/* ==========================================
   MARIANI NAILS - ESTILOS PRINCIPALES
   Sistema de temas claro/oscuro personalizable
   ========================================== */

/* ==========================================
   VARIABLES CSS - TEMA CLARO (Por defecto)
   ========================================== */
:root {
  /* Colores principales personalizables */
  --primary-color: #E91E63;
  --primary-light: #F8BBD0;
  --primary-dark: #C2185B;
  --secondary-color: #9C27B0;
  --secondary-light: #E1BEE7;
  --secondary-dark: #7B1FA2;
  
  /* Colores de fondo */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F9FA;
  --bg-tertiary: #F3F4F6;
  --bg-card: #FFFFFF;
  --bg-hover: #F8F9FA;
  
  /* Colores de texto */
  --text-primary: #212529;
  --text-secondary: #6C757D;
  --text-muted: #ADB5BD;
  --text-inverse: #FFFFFF;
  
  /* Bordes y sombras */
  --border-color: #DEE2E6;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  
  /* Estados */
  --success-color: #28A745;
  --danger-color: #DC3545;
  --warning-color: #FFC107;
  --info-color: #17A2B8;
  
  /* Transiciones */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  
  /* Radios de borde */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
}

/* ==========================================
   VARIABLES CSS - TEMA OSCURO
   ========================================== */
[data-theme="dark"] {
  /* Colores principales (ajustados para tema oscuro) */
  --primary-color: #F48FB1;
  --primary-light: #FCE4EC;
  --primary-dark: #EC407A;
  --secondary-color: #CE93D8;
  --secondary-light: #F3E5F5;
  --secondary-dark: #AB47BC;
  
  /* Colores de fondo */
  --bg-primary: #1A1A1A;
  --bg-secondary: #2D2D2D;
  --bg-tertiary: #3A3A3A;
  --bg-card: #2D2D2D;
  --bg-hover: #3A3A3A;
  
  /* Colores de texto */
  --text-primary: #F8F9FA;
  --text-secondary: #CED4DA;
  --text-muted: #ADB5BD;
  --text-inverse: #212529;
  
  /* Bordes y sombras */
  --border-color: #495057;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  
  /* Estados */
  --success-color: #5CB85C;
  --danger-color: #D9534F;
  --warning-color: #F0AD4E;
  --info-color: #5BC0DE;
}

/* ==========================================
   RESET Y ESTILOS BASE
   ========================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ==========================================
   NAVEGACIÓN
   ========================================== */
.navbar {
  background-color: var(--bg-card) !important;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border-bottom: 1px solid var(--border-color);
}

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

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

.nav-link {
  color: var(--text-primary) !important;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color) !important;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

/* Botón de tema */
.theme-toggle {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: var(--radius-lg);
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle:hover {
  background-color: var(--bg-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ==========================================
   BOTONES
   ========================================== */
.btn {
  border-radius: var(--radius-md);
  padding: 0.625rem 1.5rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  color: var(--text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-primary {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  background-color: transparent;
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: var(--text-inverse);
  transform: translateY(-2px);
}

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

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

/* ==========================================
   TARJETAS (CARDS)
   ========================================== */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

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

.card-title {
  color: var(--text-primary);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.card-text {
  color: var(--text-secondary);
}

/* ==========================================
   FORMULARIOS
   ========================================== */
.form-control,
.form-select {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
  background-color: var(--bg-card);
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(233, 30, 99, 0.25);
  color: var(--text-primary);
}

.form-label {
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

/* ==========================================
   SECCIÓN DE NOTICIAS Y PROMOCIONES
   ========================================== */
.news-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--bg-secondary);
}

.promotion-badge {
  background: linear-gradient(135deg, var(--warning-color), #FF9800);
  color: var(--text-inverse);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-xl);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-md);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.news-card,
.promotion-card {
  margin-bottom: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.promotion-card {
  border: 2px solid var(--warning-color);
  background: linear-gradient(135deg, var(--bg-card), var(--secondary-light));
}

.promotion-card::before {
  content: '⭐';
  position: absolute;
  top: -10px;
  right: -10px;
  font-size: 4rem;
  opacity: 0.1;
  transform: rotate(15deg);
}

.news-image,
.promotion-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
}

.reaction-section {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

.reaction-btn {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.reaction-btn:hover {
  background-color: var(--bg-hover);
  transform: scale(1.05);
  box-shadow: var(--shadow-sm);
}

.reaction-btn.active {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  font-weight: 600;
}

/* ==========================================
   GALERÍA DE TÉCNICAS
   ========================================== */
.technician-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  padding: var(--spacing-xl) 0;
}

.technician-card {
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
}

.technician-card.selected {
  transform: scale(1.05);
}

.technician-card.selected::after {
  content: '✓';
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: var(--success-color);
  color: white;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  box-shadow: var(--shadow-md);
}

