/* ============================================================
   WorkPally — App Layout (Sidebar, Header, Content)
   ============================================================ */

/* ────────────────────────────────────────────────────────────
   App Shell
──────────────────────────────────────────────────────────── */
.app-shell {
  display: flex;
  min-height: 100vh;
  background: var(--bg-base);
}

/* ────────────────────────────────────────────────────────────
   Sidebar
──────────────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  top: 0; left: 0;
  /* Brand orange background for the sidebar */
  background: linear-gradient(180deg, #F0795A 0%, #D4624A 100%);
  border-right: none;
  box-shadow: 4px 0 24px rgba(240, 121, 90, 0.18);
  display: flex;
  flex-direction: column;
  z-index: 200;
  transition: width var(--transition-slow), transform var(--transition-slow);
  overflow: hidden;
}

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

/* Sidebar Logo */
.sidebar-logo {
  height: var(--header-height);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 0 var(--sp-5);
  border-bottom: 1px solid rgba(255,255,255,0.15);
  flex-shrink: 0;
  text-decoration: none;
  overflow: hidden;
  background: rgba(0,0,0,0.08);
}
.sidebar-logo-img {
  width: 36px; height: 36px;
  object-fit: contain;
  flex-shrink: 0;
  filter: brightness(0) invert(1);
}
.sidebar-logo-text {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  white-space: nowrap;
  color: #FFFFFF;
  opacity: 1;
  transition: opacity var(--transition-base);
}
.sidebar-logo-text span { color: rgba(255,255,255,0.75); }
.sidebar.collapsed .sidebar-logo-text { opacity: 0; pointer-events: none; }

/* Sidebar Nav */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--sp-4) 0;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.sidebar-nav::-webkit-scrollbar { display: none; }

.sidebar-section {
  margin-bottom: var(--sp-3);
}

.sidebar-section-label {
  padding: var(--sp-2) var(--sp-5) var(--sp-1);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.55);
  white-space: nowrap;
  transition: opacity var(--transition-base);
}
.sidebar.collapsed .sidebar-section-label { opacity: 0; }

.sidebar-divider {
  height: 1px;
  background: rgba(255,255,255,0.15);
  margin: var(--sp-3) var(--sp-4);
}

/* Nav Links — white on orange sidebar */
.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 10px var(--sp-5);
  color: rgba(255,255,255,0.75);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  border-radius: 0;
  white-space: nowrap;
  overflow: hidden;
  text-decoration: none;
  position: relative;
  margin: 1px var(--sp-3);
  border-radius: var(--radius-md);
}
.nav-link::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: rgba(255,255,255,0.8);
  border-radius: 0 var(--radius-full) var(--radius-full) 0;
  transform: scaleY(0);
  transition: transform var(--transition-fast);
  border-radius: var(--radius-full);
}
.nav-link:hover {
  color: #FFFFFF;
  background: rgba(255,255,255,0.15);
}
.nav-link:hover::before { transform: scaleY(0); }
.nav-link.active {
  color: var(--primary);
  background: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(0,0,0,0.12);
}
.nav-link.active::before { transform: scaleY(0); }

.nav-link-icon {
  width: 20px; height: 20px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 0.95rem;
  transition: transform var(--transition-base);
}
.nav-link:hover .nav-link-icon { transform: scale(1.1); }
.nav-link.active .nav-link-icon { color: var(--primary); }

.nav-link-text {
  flex: 1;
  opacity: 1;
  transition: opacity var(--transition-base);
}
.sidebar.collapsed .nav-link-text { opacity: 0; pointer-events: none; }

.nav-badge {
  flex-shrink: 0;
  min-width: 20px; height: 20px;
  background: rgba(255,255,255,0.25);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.65rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  padding: 0 5px;
  transition: opacity var(--transition-base);
}
.nav-link.active .nav-badge { background: var(--primary); color: white; }
.sidebar.collapsed .nav-badge { opacity: 0; }

.nav-arrow {
  color: rgba(255,255,255,0.55);
  font-size: 0.7rem;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.nav-link.active .nav-arrow { color: var(--text-muted); }
.sidebar.collapsed .nav-arrow { opacity: 0; }
.nav-link[aria-expanded="true"] .nav-arrow { transform: rotate(90deg); }

/* Sub-menu */
.nav-submenu {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease;
}
.nav-submenu.open { max-height: 500px; }
.nav-submenu .nav-link {
  padding-left: calc(var(--sp-5) + 32px);
  font-size: 0.825rem;
}

