:root {
  --bg-main: #080b11;
  --bg-surface: #0f1422;
  --bg-card: #151c2f;
  --bg-card-hover: #1b243b;
  --border-subtle: #1e2840;
  --border-strong: #2a3754;
  
  --primary: #3b82f6;
  --primary-glow: rgba(59, 130, 246, 0.25);
  
  --emerald: #10b981;
  --emerald-glow: rgba(16, 185, 129, 0.25);
  --emerald-bg: rgba(16, 185, 129, 0.12);
  
  --amber: #f59e0b;
  --amber-glow: rgba(245, 158, 11, 0.25);
  --amber-bg: rgba(245, 158, 11, 0.12);
  
  --rose: #f43f5e;
  --rose-glow: rgba(244, 63, 94, 0.25);
  --rose-bg: rgba(244, 63, 94, 0.12);
  
  --purple: #8b5cf6;
  --purple-bg: rgba(139, 92, 246, 0.12);
  
  --cyan: #06b6d4;
  --cyan-bg: rgba(6, 182, 212, 0.12);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Outfit', sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body.dark-theme {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* -------------------------------------------------------------
   1. APP HEADER
------------------------------------------------------------- */
.app-header {
  height: 68px;
  background: rgba(15, 20, 34, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  gap: 20px;
}

.header-left {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  font-size: 20px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, #ffffff, #cbd5e1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.center-badge {
  font-size: 11px;
  font-weight: 700;
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
}

/* Activity Ticker */
.ticker-wrapper {
  flex: 1;
  max-width: 580px;
  height: 36px;
  background: rgba(21, 28, 47, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  padding: 0 14px;
  overflow: hidden;
  gap: 12px;
}

.ticker-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--emerald);
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--emerald);
  box-shadow: 0 0 8px var(--emerald);
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.ticker-container {
  overflow: hidden;
  white-space: nowrap;
  flex: 1;
}

.ticker-content {
  display: inline-block;
  font-size: 12px;
  color: var(--text-secondary);
  animation: tickerSlide 25s linear infinite;
}

.ticker-content:hover {
  animation-play-state: paused;
}

@keyframes tickerSlide {
  0% { transform: translateX(100%); }
  100% { transform: translateX(-100%); }
}

.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

/* Status Pill */
.ws-status-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-indicator.live {
  background: var(--emerald);
  box-shadow: 0 0 8px var(--emerald);
}

.status-indicator.reconnecting {
  background: var(--amber);
  box-shadow: 0 0 8px var(--amber);
}

.status-indicator.disconnected {
  background: var(--rose);
  box-shadow: 0 0 8px var(--rose);
}

.role-select {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 500;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s;
}

.role-select:focus {
  border-color: var(--primary);
}

.notifications-dropdown-wrap {
  position: relative;
}

.icon-button {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  transition: all 0.2s;
}

.icon-button:hover {
  background: var(--bg-card-hover);
  border-color: var(--primary);
}

.icon-button .badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--rose);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-surface);
}

/* Dropdown Menu */
.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 340px;
  max-height: 420px;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  z-index: 200;
  flex-direction: column;
}

.dropdown-menu.active {
  display: flex;
}

.dropdown-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dropdown-header h4 {
  font-size: 13px;
  font-weight: 600;
}

.text-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 11px;
  cursor: pointer;
}

.dropdown-list {
  overflow-y: auto;
  max-height: 340px;
}

.notif-item {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 12px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  transition: background 0.15s;
  cursor: pointer;
}

.notif-item:hover {
  background: rgba(255, 255, 255, 0.03);
}

.notif-item.unread {
  background: rgba(59, 130, 246, 0.06);
}

.notif-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
  margin-top: 5px;
  flex-shrink: 0;
}

.notif-body {
  flex: 1;
}

.notif-msg {
  color: var(--text-primary);
  line-height: 1.4;
}

.notif-time {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 4px 10px 4px 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, #3b82f6, #10b981);
  color: #fff;
  font-weight: 700;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-info {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 12px;
  font-weight: 600;
  line-height: 1.1;
}

.user-role-badge {
  font-size: 9px;
  font-weight: 700;
  color: var(--emerald);
  letter-spacing: 0.5px;
}

/* -------------------------------------------------------------
   2. DASHBOARD MAIN & QUICK STATS BAR
------------------------------------------------------------- */
.dashboard-main {
  flex: 1;
  padding: 24px;
  max-width: 1720px;
  margin: 0 auto;
  width: 100%;
}

