/*
 * ds-premium.css — Premium SaaS UI Layer
 * Workstation Design System v2.0 — Premium Extension
 *
 * Zero backend changes. Pure presentation layer.
 *
 * Contents:
 *   1.  Command Palette
 *   2.  Quick Actions Bar (floating)
 *   3.  Advanced Sidebar (search, collapse, badges)
 *   4.  Top Navigation premium upgrade
 *   5.  Advanced Tables (sort indicators, row actions, bulk select)
 *   6.  Context Panels (right-side slide)
 *   7.  Dashboard Executive Layout
 *   8.  KPI Cards Premium
 *   9.  Hover Cards / Popovers
 *  10.  Notification Center
 *  11.  Breadcrumbs
 *  12.  Responsive & Mobile
 *  13.  Premium Micro-Animations
 */

/* ══════════════════════════════════════════
   1. COMMAND PALETTE (Ctrl+K)
   ══════════════════════════════════════════ */

.cmd-overlay {
  position: fixed; inset: 0;
  background: rgba(11, 27, 53, 0.50);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9000;
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 14vh;
  animation: cmd-overlay-in 0.15s ease;
}
@keyframes cmd-overlay-in { from { opacity:0; } to { opacity:1; } }

.cmd-palette {
  width: 100%; max-width: 600px;
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-xl);
  box-shadow: 0 25px 50px rgba(0,0,0,0.20), 0 2px 4px rgba(0,0,0,0.10);
  overflow: hidden;
  animation: cmd-in 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes cmd-in { from { opacity:0; transform:scale(0.96) translateY(-8px); } to { opacity:1; transform:scale(1) translateY(0); } }

.cmd-input-wrap {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--ds-border);
}
.cmd-icon { color: var(--ds-text-tertiary); font-size: 18px; flex-shrink: 0; }
.cmd-input {
  flex: 1; border: none; outline: none; background: transparent;
  font-size: 16px; font-family: var(--ds-font-main);
  color: var(--ds-text-primary); font-weight: 500;
}
.cmd-input::placeholder { color: var(--ds-text-tertiary); font-weight: 400; }
.cmd-shortcut {
  font-size: 11px; color: var(--ds-text-tertiary);
  background: var(--ds-color-gray-100); border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-sm); padding: 2px 7px; font-family: var(--ds-font-mono);
}

.cmd-results { max-height: 420px; overflow-y: auto; }
.cmd-section-label {
  padding: 10px 18px 6px;
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px;
  color: var(--ds-text-tertiary);
}
.cmd-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 18px; cursor: pointer;
  transition: var(--ds-trans-fast);
  position: relative;
}
.cmd-item:hover, .cmd-item.active {
  background: var(--ds-color-navy-50);
}
.cmd-item.active { background: var(--ds-color-navy-50); }
.cmd-item.active .cmd-item__icon { color: var(--ds-color-primary); }
.cmd-item__icon {
  width: 32px; height: 32px; border-radius: var(--ds-radius-md);
  background: var(--ds-color-gray-100); display: flex; align-items: center; justify-content: center;
  font-size: 15px; flex-shrink: 0; color: var(--ds-text-secondary);
  transition: var(--ds-trans-fast);
}
.cmd-item.active .cmd-item__icon { background: var(--ds-color-navy-100); }
.cmd-item__text  { flex: 1; }
.cmd-item__name  { font-size: 14px; font-weight: 500; color: var(--ds-text-primary); }
.cmd-item__desc  { font-size: 12px; color: var(--ds-text-tertiary); margin-top: 1px; }
.cmd-item__kbd   {
  font-size: 10px; color: var(--ds-text-tertiary);
  background: var(--ds-color-gray-100); border-radius: 4px;
  padding: 2px 6px; font-family: var(--ds-font-mono);
}
.cmd-highlight   { color: var(--ds-color-accent); font-weight: 700; }
.cmd-empty {
  padding: 40px; text-align: center;
  color: var(--ds-text-tertiary); font-size: 14px;
}
.cmd-footer {
  display: flex; align-items: center; gap: 16px;
  padding: 10px 18px; border-top: 1px solid var(--ds-border);
  background: var(--ds-color-gray-50);
}
.cmd-footer-hint {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px; color: var(--ds-text-tertiary);
}
.cmd-footer-hint kbd {
  background: var(--ds-color-white); border: 1px solid var(--ds-border);
  border-radius: 4px; padding: 1px 5px; font-size: 10px; line-height: 1.4;
}

