/* ============================================================
   TAFZEEL — LAYOUT SYSTEM
   Sidebar + Topbar + Main content
   Collapsible sidebar (desktop) + Drawer (mobile)
   ============================================================ */

/* ── App Shell ── */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ══════════════════════════════════════════
   SIDEBAR — BASE
   ══════════════════════════════════════════ */
.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--sidebar-bg);
  background-image: linear-gradient(180deg, #0D3390 0%, #091F5C 100%);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 100;
  overflow-y: auto;
  overflow-x: hidden;
  border-right: 1px solid var(--sidebar-border);
  transition: width var(--transition-sidebar);
  will-change: width;
}

.sidebar::-webkit-scrollbar { width: 0; }

/* Subtle inner glow on sidebar */
.sidebar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: radial-gradient(ellipse at 30% 0%, rgba(100, 140, 255, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

/* ── Sidebar Logo ── */
.sidebar-logo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-4);
  border-bottom: 1px solid var(--sidebar-border);
  min-height: 60px;
  flex-shrink: 0;
  gap: var(--sp-3);
  overflow: hidden;
}

.sidebar-logo-img {
  max-width: 132px;
  height: auto;
  display: block;
  flex-shrink: 0;
  transition: opacity var(--transition-sidebar), max-width var(--transition-sidebar);
}

/* Collapse toggle button — desktop only */
.sidebar-collapse-btn {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--sidebar-border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--sidebar-text);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.sidebar-collapse-btn:hover {
  background: rgba(255,255,255,0.15);
  color: white;
}

.sidebar-collapse-btn svg {
  transition: transform var(--transition-sidebar);
}

/* Collapsed logo icon only */
.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  opacity: 0;
  width: 0;
  overflow: hidden;
  transition: opacity var(--transition-sidebar), width var(--transition-sidebar);
}

/* ── Sidebar Company Switcher ── */
.sidebar-company {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3);
  margin: var(--sp-3) var(--sp-4) var(--sp-1);
  border-radius: var(--radius-md);
  background: var(--sidebar-hover);
  cursor: pointer;
  transition: background var(--transition-fast);
  flex-shrink: 0;
  border: 1px solid var(--sidebar-border);
  overflow: hidden;
  min-width: 0;
}

.sidebar-company:hover {
  background: var(--sidebar-active);
}

.company-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.company-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
  transition: opacity var(--transition-sidebar), width var(--transition-sidebar);
  overflow: hidden;
}

.company-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--sidebar-text-active);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.company-type {
  font-size: 10px;
  font-weight: 400;
  color: var(--sidebar-text);
  line-height: 1.3;
  white-space: nowrap;
}

.company-chevron {
  color: var(--sidebar-text);
  flex-shrink: 0;
  transition: all var(--transition-sidebar);
}

/* ── Sidebar Navigation ── */
.sidebar-nav {
  flex: 1;
  padding: var(--sp-4) var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.nav-section {
  margin-bottom: var(--sp-5);
}

.nav-section-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  color: var(--sidebar-text);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 0 var(--sp-3);
  margin-bottom: var(--sp-2);
  opacity: 0.6;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--transition-sidebar), height var(--transition-sidebar), margin var(--transition-sidebar);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--radius-md);
  color: var(--sidebar-text);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
  text-decoration: none;
  min-height: 38px;
  overflow: hidden;
  white-space: nowrap;
}

.nav-item:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-text-active);
  transform: translateX(2px);
}

.nav-item.active {
  background: rgba(255, 255, 255, 0.15);
  color: var(--sidebar-text-active);
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: white;
  border-radius: 0 2px 2px 0;
}

.nav-item svg {
  width: 16px;
  height: 16px;
  opacity: 0.8;
  flex-shrink: 0;
}

.nav-item.active svg,
.nav-item:hover svg {
  opacity: 1;
}

.nav-label {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity var(--transition-sidebar), width var(--transition-sidebar);
}

.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: white;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  min-width: 18px;
  text-align: center;
  flex-shrink: 0;
  transition: opacity var(--transition-sidebar);
}

