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--admin-text-main);
}

.admin-brand-crest {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 6px;
}

.admin-brand-title {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--admin-text-main);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.admin-brand-title span {
  color: var(--admin-gold);
}

.admin-brand-badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--admin-gold-subtle);
  color: var(--admin-gold-hover);
  border: 1px solid var(--admin-gold-border);
  padding: 2px 8px;
  border-radius: var(--admin-radius-pill);
  white-space: nowrap;
}

.admin-header-center {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1 1 auto;
  min-width: 0;
  justify-content: center;
}

/* Page Selector Dropdown */
.admin-header-page-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--admin-bg);
  padding: 4px 10px;
  border-radius: var(--admin-radius-pill);
  border: 1px solid var(--admin-border);
  flex: 0 1 auto;
  min-width: 0;
}

.admin-header-page-wrap svg {
  width: 14px;
  height: 14px;
  stroke: var(--admin-gold);
  flex-shrink: 0;
}

.admin-page-select-top {
  border: none;
  background: transparent;
  font-family: var(--admin-font);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--admin-text-main);
  outline: none;
  cursor: pointer;
  max-width: 170px;
  text-overflow: ellipsis;
}

/* Undo / Redo Buttons */
.admin-history-group {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--admin-bg);
  padding: 2px;
  border-radius: var(--admin-radius-pill);
  border: 1px solid var(--admin-border);
  flex-shrink: 0;
}

.btn-history {
  width: 28px;
  height: 28px;
  border-radius: var(--admin-radius-pill);
  border: none;
  background: transparent;
  color: var(--admin-text-body);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-history:hover:not(:disabled) {
  background: #ffffff;
  color: var(--admin-gold);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.btn-history:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-history svg {
  width: 14px;
  height: 14px;
}

/* Autosave Status Badge */
.admin-save-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--admin-text-muted);
  padding: 4px 8px;
  white-space: nowrap;
  flex-shrink: 0;
}

.admin-save-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
}

.admin-save-pulse.saving {
  background: #f59e0b;
  animation: adminPulse 1s infinite;
}

@keyframes adminPulse {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.admin-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

/* Donezo Pill Button System */
.btn-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 16px;
  border-radius: var(--admin-radius-pill);
  font-family: var(--admin-font);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-pill svg {
  width: 14px;
  height: 14px;
  stroke-width: 2.2;
}

.btn-pill-gold {
  background: var(--admin-gold);
  color: #ffffff;
  box-shadow: 0 2px 8px var(--admin-gold-glow);
}

.btn-pill-gold:hover {
  background: var(--admin-gold-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--admin-gold-glow);
}

.btn-pill-gold:active {
  transform: translateY(0);
}

.btn-pill-dark {
  background: var(--admin-dark);
  color: #ffffff;
}

.btn-pill-dark:hover {
  background: var(--admin-dark-hover);
  transform: translateY(-1px);
}

.btn-pill-outline {
  background: #ffffff;
  border: 1px solid var(--admin-border);
  color: var(--admin-text-body);
}

.btn-pill-outline:hover {
  background: var(--admin-surface-hover);
  border-color: var(--admin-border-focus);
  color: var(--admin-text-main);
}

.btn-pill-outline.active {
  background: var(--admin-gold-subtle);
  border-color: var(--admin-gold);
  color: var(--admin-gold-hover);
}

.btn-icon-pill {
  width: 34px;
  height: 34px;
  border-radius: var(--admin-radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 1px solid var(--admin-border);
  color: var(--admin-text-body);
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.btn-icon-pill:hover {
  background: var(--admin-surface-hover);
  border-color: var(--admin-border-focus);
  color: var(--admin-gold);
}

.btn-icon-pill svg {
  width: 15px;
  height: 15px;
}

/* --------------------------------------------------------------------------
   2. MAIN WORKSPACE: RIGOROUS TWO-PANEL GRID WITH INDEPENDENT SCROLLING
   -------------------------------------------------------------------------- */
.admin-workspace {
  display: grid;
  grid-template-columns: minmax(360px, 460px) minmax(0, 1fr);
  flex: 1 1 auto;
  min-height: 0;
  min-width: 0;
  overflow: hidden;
  background: var(--admin-bg);
}