.quick-stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.25s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
}

.stat-card.highlight {
  border-color: rgba(245, 158, 11, 0.3);
  background: linear-gradient(135deg, #151c2f, #1a2238);
}

.stat-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 12px;
}

.stat-icon-wrap.blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.stat-icon-wrap.emerald { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.stat-icon-wrap.purple { background: rgba(139, 92, 246, 0.15); color: #a78bfa; }
.stat-icon-wrap.amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.stat-icon-wrap.gold { background: rgba(245, 158, 11, 0.25); color: #f59e0b; }

.stat-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  margin: 3px 0;
  letter-spacing: -0.5px;
}

.stat-subtext {
  font-size: 11px;
  color: var(--text-muted);
}

/* -------------------------------------------------------------
   3. DASHBOARD TWO-COLUMN GRID
------------------------------------------------------------- */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 24px;
}

@media (max-width: 1280px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Section Headers */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.3px;
}

.section-subtitle {
  font-size: 12px;
  color: var(--text-muted);
}

/* -------------------------------------------------------------
   4. KANBAN BOARD (5 COLUMNS)
------------------------------------------------------------- */
.kanban-board-container {
  display: grid;
  grid-template-columns: repeat(5, minmax(210px, 1fr));
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 12px;
}

.kanban-column {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  min-height: 520px;
}

.column-header {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.column-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--text-secondary);
}

.column-count {
  font-size: 11px;
  font-weight: 700;
  background: var(--bg-card);
  color: var(--text-muted);
  padding: 2px 7px;
  border-radius: var(--radius-full);
}

.column-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

/* Kanban Project Card */
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.card-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.project-card-title {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  line-height: 1.3;
}

.stage-badge {
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.4px;
  white-space: nowrap;
}

.badge-parallel { background: var(--cyan-bg); color: var(--cyan); border: 1px solid rgba(6, 182, 212, 0.3); }
.badge-integration { background: var(--purple-bg); color: var(--purple); border: 1px solid rgba(139, 92, 246, 0.3); }
.badge-testing { background: var(--amber-bg); color: var(--amber); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-review { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.badge-live { background: var(--emerald-bg); color: var(--emerald); border: 1px solid rgba(16, 185, 129, 0.3); }

/* Progress bar inside card */
.progress-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.progress-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--text-muted);
}

.progress-track {
  height: 6px;
  background: var(--bg-surface);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #3b82f6, #10b981);
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.owner-chip {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--text-secondary);
}

.member-avatars-row {
  display: flex;
  align-items: center;
}

.member-avatar-mini {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: -6px;
}

.member-avatar-mini:first-child {
  margin-left: 0;
}

/* -------------------------------------------------------------
   5. SIDE FEEDS (VOTES & NOTIFICATIONS)
------------------------------------------------------------- */
.side-feeds-section {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
}

.card-header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.card-subtitle {
  font-size: 11px;
  color: var(--text-muted);
}

.feed-body {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 400px;
  overflow-y: auto;
}

/* Pending Vote Item Card */
.vote-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all 0.2s ease;
}

.vote-item-card:hover {
  border-color: var(--emerald);
}

.vote-item-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.vote-item-title {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
}

.vote-owner-tag {
  font-size: 11px;
  color: var(--text-muted);
}

/* Green % live bar */
.vote-bar-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.vote-bar-labels {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 600;
}

.vote-percentage-text {
  color: var(--emerald);
}

.vote-bar-track {
  height: 8px;
  background: rgba(244, 63, 94, 0.35); /* Red backing */
  border-radius: var(--radius-full);
  overflow: hidden;
}

.vote-bar-fill {
  height: 100%;
  background: var(--emerald);
  border-radius: var(--radius-full);
  transition: width 0.5s ease-out;
}

.vote-btn-row {
  display: flex;
  gap: 8px;
}

/* -------------------------------------------------------------
   6. BUTTONS & UI ELEMENTS
------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-sm {
  padding: 5px 10px;
  font-size: 11px;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  color: #fff;
}

.btn-green {
  background: var(--emerald);
  color: #fff;
}

.btn-green:hover {
  background: #059669;
}

.btn-red {
  background: var(--rose);
  color: #fff;
}

.btn-red:hover {
  background: #e11d48;
}

.badge {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.badge-pulse {
  background: var(--emerald-bg);
  color: var(--emerald);
  border-color: rgba(16, 185, 129, 0.3);
}