/* ── Nav Tooltip (collapsed mode) ── */
.nav-item .nav-tooltip {
  position: absolute;
  left: calc(var(--sidebar-collapsed-width) - 4px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--text-primary);
  color: white;
  font-size: 11px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease, transform 0.15s ease;
  z-index: 200;
  box-shadow: var(--shadow-md);
  transform: translateY(-50%) translateX(-4px);
}

.nav-item .nav-tooltip::before {
  content: '';
  position: absolute;
  left: -4px;
  top: 50%;
  transform: translateY(-50%);
  border: 4px solid transparent;
  border-right-color: var(--text-primary);
  border-left: 0;
}

/* ── Sidebar Footer ── */
.sidebar-footer {
  padding: var(--sp-4) var(--sp-3);
  border-top: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
  overflow: hidden;
}

.user-profile:hover {
  background: var(--sidebar-hover);
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #4F6BDB, #8B5CF6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  border: 2px solid rgba(255,255,255,0.2);
}

.user-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
  overflow: hidden;
  transition: opacity var(--transition-sidebar), width var(--transition-sidebar);
}

.user-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--sidebar-text-active);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.user-role {
  font-size: 10px;
  font-weight: 400;
  color: var(--sidebar-text);
  line-height: 1.3;
  white-space: nowrap;
}

/* ── Logout Button ── */
.logout-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-3);
  margin-top: var(--sp-1);
  border-radius: var(--radius-md);
  color: var(--sidebar-text);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  overflow: hidden;
}

.logout-btn:hover {
  background: rgba(220, 38, 38, 0.15);
  color: #FCA5A5;
}

.logout-label {
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--transition-sidebar), width var(--transition-sidebar);
}

/* ══════════════════════════════════════════
   MAIN CONTENT
   ══════════════════════════════════════════ */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition-sidebar), opacity var(--transition-slow);
  opacity: 0;
}

body.page-loaded .main-content {
  opacity: 1;
}

/* ── Topbar ── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--topbar-height);
  background: var(--topbar-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 var(--sp-8);
  gap: var(--sp-4);
}

.topbar-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.topbar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.4px;
  line-height: 1.2;
}

.topbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: 12px;
  color: var(--text-tertiary);
}

.topbar-breadcrumb a {
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.topbar-breadcrumb a:hover { color: var(--primary); }

.topbar-breadcrumb .crumb-sep {
  font-size: 10px;
  opacity: 0.5;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.topbar-date {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--sp-2) var(--sp-3);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  white-space: nowrap;
}

.topbar-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}

.topbar-btn:hover {
  background: var(--primary-subtle);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.topbar-btn .notif-dot {
  position: absolute;
  top: 7px;
  right: 7px;
  width: 7px;
  height: 7px;
  background: var(--danger);
  border-radius: var(--radius-full);
  border: 1.5px solid var(--surface);
  animation: badgePulse 2s ease-in-out infinite;
}

/* ── Page Content ── */
.page-content {
  flex: 1;
  padding: var(--sp-8);
  width: 100%;
}

.page-content.full-width {
  max-width: none;
}

/* ── Content Grid ── */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--sp-6);
}

.col-3  { grid-column: span 3; }
.col-4  { grid-column: span 4; }
.col-5  { grid-column: span 5; }
.col-6  { grid-column: span 6; }
.col-7  { grid-column: span 7; }
.col-8  { grid-column: span 8; }
.col-9  { grid-column: span 9; }
.col-12 { grid-column: span 12; }

.flex-row { display: flex; gap: var(--sp-6); }
.flex-col { display: flex; flex-direction: column; gap: var(--sp-6); }

/* ── Section spacing ── */
.section    { margin-bottom: var(--sp-8); }
.section-sm { margin-bottom: var(--sp-5); }

/* ── Section header ── */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-4);
}

.section-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.section-subtitle {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-secondary);
  margin-top: 2px;
}

.section-action {
  font-size: 12px;
  font-weight: 500;
  color: var(--primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  transition: all var(--transition-fast);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.section-action:hover {
  background: var(--primary-subtle);
  gap: 6px;
}

/* ══════════════════════════════════════════
   SIDEBAR COLLAPSED STATE (DESKTOP)
   ══════════════════════════════════════════ */

body.sidebar-collapsed .sidebar {
  width: var(--sidebar-collapsed-width);
}

body.sidebar-collapsed .main-content {
  margin-left: var(--sidebar-collapsed-width);
}