/* ══════════════════════════════════════════
   2. QUICK ACTIONS BAR
   ══════════════════════════════════════════ */

.quick-actions-bar {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--ds-color-navy-800);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--ds-radius-full);
  padding: 8px 12px;
  display: flex; align-items: center; gap: 4px;
  box-shadow: 0 8px 32px rgba(11,27,53,0.35);
  z-index: 500;
  animation: qa-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes qa-in { from { opacity:0; transform:translateX(-50%) translateY(16px); } to { opacity:1; transform:translateX(-50%) translateY(0); } }

.qa-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 14px; border-radius: var(--ds-radius-full);
  background: transparent; border: none; cursor: pointer;
  color: rgba(255,255,255,0.70); font-size: 13px; font-weight: 500;
  font-family: var(--ds-font-main);
  transition: var(--ds-trans-fast);
  white-space: nowrap;
}
.qa-btn:hover { background: rgba(255,255,255,0.10); color: white; }
.qa-btn.primary {
  background: var(--ds-color-accent); color: white;
  box-shadow: 0 2px 8px rgba(249,115,22,0.40);
}
.qa-btn.primary:hover { background: var(--ds-color-accent-dark); }
.qa-divider {
  width: 1px; height: 24px;
  background: rgba(255,255,255,0.15); flex-shrink: 0; margin: 0 4px;
}
.qa-label { display: flex; align-items: center; gap: 5px; }

/* ══════════════════════════════════════════
   3. ADVANCED SIDEBAR
   ══════════════════════════════════════════ */

/* Sidebar with search */
.sidebar-search {
  padding: 12px 14px 8px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar-search-input {
  width: 100%; padding: 8px 12px 8px 32px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--ds-radius-md);
  color: rgba(255,255,255,0.90);
  font-size: 13px; font-family: var(--ds-font-main);
  outline: none; transition: var(--ds-trans-fast);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='rgba(255,255,255,0.4)' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.099zm-5.44 1.406a5.5 5.5 0 1 1 0-11 5.5 5.5 0 0 1 0 11z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: 10px center;
}
.sidebar-search-input::placeholder { color: rgba(255,255,255,0.35); }
.sidebar-search-input:focus { border-color: var(--ds-color-accent); background-color: rgba(255,255,255,0.10); }

/* Sidebar scroll area */
.sidebar-nav { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 8px 0; }
.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 2px; }

/* Menu item with notification badge */
.menu-item-wrap { position: relative; }
.menu-item-badge {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  background: var(--ds-color-accent); color: white;
  font-size: 10px; font-weight: 800; border-radius: var(--ds-radius-full);
  padding: 1px 6px; line-height: 1.4;
}

/* Collapsible nav group */
.menu-group-toggle {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 18px; cursor: pointer;
  color: rgba(255,255,255,0.70); font-size: 13px; font-weight: 500;
  transition: var(--ds-trans-fast);
}
.menu-group-toggle:hover { background: var(--ds-sidebar-hover); }
.menu-group-arrow { transition: transform 0.2s ease; font-size: 11px; }
.menu-group-toggle.collapsed .menu-group-arrow { transform: rotate(-90deg); }
.menu-group-children { overflow: hidden; transition: max-height 0.25s ease; }
.menu-group-children.collapsed { max-height: 0 !important; }

/* Sidebar footer */
.sidebar-footer {
  padding: 12px 14px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; gap: 10px;
}
.sidebar-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--ds-color-navy-600);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: white; flex-shrink: 0;
}
.sidebar-user-info { flex: 1; min-width: 0; }
.sidebar-user-name { font-size: 13px; font-weight: 600; color: white; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user-role { font-size: 11px; color: rgba(255,255,255,0.45); }
.sidebar-user-btn {
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,0.45); font-size: 16px;
  padding: 4px; border-radius: 4px; transition: var(--ds-trans-fast);
}
.sidebar-user-btn:hover { color: white; background: rgba(255,255,255,0.10); }

/* ══════════════════════════════════════════
   4. TOP NAVIGATION PREMIUM
   ══════════════════════════════════════════ */

/* Breadcrumb in header */
.header-breadcrumb {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--ds-text-tertiary);
}
.header-breadcrumb-sep { color: var(--ds-border-strong); }
.header-breadcrumb-current { color: var(--ds-text-primary); font-weight: 600; }