/* --------------------------------------------------------------------------
   LEFT CONTROLS PANE (Options, Sliders, Element Properties)
   -------------------------------------------------------------------------- */
.admin-controls-pane {
  background: var(--admin-surface);
  border-right: 1px solid var(--admin-border);
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
  overflow: hidden;
  position: relative;
}

/* Sticky Category Navigation Strip with Scroll Arrows */
.admin-nav-tabs-container {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  background: var(--admin-surface);
  border-bottom: 1px solid var(--admin-border);
  position: relative;
  padding: 0 4px;
  z-index: 10;
}

.admin-nav-scroll-btn {
  flex: 0 0 24px;
  height: 28px;
  border-radius: var(--admin-radius-pill);
  border: 1px solid var(--admin-border);
  background: #ffffff;
  color: var(--admin-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}

.admin-nav-scroll-btn:hover {
  background: var(--admin-gold-subtle);
  border-color: var(--admin-gold);
  color: var(--admin-gold);
}

.admin-nav-scroll-btn svg {
  width: 13px;
  height: 13px;
}

.admin-nav-tabs-bar {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 4px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: rgba(198, 161, 91, 0.3) transparent;
}

.admin-nav-tabs-bar::-webkit-scrollbar {
  height: 3px;
}

.admin-nav-tabs-bar::-webkit-scrollbar-thumb {
  background: rgba(198, 161, 91, 0.35);
  border-radius: 999px;
}

.admin-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 11px;
  border-radius: var(--admin-radius-pill);
  font-family: var(--admin-font);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--admin-text-muted);
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.admin-tab-btn svg {
  width: 13px;
  height: 13px;
  stroke: var(--admin-text-muted);
}

.admin-tab-btn:hover {
  background: var(--admin-bg);
  color: var(--admin-text-main);
}

.admin-tab-btn.active {
  background: var(--admin-gold-subtle);
  color: var(--admin-gold-hover);
  border-color: var(--admin-gold-border);
  font-weight: 700;
}

.admin-tab-btn.active svg {
  stroke: var(--admin-gold);
}

/* Independent Scrollable Settings Form Area */
.admin-controls-scroll {
  flex: 1 1 auto;
  min-height: 0;
  min-width: 0;
  padding: 18px 20px 110px; /* Generous bottom padding so the final setting & button are NEVER cut off */
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Contextual Selection HUD Card (Shows currently selected element) */
.admin-selection-card {
  background: var(--admin-gold-subtle);
  border: 1px solid var(--admin-gold-border);
  border-radius: var(--admin-radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.admin-selection-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-selection-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--admin-gold-hover);
  background: #ffffff;
  padding: 2px 7px;
  border-radius: var(--admin-radius-pill);
  border: 1px solid var(--admin-gold-border);
}

.admin-selection-badge svg {
  width: 11px;
  height: 11px;
  stroke: var(--admin-gold);
}

.admin-selection-name {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--admin-text-main);
  margin: 0;
}

.admin-selection-breadcrumb {
  font-size: 0.68rem;
  color: var(--admin-text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Live Measured Dimensions Box */
.admin-measured-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  border: 1px solid var(--admin-gold-border);
  padding: 6px 10px;
  border-radius: var(--admin-radius-sm);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--admin-text-main);
}

.admin-measured-box span.val {
  color: var(--admin-gold-hover);
  font-family: monospace;
  font-size: 0.78rem;
}

/* Section Cards on the Left */
.admin-card {
  background: var(--admin-surface);
  border-radius: var(--admin-radius-md);
  border: 1px solid var(--admin-border);
  padding: 16px 18px;
  box-shadow: var(--admin-shadow-sm);
}

.admin-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--admin-border-subtle);
}

.admin-card-title {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--admin-text-main);
}

.admin-card-title svg {
  width: 15px;
  height: 15px;
  stroke: var(--admin-gold);
}

/* Sliders with Numeric Box Pair (IQ200 Layout Spec) */
.admin-control-pair {
  margin-bottom: 12px;
}

.admin-control-pair:last-child {
  margin-bottom: 0;
}

.admin-pair-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--admin-text-body);
  margin-bottom: 5px;
}

