:root {
  --ink: #0F1218;
  --cyan: #00E5FF;
  --cyan-dark: #00B8D4;
  --white: #FFFFFF;
  --gray-100: #F2F4F7;
  --gray-500: #5B6573;
  --card-bg: #162240;
  --border-color: rgba(255, 255, 255, 0.1);
  --danger: #EF4444;
  --warning: #F59E0B;
  --success: #10B981;
  --sidebar-width: 260px;
  --header-height: 64px;
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --transition: 0.2s ease;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-stack);
  background: var(--ink);
  color: var(--white);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--cyan-dark);
}

ul, ol {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

button {
  font-family: var(--font-stack);
  cursor: pointer;
  border: none;
  outline: none;
}

input, textarea, select {
  font-family: var(--font-stack);
  outline: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ===== LOGIN SCREEN ===== */

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  padding: 20px;
}

.login-container {
  width: 100%;
  max-width: 420px;
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo-icon {
  width: 56px;
  height: 56px;
  background: var(--cyan);
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--ink);
  margin-bottom: 16px;
}

.login-logo h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
}

.login-logo p {
  font-size: 14px;
  color: var(--gray-500);
  margin-top: 4px;
}

.login-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 36px 32px;
}

.login-card h2 {
  font-size: 20px;
  margin-bottom: 8px;
}

.login-card .login-subtitle {
  font-size: 14px;
  color: var(--gray-500);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-100);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--ink);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  color: var(--white);
  font-size: 14px;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--cyan);
}

.form-group input::placeholder {
  color: var(--gray-500);
}

.form-hint {
  font-size: 12px;
  color: var(--gray-500);
  margin-top: 4px;
}

.form-row {
  display: flex;
  gap: 12px;
}

.form-row .form-group {
  flex: 1;
}

.login-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--gray-500);
}

.login-footer a {
  font-weight: 500;
}

/* ===== APP LAYOUT ===== */

.app-layout {
  display: flex;
  min-height: 100vh;
}

/* ===== SIDEBAR ===== */

.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--ink);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-header {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--cyan);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--ink);
  flex-shrink: 0;
}

.sidebar-logo-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  white-space: nowrap;
}

.sidebar-nav {
  padding: 12px 12px 0;
  flex: 1;
}

.sidebar-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-500);
  padding: 8px 12px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--gray-500);
  transition: all var(--transition);
  cursor: pointer;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.nav-item.active {
  background: rgba(0, 229, 255, 0.1);
  color: var(--cyan);
}

.nav-item .nav-icon {
  width: 20px;
  text-align: center;
  font-size: 16px;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: var(--white);
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--border-color);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
  cursor: pointer;
}

.sidebar-user:hover {
  background: rgba(255, 255, 255, 0.05);
}

.sidebar-user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: var(--ink);
  flex-shrink: 0;
}

.sidebar-user-info {
  overflow: hidden;
}

.sidebar-user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-role {
  font-size: 11px;
  color: var(--gray-500);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== MAIN CONTENT AREA ===== */

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-width: 0;
}

/* ===== TOP HEADER BAR ===== */

.top-header {
  height: var(--header-height);
  background: var(--ink);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 90;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.page-title {
  font-size: 18px;
  font-weight: 700;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--gray-500);
}

.breadcrumb a {
  color: var(--gray-500);
}

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

.breadcrumb .separator {
  color: var(--gray-500);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-search {
  position: relative;
}

.header-search input {
  padding: 8px 14px 8px 36px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-size: 13px;
  width: 220px;
  transition: border-color var(--transition), width 0.3s ease;
}

.header-search input:focus {
  border-color: var(--cyan);
  width: 280px;
}

.header-search .search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
  color: var(--gray-500);
  pointer-events: none;
}

.header-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--gray-500);
  transition: all var(--transition);
  position: relative;
}

.header-btn:hover {
  color: var(--white);
  border-color: var(--cyan);
}

.header-btn.has-notification::after {
  content: '';
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background: var(--danger);
  border-radius: 50%;
  border: 2px solid var(--card-bg);
}

/* ===== PAGE CONTENT ===== */

.page-content {
  padding: 24px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.section-header h2 {
  font-size: 20px;
}

.section-header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* ===== BUTTONS ===== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
  line-height: 1.4;
}

.btn-primary {
  background: var(--cyan);
  color: var(--ink);
}

.btn-primary:hover {
  background: var(--cyan-dark);
}

.btn-outline {
  background: transparent;
  color: var(--cyan);
  border: 1px solid var(--cyan);
}

.btn-outline:hover {
  background: rgba(0, 229, 255, 0.1);
}

.btn-success {
  background: var(--success);
  color: var(--white);
}

.btn-success:hover {
  opacity: 0.85;
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
}

