:root {
  --primary: #00285d;
  --primary-light: #1a3f7a;
  --primary-lighter: #2a5a9a;
  --primary-gradient: linear-gradient(135deg, #00285d 0%, #1a4a8a 100%);
  --bg: #f0f2f5;
  --card-shadow: 0 2px 12px rgba(0, 40, 93, 0.08);
  --card-hover-shadow: 0 4px 20px rgba(0, 40, 93, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --text-dark: #1a1a2e;
  --text-muted: #6c757d;
  --sidebar-width: 260px;
  --navbar-height: 64px;
}

* {
  box-sizing: border-box;
}

body {
  background-color: var(--bg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-dark);
}

/* Bootstrap Primary Override */
:root {
  --bs-primary: #00285d;
  --bs-primary-rgb: 0, 40, 93;
  --bs-link-color: #00285d;
  --bs-link-hover-color: #1a3f7a;
}

.btn-primary {
  background: var(--primary-gradient) !important;
  border: none !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 40, 93, 0.2);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 40, 93, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline-primary {
  border-color: var(--primary) !important;
  color: var(--primary) !important;
  border-radius: var(--radius-sm) !important;
}

.btn-outline-primary:hover {
  background-color: var(--primary) !important;
  color: #fff !important;
}

/* Sidebar (lenguaje inventario: gradiente navy→azul, glass, acento celeste) */
.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background:
    radial-gradient(220px 220px at 110% -40px, rgba(1, 95, 201, 0.35), transparent 70%),
    linear-gradient(180deg, #16243d 0%, #0b1c36 60%, #0a2c5e 100%);
  color: #fff;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1040;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease;
  box-shadow: 0.5rem 0 1.25rem rgba(22, 36, 61, 0.13);
}

.sidebar .nav-link {
  color: rgba(255, 255, 255, 0.72);
  padding: 0.6rem 1rem;
  border-radius: 12px;
  margin: 0.15rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  text-decoration: none;
  border: 1px solid transparent;
}

.sidebar .nav-link:hover {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.08);
  transform: translateX(2px);
}

.sidebar .nav-link.active {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: inset 3px 0 0 #9ed0ff;
  font-weight: 600;
}

.sidebar .nav-link i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  font-size: 1.05rem;
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.sidebar .nav-link.active i {
  color: #9ed0ff;
  background: rgba(255, 255, 255, 0.16);
}

.sidebar nav .text-uppercase {
  color: rgba(158, 208, 255, 0.75) !important;
  font-weight: 700;
}

.sidebar-brand {
  padding: 1.25rem 1.25rem 1.1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sidebar-brand > i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  font-size: 1.45rem !important;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.sidebar-brand h5 {
  margin: 0;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}

.sidebar-user {
  padding: 0.9rem;
  margin: auto 0.75rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sidebar-user .avatar {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #16243d, #015fc9);
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

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

.sidebar-user-info .name {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
}

.sidebar-user-info .role {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
}

/* Top Navbar */
.top-navbar {
  height: var(--navbar-height);
  background: #fff;
  border-bottom: 1px solid #e9ecef;
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1030;
}

.top-navbar .search-input {
  border-radius: 20px;
  border: 1px solid #e9ecef;
  padding: 0.5rem 1rem 0.5rem 2.5rem;
  font-size: 0.875rem;
  width: 300px;
  max-width: 100%;
  transition: border-color 0.2s;
}

.top-navbar .search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.15rem rgba(0, 40, 93, 0.15);
  outline: none;
}

.notification-btn {
  position: relative;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.25rem;
  padding: 0.5rem;
  border-radius: 50%;
  transition: all 0.2s;
}

.notification-btn:hover {
  background-color: #f0f2f5;
  color: var(--primary);
}

.notification-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  background: #dc3545;
  color: #fff;
  font-size: 0.65rem;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.notification-panel {
  width: 380px;
  max-width: calc(100vw - 2rem);
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(22, 36, 61, 0.1);
  border-radius: 14px;
  box-shadow: 0 0.6rem 1.4rem rgba(22, 36, 61, 0.12);
}

.notification-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
  color: #fff;
  background: linear-gradient(135deg, #16243d 0%, #015fc9 100%);
}

.notification-eyebrow {
  display: block;
  margin-bottom: 0.15rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.notification-hero strong {
  font-size: 0.95rem;
}

.notification-markall {
  flex-shrink: 0;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 10px;
  font-size: 0.75rem;
}

.notification-markall:hover:not(:disabled) {
  color: #fff;
  background: rgba(255, 255, 255, 0.14);
}