/* Hide text elements */
body.sidebar-collapsed .sidebar-logo-img {
  opacity: 0;
  max-width: 0;
  pointer-events: none;
}

body.sidebar-collapsed .sidebar-logo-icon {
  opacity: 1;
  width: 36px;
}

body.sidebar-collapsed .sidebar-logo {
  justify-content: center;
  padding: 0 var(--sp-3);
}

body.sidebar-collapsed .sidebar-collapse-btn {
  opacity: 0;
  width: 0;
  pointer-events: none;
  overflow: hidden;
  padding: 0;
  border: none;
  margin: 0;
}

body.sidebar-collapsed .company-info,
body.sidebar-collapsed .company-chevron {
  display: none !important;
}

body.sidebar-collapsed .sidebar-company {
  justify-content: center;
  padding: var(--sp-2) 0;
  margin: var(--sp-2) var(--sp-2) 0;
  gap: 0;
}

body.sidebar-collapsed .nav-section-label {
  opacity: 0;
  height: 0;
  margin: 0;
  overflow: hidden;
}

body.sidebar-collapsed .nav-label,
body.sidebar-collapsed .nav-badge {
  display: none !important;
}

body.sidebar-collapsed .nav-item {
  justify-content: center;
  padding: var(--sp-2);
  gap: 0;
}

body.sidebar-collapsed .nav-item.active::before {
  display: none;
}

/* Show tooltip in collapsed mode */
body.sidebar-collapsed .nav-item:hover .nav-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

body.sidebar-collapsed .nav-item:hover {
  transform: none;
}

body.sidebar-collapsed .user-info {
  opacity: 0;
  width: 0;
  pointer-events: none;
}

body.sidebar-collapsed .user-profile {
  justify-content: center;
  gap: 0;
  padding: var(--sp-2);
}

body.sidebar-collapsed .logout-label {
  opacity: 0;
  width: 0;
  pointer-events: none;
}

body.sidebar-collapsed .logout-btn {
  justify-content: center;
  gap: 0;
  padding: var(--sp-2);
}

body.sidebar-collapsed .sidebar-collapse-btn-float {
  opacity: 1;
}

/* ── Floating re-expand button when collapsed ── */
.sidebar-reexpand-btn {
  display: none;
  position: fixed;
  left: calc(var(--sidebar-collapsed-width) - 12px);
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
  z-index: 101;
  transition: all var(--transition-fast);
}

.sidebar-reexpand-btn:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-50%) scale(1.1);
}

@keyframes pulseExpandBtn {
  0% { box-shadow: 0 0 0 0 rgba(11, 46, 131, 0.3); }
  70% { box-shadow: 0 0 0 8px rgba(11, 46, 131, 0); }
  100% { box-shadow: 0 0 0 0 rgba(11, 46, 131, 0); }
}

body.sidebar-collapsed .sidebar-reexpand-btn {
  display: flex;
  animation: pulseExpandBtn 2s infinite;
}



/* ══════════════════════════════════════════
   RESPONSIVE — MOBILE & TABLET
   All rules below are strictly additive. Desktop unchanged.
   ══════════════════════════════════════════ */

/* ── Sidebar Overlay (mobile backdrop) ── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(9, 31, 92, 0.55);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 99;
  opacity: 0;
  transition: opacity 0.28s ease;
}

.sidebar-overlay.visible {
  opacity: 1;
}

/* ── Hamburger Toggle Button ── */
.sidebar-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  flex-shrink: 0;
  order: -1;
}

.sidebar-toggle:hover {
  background: var(--primary-subtle);
  border-color: var(--primary);
  color: var(--primary);
}

.sidebar-toggle svg {
  transition: transform 0.25s ease;
}

/* ── Tablet (≤ 1100px): Narrow sidebar, further compress ── */
@media (max-width: 1100px) {
  /* Disable desktop collapse on tablet */
  body.sidebar-collapsed .sidebar {
    width: var(--sidebar-width);
  }

  body.sidebar-collapsed .main-content {
    margin-left: var(--sidebar-width);
  }

  .sidebar-collapse-btn,
  .sidebar-reexpand-btn {
    display: none !important;
  }