.btn-danger:hover {
  opacity: 0.85;
}

.btn-sm {
  padding: 5px 12px;
  font-size: 12px;
  border-radius: var(--radius-xs);
}

.btn-icon {
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: var(--radius-xs);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* ===== FILTERS BAR ===== */

.filters-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-group label {
  font-size: 13px;
  color: var(--gray-500);
  white-space: nowrap;
}

.filter-group select,
.filter-group input {
  padding: 8px 12px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  color: var(--white);
  font-size: 13px;
  min-width: 140px;
}

.filter-group select:focus,
.filter-group input:focus {
  border-color: var(--cyan);
}

.filter-active-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--cyan);
  border-radius: 50%;
}

/* ===== STATS GRID ===== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color var(--transition), transform var(--transition);
}

.stat-card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.stat-card-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.stat-card-icon.cyan {
  background: rgba(0, 229, 255, 0.15);
  color: var(--cyan);
}

.stat-card-icon.success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.stat-card-icon.warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.stat-card-icon.danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.stat-card-change {
  font-size: 12px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
}

.stat-card-change.up {
  color: var(--success);
  background: rgba(16, 185, 129, 0.1);
}

.stat-card-change.down {
  color: var(--danger);
  background: rgba(239, 68, 68, 0.1);
}

.stat-card-value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
}

.stat-card-label {
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 4px;
}

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

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

.table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
}

.table-header h3 {
  font-size: 16px;
}

.table-header-actions {
  display: flex;
  gap: 8px;
}

.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

table thead {
  background: rgba(255, 255, 255, 0.03);
}

table th {
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gray-500);
  text-align: left;
  white-space: nowrap;
}

table th.sortable {
  cursor: pointer;
  user-select: none;
}

table th.sortable:hover {
  color: var(--white);
}

table th.sortable .sort-arrow {
  font-size: 10px;
  margin-left: 4px;
}

table td {
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

table tbody tr {
  transition: background var(--transition);
}

table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

table tbody tr.status-completed {
  border-left: 3px solid var(--success);
}

table tbody tr.status-in_progress {
  border-left: 3px solid var(--cyan);
}

table tbody tr.status-pending {
  border-left: 3px solid var(--warning);
}

table tbody tr.status-overdue {
  border-left: 3px solid var(--danger);
}

.table-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-top: 1px solid var(--border-color);
  font-size: 13px;
  color: var(--gray-500);
}

.pagination {
  display: flex;
  align-items: center;
  gap: 4px;
}

.pagination button {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--gray-500);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.pagination button:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.pagination button.active {
  background: var(--cyan);
  color: var(--ink);
  font-weight: 600;
}

.pagination button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ===== STATUS BADGES ===== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  line-height: 1.5;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.badge-completed {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.badge-completed .badge-dot {
  background: var(--success);
}

.badge-in_progress {
  background: rgba(0, 229, 255, 0.15);
  color: var(--cyan);
}

.badge-in_progress .badge-dot {
  background: var(--cyan);
}

.badge-pending {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.badge-pending .badge-dot {
  background: var(--warning);
}

.badge-overdue {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.badge-overdue .badge-dot {
  background: var(--danger);
}

/* ===== ANALYTICS CHART BARS ===== */

.chart-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
}

.chart-card h3 {
  font-size: 16px;
  margin-bottom: 20px;
}

.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 200px;
  padding-top: 20px;
}

.chart-bar-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
}

.chart-bar {
  width: 100%;
  max-width: 48px;
  border-radius: 6px 6px 0 0;
  background: var(--cyan);
  transition: height 0.4s ease, background var(--transition);
  position: relative;
  min-height: 4px;
}

.chart-bar:hover {
  background: var(--cyan-dark);
}

.chart-bar-value {
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--gray-100);
}

.chart-bar-label {
  font-size: 11px;
  color: var(--gray-500);
  margin-top: 8px;
  text-align: center;
}

.chart-bar.warning-bar {
  background: var(--warning);
}

.chart-bar.danger-bar {
  background: var(--danger);
}

.chart-bar.success-bar {
  background: var(--success);
}

/* ===== MODAL ===== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-box {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: modalIn 0.2s ease;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: translateY(-16px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  font-size: 18px;
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--gray-500);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
}

.modal-lg {
  max-width: 720px;
}

.modal-sm {
  max-width: 400px;
}

/* ===== NOTIFICATIONS PANEL ===== */

.notifications-toggle {
  position: relative;
}

.notifications-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: 360px;
  max-height: 480px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  z-index: 200;
  animation: modalIn 0.15s ease;
}

.notifications-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
}

.notifications-header h4 {
  font-size: 15px;
}

.notifications-mark-read {
  font-size: 12px;
  color: var(--cyan);
  cursor: pointer;
  background: none;
}

