/*
 * Premium Styles - Sistema de Diseño Global
 * Aplicación: SaludMarket
 * Colores: Sky Blue, Purple, Emerald
 */

/* ============================================
   VARIABLES Y COLORES
   ============================================ */
:root {
  /* Colores principales */
  --color-primary: #0EA5E9;
  --color-primary-dark: #0284C7;
  --color-primary-light: #E0F2FE;

  --color-secondary: #8B5CF6;
  --color-secondary-dark: #7C3AED;
  --color-secondary-light: #F5F3FF;

  --color-accent: #10B981;
  --color-accent-dark: #059669;
  --color-accent-light: #ECFDF5;

  /* Gradientes */
  --gradient-primary: linear-gradient(135deg, #0EA5E9 0%, #0284C7 100%);
  --gradient-secondary: linear-gradient(135deg, #8B5CF6 0%, #7C3AED 100%);
  --gradient-accent: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --gradient-mixed: linear-gradient(135deg, #0EA5E9 0%, #8B5CF6 100%);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
  --shadow-md: 0 10px 40px rgba(0,0,0,0.08);
  --shadow-lg: 0 15px 50px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);

  /* Border radius */
  --radius-sm: 0.75rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
}

/* ============================================
   PREMIUM CARDS
   ============================================ */
.premium-card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.premium-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.premium-card-sm {
  padding: var(--spacing-md);
}

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

/* Variantes de color para cards */
.card-primary {
  border-color: var(--color-primary-light);
  background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 100%);
}

.card-secondary {
  border-color: var(--color-secondary-light);
  background: linear-gradient(135deg, #F5F3FF 0%, #EDE9FE 100%);
}

.card-accent {
  border-color: var(--color-accent-light);
  background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%);
}

.card-white {
  background: white;
  border-color: #f0f0f0;
}

/* ============================================
   ICONOS CON GRADIENTE
   ============================================ */
.icon-box {
  width: 70px;
  height: 70px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  position: relative;
  overflow: hidden;
}

.icon-box-sm {
  width: 50px;
  height: 50px;
  border-radius: 12px;
}

.icon-box-lg {
  width: 90px;
  height: 90px;
  border-radius: 25px;
}

/* Animación shimmer para iconos */
.icon-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0%, 100% { transform: translate(-50%, -50%) rotate(0deg); }
  50% { transform: translate(-10%, -10%) rotate(180deg); }
}

/* Variantes de color para iconos */
.icon-primary {
  background: var(--gradient-primary);
  box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3);
}

.icon-secondary {
  background: var(--gradient-secondary);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.3);
}

.icon-accent {
  background: var(--gradient-accent);
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}

.icon-mixed {
  background: var(--gradient-mixed);
  box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

/* ============================================
   BOTONES PREMIUM
   ============================================ */
.btn-premium {
  border: none;
  border-radius: var(--radius-sm);
  padding: 1rem 2rem;
  font-weight: 600;
  font-size: 1.05rem;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

/* Efecto de brillo en hover */
.btn-premium::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.5s;
}

.btn-premium:hover::before {
  left: 100%;
}

.btn-premium:hover {
  transform: translateY(-2px);
}

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

.btn-primary-gradient:hover {
  box-shadow: 0 10px 25px rgba(14, 165, 233, 0.4);
  color: white;
}

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

.btn-secondary-gradient:hover {
  box-shadow: 0 10px 25px rgba(139, 92, 246, 0.4);
  color: white;
}

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

.btn-accent-gradient:hover {
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
  color: white;
}

/* ============================================
   FEATURE LISTS (Listas con checkmarks)
   ============================================ */
.feature-list {
  list-style: none;
  padding: 0;
  margin: var(--spacing-md) 0;
}

.feature-list li {
  padding: 0.75rem 0;
  display: flex;
  align-items: start;
  gap: 0.75rem;
}

.feature-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-icon-primary {
  background: var(--gradient-primary);
}