.admin-pair-inputs {
  display: grid;
  grid-template-columns: 1fr 68px;
  gap: 8px;
  align-items: center;
}

.admin-range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: #e7e5de;
  outline: none;
}

.admin-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--admin-gold);
  border: 2px solid #ffffff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: transform 0.1s ease;
}

.admin-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: var(--admin-gold-hover);
}

.admin-num-input {
  width: 100%;
  padding: 5px 6px;
  font-family: monospace;
  font-size: 0.76rem;
  font-weight: 600;
  text-align: right;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-sm);
  background: var(--admin-bg);
  color: var(--admin-text-main);
  outline: none;
}

.admin-num-input:focus {
  border-color: var(--admin-gold);
  background: #ffffff;
}

/* Form Groups & Inputs */
.admin-form-group {
  margin-bottom: 12px;
}

.admin-form-group:last-child {
  margin-bottom: 0;
}

.admin-form-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--admin-text-body);
  margin-bottom: 5px;
}

.admin-input, .admin-select, .admin-textarea {
  width: 100%;
  padding: 8px 11px;
  border-radius: var(--admin-radius-sm);
  border: 1px solid var(--admin-border);
  background: var(--admin-surface);
  font-family: var(--admin-font);
  font-size: 0.8rem;
  color: var(--admin-text-main);
  outline: none;
  transition: all 0.2s ease;
}

.admin-input:focus, .admin-select:focus, .admin-textarea:focus {
  border-color: var(--admin-gold);
  box-shadow: 0 0 0 2px var(--admin-gold-glow);
}

/* Ballroom Presets Grid */
.admin-ballroom-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.admin-ballroom-card {
  position: relative;
  height: 68px;
  border-radius: var(--admin-radius-sm);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s ease;
}

.admin-ballroom-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-ballroom-card .caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 4px 6px;
  font-size: 0.66rem;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85), transparent);
}

.admin-ballroom-card.active {
  border-color: var(--admin-gold);
  box-shadow: 0 0 0 2px var(--admin-gold);
}

/* Color Tokens List */
.admin-color-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  border-radius: var(--admin-radius-sm);
  background: var(--admin-bg);
  margin-bottom: 6px;
}

.admin-color-info {
  display: flex;
  flex-direction: column;
}

.admin-color-name {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--admin-text-main);
}

.admin-color-token {
  font-size: 0.64rem;
  color: var(--admin-text-muted);
  font-family: monospace;
}

.admin-color-picker-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}

.admin-color-swatch {
  -webkit-appearance: none;
  appearance: none;
  border: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  background: transparent;
}

.admin-color-swatch::-webkit-color-swatch-wrapper {
  padding: 0;
}

.admin-color-swatch::-webkit-color-swatch {
  border: 2px solid #ffffff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  border-radius: 50%;
}

.admin-color-hex-box {
  width: 66px;
  padding: 3px 5px;
  font-size: 0.72rem;
  font-family: monospace;
  text-align: center;
  border: 1px solid var(--admin-border);
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   RIGHT PANE: LIVE RESPONSIVE CANVAS (Independently Scrollable)
   -------------------------------------------------------------------------- */
.admin-canvas-pane {
  background: var(--admin-bg);
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
  padding: 12px 18px 18px;
  overflow: hidden;
}

/* Canvas Toolbar */
.admin-canvas-topbar {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  padding: 6px 14px;
  background: var(--admin-surface);
  border-radius: var(--admin-radius-pill);
  border: 1px solid var(--admin-border);
  box-shadow: var(--admin-shadow-sm);
  gap: 10px;
}

.admin-canvas-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.admin-viewport-dimension-pill {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--admin-gold-hover);
  background: var(--admin-gold-subtle);
  border: 1px solid var(--admin-gold-border);
  padding: 2px 8px;
  border-radius: var(--admin-radius-pill);
  font-family: monospace;
}

.admin-viewport-toggles {
  display: flex;
  align-items: center;
  background: var(--admin-bg);
  padding: 2px;
  border-radius: var(--admin-radius-pill);
  border: 1px solid var(--admin-border);
}

.btn-viewport-mode {
  border: none;
  background: transparent;
  padding: 4px 10px;
  font-family: var(--admin-font);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--admin-text-muted);
  border-radius: var(--admin-radius-pill);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s ease;
}

