/* ============================================================
   DESIGN SYSTEM & THEME - SISTEM ADUAN MASYARAKAT
   Modern, Clean, SaaS-Grade & Fully Responsive
   ============================================================ */

:root {
  /* Brand & Primary Palette */
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --primary-focus: rgba(79, 70, 229, 0.2);
  --primary-gradient: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);

  /* Semantic Colors */
  --success: #10b981;
  --success-bg: #ecfdf5;
  --success-border: #a7f3d0;
  --success-text: #065f46;

  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --warning-border: #fde68a;
  --warning-text: #92400e;

  --danger: #f43f5e;
  --danger-bg: #fff1f2;
  --danger-border: #fecdd3;
  --danger-text: #9f1239;

  --info: #0284c7;
  --info-bg: #f0f9ff;
  --info-border: #bae6fd;
  --info-text: #075985;

  --secondary: #64748b;
  --secondary-hover: #475569;

  /* Surfaces & Neutrals */
  --background: #f8fafc;
  --surface: #ffffff;
  --surface-hover: #f1f5f9;
  --card-bg: #ffffff;

  /* Text Colors */
  --text-main: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  /* Borders & Dividers */
  --border-color: #e2e8f0;
  --border-subtle: #f1f5f9;
  --border-focus: #818cf8;

  /* Sidebar Dark Theme */
  --sidebar-bg: #0f172a;
  --sidebar-border: #1e293b;
  --sidebar-hover: rgba(255, 255, 255, 0.06);
  --sidebar-active: #4f46e5;
  --sidebar-text: #94a3b8;
  --sidebar-text-active: #ffffff;

  /* Typography */
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Elevation Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.07), 0 1px 2px -1px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);

  /* Border Radii */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   RESET & BASE STYLES
   ============================================================ */

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

html, body {
  height: 100%;
  font-family: var(--font-family);
  background-color: var(--background);
  color: var(--text-body);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Utility Classes */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.fw-semibold { font-weight: 600; }
.fw-bold { font-weight: 700; }

.d-flex { display: flex; }
.d-inline-flex { display: inline-flex; }
.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-grow { flex-grow: 1; }
.flex-1 { flex: 1; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.align-center { align-items: center; }
.align-start { align-items: flex-start; }

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.w-100 { width: 100%; }

/* ============================================================
   LOADING SCREEN & OVERLAY
   ============================================================ */

#loading-screen {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  color: #ffffff;
}

.loading-spinner {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 1rem;
}

.loading-spinner.small {
  width: 20px;
  height: 20px;
  border-width: 2px;
  margin-bottom: 0;
}

.loading-text {
  font-size: 0.95rem;
  font-weight: 500;
  color: #94a3b8;
  letter-spacing: 0.02em;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1.5rem;
  background: radial-gradient(circle at top, #1e293b 0%, #0f172a 100%);
}

.login-card {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  padding: 2.5rem 2.25rem;
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
  width: 100%;
  max-width: 420px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  animation: fadeInUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-icon-badge {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  background: var(--primary-gradient);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 10px 20px -5px rgba(79, 70, 229, 0.4);
}

.login-icon-badge svg {
  width: 32px;
  height: 32px;
}

.login-header h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.login-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.alert {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.alert-danger {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}

/* ============================================================
   APP LAYOUT (Sidebar, Navbar, Page Content)
   ============================================================ */

.app-layout {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  background-color: var(--background);
}

/* Mobile Sidebar Backdrop */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1040;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sidebar-backdrop.open {
  display: block;
  opacity: 1;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  z-index: 1050;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
  padding: 1.5rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-bottom: 1px solid var(--sidebar-border);
}

.sidebar-logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 800;
  font-size: 1.15rem;
  box-shadow: 0 4px 10px rgba(79, 70, 229, 0.35);
}

.sidebar-brand-text {
  display: flex;
  flex-direction: column;
}

.sidebar-brand-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.sidebar-brand-sub {
  font-size: 0.72rem;
  color: var(--text-light);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sidebar-menu {
  flex-grow: 1;
  padding: 1rem 0.75rem;
  overflow-y: auto;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.menu-label {
  padding: 0.75rem 0.75rem 0.35rem;
  font-size: 0.7rem;
  font-weight: 700;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.menu-item {
  display: flex;
  align-items: center;
  padding: 0.7rem 0.85rem;
  color: var(--sidebar-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.menu-item:hover {
  background-color: var(--sidebar-hover);
  color: #ffffff;
  transform: translateX(2px);
}