/* Tooltip for collapsed sidebar */
.sidebar.collapsed .nav-item { position: relative; }
.sidebar.collapsed .nav-link { justify-content: center; padding: 12px; }
.sidebar.collapsed .nav-item:hover .nav-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}
.nav-tooltip {
  position: absolute;
  left: calc(var(--sidebar-collapsed) + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(-8px);
  background: #1F2937;
  border: 1px solid rgba(0,0,0,0.15);
  color: #FFFFFF;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  z-index: 300;
}
.nav-tooltip::before {
  content: '';
  position: absolute;
  right: 100%; top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-right-color: #1F2937;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: var(--sp-4) var(--sp-5);
  border-top: 1px solid rgba(255,255,255,0.15);
  flex-shrink: 0;
  background: rgba(0,0,0,0.08);
}
.sidebar-user {
  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;
}
.sidebar-user:hover { background: rgba(255,255,255,0.15); }
.sidebar-user-info { flex: 1; min-width: 0; opacity: 1; transition: opacity var(--transition-base); }
.sidebar.collapsed .sidebar-user-info { opacity: 0; }
.sidebar-user-name { font-size: 0.875rem; font-weight: 600; color: #FFFFFF; truncate: ellipsis; white-space: nowrap; overflow: hidden; }
.sidebar-user-role { font-size: 0.75rem; color: rgba(255,255,255,0.65); }
.sidebar-user-dots { color: rgba(255,255,255,0.65); font-size: 0.875rem; opacity: 1; transition: opacity var(--transition-base); }
.sidebar.collapsed .sidebar-user-dots { opacity: 0; }

/* ────────────────────────────────────────────────────────────
   Main Content Area
──────────────────────────────────────────────────────────── */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left var(--transition-slow);
}
.sidebar.collapsed ~ .main-content { margin-left: var(--sidebar-collapsed); }

/* ────────────────────────────────────────────────────────────
   Top Header
──────────────────────────────────────────────────────────── */
.app-header {
  height: var(--header-height);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: 0 var(--sp-6);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.94);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
}

.header-toggle {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  cursor: pointer;
  color: var(--text-muted);
  transition: all var(--transition-fast);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  flex-shrink: 0;
}
.header-toggle:hover { color: var(--primary); border-color: var(--primary); background: var(--primary-subtle); }

.header-search {
  flex: 1;
  max-width: 400px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-left: auto;
}

/* Notification icon */
.notif-btn {
  position: relative;
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.notif-btn:hover { color: var(--text-primary); border-color: rgba(0,0,0,0.15); background: var(--bg-elevated); }
.notif-btn .notif-count {
  position: absolute;
  top: 4px; right: 4px;
  width: 16px; height: 16px;
  background: var(--danger);
  color: white;
  border-radius: 50%;
  font-size: 0.6rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--bg-card);
}

/* Header profile */
.header-profile {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 6px 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  transition: all var(--transition-fast);
}
.header-profile:hover { border-color: rgba(0,0,0,0.15); background: var(--bg-elevated); box-shadow: var(--shadow-sm); }
.header-profile-info { text-align: left; }
.header-profile-name { font-size: 0.8rem; font-weight: 600; color: var(--text-primary); }
.header-profile-role { font-size: 0.7rem; color: var(--text-muted); }

/* ────────────────────────────────────────────────────────────
   Page Content
──────────────────────────────────────────────────────────── */
.page-content {
  flex: 1;
  padding: var(--sp-6);
  max-width: var(--content-max-width);
  width: 100%;
  animation: fadeInUp 0.4s ease both;
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--sp-6);
  gap: var(--sp-4);
  flex-wrap: wrap;
}
.page-header-left h1 {
  font-size: 1.6rem;
  margin-bottom: var(--sp-1);
}
.page-header-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

/* Filter toolbar */
.filter-toolbar {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
  flex-wrap: wrap;
}
.filter-toolbar .search-bar { min-width: 260px; flex: 1; max-width: 380px; }

/* ────────────────────────────────────────────────────────────
   Profile Hero Banner
──────────────────────────────────────────────────────────── */
.profile-hero {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--sp-6);
  box-shadow: var(--shadow-sm);
}
.profile-hero-cover {
  height: 180px;
  background: linear-gradient(135deg, #FDE8E2 0%, #FFF0EC 50%, rgba(240,121,90,0.10) 100%);
  position: relative;
  overflow: hidden;
}
.profile-hero-cover::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23f0795a' fill-opacity='0.06'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.profile-hero-body {
  padding: 0 var(--sp-6) var(--sp-6);
  display: flex;
  align-items: flex-end;
  gap: var(--sp-5);
  flex-wrap: wrap;
}
.profile-hero-avatar-wrap {
  margin-top: -50px;
  position: relative;
}
.profile-hero-avatar-wrap .avatar-2xl {
  border: 4px solid var(--bg-card);
  box-shadow: var(--shadow-md);
}
.profile-hero-status-dot {
  position: absolute;
  bottom: 6px; right: 6px;
  width: 18px; height: 18px;
  border-radius: 50%;
  border: 3px solid var(--bg-card);
}
.profile-hero-info { flex: 1; min-width: 200px; padding-top: var(--sp-4); }
.profile-hero-name { font-size: 1.5rem; font-weight: 800; margin-bottom: var(--sp-1); }
.profile-hero-meta { display: flex; align-items: center; gap: var(--sp-4); flex-wrap: wrap; }
.profile-hero-meta-item { display: flex; align-items: center; gap: var(--sp-2); font-size: 0.8rem; color: var(--text-muted); }
.profile-hero-actions { margin-left: auto; display: flex; gap: var(--sp-3); padding-top: var(--sp-4); }