.empty-state {
  text-align: center;
  padding: 24px 12px;
  font-size: 12px;
  color: var(--text-muted);
}

/* -------------------------------------------------------------
   7. MODAL DIALOGS
------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.modal-dialog.modal-sm {
  max-width: 440px;
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
}

.modal-close-btn:hover {
  color: #fff;
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
}

.modal-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  background: var(--bg-card);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 12px;
  margin-bottom: 16px;
}

.modal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.modal-table th {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-weight: 600;
}

.modal-table td {
  padding: 8px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-secondary);
}

.form-input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: #fff;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  font-size: 13px;
  outline: none;
  font-family: inherit;
}

.form-input:focus {
  border-color: var(--primary);
}

.vote-action-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* -------------------------------------------------------------
   STEP 08: 4 ROLE-SPECIFIC CORNER PANELS & SPATIAL LAYOUT
------------------------------------------------------------- */

/* Header View Mode Switcher */
.view-mode-toggle {
  display: flex;
  background: rgba(255, 255, 255, 0.04);
  padding: 3px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  gap: 4px;
}

.view-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.view-btn.active {
  background: var(--bg-card);
  color: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.4);
}

.view-btn:hover:not(.active) {
  color: #fff;
  background: rgba(255, 255, 255, 0.03);
}

/* Spatial Grid Layout: Top Corners, Center Dashboard, Bottom Corners */
.spatial-workspace-layout {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 24px;
  max-width: 1800px;
  margin: 0 auto;
  width: 100%;
}

.corners-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.center-dashboard-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: rgba(15, 20, 34, 0.45);
  border: 1px dashed rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
}

.center-watermark-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 14px;
  background: rgba(59, 130, 246, 0.08);
  border-radius: var(--radius-md);
  border: 1px solid rgba(59, 130, 246, 0.15);
  margin-bottom: 8px;
}

.center-title {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: #60a5fa;
}

.center-hint {
  font-size: 11px;
  color: var(--text-muted);
}

/* Corner Panel Base */
.corner-panel {
  background: rgba(21, 28, 47, 0.78);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  min-height: 380px;
}

.corner-panel:hover {
  border-color: var(--border-strong);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

/* Active Highlight for User's Primary Role Panel */
.corner-panel.panel-active {
  border-color: var(--primary);
  box-shadow: 0 0 25px rgba(59, 130, 246, 0.2);
}

.corner-panel.researcher-corner.panel-active {
  border-color: var(--cyan);
  box-shadow: 0 0 25px rgba(6, 182, 212, 0.22);
}

.corner-panel.developer-corner.panel-active {
  border-color: var(--emerald);
  box-shadow: 0 0 25px rgba(16, 185, 129, 0.22);
}

.corner-panel.designer-corner.panel-active {
  border-color: var(--rose);
  box-shadow: 0 0 25px rgba(244, 63, 94, 0.22);
}

.corner-panel.producer-corner.panel-active {
  border-color: var(--purple);
  box-shadow: 0 0 25px rgba(139, 92, 246, 0.22);
}

/* Dimmed / Inactive Preview State (Focus mode) */
.spatial-workspace-layout.focus-mode .corner-panel:not(.panel-active) {
  opacity: 0.35;
  filter: grayscale(40%);
  transform: scale(0.98);
}

.spatial-workspace-layout.focus-mode .corner-panel.panel-active {
  transform: scale(1.01);
  z-index: 10;
}

/* Corner Panel Header */
.corner-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding-bottom: 12px;
}

.panel-tag {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tag-icon {
  font-size: 16px;
}

.tag-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.6px;
}

.panel-tag.cyan .tag-title { color: #38bdf8; }
.panel-tag.emerald .tag-title { color: #34d399; }
.panel-tag.rose .tag-title { color: #fb7185; }
.panel-tag.purple .tag-title { color: #c084fc; }

.spatial-badge {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.badge-quota {
  background: rgba(59, 130, 246, 0.3);
  color: #fff;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-left: 4px;
}

/* 7. Shared Component: Profile Summary Mini-Card */
.profile-mini-card {
  background: rgba(15, 20, 34, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.profile-mini-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar-sm {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  background: var(--bg-card);
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.1);
}