/* Header search trigger */
.header-search-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 14px; background: var(--ds-bg-base); border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-md); cursor: pointer; color: var(--ds-text-tertiary);
  font-size: 13px; transition: var(--ds-trans-fast); min-width: 200px;
}
.header-search-btn:hover { border-color: var(--ds-color-primary); color: var(--ds-text-secondary); }
.header-search-btn kbd {
  margin-left: auto; background: var(--ds-color-gray-200); border: none;
  border-radius: 4px; padding: 1px 6px; font-size: 10px; color: var(--ds-text-tertiary);
}

/* Notification bell */
.header-notif-btn {
  position: relative; background: none; border: none; cursor: pointer;
  padding: 8px; border-radius: var(--ds-radius-md); color: var(--ds-text-secondary);
  font-size: 18px; transition: var(--ds-trans-fast);
}
.header-notif-btn:hover { background: var(--ds-bg-base); color: var(--ds-color-primary); }
.header-notif-badge {
  position: absolute; top: 4px; right: 4px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--ds-color-accent); border: 2px solid var(--ds-bg-surface);
}

/* ══════════════════════════════════════════
   5. ADVANCED TABLES
   ══════════════════════════════════════════ */

/* Table toolbar */
.table-toolbar {
  display: flex; align-items: center; gap: 10px; justify-content: space-between;
  padding: 14px 20px;
  background: var(--ds-bg-surface);
  border-bottom: 1px solid var(--ds-border);
  border-radius: var(--ds-card-radius) var(--ds-card-radius) 0 0;
}
.table-toolbar-left  { display: flex; align-items: center; gap: 10px; flex: 1; }
.table-toolbar-right { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.table-search {
  padding: 7px 12px 7px 32px;
  border: 1px solid var(--ds-border); border-radius: var(--ds-radius-md);
  font-size: 13px; background: var(--ds-bg-base); color: var(--ds-text-primary);
  outline: none; transition: var(--ds-trans-fast);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='13' height='13' fill='%239CA3AF' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.099zm-5.44 1.406a5.5 5.5 0 1 1 0-11 5.5 5.5 0 0 1 0 11z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: 10px center;
  min-width: 220px;
}
.table-search:focus { border-color: var(--ds-color-primary); box-shadow: 0 0 0 3px var(--ds-input-focus-ring); }

/* Sort headers */
.table-th-sort {
  cursor: pointer; user-select: none;
  display: flex; align-items: center; gap: 4px;
  white-space: nowrap;
}
.table-th-sort:hover { color: var(--ds-color-primary); }
.sort-icon { font-size: 10px; opacity: 0.4; transition: var(--ds-trans-fast); }
.table-th-sort:hover .sort-icon { opacity: 0.8; }
[data-sort="asc"]  .sort-icon { opacity: 1; color: var(--ds-color-primary); }
[data-sort="desc"] .sort-icon { opacity: 1; color: var(--ds-color-primary); }

/* Bulk select bar */
.bulk-select-bar {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 20px;
  background: var(--ds-color-navy-50); border-bottom: 2px solid var(--ds-color-primary);
  font-size: 13px; font-weight: 600; color: var(--ds-color-primary);
}
.bulk-select-bar:not(.active) { display: none; }
.bulk-actions { display: flex; gap: 8px; margin-left: auto; }

/* Row action menu (appears on hover) */
.row-actions {
  display: flex; gap: 4px; align-items: center;
  opacity: 0; transition: var(--ds-trans-fast);
}
tr:hover .row-actions { opacity: 1; }
.row-action-btn {
  padding: 4px 8px; border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-sm); background: var(--ds-bg-surface);
  font-size: 12px; cursor: pointer; color: var(--ds-text-secondary);
  transition: var(--ds-trans-fast);
}
.row-action-btn:hover { border-color: var(--ds-color-primary); color: var(--ds-color-primary); }
.row-action-btn.danger:hover { border-color: var(--ds-color-danger); color: var(--ds-color-danger); }

/* Column resize handle */
th { position: relative; }
.col-resize {
  position: absolute; right: 0; top: 0; bottom: 0; width: 4px;
  cursor: col-resize;
}
.col-resize:hover { background: var(--ds-color-primary); }