.technician-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--primary-color);
  margin: 0 auto var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.technician-card:hover .technician-photo {
  transform: scale(1.1);
  border-color: var(--primary-dark);
}

.technician-name {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.technician-specialty {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-style: italic;
}

/* ==========================================
   LISTA DE CITAS
   ========================================== */
.appointment-card {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--primary-color);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-fast);
}

.appointment-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.appointment-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 3px solid var(--primary-light);
}

.appointment-info {
  flex: 1;
}

.appointment-service {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.appointment-details {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-xs);
}

.appointment-technician {
  color: var(--primary-color);
  font-weight: 600;
}

.appointment-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

/* ==========================================
   MODAL
   ========================================== */
.modal-content {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
  background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
}

.modal-title {
  color: var(--text-primary);
  font-weight: 700;
}

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

.btn-close {
  filter: var(--text-primary);
}

/* ==========================================
   ALERTAS Y NOTIFICACIONES
   ========================================== */
.alert {
  border-radius: var(--radius-md);
  border-left: 4px solid;
  box-shadow: var(--shadow-sm);
}

.alert-success {
  background-color: rgba(40, 167, 69, 0.1);
  border-left-color: var(--success-color);
  color: var(--success-color);
}

.alert-danger {
  background-color: rgba(220, 53, 69, 0.1);
  border-left-color: var(--danger-color);
  color: var(--danger-color);
}

.alert-info {
  background-color: rgba(23, 162, 184, 0.1);
  border-left-color: var(--info-color);
  color: var(--info-color);
}

.alert-warning {
  background-color: rgba(255, 193, 7, 0.1);
  border-left-color: var(--warning-color);
  color: var(--warning-color);
}

/* ==========================================
   LOADER / SPINNER
   ========================================== */
.spinner-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: var(--spacing-xl);
}

.spinner-border {
  color: var(--primary-color);
}

/* ==========================================
   BADGES
   ========================================== */
.badge {
  border-radius: var(--radius-md);
  padding: 0.375rem 0.75rem;
  font-weight: 600;
}

.badge-primary {
  background-color: var(--primary-color);
  color: var(--text-inverse);
}

.badge-success {
  background-color: var(--success-color);
  color: var(--text-inverse);
}

.badge-danger {
  background-color: var(--danger-color);
  color: var(--text-inverse);
}

/* ==========================================
   PANEL DE ADMINISTRACIÓN
   ========================================== */
.admin-sidebar {
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  min-height: calc(100vh - 56px);
  padding: var(--spacing-lg);
}

.admin-nav-item {
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.admin-nav-item:hover {
  background-color: var(--bg-hover);
  transform: translateX(4px);
}

.admin-nav-item.active {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--text-inverse);
  font-weight: 600;
}

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

/* ==========================================
   SELECTOR DE COLOR (Color Picker)
   ========================================== */
.color-picker-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.color-preview {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.color-preview:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

input[type="color"] {
  width: 60px;
  height: 60px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
}

/* ==========================================
   TEMAS PREDEFINIDOS
   ========================================== */
.theme-presets {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.theme-preset-card {
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid var(--border-color);
  text-align: center;
}

.theme-preset-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.theme-preset-card.selected {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.theme-colors-preview {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-bottom: var(--spacing-sm);
}

.theme-color-dot {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: var(--shadow-sm);
}

/* ==========================================
   BOTÓN DE INSTALACIÓN PWA
   ========================================== */
.install-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 600;
}

.install-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.install-btn.hidden {
  display: none;
}

/* ==========================================
   UTILIDADES
   ========================================== */
.text-primary-custom {
  color: var(--primary-color) !important;
}

.bg-primary-custom {
  background-color: var(--primary-color) !important;
}

.hidden {
  display: none !important;
}

.fade-in {
  animation: fadeIn var(--transition-normal);
}

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

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 768px) {
  .technician-gallery {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
  }
  
  .appointment-card {
    flex-direction: column;
    text-align: center;
  }
  
  .appointment-photo {
    margin: 0 auto;
  }
  
  .theme-presets {
    grid-template-columns: 1fr;
  }
  
  .install-btn {
    bottom: 10px;
    right: 10px;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 576px) {
  .navbar-brand {
    font-size: 1.2rem;
  }
  
  .card-body {
    padding: var(--spacing-md);
  }
  
  .news-image,
  .promotion-image {
    height: 200px;
  }
}

/* ==========================================
   SCROLL SUAVE
   ========================================== */
html {
  scroll-behavior: smooth;
}

/* ==========================================
   SCROLLBAR PERSONALIZADA
   ========================================== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* ==========================================
   ANIMACIONES ADICIONALES
   ========================================== */
@keyframes slideInFromRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInFromLeft {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.slide-in-right {
  animation: slideInFromRight 0.5s ease;
}

.slide-in-left {
  animation: slideInFromLeft 0.5s ease;
}