.avatar-sm.cyan-glow { border-color: var(--cyan); box-shadow: 0 0 10px rgba(6, 182, 212, 0.35); }
.avatar-sm.emerald-glow { border-color: var(--emerald); box-shadow: 0 0 10px rgba(16, 185, 129, 0.35); }
.avatar-sm.rose-glow { border-color: var(--rose); box-shadow: 0 0 10px rgba(244, 63, 94, 0.35); }
.avatar-sm.purple-glow { border-color: var(--purple); box-shadow: 0 0 10px rgba(139, 92, 246, 0.35); }

.profile-mini-meta {
  display: flex;
  flex-direction: column;
}

.profile-mini-name {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
}

.badge-role {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 1px 6px;
  border-radius: 4px;
  width: fit-content;
  margin-top: 2px;
}

.badge-role.cyan { background: rgba(6, 182, 212, 0.2); color: #38bdf8; }
.badge-role.emerald { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.badge-role.rose { background: rgba(244, 63, 94, 0.2); color: #fb7185; }
.badge-role.purple { background: rgba(139, 92, 246, 0.2); color: #c084fc; }

.profile-mini-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-sm);
  padding: 8px;
}

.mini-metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.metric-val {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: #fff;
}

.metric-lbl {
  font-size: 9.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  margin-top: 1px;
}

/* 8. Cross-Role Real-Time Notification Banners */
.corner-banners-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.corner-alert-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 12px;
  animation: bannerSlideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  border-left: 4px solid;
}

@keyframes bannerSlideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.corner-alert-banner.research-ready {
  background: rgba(6, 182, 212, 0.12);
  border-left-color: var(--cyan);
  color: #e0f2fe;
}

.corner-alert-banner.build-ready {
  background: rgba(16, 185, 129, 0.12);
  border-left-color: var(--emerald);
  color: #ecfdf5;
}

.corner-alert-banner.review-ready {
  background: rgba(245, 158, 11, 0.12);
  border-left-color: var(--amber);
  color: #fffbeb;
}

.corner-alert-banner.idea-approved {
  background: rgba(139, 92, 246, 0.12);
  border-left-color: var(--purple);
  color: #faf5ff;
}

.banner-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.banner-title {
  font-weight: 700;
  font-size: 12px;
}

.banner-msg {
  font-size: 11px;
  opacity: 0.85;
}

/* Corner Tabs */
.corner-tabs-wrap {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.corner-tab-buttons {
  display: flex;
  background: rgba(0, 0, 0, 0.2);
  padding: 3px;
  border-radius: var(--radius-md);
  gap: 4px;
}

.corner-tab {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 600;
  padding: 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.corner-tab.active {
  background: var(--bg-card);
  color: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.corner-tab-pane {
  display: none;
  flex-direction: column;
  gap: 8px;
  max-height: 240px;
  overflow-y: auto;
}

.corner-tab-pane.active {
  display: flex;
}

/* Sub-role Toggle Group */
.subrole-toggle-group {
  display: flex;
  background: rgba(0,0,0,0.3);
  padding: 2px;
  border-radius: var(--radius-sm);
  gap: 2px;
}

.subrole-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  cursor: pointer;
}

.subrole-btn.active {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

/* Corner Task Queue & Cards */
.corner-task-queue {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.queue-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.queue-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.queue-count {
  font-size: 11px;
  color: var(--text-muted);
}

.task-items-list, .ideas-items-list, .approvals-items-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 240px;
  overflow-y: auto;
  padding-right: 4px;
}

.corner-task-card {
  background: rgba(15, 20, 34, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all 0.2s ease;
}

.corner-task-card:hover {
  background: rgba(27, 36, 59, 0.7);
  border-color: rgba(255, 255, 255, 0.12);
}

.task-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.task-project-name {
  font-size: 10.5px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.task-card-name {
  font-size: 12.5px;
  font-weight: 600;
  color: #fff;
}

.task-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.task-status-pill {
  font-size: 9.5px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  text-transform: uppercase;
}

.task-status-pill.TODO { background: rgba(148, 163, 184, 0.15); color: #94a3b8; }
.task-status-pill.BLOCKED { background: rgba(244, 63, 94, 0.15); color: #f43f5e; }
.task-status-pill.IN_PROGRESS { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.task-status-pill.DONE { background: rgba(16, 185, 129, 0.15); color: #34d399; }

