/*
 * GUITA EN MANO - SISTEMA DE DISEÑO MODERNO
 * Restyling completo para gem_micuenta
 * Base: Diseño profesional y moderno
 * Autor: GEM 2025 System
 * Fecha: 2025-09-24
 */

/* ==================== FONTS ==================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100;200;300;400;500;600;700;800;900&family=Poppins:wght@100;200;300;400;500;600;700;800;900&display=swap');

/* ==================== VARIABLES DE DISEÑO ==================== */
:root {
  /* TIPOGRAFÍAS MODERNAS */
  --font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-display: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  
  /* PALETA DE COLORES - GUITA EN MANO */
  --color-brand-primary: #2563eb;        /* Azul moderno profesional */
  --color-brand-secondary: #7c3aed;      /* Violeta elegante */
  --color-brand-accent: #10b981;         /* Verde éxito/dinero */
  --color-brand-warning: #f59e0b;        /* Amarillo advertencia */
  --color-brand-danger: #ef4444;         /* Rojo peligro */
  
  /* GRADIENTES MODERNOS */
  --gradient-primary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --gradient-dark: linear-gradient(135deg, #1f2937 0%, #111827 100%);
  --gradient-light: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  
  /* COLORES NEUTROS MODERNOS */
  --color-white: #ffffff;
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;
  
  /* ESPACIADO CONSISTENTE */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 1rem;      /* 16px */
  --spacing-lg: 1.5rem;    /* 24px */
  --spacing-xl: 2rem;      /* 32px */
  --spacing-2xl: 3rem;     /* 48px */
  --spacing-3xl: 4rem;     /* 64px */
  
  /* BORDES Y SOMBRAS */
  --border-radius-sm: 0.375rem;  /* 6px */
  --border-radius-md: 0.5rem;    /* 8px */
  --border-radius-lg: 0.75rem;   /* 12px */
  --border-radius-xl: 1rem;      /* 16px */
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* TRANSICIONES SUAVES */
  --transition-fast: all 0.15s ease-in-out;
  --transition-normal: all 0.3s ease-in-out;
  --transition-slow: all 0.5s ease-in-out;
}

/* ==================== RESET Y BASE ==================== */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-gray-800);
  background: var(--gradient-light);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#layout {
  padding: 0 !important;
  background: var(--gradient-light);
  min-height: 100vh;
}

/* ==================== TIPOGRAFÍA MODERNA ==================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-900);
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 2rem; font-weight: 600; }
h3 { font-size: 1.5rem; font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 500; }
h5 { font-size: 1rem; font-weight: 500; }
h6 { font-size: 0.875rem; font-weight: 500; }

.text-brand {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* ==================== BOTONES MODERNOS ==================== */
.btn {
  font-family: var(--font-primary);
  font-weight: 500;
  font-size: 0.875rem;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

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

/* Botón Principal - Guita en Mano */
.btn-primary, .btn-primario {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover, .btn-primario:hover {
  box-shadow: var(--shadow-lg);
  filter: brightness(1.1);
}

/* Botón Éxito/Dinero */
.btn-success, .btn-destacado {
  background: var(--gradient-success);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-success:hover, .btn-destacado:hover {
  box-shadow: var(--shadow-lg);
  filter: brightness(1.1);
}

/* Botón Secundario */
.btn-secondary {
  background: var(--color-gray-600);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
  background: var(--color-gray-700);
}

/* Botón Outline */
.btn-outline-primary {
  background: transparent;
  color: var(--color-brand-primary);
  border: 2px solid var(--color-brand-primary);
}

.btn-outline-primary:hover {
  background: var(--color-brand-primary);
  color: var(--color-white);
}

/* ==================== TARJETAS MODERNAS ==================== */
.card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
  transition: var(--transition-normal);
  overflow: hidden;
}

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

.card-header {
  background: var(--gradient-light);
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-gray-200);
}

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

.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-sm);
}

/* ==================== FORMULARIOS MODERNOS ==================== */
.form-control, input[type="text"], input[type="email"], input[type="password"], 
input[type="number"], select, textarea {
  font-family: var(--font-primary);
  font-size: 0.875rem;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  background: var(--color-white);
  color: var(--color-gray-800);
  transition: var(--transition-fast);
  width: 100%;
}

.form-control:focus, input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-brand-primary);
  box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.form-label {
  font-weight: 500;
  color: var(--color-gray-700);
  margin-bottom: var(--spacing-xs);
  display: block;
}

/* ==================== NAVEGACIÓN MODERNA ==================== */
.navbar, .main-header {
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  border-bottom: 1px solid var(--color-gray-200);
}

.navbar-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ==================== SIDEBAR MODERNO ==================== */
.main-sidebar {
  background: var(--gradient-dark) !important;
  box-shadow: var(--shadow-lg);
}

.sidebar-menu li a {
  color: var(--color-gray-300) !important;
  transition: var(--transition-fast) !important;
  border-radius: var(--border-radius-md) !important;
  margin: var(--spacing-xs) var(--spacing-sm) !important;
}

.sidebar-menu li a:hover {
  background: rgba(255, 255, 255, 0.1) !important;
  color: var(--color-white) !important;
  transform: translateX(4px) !important;
}

.sidebar-menu li.active > a {
  background: var(--gradient-primary) !important;
  color: var(--color-white) !important;
  box-shadow: var(--shadow-md) !important;
}

/* ==================== TABLAS MODERNAS ==================== */
.table {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.table thead th {
  background: var(--gradient-light);
  font-weight: 600;
  color: var(--color-gray-800);
  border-bottom: 2px solid var(--color-gray-200);
  padding: var(--spacing-md);
}

.table tbody tr:hover {
  background: var(--color-gray-50);
}

.table tbody td {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-gray-200);
}

/* ==================== ALERTS MODERNOS ==================== */
.alert {
  border-radius: var(--border-radius-lg);
  border: none;
  padding: var(--spacing-md) var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.alert-success {
  background: linear-gradient(135deg, #10b981, #059669);
  color: var(--color-white);
}

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

.alert-warning {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: var(--color-white);
}

.alert-danger {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: var(--color-white);
}

/* ==================== MODALES MODERNOS ==================== */
.modal-content {
  border-radius: var(--border-radius-xl);
  border: none;
  box-shadow: var(--shadow-xl);
}

.modal-header {
  background: var(--gradient-light);
  border-bottom: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
}

.modal-title {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-gray-900);
}

/* ==================== BADGES MODERNOS ==================== */
.badge {
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-md);
  font-size: 0.75rem;
}

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

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

/* ==================== ICONOS MODERNOS ==================== */
.fa, .fas, .far, .fab {
  font-size: inherit;
  vertical-align: baseline;
}

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

/* ==================== ANIMACIONES SUAVES ==================== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

.fade-in {
  animation: fadeIn 0.5s ease-out;
}

.slide-in {
  animation: slideIn 0.3s ease-out;
}

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

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

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

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

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

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 1rem;
    --spacing-xl: 1.5rem;
  }
  
  .card-body {
    padding: var(--spacing-md);
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.25rem; }
}

/* ==================== DARK MODE SUPPORT ==================== */
@media (prefers-color-scheme: dark) {
  :root {
    --color-gray-50: #0f172a;
    --color-gray-100: #1e293b;
    --color-gray-200: #334155;
  }
}

/* ==================== PRINT STYLES ==================== */
@media print {
  body {
    background: white !important;
  }
  
  .btn, .modal, .sidebar {
    display: none !important;
  }
}