  /* Restore all hidden elements */
  body.sidebar-collapsed .sidebar-logo-img { opacity: 1; max-width: 132px; }
  body.sidebar-collapsed .sidebar-logo-icon { opacity: 0; width: 0; }
  body.sidebar-collapsed .company-info,
body.sidebar-collapsed .company-chevron {
  display: none !important;
}
  body.sidebar-collapsed .nav-section-label { opacity: 0.6; height: auto; margin-bottom: var(--sp-2); }
  body.sidebar-collapsed .nav-label,
  body.sidebar-collapsed .nav-badge { opacity: 1; width: auto; }
  body.sidebar-collapsed .nav-item { justify-content: flex-start; padding: var(--sp-2) var(--sp-3); }
  body.sidebar-collapsed .user-info { opacity: 1; width: auto; }
  body.sidebar-collapsed .logout-label { opacity: 1; width: auto; }
  body.sidebar-collapsed .sidebar-company { justify-content: flex-start; padding: var(--sp-4); gap: var(--sp-3); }
  body.sidebar-collapsed .sidebar-logo { justify-content: space-between; padding: 0 var(--sp-4); }

}

/* ── Small Laptop (≤ 1440px) ── */
@media (max-width: 1440px) {
  :root {
    --sidebar-width: 220px;
  }

  .page-content {
    padding: var(--sp-6);
  }

  .topbar {
    padding: 0 var(--sp-6);
  }

  .kpi-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ── Mobile (≤ 768px): Drawer sidebar ── */
@media (max-width: 768px) {
  /* Show overlay and hamburger */
  .sidebar-overlay { display: block; }
  .sidebar-toggle  { display: flex; }

  /* Sidebar becomes a hidden drawer */
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.3s ease,
                width 0s; /* no width transition on mobile */
    z-index: 200;
    width: 280px !important; /* Always full width on mobile */
    box-shadow: none;
  }

  /* Sidebar open state (JS adds .sidebar-open to body) */
  body.sidebar-open .sidebar {
    transform: translateX(0);
    box-shadow: 8px 0 40px rgba(9, 31, 92, 0.30);
  }

  body.sidebar-open .sidebar-overlay {
    opacity: 1;
  }

  /* Restore all collapsed overrides on mobile */
  .sidebar-logo-img { opacity: 1 !important; max-width: 132px !important; }
  .sidebar-logo-icon { display: none !important; }
  .sidebar-collapse-btn,
  .sidebar-reexpand-btn { display: none !important; }
  .company-info,
  .company-chevron,
  .nav-section-label,
  .nav-label,
  .nav-badge,
  .user-info,
  .logout-label { opacity: 1 !important; width: auto !important; }
  .nav-item { justify-content: flex-start !important; padding: var(--sp-2) var(--sp-3) !important; }
  .user-profile { justify-content: flex-start !important; gap: var(--sp-3) !important; padding: var(--sp-3) !important; }
  .logout-btn { justify-content: flex-start !important; gap: var(--sp-3) !important; padding: var(--sp-2) var(--sp-3) !important; }

  /* Main content: full width */
  .main-content {
    margin-left: 0 !important;
    width: 100%;
    transition: none;
  }

  /* Topbar adjustments */
  .topbar {
    padding: 0 var(--sp-4);
    gap: var(--sp-2);
  }

  .topbar-title {
    font-size: 15px;
  }

  .topbar-breadcrumb {
    display: none;
  }

  .topbar-date {
    display: none;
  }

  /* Page content */
  .page-content {
    padding: var(--sp-4);
  }

  /* Grid collapse */
  .grid-12 {
    grid-template-columns: 1fr;
    gap: var(--sp-4);
  }

  .col-3, .col-4, .col-5, .col-6,
  .col-7, .col-8, .col-9, .col-12 {
    grid-column: span 1;
  }

  .flex-row {
    flex-direction: column;
    gap: var(--sp-4);
  }
}

/* ── Small Mobile (≤ 480px): Extra compression ── */
@media (max-width: 480px) {
  .topbar {
    height: 56px;
  }

  .page-content {
    padding: var(--sp-3);
  }

  .sidebar {
    width: 100vw !important;
    max-width: 300px;
  }
}

.sidebar-logo-icon img {
  filter: brightness(0) invert(1);
}