/* =============================================
   ESTILO GENERAL - CRM PROFESIONAL OSCURO
   ============================================= */

:root {
  /* Colores principales */
  --primary-color: #D6175E;
  --primary-dark: #B3134E;
  --primary-light: #E84C82;
  
  /* Colores de fondo */
  --bg-primary: #0f172a;
  --bg-secondary: #1a2332;
  --bg-tertiary: #262f3d;
  
  /* Colores de texto */
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  
  /* Colores de estado */
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --purple: #2563eb;
  --purple-dark: #1d4ed8;
  --purple-light: #3b82f6;
  
  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  
  /* Sombras sutiles */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 2px 4px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 4px 8px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 8px 16px rgba(0, 0, 0, 0.35);
  --inset-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.4);
  
  /* Transiciones */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;

  /* Card */
  --card-bg: rgba(30, 41, 59, 0.8);
}

[data-theme="light"] {
  --bg-primary: #F0EBE1;
  --bg-secondary: #F0EBE1;
  --bg-tertiary: #e2e8f0;
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --card-bg: rgba(255, 255, 255, 0.95);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 4px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 8px 16px rgba(0, 0, 0, 0.12);
  --inset-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.06);
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-weight: 400;
  letter-spacing: 0.3px;
}

main {
  min-height: 100vh;
}

a {
  color: var(--primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-color);
}

/* =============================================
   TIPOGRAFÍA
   ============================================= */

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.5px;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 2rem;
  line-height: 1.2;
}

h2 {
  font-size: 1.5rem;
  line-height: 1.3;
}

h3 {
  font-size: 1.25rem;
  line-height: 1.4;
}

h4 {
  font-size: 1.125rem;
}

h5, h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
}

/* =============================================
   NAVBAR / HEADER
   ============================================= */

header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--bg-tertiary);
  padding: var(--spacing-md) var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-light);
  transition: color var(--transition-fast);
}

.navbar-brand:hover {
  color: var(--primary-color);
}

.navbar-menu {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
}

.navbar-item {
  position: relative;
}

.navbar-link {
  color: var(--text-secondary);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.navbar-link:hover,
.navbar-link.active {
  background-color: var(--bg-tertiary);
  color: var(--primary-color);
}

/* =============================================
   FORMULARIOS
   ============================================= */

form {
  max-width: none;
  width: 100%;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.95rem;
}

input, textarea, select {
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  border: 1px solid var(--bg-tertiary);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: all var(--transition-fast);
}

select {
  background-color: var(--bg-tertiary);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: rgba(214, 23, 94, 0.6);
  background-color: rgba(214, 23, 94, 0.03);
  box-shadow: 0 0 0 3px rgba(214, 23, 94, 0.15);
}

input::placeholder {
  color: var(--text-muted);
}

/* Date picker indicator (calendar icon) */
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(1);
  cursor: pointer;
  opacity: 0.8;
}

[data-theme="light"] input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0);
}

[data-theme="light"] .card {
  background: var(--card-bg) !important;
  color: var(--text-primary) !important;
}

[data-theme="light"] .card .card-header {
  color: var(--text-primary) !important;
}

[data-theme="light"] [style*="color: white"]:where(:not(button):not([class*="btn"]):not([id="themeToggle"])) {
  color: var(--text-primary) !important;
}

[data-theme="light"] [style*="color: #e2e8f0"] {
  color: var(--text-primary) !important;
}

[data-theme="light"] #btnGenerarPDF,
[data-theme="light"] #btnGenerarPDF * {
  color: rgb(214, 23, 94) !important;
}

[data-theme="light"] .informes-list-item {
  background-color: #ffffff !important;
}

[data-theme="light"] .informe-date {
  color: var(--text-primary) !important;
}

[data-theme="light"] .editor-conclusiones {
  background-color: var(--bg-tertiary) !important;
}

[data-theme="light"] input, 
[data-theme="light"] textarea, 
[data-theme="light"] select {
  background-color: #F0EBE1 !important;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