.menu-item.active {
  background-color: rgba(79, 70, 229, 0.15);
  color: #ffffff;
  font-weight: 600;
}

.menu-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 18%;
  bottom: 18%;
  width: 4px;
  background: var(--primary);
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
}

.menu-icon {
  margin-right: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: inherit;
  opacity: 0.85;
}

.menu-item.active .menu-icon {
  opacity: 1;
  color: #818cf8;
}

.unread-badge {
  background: var(--danger);
  color: #ffffff;
  border-radius: var(--radius-full);
  padding: 0.15rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 700;
  margin-left: auto;
  box-shadow: 0 2px 5px rgba(244, 63, 94, 0.4);
}

.sidebar-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--sidebar-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Main Content Area */
.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100vh;
  min-width: 0;
}

/* Navbar */
.navbar {
  background: var(--surface);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.75rem;
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-xs);
  z-index: 10;
  flex-shrink: 0;
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  padding: 0.5rem;
  border-radius: var(--radius-md);
  color: var(--text-main);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.mobile-toggle:hover {
  background-color: var(--surface-hover);
}

.navbar-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--background);
  border: 1px solid var(--border-color);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-meta {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  text-align: left;
}

.user-name {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-main);
}

.user-role-tag {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
}

/* Page Content Viewport */
.page-content {
  flex-grow: 1;
  padding: 1.75rem;
  overflow-y: auto;
  position: relative;
  -webkit-overflow-scrolling: touch;
}

/* ============================================================
   CARDS & CONTAINERS
   ============================================================ */

.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

/* Stat Cards (Dashboard) */
.stat-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 1.35rem 1.25rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 1.15rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.stat-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-card-icon.primary { background: #eef2ff; color: var(--primary); }
.stat-card-icon.warning { background: var(--warning-bg); color: var(--warning); }
.stat-card-icon.info { background: var(--info-bg); color: var(--info); }
.stat-card-icon.success { background: var(--success-bg); color: var(--success); }

.stat-details {
  display: flex;
  flex-direction: column;
}

.stat-card-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.25rem;
}

.stat-card-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

/* Secondary Compact Stats */
.stats-secondary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-chip {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-xs);
}

.stat-chip-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-chip-value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  background: var(--background);
  padding: 0.15rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

/* ============================================================
   TABLES
   ============================================================ */

.table-container {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-table th {
  background-color: #f8fafc;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.data-table td {
  padding: 0.95rem 1.25rem;
  color: var(--text-body);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background-color 0.15s ease;
}

.data-table tbody tr:hover {
  background-color: #f8fafc;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

/* ============================================================
   BADGES & CHIPS (Pill & Modern Status Indicators)
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  line-height: 1.2;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

.badge-baru {
  background-color: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
}
.badge-baru::before { background-color: var(--warning); }

.badge-diproses {
  background-color: var(--info-bg);
  color: var(--info-text);
  border: 1px solid var(--info-border);
}
.badge-diproses::before { background-color: var(--info); }

.badge-menunggu {
  background-color: #f3e8ff;
  color: #6b21a8;
  border: 1px solid #e9d5ff;
}
.badge-menunggu::before { background-color: #9333ea; }

.badge-selesai {
  background-color: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}
.badge-selesai::before { background-color: var(--success); }

.badge-ditolak {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}
.badge-ditolak::before { background-color: var(--danger); }

.badge-diarsipkan {
  background-color: #f1f5f9;
  color: #475569;
  border: 1px solid #e2e8f0;
}
.badge-diarsipkan::before { background-color: #94a3b8; }

/* Priority Badges */
.priority-badge-LOW {
  background-color: #f1f5f9;
  color: #475569;
  border: 1px solid #cbd5e1;
}
.priority-badge-LOW::before { background-color: #94a3b8; }

.priority-badge-NORMAL {
  background-color: #e0f2fe;
  color: #0369a1;
  border: 1px solid #bae6fd;
}
.priority-badge-NORMAL::before { background-color: #0284c7; }

.priority-badge-HIGH {
  background-color: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}
.priority-badge-HIGH::before { background-color: #f59e0b; }

.priority-badge-URGENT {
  background-color: #ffe4e6;
  color: #9f1239;
  border: 1px solid #fecdd3;
  animation: pulseLight 2s infinite;
}
.priority-badge-URGENT::before { background-color: #f43f5e; }