.notifications-mark-read:hover {
  color: var(--cyan-dark);
}

.notifications-list {
  max-height: 380px;
  overflow-y: auto;
}

.notification-item {
  display: flex;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition);
  cursor: pointer;
}

.notification-item:hover {
  background: rgba(255, 255, 255, 0.03);
}

.notification-item.unread {
  background: rgba(0, 229, 255, 0.05);
}

.notification-item.unread::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  background: var(--cyan);
  border-radius: 50%;
}

.notification-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.notification-icon.info {
  background: rgba(0, 229, 255, 0.15);
  color: var(--cyan);
}

.notification-icon.warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.notification-icon.danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.notification-icon.success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.notification-content {
  flex: 1;
  min-width: 0;
}

.notification-text {
  font-size: 13px;
  line-height: 1.4;
}

.notification-time {
  font-size: 11px;
  color: var(--gray-500);
  margin-top: 2px;
}

.notifications-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.notifications-footer a {
  font-size: 13px;
  font-weight: 500;
}

/* ===== AI CHAT ===== */

.chat-container {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  height: 500px;
  overflow: hidden;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-color);
}

.chat-header-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--ink);
}

.chat-header-text h4 {
  font-size: 14px;
}

.chat-header-text span {
  font-size: 11px;
  color: var(--success);
  display: flex;
  align-items: center;
  gap: 4px;
}

.chat-header-text span::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.chat-message {
  display: flex;
  gap: 10px;
  max-width: 85%;
}

.chat-message.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-message-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.chat-message.bot .chat-message-avatar {
  background: var(--cyan);
  color: var(--ink);
}

.chat-message.user .chat-message-avatar {
  background: var(--gray-500);
  color: var(--white);
}

.chat-bubble {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.5;
}

.chat-message.bot .chat-bubble {
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
  border-top-left-radius: 2px;
}

.chat-message.user .chat-bubble {
  background: rgba(0, 229, 255, 0.15);
  color: var(--white);
  border-top-right-radius: 2px;
}

.chat-bubble-time {
  font-size: 10px;
  color: var(--gray-500);
  margin-top: 4px;
}

.chat-input-area {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
}

.chat-input-area input {
  flex: 1;
  padding: 10px 14px;
  background: var(--ink);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-size: 14px;
}

.chat-input-area input:focus {
  border-color: var(--cyan);
}

.chat-input-area input::placeholder {
  color: var(--gray-500);
}

.chat-send-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--cyan);
  color: var(--ink);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.chat-send-btn:hover {
  background: var(--cyan-dark);
}

.chat-typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
}

.chat-typing-indicator span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gray-500);
  animation: typingBounce 1.4s infinite ease-in-out both;
}

.chat-typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.chat-typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typingBounce {
  0%, 80%, 100% {
    transform: scale(0.6);
    opacity: 0.4;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* ===== HSE CONFIG SECTION ===== */

.config-section {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  margin-bottom: 24px;
  overflow: hidden;
}

.config-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  user-select: none;
}

.config-section-header:hover {
  background: rgba(255, 255, 255, 0.02);
}

.config-section-header h3 {
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.config-section-arrow {
  font-size: 14px;
  transition: transform var(--transition);
  color: var(--gray-500);
}

.config-section.open .config-section-arrow {
  transform: rotate(90deg);
}

.config-section-body {
  padding: 20px;
}

.config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.config-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.config-field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-100);
}

.config-field input,
.config-field select,
.config-field textarea {
  padding: 9px 12px;
  background: var(--ink);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  color: var(--white);
  font-size: 14px;
}

.config-field input:focus,
.config-field select:focus,
.config-field textarea:focus {
  border-color: var(--cyan);
}

.config-field textarea {
  resize: vertical;
  min-height: 80px;
}

.config-field .hint {
  font-size: 12px;
  color: var(--gray-500);
}

.config-actions {
  display: flex;
  gap: 8px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

.config-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.config-toggle input {
  display: none;
}

.config-toggle-slider {
  width: 44px;
  height: 24px;
  background: var(--ink);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  position: relative;
  transition: background var(--transition), border-color var(--transition);
}

.config-toggle-slider::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gray-500);
  transition: transform var(--transition), background var(--transition);
}

.config-toggle input:checked + .config-toggle-slider {
  background: rgba(0, 229, 255, 0.2);
  border-color: var(--cyan);
}

.config-toggle input:checked + .config-toggle-slider::after {
  transform: translateX(20px);
  background: var(--cyan);
}

.config-toggle-label {
  font-size: 13px;
  color: var(--white);
}

/* ===== FILE LIST ===== */

.file-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.file-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-xs);
  transition: background var(--transition);
  cursor: pointer;
}

.file-item:hover {
  background: rgba(255, 255, 255, 0.03);
}

.file-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.file-icon.pdf {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.file-icon.image {
  background: rgba(0, 229, 255, 0.15);
  color: var(--cyan);
}