.notification-markall:disabled {
  color: rgba(255, 255, 255, 0.55);
  border-color: rgba(255, 255, 255, 0.2);
}

.notification-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid #edf1f6;
  background: #fbfcfe;
}

.notification-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border: 1px solid #dfe8f2;
  border-radius: 999px;
  background: #fff;
  color: #42506b;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.28em 0.7em;
}

.notification-pill.active {
  background: #16243d;
  border-color: #16243d;
  color: #fff;
}

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

.notification-item {
  display: flex;
  gap: 0.5rem;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-bottom: 1px solid #edf1f6;
  border-left: 4px solid transparent;
  padding: 0.65rem 1rem;
}

.notification-item:last-child {
  border-bottom: none;
}

.notification-item:hover {
  background-color: #f0f6ff;
}

.notification-item.unread {
  background-color: #e7f2ff;
}

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

.notification-module {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 6px;
  padding: 0.15em 0.5em;
  margin-bottom: 0.25rem;
}

.notification-title {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.3;
}

.notification-body {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.35;
  margin-top: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.notification-time {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Main Content */
.main-content {
  margin-left: var(--sidebar-width);
  min-height: 100vh;
}

.content-wrapper {
  padding: 1.5rem;
  max-width: 1400px;
}

/* Cards */
.card {
  border: none;
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  background: #fff;
  transition: box-shadow 0.2s ease;
}

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

.card-header {
  background: transparent;
  border-bottom: 1px solid #f0f2f5;
  padding: 1rem 1.25rem;
  font-weight: 600;
}

/* Stats Card */
.stats-card {
  border-radius: var(--radius);
  padding: 1.25rem;
  background: #fff;
  border: none;
  box-shadow: var(--card-shadow);
  transition: all 0.2s ease;
  height: 100%;
}

.stats-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-hover-shadow);
}

.stats-card .stats-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.stats-card .stats-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1;
}

.stats-card .stats-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

/* Status Badges */
.badge-status {
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-open {
  background-color: #d1e7dd;
  color: #0f5132;
}

.badge-pending {
  background-color: #fff3cd;
  color: #664d03;
}

.badge-resolved {
  background-color: #cfe2ff;
  color: #084298;
}

.badge-closed {
  background-color: #e2e3e5;
  color: #41464b;
}

.badge-in-progress {
  background-color: #cff4fc;
  color: #055160;
}

/* Priority Badges */
.badge-priority {
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-low {
  background-color: #e2e3e5;
  color: #41464b;
}

.badge-medium {
  background-color: #cfe2ff;
  color: #084298;
}

.badge-high {
  background-color: #ffecb5;
  color: #664d03;
}

.badge-urgent {
  background-color: #f8d7da;
  color: #842029;
}

/* Tables */
.table-modern {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.table-modern thead {
  background: #f8f9fa;
}

.table-modern thead th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
  padding: 0.875rem 1rem;
  border-bottom: 2px solid #e9ecef;
}

.table-modern tbody tr {
  transition: background-color 0.15s;
  cursor: pointer;
}

.table-modern tbody tr:hover {
  background-color: #f8f9fa;
}

.table-modern tbody td {
  padding: 0.875rem 1rem;
  vertical-align: middle;
  font-size: 0.875rem;
  border-bottom: 1px solid #f0f2f5;
}

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

/* Login/Register Page */
.auth-page {
  min-height: 100vh;
}

.auth-panel-left {
  background: var(--primary-gradient);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 3rem;
  color: #fff;
  text-align: center;
}

.auth-panel-left h2 {
  font-weight: 700;
  font-size: 2rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.auth-panel-left p {
  font-size: 1rem;
  opacity: 0.85;
  max-width: 320px;
}

.auth-panel-right {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.auth-form {
  width: 100%;
  max-width: 400px;
}

.auth-form h3 {
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.25rem;
}

.auth-form .subtitle {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.auth-form .form-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dark);
}

.auth-form .form-control {
  border-radius: var(--radius-sm);
  border: 1px solid #dee2e6;
  padding: 0.625rem 0.875rem;
  font-size: 0.9rem;
}

.auth-form .form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.15rem rgba(0, 40, 93, 0.15);
}

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.page-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0;
}

/* Filter Bar */
.filter-bar {
  background: #fff;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  box-shadow: var(--card-shadow);
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.filter-bar .form-select,
.filter-bar .form-control {
  border-radius: var(--radius-sm);
  border: 1px solid #dee2e6;
  font-size: 0.85rem;
  padding: 0.5rem 0.75rem;
}