/* =============================================
   BOTONES
   ============================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  gap: var(--spacing-sm);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Variantes de botones */
.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--bg-tertiary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: rgba(99, 102, 241, 0.1);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

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

.btn-danger:hover:not(:disabled) {
  background-color: #dc2626;
  box-shadow: var(--shadow-md);
}

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

.btn-success:hover:not(:disabled) {
  background-color: #059669;
  box-shadow: var(--shadow-md);
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: 0.875rem;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
}

.btn-block {
  width: 100%;
}

/* =============================================
   CONTENEDOR Y LAYOUT
   ============================================= */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.container-fluid {
  padding: 0 var(--spacing-lg);
}

.card {
  background: var(--card-bg);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--inset-shadow), var(--shadow-sm);
  transition: all var(--transition-fast);
}

.card:hover {
  border-color: rgba(99, 102, 241, 0.2);
  box-shadow: var(--inset-shadow), var(--shadow-md);
}

.card-header {
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
  margin: -var(--spacing-lg) -var(--spacing-lg) var(--spacing-lg);
  padding: var(--spacing-lg);
  background-color: rgba(214, 23, 94, 0.05);
}

.card-title {
  margin: 0;
  margin-bottom: var(--spacing-md);
  font-size: 1.125rem;
  font-weight: 500;
}

.card-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  margin: var(--spacing-lg) -var(--spacing-lg) -var(--spacing-lg);
  padding: var(--spacing-lg);
  background-color: rgba(99, 102, 241, 0.05);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* =============================================
   GRID Y FLEXBOX
   ============================================= */

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

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

.flex-col {
  flex-direction: column;
}

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* =============================================
   TABLA
   ============================================= */

table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

thead {
  background-color: var(--bg-tertiary);
  border-bottom: 2px solid var(--primary-color);
}

[data-theme="light"] thead {
  background-color: transparent;
}

th {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
}

td {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--bg-tertiary);
  color: var(--text-secondary);
}

tbody tr {
  transition: all var(--transition-fast);
}

tbody tr:hover {
  background-color: var(--bg-tertiary);
}

/* =============================================
   ALERTAS Y MENSAJES
   ============================================= */

.alert {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  border-left: 4px solid transparent;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.alert-danger {
  background-color: rgba(239, 68, 68, 0.1);
  border-left-color: var(--danger);
  color: var(--danger);
}

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

.alert-info {
  background-color: rgba(59, 130, 246, 0.1);
  border-left-color: var(--info);
  color: var(--info);
}

.close-btn {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  font-size: 1.25rem;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.close-btn:hover {
  opacity: 1;
}

/* =============================================
   BADGE Y ETIQUETAS
   ============================================= */

.badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-primary {
  background-color: rgba(99, 102, 241, 0.15);
  color: var(--primary-light);
}

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

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

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

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

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  animation: fadeIn var(--transition-normal);
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 90%;
  width: 500px;
  animation: slideIn var(--transition-normal);
}

.modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--bg-tertiary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-body {
  padding: var(--spacing-lg);
}

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--bg-tertiary);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

/* =============================================
   ANIMACIONES
   ============================================= */

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

@keyframes slideIn {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.spinner {
  display: inline-block;
  border: 4px solid rgba(214, 23, 94, 0.1);
  border-top-color: rgba(214, 23, 94, 1);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 0.8s linear infinite;
}

/* =============================================
   UTILIDADES
   ============================================= */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.text-primary { color: var(--primary-color); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-muted { color: var(--text-muted); }

.font-bold { font-weight: 600; }
.font-semibold { font-weight: 500; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-none { display: none; }

.hidden { visibility: hidden; }
.invisible { opacity: 0; }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }

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

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

/* =============================================
   LAYOUT DEL PANEL - NAVBAR Y SIDEBAR ELEGANTE
   ============================================= */

.app-container {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  padding-top: 70px;
}

/* Navbar superior refinado */
.navbar {
  background-color: var(--bg-secondary);
  border-bottom: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  padding: 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  height: 70px;
  display: flex;
  align-items: center;
  width: 100vw;
  max-width: none;
  margin: 0;
  flex-shrink: 0;
}

.navbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0 var(--spacing-xl);
  height: 100%;
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: white;
  letter-spacing: -0.3px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  padding: 0.5rem 0;
}

.logo:hover {
  cursor: default;
}

.user-info {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
}

.btn-logout {
  padding: 8px 14px;
  background-color: var(--purple);
  color: white;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.8rem;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-logout:hover {
  background-color: var(--purple-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* Contenedor principal con sidebar */
.main-container {
  display: flex;
  flex: 1;
  overflow: hidden;
  margin-top: 0;
  width: auto;
  gap: 0;
}

/* Sidebar elegante y fino */
.sidebar {
  width: 270px;
  background-color: var(--bg-secondary);
  border-right: 1px solid rgba(148, 163, 184, 0.1);
  box-shadow: 2px 0 6px -2px rgba(0, 0, 0, 0.15);
  overflow-y: auto;
  flex-shrink: 0;
  position: sticky;
  top: 70px;
  align-self: flex-start;
  height: calc(100vh - 70px);
  margin-top: 0;
}

.sidebar-content {
  padding: var(--spacing-lg) 0;
  padding-bottom: 80px;
}

.menu-section {
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.05);
}

.menu-section:last-child {
  border-bottom: none;
}

.menu-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-muted);
  padding: 8px var(--spacing-lg);
  margin: 0;
}

.menu-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-item {
  padding: 0;
}

.menu-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px var(--spacing-lg);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
  font-size: 0.85rem;
  font-weight: 400;
}

.menu-link:hover:not(.disabled) {
  background-color: rgba(214, 23, 94, 0.08);
  color: #D6175E;
  padding-left: calc(var(--spacing-lg) + 3px);
  border-left: 3px solid #D6175E;
}

.menu-link.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.menu-icon {
  font-size: 1rem;
  width: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.menu-text {
  flex: 1;
}

/* Dropdown menu */
.dropdown-toggle {
  cursor: pointer;
}

.dropdown-toggle.active .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-arrow {
  font-size: 0.6rem;
  transition: transform var(--transition-fast);
  margin-left: auto;
}

.dropdown-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  background-color: rgba(0, 0, 0, 0.15);
  animation: slideDown var(--transition-normal);
}

@keyframes slideDown {
  from {
    opacity: 0;
    max-height: 0;
  }
  to {
    opacity: 1;
    max-height: 500px;
  }
}

.submenu-item .menu-link {
  padding-left: calc(var(--spacing-lg) + 20px);
  font-size: 0.8rem;
}

.submenu-item .menu-link:hover {
  padding-left: calc(var(--spacing-lg) + 23px);
  background-color: rgba(214, 23, 94, 0.08);
  color: #D6175E;
  border-left: 3px solid #D6175E;
}

/* ─ SIDEBAR COLLAPSE ANIMATION (DESKTOP ONLY) ─ */
.sidebar.collapsed-desktop {
  width: 0;
  border-right: none;
  overflow: hidden;
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-container.sidebar-collapsed {
  transition: gap 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Contenido principal */
.content {
  flex: 1;
  overflow: hidden;
  padding: var(--spacing-xl);
  padding-bottom: calc(var(--spacing-xl) + 4rem);
  background-color: var(--bg-primary);
  margin-top: 0;
  transition: flex 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  min-width: 0;
  max-width: 100%;
}

.content > .card:first-child {
  margin-top: 0;
}

/* Scrollbars personalizadas sutiles */
.sidebar::-webkit-scrollbar,
.content::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track,
.content::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar::-webkit-scrollbar-thumb,
.content::-webkit-scrollbar-thumb {
  background: rgba(214, 23, 94, 0.3);
  border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover,
.content::-webkit-scrollbar-thumb:hover {
  background: rgba(214, 23, 94, 0.6);
}

/* Alert mejorado */
.alert {
  position: relative;
  animation: slideDown var(--transition-normal);
}

.alert-close {
  position: absolute;
  right: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: inherit;
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.alert-close:hover {
  opacity: 1;
}