@keyframes pulseLight {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* ============================================================
   FORMS, BUTTONS & INPUTS
   ============================================================ */

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: #ffffff;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.875rem;
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-focus);
}

.form-control::placeholder {
  color: var(--text-light);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
  transition: var(--transition);
  line-height: 1.2;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(79, 70, 229, 0.2);
}
.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 8px rgba(79, 70, 229, 0.3);
}

.btn-secondary {
  background: #f1f5f9;
  color: var(--text-body);
  border-color: var(--border-color);
}
.btn-secondary:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

.btn-outline {
  background: transparent;
  color: var(--text-body);
  border: 1px solid var(--border-color);
}
.btn-outline:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
  color: var(--text-main);
}

.btn-success {
  background: var(--success);
  color: #ffffff;
}
.btn-success:hover {
  background: #059669;
}

.btn-danger {
  background: var(--danger);
  color: #ffffff;
}
.btn-danger:hover {
  background: #e11d48;
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  border-radius: var(--radius-xs);
}

.btn-large {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

/* ============================================================
   INBOX & CHAT SYSTEM
   ============================================================ */

.inbox-container {
  display: flex;
  height: calc(100vh - 128px);
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  position: relative;
}

.inbox-left {
  width: 360px;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  background: #ffffff;
}

.inbox-filters {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  background: #f8fafc;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.ticket-list {
  flex: 1;
  overflow-y: auto;
}

.ticket-item {
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.ticket-item:hover {
  background-color: #f8fafc;
}

.ticket-item.active {
  background-color: #eef2ff;
  border-left-color: var(--primary);
}

.ticket-item.unread {
  background-color: #f0fdf4;
  border-left-color: var(--success);
}

.ticket-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.35rem;
}

.ticket-number-tag {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-main);
}

.ticket-date-tag {
  font-size: 0.72rem;
  color: var(--text-light);
}

.ticket-subject {
  font-size: 0.875rem;
  color: var(--text-body);
  margin-bottom: 0.5rem;
  line-height: 1.35;
  font-weight: 500;
}

.ticket-footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.inbox-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #f8fafc;
}

.inbox-right-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  gap: 0.75rem;
  padding: 2rem;
  text-align: center;
}

.conversation-header {
  padding: 0.85rem 1.25rem;
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-xs);
  z-index: 5;
}

.conv-mobile-back {
  display: none;
  background: transparent;
  border: none;
  padding: 0.5rem;
  margin-right: 0.5rem;
  cursor: pointer;
  color: var(--text-main);
  border-radius: var(--radius-sm);
}

.conv-mobile-back:hover {
  background: var(--surface-hover);
}

.conv-header-info h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.15rem;
}

.conv-header-info p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.conv-actions {
  display: flex;
  gap: 0.5rem;
}

/* Chat Scroll Area */
.chat-area {
  flex: 1;
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  background: #f1f5f9;
}

.chat-bubble {
  max-width: 68%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  position: relative;
  font-size: 0.9rem;
  line-height: 1.45;
  box-shadow: var(--shadow-xs);
  word-wrap: break-word;
}

.chat-inbound {
  align-self: flex-start;
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-bottom-left-radius: var(--radius-xs);
}

.chat-outbound {
  align-self: flex-end;
  background: var(--primary);
  color: #ffffff;
  border-bottom-right-radius: var(--radius-xs);
  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.25);
}

.chat-system {
  align-self: center;
  background: rgba(15, 23, 42, 0.06);
  color: var(--text-muted);
  font-size: 0.78rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  text-align: center;
  max-width: 85%;
}

.chat-sender {
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.chat-inbound .chat-sender { color: var(--primary); }
.chat-outbound .chat-sender { color: rgba(255, 255, 255, 0.9); }

.chat-meta {
  font-size: 0.68rem;
  margin-top: 0.35rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.3rem;
  opacity: 0.75;
}

/* Chat Reply Area */
.reply-box {
  padding: 1rem 1.25rem;
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.reply-box textarea {
  width: 100%;
  min-height: 64px;
  max-height: 140px;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  resize: vertical;
  font-family: inherit;
  font-size: 0.875rem;
  outline: none;
  transition: var(--transition);
}

.reply-box textarea:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-focus);
}

.reply-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ============================================================
   MODALS
   ============================================================ */

.modal-overlay,
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 5000;
  padding: 1rem;
  animation: fadeIn 0.2s ease;
}