/* Botones de la barra de filtros al mismo alto que selects e inputs */
.filter-bar .btn {
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  line-height: 1.5;
}

/* Ticket Detail */
.ticket-header {
  background: #fff;
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--card-shadow);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.ticket-number {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ticket-subject {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0;
}

.ticket-info-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.ticket-info-card h6 {
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #f0f2f5;
}

.ticket-info-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  font-size: 0.875rem;
}

.ticket-info-row .label {
  color: var(--text-muted);
}

.ticket-info-row .value {
  font-weight: 500;
  color: var(--text-dark);
}

/* Comments Timeline */
.comment {
  margin-bottom: 1rem;
}

.comment-agent {
  display: flex;
  justify-content: flex-end;
}

.comment-agent .comment-bubble {
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius) var(--radius) 4px var(--radius);
  padding: 0.875rem 1rem;
  max-width: 70%;
}

.comment-customer {
  display: flex;
  justify-content: flex-start;
}

.comment-customer .comment-bubble {
  background: #f0f2f5;
  color: var(--text-dark);
  border-radius: var(--radius) var(--radius) var(--radius) 4px;
  padding: 0.875rem 1rem;
  max-width: 70%;
}

.comment-internal .comment-bubble {
  background: #fff3cd !important;
  color: var(--text-dark) !important;
  border-left: 4px solid #ffc107;
}

.chat-thread .comment-bubble .comment-text a {
  color: inherit;
  text-decoration: underline;
}

/* Equipo (derecha, azul) hereda blanco; solicitante (izquierda, gris)
   usa texto oscuro; el toggle de correo hereda el color de la burbuja */
.comment-agent .comment-bubble .email-toggle {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.75rem;
  text-decoration: none;
}

.comment-agent .comment-bubble .email-toggle:hover {
  color: #fff;
  text-decoration: underline;
}

.comment-customer .comment-bubble .email-toggle {
  color: var(--primary);
  font-size: 0.75rem;
  text-decoration: none;
}

.comment-customer .comment-bubble .email-toggle:hover {
  text-decoration: underline;
}

.comment-internal .comment-bubble .email-toggle {
  color: var(--text-dark);
}

.chat-legend {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chat-legend::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: baseline;
}

.chat-legend-left::before {
  background: #dee2e6;
  border: 1px solid #adb5bd;
}

.chat-legend-right::before {
  background: var(--primary);
}

/* Dashboard: tarjetas clicables que filtran tickets */
.stats-card-anchor {
  display: block;
  height: 100%;
  color: inherit;
}

.stats-card-anchor:hover {
  color: inherit;
}

.stats-card-link {
  cursor: pointer;
}

.stats-card-link:hover {
  border: 1px solid rgba(0, 40, 93, 0.25);
}

.comment-author {
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  opacity: 0.8;
}

.comment-time {
  font-size: 0.7rem;
  opacity: 0.6;
  margin-top: 0.25rem;
}

.comment-text {
  font-size: 0.875rem;
  line-height: 1.5;
}

/* Comment Form */
.comment-form {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  padding: 1.25rem;
}

/* Pagination */
.pagination-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.pagination-info {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 991.98px) {
  .sidebar {
    transform: translateX(-100%);
  }

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

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

  .content-wrapper {
    padding: 1rem;
  }

  .top-navbar .search-input {
    width: 200px;
  }

  .auth-panel-left {
    display: none;
  }

  .auth-panel-right {
    min-height: 100vh;
  }
}

@media (max-width: 767.98px) {
  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

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

  .comment-bubble {
    max-width: 90% !important;
  }

  .filter-bar {
    flex-direction: column;
  }

  .filter-bar .form-select,
  .filter-bar .form-control {
    width: 100%;
  }
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #f0f2f5;
}

::-webkit-scrollbar-thumb {
  background: #c4c8cc;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a0a4a8;
}

/* Loading Spinner */
.loading-spinner {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
}

/* KB Search */
.kb-search-input {
  border-radius: var(--radius);
  border: 2px solid #e9ecef;
  padding: 0.875rem 1.25rem;
  font-size: 1rem;
  width: 100%;
  transition: border-color 0.2s;
}

.kb-search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.15rem rgba(0, 40, 93, 0.1);
  outline: none;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.empty-state h5 {
  font-weight: 600;
  color: var(--text-dark);
}

/* Sidebar overlay for mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1035;
}

@media (max-width: 991.98px) {
  .sidebar-overlay.show {
    display: block;
  }
}

/* Transition utilities */
.fade-in {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* User avatar circle */
.avatar-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.8rem;
}