/* Pagination */
.ds-pagination {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; background: var(--ds-bg-surface);
  border-top: 1px solid var(--ds-border);
  border-radius: 0 0 var(--ds-card-radius) var(--ds-card-radius);
  font-size: 13px; color: var(--ds-text-secondary);
}
.ds-pag-btns { display: flex; gap: 4px; }
.ds-pag-btn {
  width: 32px; height: 32px; border-radius: var(--ds-radius-sm);
  border: 1px solid var(--ds-border); background: var(--ds-bg-surface);
  cursor: pointer; font-size: 13px; color: var(--ds-text-secondary);
  display: flex; align-items: center; justify-content: center;
  transition: var(--ds-trans-fast);
}
.ds-pag-btn:hover { border-color: var(--ds-color-primary); color: var(--ds-color-primary); }
.ds-pag-btn.active { background: var(--ds-color-primary); color: white; border-color: var(--ds-color-primary); }
.ds-pag-btn:disabled { opacity: 0.3; pointer-events: none; }

/* ══════════════════════════════════════════
   6. CONTEXT PANEL (right slide-in)
   ══════════════════════════════════════════ */

.context-panel-overlay {
  position: fixed; inset: 0;
  background: rgba(11,27,53,0.25);
  z-index: 800;
  animation: fade-in 0.2s ease;
}
.context-panel {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 420px; max-width: 96vw;
  background: var(--ds-bg-surface);
  border-left: 1px solid var(--ds-border);
  box-shadow: -8px 0 40px rgba(0,0,0,0.12);
  display: flex; flex-direction: column;
  z-index: 801;
  animation: panel-in 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes panel-in { from { transform: translateX(100%); } to { transform: translateX(0); } }

.context-panel__header {
  display: flex; align-items: center;
  padding: 18px 20px; border-bottom: 1px solid var(--ds-border); gap: 10px;
}
.context-panel__title { flex: 1; font-size: 16px; font-weight: 700; color: var(--ds-color-primary); }
.context-panel__close {
  background: none; border: none; cursor: pointer;
  color: var(--ds-text-tertiary); font-size: 20px;
  padding: 4px; border-radius: var(--ds-radius-sm); line-height: 1;
  transition: var(--ds-trans-fast);
}
.context-panel__close:hover { background: var(--ds-color-gray-100); color: var(--ds-text-primary); }
.context-panel__body { flex: 1; overflow-y: auto; padding: 20px; }
.context-panel__footer {
  padding: 14px 20px; border-top: 1px solid var(--ds-border);
  display: flex; gap: 10px; justify-content: flex-end;
  background: var(--ds-bg-base);
}

/* Panel tabs */
.panel-tabs { display: flex; border-bottom: 1px solid var(--ds-border); margin: -20px -20px 20px; padding: 0 20px; }
.panel-tab {
  padding: 12px 16px; font-size: 13px; font-weight: 500; cursor: pointer;
  color: var(--ds-text-secondary); border-bottom: 2px solid transparent;
  margin-bottom: -1px; transition: var(--ds-trans-fast);
}
.panel-tab.active { color: var(--ds-color-primary); border-bottom-color: var(--ds-color-accent); font-weight: 600; }
.panel-tab:hover { color: var(--ds-color-primary); }

/* Detail rows in panel */
.detail-row {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 10px 0; border-bottom: 1px solid var(--ds-color-gray-100);
  gap: 16px;
}
.detail-row:last-child { border-bottom: none; }
.detail-label { font-size: 12px; color: var(--ds-text-tertiary); font-weight: 500; flex-shrink: 0; width: 120px; padding-top: 1px; }
.detail-value { font-size: 13px; color: var(--ds-text-primary); font-weight: 500; text-align: right; word-break: break-all; }

/* ══════════════════════════════════════════
   7. EXECUTIVE DASHBOARD LAYOUT
   ══════════════════════════════════════════ */

.exec-dashboard {
  display: flex; flex-direction: column; gap: 28px;
}
.exec-row-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.exec-row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.exec-row-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.exec-row-main { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }
.exec-row-main-r { display: grid; grid-template-columns: 1fr 2fr; gap: 20px; }

@media (max-width: 1100px) { .exec-row-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px)  { .exec-row-3, .exec-row-2, .exec-row-main, .exec-row-main-r { grid-template-columns: 1fr; } }
@media (max-width: 640px)  { .exec-row-4 { grid-template-columns: 1fr 1fr; } }