.task-dep-pill {
  font-size: 9.5px;
  color: #f43f5e;
  background: rgba(244, 63, 94, 0.08);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px dashed rgba(244, 63, 94, 0.25);
}

.task-card-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  margin-top: 2px;
}

/* Button variants */
.btn-xs {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  border-radius: var(--radius-sm);
}

.btn-cyan {
  background: linear-gradient(135deg, #06b6d4, #0284c7);
  color: #fff;
  border: none;
}
.btn-cyan:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.4);
}

.btn-rose {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid var(--rose);
  color: #fda4af;
}
.btn-rose:hover {
  background: var(--rose);
  color: #fff;
}

/* Modal form helpers */
.form-read-only {
  background: rgba(0, 0, 0, 0.3);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  font-size: 13px;
  color: #cbd5e1;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
}

.radio-group-horizontal {
  display: flex;
  gap: 16px;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
}

.radio-text.green { color: #34d399; font-weight: 600; }
.radio-text.red { color: #f43f5e; font-weight: 600; }

/* Responsive adjustments */
@media (max-width: 1400px) {
  .corners-row {
    grid-template-columns: 1fr;
  }
}

/* ===================================================================
   STEP 11: CO-WORKING CANVAS STYLES
   =================================================================== */

.canvas-modal-backdrop {
  z-index: 99999;
  background: rgba(4, 7, 16, 0.88);
  backdrop-filter: blur(16px);
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.canvas-dialog {
  width: 96vw;
  height: 92vh;
  max-width: 1800px;
  background: #090d16;
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-lg);
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.8), 0 0 30px rgba(59, 130, 246, 0.15);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.canvas-header {
  padding: 12px 20px;
  background: #111827;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}

.canvas-header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.canvas-save-status {
  font-size: 11px;
  font-weight: 600;
  color: #10b981;
  background: rgba(16, 185, 129, 0.12);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.canvas-save-status.archived {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.25);
}

.canvas-presence-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.35);
  padding: 4px 12px;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.presence-label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.presence-avatars-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
}

.presence-avatar-pill {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  border: 2px solid #111827;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  cursor: default;
}

.presence-avatar-pill.dev { background: #10b981; }
.presence-avatar-pill.res { background: #06b6d4; }
.presence-avatar-pill.des { background: #f43f5e; }
.presence-avatar-pill.prod { background: #8b5cf6; }

.canvas-toolbar {
  padding: 8px 20px;
  background: #0f172a;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.toolbar-separator {
  width: 1px;
  height: 22px;
  background: rgba(255, 255, 255, 0.1);
  margin: 0 6px;
}

.tool-btn {
  padding: 5px 10px;
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  color: #e2e8f0;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.tool-btn:hover {
  background: #334155;
  border-color: rgba(255, 255, 255, 0.2);
}

.tool-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.canvas-capacity-pill {
  font-size: 11px;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.2);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.canvas-surface-container {
  flex: 1;
  position: relative;
  overflow: auto;
  background-color: #080c15;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 24px 24px;
  cursor: default;
}

.canvas-surface-container.read-only {
  background-color: #060910;
  cursor: not-allowed;
}

.canvas-elements-layer {
  position: absolute;
  inset: 0;
  min-width: 2500px;
  min-height: 1800px;
}

.canvas-cursors-layer {
  position: absolute;
  inset: 0;
  min-width: 2500px;
  min-height: 1800px;
  pointer-events: none;
  z-index: 1000;
}

.live-cursor {
  position: absolute;
  pointer-events: none;
  z-index: 1001;
  transition: left 0.05s linear, top 0.05s linear;
  display: flex;
  align-items: flex-start;
}

.live-cursor-pointer {
  width: 14px;
  height: 14px;
  transform: rotate(-25deg);
}

.live-cursor-label {
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  margin-left: 2px;
  margin-top: 6px;
}

.canvas-item {
  position: absolute;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  border-radius: var(--radius-md);
  padding: 12px;
  cursor: grab;
  user-select: none;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.15s ease;
  z-index: 10;
}

.canvas-item:active {
  cursor: grabbing;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  z-index: 50;
}

.canvas-item-sticky {
  width: 200px;
  min-height: 150px;
  color: #0f172a;
}

.canvas-item-card {
  width: 260px;
  min-height: 140px;
  background: #1e293b;
  border: 1px solid rgba(59, 130, 246, 0.4);
  color: #f8fafc;
}