.file-icon.doc {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.file-icon.sheet {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.file-info {
  flex: 1;
  min-width: 0;
}

.file-name {
  font-size: 14px;
  font-weight: 500;
}

.file-meta {
  font-size: 12px;
  color: var(--gray-500);
  display: flex;
  gap: 8px;
}

.file-actions {
  display: flex;
  gap: 4px;
}

.file-actions button {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--gray-500);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.file-actions button:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.file-upload-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  transition: border-color var(--transition);
  cursor: pointer;
}

.file-upload-zone:hover {
  border-color: var(--cyan);
}

.file-upload-zone .upload-icon {
  font-size: 40px;
  margin-bottom: 12px;
  color: var(--gray-500);
}

.file-upload-zone p {
  font-size: 14px;
  color: var(--gray-500);
}

.file-upload-zone .upload-link {
  color: var(--cyan);
  font-weight: 500;
}

/* ===== EMPTY STATE ===== */

.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--gray-500);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state h4 {
  font-size: 16px;
  color: var(--white);
  margin-bottom: 4px;
}

.empty-state p {
  font-size: 14px;
  max-width: 320px;
  margin: 0 auto 16px;
}

/* ===== LOADING SPINNER ===== */

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner-lg {
  width: 36px;
  height: 36px;
  border-width: 3px;
}

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

.loading-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}

/* ===== TABS ===== */

.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 20px;
}

.tab {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-500);
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
  cursor: pointer;
  background: none;
}

.tab:hover {
  color: var(--white);
}

.tab.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ===== TOOLTIP ===== */

.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 10px;
  background: var(--ink);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  font-size: 12px;
  color: var(--white);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.tooltip:hover::after {
  opacity: 1;
}

/* ===== PROGRESS BAR ===== */

.progress-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}

.progress-bar-fill.cyan {
  background: var(--cyan);
}

.progress-bar-fill.success {
  background: var(--success);
}

.progress-bar-fill.warning {
  background: var(--warning);
}

.progress-bar-fill.danger {
  background: var(--danger);
}

/* ===== ALERT BANNERS ===== */

.alert {
  padding: 12px 16px;
  border-radius: var(--radius-xs);
  font-size: 14px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 16px;
}

.alert-icon {
  font-size: 16px;
  flex-shrink: 0;
  margin-top: 1px;
}

.alert-info {
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.2);
  color: var(--cyan);
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--success);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.2);
  color: var(--warning);
}

.alert-danger {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--danger);
}

/* ===== INFO ROW / DETAIL ===== */

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.info-label {
  font-size: 12px;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.info-value {
  font-size: 14px;
  color: var(--white);
}

/* ===== SEVERITY INDICATORS ===== */

.severity-critical {
  color: var(--danger);
  font-weight: 600;
}

.severity-high {
  color: var(--warning);
  font-weight: 600;
}

.severity-medium {
  color: var(--cyan);
  font-weight: 600;
}

.severity-low {
  color: var(--success);
  font-weight: 600;
}

/* ===== MOBILE MENU ===== */

.mobile-menu-btn {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--white);
  font-size: 20px;
  align-items: center;
  justify-content: center;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 768px) {
  :root {
    --sidebar-width: 0px;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    width: 260px;
    min-width: 260px;
    left: 0;
  }

  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.5);
  }

  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
  }

  .sidebar-overlay.visible {
    display: block;
  }

  .main-content {
    margin-left: 0;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .top-header {
    padding: 0 16px;
  }

  .page-content {
    padding: 16px;
  }

  .header-search input {
    width: 140px;
  }

  .header-search input:focus {
    width: 180px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .stat-card {
    padding: 14px;
  }

  .stat-card-value {
    font-size: 22px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .filters-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .filter-group select,
  .filter-group input {
    width: 100%;
    min-width: 0;
  }

  .chat-container {
    height: 400px;
  }

  .chat-message {
    max-width: 90%;
  }

  .modal-box {
    max-width: 100%;
    margin: 10px;
    max-height: 85vh;
  }

  .notifications-panel {
    width: 300px;
    right: -60px;
  }

  .config-grid {
    grid-template-columns: 1fr;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .table-wrapper {
    font-size: 12px;
  }

  table th,
  table td {
    padding: 8px 10px;
    font-size: 12px;
  }

  .form-row {
    flex-direction: column;
    gap: 0;
  }

  .login-card {
    padding: 24px 20px;
  }
}

/* ===== UTILITY ===== */

.text-cyan { color: var(--cyan); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-gray { color: var(--gray-500); }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-1 { flex: 1; }
.w-full { width: 100%; }
.hidden { display: none; }
.truncate {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.animate-fade-in {
  animation: fadeIn 0.3s ease;
}

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

.animate-slide-up {
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}