/* ══════════════════════════════════════════
   8. KPI CARDS PREMIUM
   ══════════════════════════════════════════ */

.kpi-card {
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-card-radius);
  padding: 20px; position: relative; overflow: hidden;
  box-shadow: var(--ds-shadow-sm);
  transition: var(--ds-trans-normal);
  cursor: default;
}
.kpi-card:hover { box-shadow: var(--ds-shadow-md); transform: translateY(-2px); }
.kpi-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--ds-color-primary);
}
.kpi-card--accent::after  { background: var(--ds-color-accent); }
.kpi-card--success::after { background: var(--ds-color-success); }
.kpi-card--danger::after  { background: var(--ds-color-danger); }
.kpi-card--warning::after { background: var(--ds-color-warning); }
.kpi-card--fx::after      { background: var(--ds-color-fx); }

.kpi-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 12px;
}
.kpi-title { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.7px; color: var(--ds-text-tertiary); }
.kpi-icon { font-size: 20px; opacity: 0.5; }
.kpi-value { font-size: clamp(22px, 3vw, 30px); font-weight: 800; color: var(--ds-text-primary); line-height: 1; letter-spacing: -0.5px; margin-bottom: 8px; }
.kpi-value--fx { color: var(--ds-color-fx); }
.kpi-footer { display: flex; align-items: center; gap: 6px; font-size: 12px; }
.kpi-trend { display: flex; align-items: center; gap: 3px; font-weight: 700; }
.kpi-trend--up { color: var(--ds-color-success-dark); }
.kpi-trend--down { color: var(--ds-color-danger); }
.kpi-compare { color: var(--ds-text-tertiary); }

/* Sparkline container */
.kpi-sparkline {
  height: 40px; margin-top: 12px; display: flex; align-items: flex-end;
  gap: 2px; overflow: hidden;
}
.kpi-bar {
  flex: 1; background: var(--ds-color-gray-200); border-radius: 2px 2px 0 0;
  transition: var(--ds-trans-normal);
  min-height: 4px;
}
.kpi-bar--active { background: var(--ds-color-primary); }
.kpi-bar--accent { background: var(--ds-color-accent); }
.kpi-bar--success { background: var(--ds-color-success); }

/* ══════════════════════════════════════════
   9. HOVER CARDS / POPOVERS
   ══════════════════════════════════════════ */

.hover-card {
  position: absolute; z-index: 400;
  background: var(--ds-bg-surface); border: 1px solid var(--ds-border);
  border-radius: var(--ds-card-radius); box-shadow: var(--ds-shadow-xl);
  padding: 16px; min-width: 240px; max-width: 320px;
  animation: ds-fadeIn 0.15s ease;
  pointer-events: none;
}
.hover-card--pointer-up::before {
  content: ''; position: absolute; top: -6px; left: 20px;
  width: 10px; height: 10px; background: var(--ds-bg-surface);
  border-top: 1px solid var(--ds-border); border-left: 1px solid var(--ds-border);
  transform: rotate(45deg);
}
.hover-card__title { font-size: 13px; font-weight: 700; color: var(--ds-text-primary); margin-bottom: 8px; }
.hover-card__rows { display: flex; flex-direction: column; gap: 6px; }
.hover-card__row  { display: flex; justify-content: space-between; font-size: 12px; }
.hover-card__row-label { color: var(--ds-text-tertiary); }
.hover-card__row-value { font-weight: 600; color: var(--ds-text-primary); }

/* ══════════════════════════════════════════
   10. NOTIFICATION CENTER
   ══════════════════════════════════════════ */

.notif-center {
  position: absolute; top: 54px; right: 0;
  width: 360px; max-height: 480px;
  background: var(--ds-bg-surface); border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-lg); box-shadow: var(--ds-shadow-xl);
  overflow: hidden; display: flex; flex-direction: column;
  z-index: 600; animation: ds-fadeIn 0.15s ease;
}
.notif-center__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px; border-bottom: 1px solid var(--ds-border);
}
.notif-center__title { font-size: 14px; font-weight: 700; color: var(--ds-text-primary); }
.notif-center__mark-all { font-size: 12px; color: var(--ds-color-accent); cursor: pointer; font-weight: 500; }
.notif-center__mark-all:hover { text-decoration: underline; }
.notif-list { overflow-y: auto; flex: 1; }
.notif-item {
  display: flex; gap: 12px; padding: 14px 16px;
  border-bottom: 1px solid var(--ds-color-gray-100);
  transition: var(--ds-trans-fast); cursor: pointer;
}
.notif-item:hover { background: var(--ds-color-gray-50); }
.notif-item.unread { background: var(--ds-color-navy-50); }
.notif-item.unread:hover { background: var(--ds-color-navy-100); }
.notif-avatar {
  width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0;
  background: var(--ds-color-navy-100); font-size: 16px;
  display: flex; align-items: center; justify-content: center;
}
.notif-body { flex: 1; min-width: 0; }
.notif-text { font-size: 13px; color: var(--ds-text-primary); line-height: 1.4; }
.notif-text strong { font-weight: 600; }
.notif-time { font-size: 11px; color: var(--ds-text-tertiary); margin-top: 3px; }
.notif-unread-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ds-color-accent); margin-top: 5px; flex-shrink: 0; }