.feature-icon-secondary {
  background: var(--gradient-secondary);
}

.feature-icon-accent {
  background: var(--gradient-accent);
}

/* ============================================
   BADGES Y TAGS
   ============================================ */
.badge-premium {
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.badge-primary-soft {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.badge-secondary-soft {
  background: var(--color-secondary-light);
  color: var(--color-secondary-dark);
}

.badge-accent-soft {
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
}

.badge-gradient-primary {
  background: var(--gradient-primary);
  color: white;
}

.badge-gradient-secondary {
  background: var(--gradient-secondary);
  color: white;
}

.badge-gradient-accent {
  background: var(--gradient-accent);
  color: white;
}

/* ============================================
   INFO BOXES Y ALERTS
   ============================================ */
.info-box {
  background: rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  margin-top: var(--spacing-md);
  border: 1px solid rgba(0,0,0,0.05);
}

.alert-premium {
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  border: none;
  display: flex;
  align-items: start;
  gap: var(--spacing-sm);
}

.alert-primary-soft {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.alert-secondary-soft {
  background: var(--color-secondary-light);
  color: var(--color-secondary-dark);
}

.alert-accent-soft {
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
}

/* ============================================
   INPUTS Y FORMS
   ============================================ */
.form-control-premium {
  border-radius: var(--radius-sm);
  border: 2px solid #e5e7eb;
  padding: 0.875rem 1.25rem;
  font-size: 1rem;
  transition: all 0.3s;
}

.form-control-premium:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 0.25rem rgba(14, 165, 233, 0.15);
  transform: scale(1.01);
}

.form-control-premium-lg {
  padding: 1rem 1.5rem;
  font-size: 1.1rem;
}

.form-label-premium {
  font-weight: 600;
  color: #495057;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ============================================
   STAT CARDS (Para dashboards)
   ============================================ */
.stat-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  border-left: 4px solid transparent;
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(5px);
}

.stat-card-primary {
  border-left-color: var(--color-primary);
}

.stat-card-secondary {
  border-left-color: var(--color-secondary);
}

.stat-card-accent {
  border-left-color: var(--color-accent);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: #6c757d;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   GRADIENTES DE TEXTO
   ============================================ */
.text-gradient-primary {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-secondary {
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-accent {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   HEADERS Y TÍTULOS
   ============================================ */
.page-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.page-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.page-subtitle {
  color: #6c757d;
  font-size: 1.1rem;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   TABS PREMIUM
   ============================================ */
.nav-tabs-premium {
  border-bottom: 2px solid #e5e7eb;
  gap: 1rem;
}

.nav-tabs-premium .nav-link {
  border: none;
  border-bottom: 3px solid transparent;
  color: #6c757d;
  font-weight: 600;
  padding: 1rem 1.5rem;
  transition: all 0.3s;
}

.nav-tabs-premium .nav-link:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary-light);
}

.nav-tabs-premium .nav-link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ============================================
   LOADING Y SPINNERS
   ============================================ */
.spinner-premium {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(14, 165, 233, 0.1);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 991px) {
  .page-title {
    font-size: 2rem;
  }

  .icon-box {
    width: 60px;
    height: 60px;
  }

  .stat-value {
    font-size: 2rem;
  }
}

@media (max-width: 767px) {
  .page-title {
    font-size: 1.75rem;
  }

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

  .btn-premium {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }
}

/* ============================================
   UTILIDADES
   ============================================ */
.hover-scale:hover {
  transform: scale(1.05);
}

.hover-lift:hover {
  transform: translateY(-5px);
}

.transition-smooth {
  transition: all 0.3s ease;
}

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

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

.bg-gradient-primary {
  background: var(--gradient-primary);
}

.bg-gradient-secondary {
  background: var(--gradient-secondary);
}

.bg-gradient-accent {
  background: var(--gradient-accent);
}

.bg-gradient-mixed {
  background: var(--gradient-mixed);
}