.btn-viewport-mode svg {
  width: 13px;
  height: 13px;
}

.btn-viewport-mode.active {
  background: #ffffff;
  color: var(--admin-text-main);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  font-weight: 700;
}

/* Canvas Viewport Wrap (Independently Scrollable Container) */
.admin-canvas-viewport-wrap {
  flex: 1 1 auto;
  min-height: 0;
  min-width: 0;
  background: #ebe8e1;
  border-radius: var(--admin-radius-card);
  border: 1px solid var(--admin-border);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.04);
  display: flex;
  align-items: stretch;
  justify-content: center;
  overflow: auto;
  overscroll-behavior: contain;
  position: relative;
  padding: 6px;
}

.admin-preview-iframe {
  border: none;
  background: #ffffff;
  transition: width 0.25s cubic-bezier(0.16, 1, 0.3, 1), max-width 0.25s ease;
}

.admin-preview-iframe.device-desktop {
  width: 100%;
  height: 100%;
  max-width: 100%;
}

.admin-preview-iframe.device-tablet {
  width: 768px;
  max-width: 768px;
  height: 100%;
  min-height: 850px;
  margin: 0 auto;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.admin-preview-iframe.device-mobile {
  width: 375px;
  max-width: 375px;
  height: 100%;
  min-height: 750px;
  margin: 0 auto;
  border-radius: 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* Floating Live Measurement Tooltip on Canvas */
.admin-canvas-dimension-tooltip {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--admin-dark);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: monospace;
  padding: 4px 10px;
  border-radius: var(--admin-radius-pill);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  pointer-events: none;
  display: none;
  z-index: 100;
}

/* --------------------------------------------------------------------------
   3. MODALS (Publish Confirmation)
   -------------------------------------------------------------------------- */
.admin-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(23, 29, 25, 0.5);
  backdrop-filter: blur(6px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: adminFadeIn 0.2s ease-out;
}

@keyframes adminFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.admin-modal-card {
  background: #ffffff;
  border-radius: var(--admin-radius-card);
  border: 1px solid var(--admin-border);
  box-shadow: var(--admin-shadow-lg);
  width: 100%;
  max-width: 500px;
  padding: 24px;
  animation: adminScaleIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes adminScaleIn {
  from { transform: scale(0.96); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.admin-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.admin-modal-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--admin-text-main);
}

.admin-modal-close {
  background: transparent;
  border: none;
  font-size: 1.3rem;
  color: var(--admin-text-muted);
  cursor: pointer;
}

/* Toast Notifications */
.admin-toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999999;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--admin-radius-pill);
  background: var(--admin-dark);
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  animation: adminToastSlide 0.2s ease-out;
}

@keyframes adminToastSlide {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.admin-toast.success {
  border-color: rgba(16, 185, 129, 0.4);
}

.admin-toast.error {
  border-color: rgba(239, 68, 68, 0.4);
}

/* --------------------------------------------------------------------------
   4. RESPONSIVE BREAKPOINTS (1920, 1600, 1366, 1280, 1024)
   -------------------------------------------------------------------------- */
@media (max-width: 1280px) {
  .admin-header {
    padding: 0 14px;
    height: 60px;
    min-height: 60px;
  }
  .admin-workspace {
    grid-template-columns: minmax(340px, 420px) minmax(0, 1fr);
  }
  .admin-brand-badge {
    display: none;
  }
  .btn-pill {
    padding: 6px 12px;
  }
}

@media (max-width: 1080px) {
  .admin-workspace {
    grid-template-columns: minmax(320px, 380px) minmax(0, 1fr);
  }
  .admin-page-select-top {
    max-width: 120px;
  }
  .admin-save-indicator span#save-status-text {
    display: none;
  }
}

@media (max-width: 860px) {
  .admin-workspace {
    grid-template-columns: 1fr;
  }
  .admin-controls-pane {
    height: 100%;
  }
  .admin-canvas-pane {
    display: none;
  }
  .admin-workspace.view-canvas-only .admin-controls-pane {
    display: none;
  }
  .admin-workspace.view-canvas-only .admin-canvas-pane {
    display: flex;
    height: 100%;
  }
}