.canvas-item-shape {
  width: 160px;
  height: 120px;
  background: rgba(59, 130, 246, 0.15);
  border: 2px solid #3b82f6;
  color: #60a5fa;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: 600;
}

.canvas-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  font-weight: 600;
  opacity: 0.8;
  margin-bottom: 8px;
}

.canvas-item-del-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 0 4px;
  color: inherit;
  opacity: 0.6;
}

.canvas-item-del-btn:hover {
  opacity: 1;
  color: #ef4444;
}

.canvas-item-body {
  flex: 1;
  outline: none;
  font-size: 13px;
  line-height: 1.45;
  background: transparent;
  border: none;
  color: inherit;
  font-family: inherit;
  resize: none;
  width: 100%;
}

.canvas-item-footer {
  font-size: 9px;
  opacity: 0.7;
  margin-top: 8px;
  text-align: right;
  font-style: italic;
}

/* ===================================================================
   STEP 12: Meeting Integration & Split-Screen Styles
   =================================================================== */

.live-meeting-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(90deg, rgba(234, 179, 8, 0.15), rgba(16, 185, 129, 0.2));
  border-bottom: 1px solid rgba(234, 179, 8, 0.4);
  padding: 8px 20px;
  font-size: 13px;
  color: #fef08a;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  animation: pulseMeetingBanner 3s infinite;
}

@keyframes pulseMeetingBanner {
  0%, 100% { border-bottom-color: rgba(234, 179, 8, 0.4); }
  50% { border-bottom-color: rgba(16, 185, 129, 0.7); }
}

.meeting-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.meeting-dialog {
  width: 96vw;
  height: 94vh;
  max-width: 1700px;
  background: #0f172a;
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.75);
}

.meeting-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  background: #1e293b;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.meeting-header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.meeting-split-container {
  display: flex;
  flex: 1;
  height: calc(100% - 58px);
  overflow: hidden;
}

.meeting-jitsi-pane {
  flex: 1;
  height: 100%;
  background: #090d16;
  position: relative;
}

.meeting-jitsi-pane.split {
  flex: 0 0 60%;
  max-width: 60%;
  border-right: 2px solid rgba(59, 130, 246, 0.3);
}

.meeting-voting-pane {
  flex: 0 0 40%;
  max-width: 40%;
  height: 100%;
  background: #141e33;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.meeting-split-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 12px;
}

.meeting-split-header h3 {
  margin: 0 0 6px 0;
  font-size: 1.15rem;
  color: #60a5fa;
}

.meeting-notes-card {
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 20px;
}

.lang-toggle-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.lang-tab-btn {
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-tab-btn.active {
  background: #3b82f6;
  border-color: #3b82f6;
  color: #fff;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.4);
}

.notes-content-box {
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 16px;
  font-size: 13.5px;
  line-height: 1.6;
  color: #e2e8f0;
  white-space: pre-wrap;
  max-height: 480px;
  overflow-y: auto;
}

/* ===================================================================
   STEP 13: UI POLISH, RESPONSIVE TAB-DECK, TOASTS & QA ENHANCEMENTS
   =================================================================== */

/* 1. Responsive Tab Deck (<1024px) */
.responsive-tab-deck {
  display: none;
  background: #0d121f;
  border-bottom: 1px solid var(--border-subtle);
  padding: 6px 12px;
  gap: 8px;
  overflow-x: auto;
  position: sticky;
  top: 60px;
  z-index: 90;
}

.resp-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.resp-tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.15);
}

.resp-tab-btn.active {
  background: rgba(59, 130, 246, 0.2);
  border-color: #3b82f6;
  color: #60a5fa;
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

.resp-tab-btn .tab-icon {
  font-size: 1rem;
}

/* 2. Floating Toast Notification Stack (Bottom-Right, Max 3) */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 10000;
  display: flex;
  flex-direction: column-reverse;
  gap: 10px;
  pointer-events: none;
  max-width: 380px;
  width: calc(100vw - 32px);
}

.toast-item {
  pointer-events: auto;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid #2a3754;
  border-left: 4px solid #3b82f6;
  border-radius: 8px;
  padding: 12px 14px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: #f8fafc;
  animation: toastSlideIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  transition: all 0.2s ease;
}

.toast-item.toast-critical {
  border-left-color: #ef4444;
  box-shadow: 0 10px 25px -5px rgba(239, 68, 68, 0.3);
}