/* =============================================
   LOGO
   ============================================= */

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.logo:hover {
  transform: scale(1.02);
}

.logo-img {
  height: 55px;
  width: auto;
  max-width: 280px;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--bg-tertiary);
  padding: var(--spacing-lg) var(--spacing-xl);
  flex-shrink: 0;
  position: relative;
  z-index: 1000;
  box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.15);
  min-height: 60px;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  letter-spacing: 0.3px;
}

.footer-content p {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

/* Símbolo de registro (®) estilo */
.footer-content sup {
  font-size: 0.7em;
  margin-left: 2px;
}

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

@media (max-width: 768px) {
  :root {
    font-size: 14px;
  }

  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
  h3 { font-size: 1.125rem; }

  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }

  .main-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--bg-tertiary);
    overflow-y: auto;
  }

  .content {
    padding: var(--spacing-md);
  }

  .navbar-content {
    padding: var(--spacing-md);
  }

  .user-info {
    font-size: 0.85rem;
  }

  .btn-logout {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
  }

  .modal-content {
    width: 95%;
    max-width: 100%;
  }

  table {
    font-size: 0.875rem;
  }

  th, td {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  /* ── Informes: grids de KPI ── */
  .informe-kpi-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .informe-kpi-grid-5 {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  /* ── Informes: selector fechas y opciones ── */
  .informe-filtros {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.75rem !important;
  }

  .informe-filtros > * {
    width: 100% !important;
  }

  /* ── Informes: layout 2 columnas → 1 columna ── */
  .informe-2col {
    grid-template-columns: 1fr !important;
  }

  /* ── Informes: span nulos en 1 col ── */
  .informe-2col > [style*="grid-column: span"] {
    grid-column: span 1 !important;
  }

  /* ── Informes: barra tabs + PDF ── */
  .informe-tabs-bar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.75rem !important;
  }

  .informe-tabs-bar #btnGenerarPDF {
    align-self: flex-start !important;
  }

  /* ── Informes: tabs de navegación - SOLO DESKTOP, NO MOBILE ── */
  /* (Los tabs de mobile se manejan en mobile.css) */

  /* ── Informes: tabla top páginas (tabla + gráfica van uno debajo del otro) ── */
  .seo-pages-layout {
    grid-template-columns: 1fr !important;
  }

  /* ── GBP / GBP maps layouts (3-col → 1 col) ── */
  .gbp-search-layout,
  .gbp-maps-layout {
    grid-template-columns: 1fr !important;
  }

  /* GBP: quitar bordes separadores en mobile ── */
  .gbp-search-layout > div[style*="border-right"],
  .gbp-maps-layout > div[style*="border-right"] {
    border-right: none !important;
    padding-right: 0 !important;
    border-bottom: 1px solid rgba(255,255,255,0.07) !important;
    padding-bottom: 1.25rem !important;
  }

  /* ── Campañas Gads: tabla scroll horizontal ── */
  .gads-campanas-wrap {
    overflow-x: auto;
  }
}

@media (max-width: 480px) {
  .app-container {
    height: auto;
  }

  .main-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--bg-tertiary);
  }

  .content {
    padding: var(--spacing-md);
  }

  .navbar-content {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .logo {
    font-size: 1.25rem;
  }

  .user-info {
    display: none;
  }

  .menu-section {
    padding: var(--spacing-sm) 0;
  }

  .menu-link {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.85rem;
  }

  .menu-icon {
    width: 20px;
  }

  .btn {
    width: 100%;
  }

  .modal-content {
    width: 100%;
    border-radius: 0;
  }

  /* ── Informes: KPI a 1 columna en móvil muy pequeño ── */
  .informe-kpi-grid,
  .informe-kpi-grid-5 {
    grid-template-columns: 1fr !important;
  }

  /* ── Informes: tabs en scroll horizontal ── */
  .informe-tabs {
    overflow-x: auto;
    flex-wrap: nowrap !important;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
  }

  .informe-tabs button {
    white-space: nowrap;
    font-size: 0.72rem !important;
    padding: 0.35rem 0.5rem !important;
    flex-shrink: 0;
  }
}