/* ══════════════════════════════════════════
   11. BREADCRUMBS
   ══════════════════════════════════════════ */

.ds-breadcrumb {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  font-size: 13px; margin-bottom: 20px;
}
.ds-bc-item { color: var(--ds-text-secondary); cursor: pointer; transition: var(--ds-trans-fast); }
.ds-bc-item:hover { color: var(--ds-color-primary); }
.ds-bc-sep { color: var(--ds-border-strong); font-size: 11px; }
.ds-bc-item.current { color: var(--ds-text-primary); font-weight: 600; cursor: default; }

/* ══════════════════════════════════════════
   12. RESPONSIVE
   ══════════════════════════════════════════ */

@media (max-width: 768px) {
  .sidebar { width: 0; transform: translateX(-100%); transition: transform 0.25s ease; position: fixed; z-index: 700; }
  .sidebar.open { width: 260px; transform: translateX(0); }
  .sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 699; }
  .sidebar.open ~ .sidebar-overlay { display: block; }
  .main-container { flex-direction: column; }
  .content { padding: 16px; }
  .quick-actions-bar { bottom: 12px; left: 12px; right: 12px; transform: none; border-radius: var(--ds-radius-lg); justify-content: center; }
  .context-panel { width: 100%; }
  .table-toolbar { flex-direction: column; align-items: stretch; }
}

/* Mobile menu toggle */
.mobile-menu-btn {
  display: none; background: none; border: none; cursor: pointer;
  color: var(--ds-text-primary); font-size: 22px; padding: 4px;
}
@media (max-width: 768px) { .mobile-menu-btn { display: flex; } }

/* ══════════════════════════════════════════
   13. PREMIUM MICRO-ANIMATIONS
   ══════════════════════════════════════════ */

/* Cards lift on hover */
.lift { transition: transform 0.25s ease, box-shadow 0.25s ease; }
.lift:hover { transform: translateY(-3px); box-shadow: var(--ds-shadow-lg); }

/* Shimmer on metric values */
.shimmer {
  background: linear-gradient(90deg, var(--ds-text-primary) 0%, var(--ds-color-primary) 50%, var(--ds-text-primary) 100%);
  background-size: 200%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 3s ease infinite;
}
@keyframes shimmer { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* Number counter animation */
.count-up { transition: all 0.8s cubic-bezier(0.16,1,0.3,1); }

/* Stagger children */
.stagger-children > *:nth-child(1) { animation-delay:  40ms; }
.stagger-children > *:nth-child(2) { animation-delay:  80ms; }
.stagger-children > *:nth-child(3) { animation-delay: 120ms; }
.stagger-children > *:nth-child(4) { animation-delay: 160ms; }
.stagger-children > *:nth-child(5) { animation-delay: 200ms; }
.stagger-children > *:nth-child(6) { animation-delay: 240ms; }
.stagger-children > * { opacity: 0; animation: ds-fadeIn 0.3s ease forwards; }

/* Active state press */
.press:active { transform: scale(0.97); }

/* Glow on focus for CTA */
.glow-cta:focus { box-shadow: 0 0 0 4px rgba(249,115,22,0.25); }

/* Smooth reveal on enter */
.reveal { opacity: 0; transform: translateY(12px); transition: all 0.4s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Loading dots */
.loading-dots span {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor; animation: loading-dot 1.2s ease infinite;
  margin: 0 2px;
}
.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes loading-dot { 0%,80%,100% { transform: scale(0.6); opacity:0.4; } 40% { transform: scale(1); opacity:1; } }