.toast-item.toast-success {
  border-left-color: #10b981;
}

.toast-item.toast-warning {
  border-left-color: #f59e0b;
}

.toast-item .toast-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

.toast-item .toast-body {
  flex: 1;
  word-break: break-word;
  line-height: 1.4;
}

.toast-item .toast-close {
  background: none;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  font-size: 12px;
  padding: 2px 4px;
  border-radius: 4px;
  transition: color 0.15s;
}

.toast-item .toast-close:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

@keyframes toastSlideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes toastSlideOut {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* 3. Universal Empty State Component */
.empty-state-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 16px;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.015);
  margin: 12px 0;
  color: var(--text-muted);
}

.empty-icon,
.empty-state-icon {
  font-size: 2rem;
  margin-bottom: 10px;
  opacity: 0.75;
}

.empty-title,
.empty-state-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.empty-desc,
.empty-state-desc {
  font-size: 0.8rem;
  max-width: 260px;
  line-height: 1.4;
}

/* 4. Skeleton Shimmer Loader Components */
@keyframes skeletonShimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.skeleton-shimmer {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 25%, rgba(255, 255, 255, 0.08) 37%, rgba(255, 255, 255, 0.04) 63%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

.skeleton-card {
  padding: 14px;
  border-radius: 8px;
  background: #111726;
  border: 1px solid #1e2840;
  margin-bottom: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skeleton-line {
  height: 12px;
  border-radius: 4px;
}

.skeleton-line.title {
  width: 65%;
  height: 14px;
}

.skeleton-line.subtitle {
  width: 40%;
  height: 10px;
}

/* 5. Notification Dropdown Grouping & Styling */
.notif-group-header {
  padding: 6px 12px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border-subtle);
  border-top: 1px solid var(--border-subtle);
}

.notification-item.critical {
  border-left: 3px solid #ef4444;
  background: rgba(239, 68, 68, 0.05);
}

.notification-item.critical .notif-type {
  color: #f87171;
  font-weight: 700;
}

/* 6. Breakpoint 1: Tablet Viewport (max-width: 1024px) */
@media (max-width: 1024px) {
  .responsive-tab-deck {
    display: flex;
  }

  /* In mobile/tablet tab-deck mode, hide non-active panels */
  .spatial-workspace-layout .corner-panel,
  .spatial-workspace-layout .center-dashboard-container {
    display: none !important;
  }

  .spatial-workspace-layout .corner-panel.panel-active-mobile,
  .spatial-workspace-layout .center-dashboard-container.panel-active-mobile {
    display: flex !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
  }

  .spatial-workspace-layout .corners-row {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
  }
}

/* 7. Breakpoint 2: Mobile Viewport (max-width: 768px) */
@media (max-width: 768px) {
  /* Bottom navigation bar */
  .responsive-tab-deck {
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    padding: 6px 8px;
    justify-content: space-around;
    background: #080c16;
    border-top: 1px solid #1e2840;
    border-bottom: none;
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.5);
    z-index: 1000;
  }

  .resp-tab-btn {
    padding: 8px 12px;
    flex: 1;
    justify-content: center;
  }

  .resp-tab-btn .tab-label {
    display: none; /* Icon only for thumb ergonomics */
  }

  .resp-tab-btn .tab-icon {
    font-size: 1.25rem;
  }

  /* Leave bottom clearance for navigation bar */
  body.dark-theme {
    padding-bottom: 70px;
  }

  .toast-container {
    bottom: 75px;
    right: 16px;
  }

  /* Full-bleed modals on mobile */
  .modal-dialog {
    width: 100vw !important;
    height: 100vh !important;
    max-width: 100vw !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
    margin: 0 !important;
  }

  .meeting-modal-content {
    width: 100vw !important;
    height: 100vh !important;
    max-width: 100vw !important;
    max-height: 100vh !important;
    border-radius: 0 !important;
  }

  /* Split screen collapses to vertical stack on mobile */
  .meeting-split-view {
    flex-direction: column !important;
  }

  .jitsi-stage-panel {
    flex: 1 1 50% !important;
    width: 100% !important;
    height: 50vh !important;
  }

  .voting-stage-panel {
    flex: 1 1 50% !important;
    width: 100% !important;
    height: 50vh !important;
    border-left: none !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
  }

  .quick-stats-bar {
    grid-template-columns: 1fr 1fr;
  }
}