/* =========================================
   LAYOUT — page shell, sidebar, topbar, page header, mobile sidebar backdrop
   ========================================= */

/* Wraps every staff/customer page (layouts/app.blade.php) */
.page-shell { min-height: 100vh; background: #f3f4f6; }

/* =========================================
   LAYOUT
   ========================================= */
.app-layout { display: flex; min-height: 100vh; }

.main-wrapper { flex: 1; display: flex; flex-direction: column; min-width: 0; margin-left: var(--sidebar-width); transition: var(--transition-slow); }

/* =========================================
   SIDEBAR
   ========================================= */
.sidebar {
  position: fixed; left: 0; top: 0; bottom: 0;
  width: var(--sidebar-width);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  z-index: 100;
  transition: var(--transition-slow);
  overflow: hidden;
}
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar.collapsed ~ .main-wrapper { margin-left: var(--sidebar-collapsed); }

.sidebar-header {
  display: flex; align-items: center; gap: 10px;
  padding: 18px 16px;
  border-bottom: 1px solid var(--border);
  min-height: var(--topbar-height);
}
.sidebar-logo { flex-shrink: 0; }
.sidebar-brand {
  font-size: 1.1rem; font-weight: 800; color: var(--text-primary);
  white-space: nowrap; overflow: hidden; letter-spacing: -0.3px;
  transition: opacity 0.2s;
}
.sidebar.collapsed .sidebar-brand { opacity: 0; width: 0; }
.sidebar-toggle {
  margin-left: auto; background: none; border: none;
  cursor: pointer; color: var(--text-secondary); padding: 4px;
  border-radius: var(--radius-sm); transition: var(--transition);
  flex-shrink: 0;
}
.sidebar-toggle:hover { background: var(--bg); color: var(--primary); }
.sidebar.collapsed .sidebar-toggle { transform: rotate(180deg); }

/* When collapsed, stack logo and toggle vertically so toggle stays visible */
.sidebar.collapsed .sidebar-header {
  flex-wrap: wrap;
  justify-content: center;
  padding: 12px 8px;
  gap: 6px;
}
.sidebar.collapsed .sidebar-toggle {
  margin-left: 0;
  transform: rotate(180deg);
}

.sidebar-nav { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 12px 0; }
.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }

.nav-section { margin-bottom: 8px; padding: 0 12px; }
.nav-section-label {
  font-size: 0.68rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text-muted);
  padding: 8px 8px 4px;
  display: block; white-space: nowrap;
  transition: opacity 0.2s;
}
.sidebar.collapsed .nav-section-label { opacity: 0; }

.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500; font-size: 0.87rem;
  transition: var(--transition);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  position: relative;
}
.nav-item:hover { background: var(--primary-light); color: var(--primary); }
.nav-item.active { background: var(--primary-light); color: var(--primary); font-weight: 600; }
.nav-item.active::before {
  content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 3px; height: 20px; background: var(--primary); border-radius: 0 3px 3px 0;
}

.nav-icon { width: 20px; height: 20px; flex-shrink: 0; }
.nav-label { transition: opacity 0.2s; }
.sidebar.collapsed .nav-label { opacity: 0; width: 0; overflow: hidden; }

/* Sidebar group with a retractable submenu (Sales Report → Overview / Daily / Weekly / Monthly) */
.nav-group-toggle { cursor: pointer; }
.nav-chevron { margin-left: auto; flex-shrink: 0; transition: transform 0.2s; }
.nav-group.open .nav-chevron { transform: rotate(180deg); }
.nav-group.has-active > .nav-group-toggle { color: var(--primary); font-weight: 600; }
.nav-submenu {
  overflow: hidden; max-height: 0;
  margin-left: 19px; padding-left: 8px;
  border-left: 1px solid var(--border);
  transition: max-height 0.25s ease;
}
.nav-group.open .nav-submenu { max-height: 240px; margin-bottom: 4px; }
.nav-subitem { padding: 7px 10px; font-size: 0.84rem; }
.nav-subitem .nav-icon { width: 17px; height: 17px; }
/* Collapsed sidebar: the open group shows its pages as icons (names in the tooltip) */
.sidebar.collapsed .nav-chevron { display: none; }
.sidebar.collapsed .nav-submenu { margin-left: 0; padding-left: 0; border-left: none; }
.sidebar.collapsed .nav-group.open .nav-submenu { background: var(--bg); border-radius: var(--radius); }
.sidebar.collapsed .nav-subitem { padding: 9px 10px; }

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.sidebar-user { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.sidebar.collapsed .sidebar-user .user-info { display: none; }
.user-info { min-width: 0; }
.user-name { display: block; font-weight: 600; font-size: 0.85rem; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { display: block; font-size: 0.72rem; color: var(--text-muted); }