/* ────────────────────────────────────────────────────────────
   Notifications Drawer
──────────────────────────────────────────────────────────── */
.notif-drawer {
  position: fixed;
  top: var(--header-height);
  right: 0;
  width: 380px;
  height: calc(100vh - var(--header-height));
  background: var(--bg-card);
  border-left: 1px solid var(--border);
  z-index: 300;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
}
.notif-drawer.open { transform: translateX(0); }
.notif-drawer-header {
  padding: var(--sp-5) var(--sp-5);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.notif-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.notif-item {
  display: flex;
  gap: var(--sp-3);
  padding: var(--sp-4);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
  border: 1px solid transparent;
}
.notif-item:hover { background: var(--bg-surface); border-color: var(--border); }
.notif-item.unread { background: var(--primary-subtle); border-color: rgba(240,121,90,0.2); }
.notif-item-icon {
  width: 38px; height: 38px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.notif-item-body { flex: 1; min-width: 0; }
.notif-item-title { font-weight: 600; font-size: 0.825rem; color: var(--text-primary); margin-bottom: 2px; }
.notif-item-text  { font-size: 0.775rem; color: var(--text-secondary); }
.notif-item-time  { font-size: 0.7rem; color: var(--text-muted); margin-top: 4px; }

/* ────────────────────────────────────────────────────────────
   Stats Grid
──────────────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-5);
  margin-bottom: var(--sp-6);
}
@media (max-width: 1024px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .stats-grid { grid-template-columns: 1fr; } }

/* ────────────────────────────────────────────────────────────
   Dashboard content layouts
──────────────────────────────────────────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--sp-5);
}
@media (max-width: 1024px) { .dashboard-grid { grid-template-columns: 1fr; } }

/* ────────────────────────────────────────────────────────────
   Chat / Messages Layout
──────────────────────────────────────────────────────────── */
.chat-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 0;
  height: calc(100vh - var(--header-height) - 48px);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
@media (max-width: 768px) { .chat-layout { grid-template-columns: 1fr; } }

.chat-sidebar {
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.chat-sidebar-header {
  padding: var(--sp-4);
  border-bottom: 1px solid var(--border);
}
.chat-list {
  flex: 1;
  overflow-y: auto;
}
.chat-list-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 12px var(--sp-4);
  cursor: pointer;
  transition: background var(--transition-fast);
  border-bottom: 1px solid var(--border);
}
.chat-list-item:hover { background: var(--bg-surface); }
.chat-list-item.active { background: var(--primary-subtle); border-right: 2px solid var(--primary); }
.chat-list-item-info { flex: 1; min-width: 0; }
.chat-list-item-name { font-size: 0.875rem; font-weight: 600; color: var(--text-primary); }
.chat-list-item-last { font-size: 0.775rem; color: var(--text-muted); truncate: ellipsis; white-space: nowrap; overflow: hidden; }

.chat-main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.chat-header {
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}
.chat-message { display: flex; gap: var(--sp-3); max-width: 75%; }
.chat-message.outgoing { flex-direction: row-reverse; margin-left: auto; }
.chat-bubble {
  padding: 10px 16px;
  border-radius: 16px;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-primary);
}
.chat-message.incoming .chat-bubble {
  background: var(--bg-surface);
  border-bottom-left-radius: 4px;
}
.chat-message.outgoing .chat-bubble {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-bottom-right-radius: 4px;
}
.chat-input-area {
  padding: var(--sp-4) var(--sp-5);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
  background: var(--bg-card);
}
.chat-input {
  flex: 1;
  background: var(--bg-surface);
  border: 1.5px solid #E5E7EB;
  border-radius: var(--radius-full);
  padding: 10px 18px;
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}
.chat-input:focus { border-color: var(--primary); background: var(--bg-card); outline: none; box-shadow: 0 0 0 3px var(--primary-glow); }
.chat-input::placeholder { color: var(--text-muted); }

/* ────────────────────────────────────────────────────────────
   Overlay (mobile sidebar)
──────────────────────────────────────────────────────────── */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 150;
}

/* ────────────────────────────────────────────────────────────
   Responsive Layout
──────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
    width: var(--sidebar-width) !important;
    z-index: 250;
  }
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  .sidebar-overlay { display: block; opacity: 0; visibility: hidden; transition: all var(--transition-base); }
  .sidebar.mobile-open ~ .sidebar-overlay { opacity: 1; visibility: visible; }
  .main-content { margin-left: 0 !important; }
}

@media (max-width: 768px) {
  .page-content { padding: var(--sp-4); }
  .app-header { padding: 0 var(--sp-4); }
  .profile-hero-body { flex-direction: column; align-items: flex-start; }
  .profile-hero-actions { margin-left: 0; }
  .header-profile-info { display: none; }
}