.modal-overlay.show,
.modal-backdrop.show {
  display: flex !important;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content,
.modal-dialog {
  background: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border-color);
  animation: modalPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 1.15rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f8fafc;
}

.modal-header h3,
.modal-header .modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}

.modal-close,
.btn-close {
  background: transparent;
  border: none;
  font-size: 1.35rem;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-xs);
  padding: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: var(--transition);
}

.modal-close:hover,
.btn-close:hover {
  color: var(--text-main);
  background: var(--surface-hover);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  background: #f8fafc;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */

.toast-container {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  pointer-events: none;
}

.toast {
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  background: #ffffff;
  color: var(--text-main);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  min-width: 280px;
  max-width: 420px;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  pointer-events: auto;
  animation: slideInRight 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  font-weight: 500;
  font-size: 0.875rem;
}

.toast.hide {
  animation: slideOutRight 0.25s forwards;
}

.toast-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.toast-success { border-left: 4px solid var(--success); }
.toast-success .toast-icon { color: var(--success); }

.toast-error { border-left: 4px solid var(--danger); }
.toast-error .toast-icon { color: var(--danger); }

.toast-warning { border-left: 4px solid var(--warning); }
.toast-warning .toast-icon { color: var(--warning); }

.toast-info { border-left: 4px solid var(--primary); }
.toast-info .toast-icon { color: var(--primary); }

@keyframes slideInRight {
  from { transform: translateX(110%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOutRight {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(110%); opacity: 0; }
}

/* ============================================================
   SETTINGS TABS & CARDS
   ============================================================ */

.settings-container {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  min-height: 520px;
  overflow: hidden;
}

.settings-tabs {
  width: 240px;
  background: #f8fafc;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 0.75rem;
  gap: 0.35rem;
  flex-shrink: 0;
}

.tab-btn {
  padding: 0.75rem 1rem;
  text-align: left;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.tab-btn:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

.tab-btn.active {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
}

.settings-content {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
}

/* Status Indicator Dot (Gateway/Pulse) */
.pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  background: var(--success);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulseGreen 1.8s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* ============================================================
   RESPONSIVE MEDIA QUERIES (Mobile, Tablet, Desktop)
   ============================================================ */

/* Medium Screens (Tablets, 768px - 1024px) */
@media (max-width: 1024px) {
  .stat-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-secondary-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Small Screens / Mobile Phones (< 768px) */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    height: 100vh;
    z-index: 1050;
    transform: translateX(-100%);
    box-shadow: var(--shadow-xl);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .mobile-toggle {
    display: flex;
  }

  .page-content {
    padding: 1rem;
  }

  .navbar {
    padding: 0 1rem;
    height: 58px;
  }

  .user-meta {
    display: none;
  }

  .stat-card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .stat-card {
    padding: 1rem;
    gap: 0.75rem;
  }

  .stat-card-icon {
    width: 42px;
    height: 42px;
  }

  .stat-card-value {
    font-size: 1.45rem;
  }

  .stats-secondary-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  /* Inbox Mobile Master-Detail View */
  .inbox-container {
    height: calc(100vh - 100px);
    border-radius: var(--radius-md);
  }

  .inbox-left {
    width: 100%;
  }

  .inbox-right {
    position: absolute;
    inset: 0;
    z-index: 20;
    background: #ffffff;
  }

  .conv-mobile-back {
    display: inline-flex;
    align-items: center;
  }

  .chat-bubble {
    max-width: 85%;
  }

  /* Settings Mobile Tabs */
  .settings-container {
    flex-direction: column;
  }

  .settings-tabs {
    width: 100%;
    flex-direction: row;
    overflow-x: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .tab-btn {
    padding: 0.5rem 0.85rem;
    font-size: 0.85rem;
  }

  .settings-content {
    padding: 1.25rem 1rem;
  }

  .card {
    padding: 1.15rem;
  }
}

/* Extra Small Phones (< 480px) */
@media (max-width: 480px) {
  .stat-card-grid {
    grid-template-columns: 1fr;
  }
  .navbar-title {
    font-size: 1rem;
  }
}

/* Print Stylesheet */
@media print {
  .sidebar, .navbar, .btn, .reply-box, .mobile-toggle, .sidebar-backdrop {
    display: none !important;
  }
  .main-content {
    margin: 0 !important;
    height: auto !important;
  }
  .app-layout {
    height: auto !important;
    display: block !important;
  }
  .card {
    border: none !important;
    box-shadow: none !important;
  }
}