.btn-logout {
  background: none; border: none; cursor: pointer; color: var(--text-muted);
  padding: 6px; border-radius: var(--radius-sm); transition: var(--transition); flex-shrink: 0;
}
.btn-logout:hover { background: var(--danger-light); color: var(--danger); }
.sidebar.collapsed .btn-logout { display: none; }

/* =========================================
   TOPBAR
   ========================================= */
.topbar {
  height: var(--topbar-height);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 24px; gap: 16px;
  position: sticky; top: 0; z-index: 50;
}
.topbar-left { display: flex; align-items: center; gap: 12px; flex: 1; }
.topbar-right { display: flex; align-items: center; gap: 8px; position: relative; }

.search-icon { color: var(--text-muted); flex-shrink: 0; }
.search-input { border: none; background: none; outline: none; font-size: 0.87rem; color: var(--text-primary); width: 220px; }
.search-input::placeholder { color: var(--text-muted); }

.btn-icon {
  width: 38px; height: 38px; border-radius: 99px;
  display: flex; align-items: center; justify-content: center;
  background: none; border: none; cursor: pointer;
  color: var(--text-secondary); transition: var(--transition);
  flex-shrink: 0;
}
.btn-icon:hover { background: var(--bg); color: var(--primary); }
.notif-btn { position: relative; }
.notif-badge {
  position: absolute; top: 4px; right: 4px;
  width: 16px; height: 16px; border-radius: 99px;
  background: var(--danger); color: #fff;
  font-size: 0.65rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--surface);
}
.topbar-profile {
  display: flex; align-items: center; gap: 8px;
  cursor: pointer; padding: 6px 10px; border-radius: var(--radius);
  transition: var(--transition);
}
.topbar-profile:hover { background: var(--bg); }
.topbar-username { font-weight: 600; font-size: 0.85rem; }

.profile-menu, .notif-panel {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
  z-index: 200; min-width: 180px;
  animation: fadeInDown 0.15s ease;
}
@keyframes fadeInDown { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:translateY(0); } }
.profile-menu-item {
  display: block; padding: 10px 16px; font-size: 0.87rem;
  color: var(--text-secondary); text-decoration: none;
  transition: var(--transition); border-radius: var(--radius-sm);
}
.profile-menu-item:hover { background: var(--bg); color: var(--primary); }
.profile-menu-item.danger:hover { background: var(--danger-light); color: var(--danger); }
.profile-menu-divider { height: 1px; background: var(--border); margin: 4px 0; }

.notif-panel { min-width: 320px; right: 40px; }
.notif-list { max-height: 320px; overflow-y: auto; }

/* =========================================
   PAGE CONTENT
   ========================================= */
.page-content { flex: 1; padding: 28px; overflow-y: auto; }
.page-header { margin-bottom: 24px; }
.page-title { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); letter-spacing: -0.4px; }
.page-subtitle { color: var(--text-secondary); margin-top: 2px; font-size: 0.87rem; }
.page-actions { display: flex; gap: 8px; align-items: center; }
.page-header-row { display: flex; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* =========================================
   SIDEBAR BACKDROP (Mobile Overlay)
   ========================================= */
.sidebar-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(15,27,46,0.5);
  z-index: 99;
  opacity: 0;
  transition: opacity 0.3s ease;
  -webkit-tap-highlight-color: transparent;
}
.sidebar-backdrop.active {
  display: block;
  opacity: 1;
}

/* Mobile Menu */
.mobile-menu-btn { display: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Animations */
@keyframes fadeInSlideUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Fade-in only when navigating to a page (navigate() adds .page-enter). Background real-time
   re-syncs drop the class, so replacing the page in place never replays the fade-in */
.page-content.page-enter > div {
  animation: fadeInSlideUp 0.25s ease-out forwards;
}

/* FAQ button in the top bar (opens #faq, see faq.js) */
.topbar-faq {
  display: inline-flex; align-items: center; gap: 6px; height: 36px; padding: 0 12px;
  border: 1px solid var(--border); border-radius: 999px; background: var(--surface);
  color: var(--text-secondary); font-size: 0.85rem; font-weight: 600; text-decoration: none;
  transition: var(--transition);
}
.topbar-faq:hover { color: var(--primary); border-color: var(--primary); background: var(--primary-lighter); }
.topbar-faq.active { color: var(--primary); border-color: var(--primary); background: var(--primary-light); }
.topbar-faq svg { flex-shrink: 0; }
@media (max-width: 640px) {
  .topbar-faq { width: 36px; padding: 0; justify-content: center; }
  .topbar-faq-label { display: none; }
}