/**
 * ASTRACK CRM - Professional Styles
 * Sistema de diseño profesional y responsive
 * Versión: 2.0
 */

/* ========== VARIABLES DE DISEÑO ========== */
:root {
  /* Colores Primarios */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  
  /* Colores Secundarios */
  --secondary-500: #7c3aed;
  --secondary-600: #6d28d9;
  
  /* Colores de Estado */
  --success-50: #f0fdf4;
  --success-500: #10b981;
  --success-600: #059669;
  --success-700: #047857;
  
  --warning-50: #fffbeb;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  
  --danger-50: #fef2f2;
  --danger-500: #ef4444;
  --danger-600: #dc2626;
  
  --info-500: #3b82f6;
  
  /* Escala de Grises */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Sombras */
  --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --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);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Tipografía */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  
  /* Tamaños de Fuente */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  
  /* Espaciado (Sistema de 4px) */
  --spacing-0: 0;
  --spacing-1: 0.25rem;    /* 4px */
  --spacing-2: 0.5rem;     /* 8px */
  --spacing-3: 0.75rem;    /* 12px */
  --spacing-4: 1rem;       /* 16px */
  --spacing-5: 1.25rem;    /* 20px */
  --spacing-6: 1.5rem;     /* 24px */
  --spacing-8: 2rem;       /* 32px */
  --spacing-10: 2.5rem;    /* 40px */
  --spacing-12: 3rem;      /* 48px */
  --spacing-16: 4rem;      /* 64px */
  --spacing-20: 5rem;      /* 80px */
  
  /* Bordes */
  --radius-sm: 0.25rem;    /* 4px */
  --radius-md: 0.375rem;   /* 6px */
  --radius-lg: 0.5rem;     /* 8px */
  --radius-xl: 0.75rem;    /* 12px */
  --radius-2xl: 1rem;      /* 16px */
  --radius-full: 9999px;
  
  /* Transiciones */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-notification: 9999;
}

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--gray-900);
  background-color: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== SISTEMA DE NOTIFICACIONES TOAST ========== */
.notification-container {
  position: fixed;
  top: var(--spacing-5);
  right: var(--spacing-5);
  z-index: var(--z-notification);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  max-width: 420px;
  pointer-events: none;
}

.notification {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-4);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  min-width: 320px;
  border-left: 4px solid;
  pointer-events: all;
  transition: all var(--transition-base);
}

.notification-success { 
  border-left-color: var(--success-500);
  background: linear-gradient(to right, var(--success-50) 0%, white 8%);
}

.notification-error { 
  border-left-color: var(--danger-500);
  background: linear-gradient(to right, var(--danger-50) 0%, white 8%);
}

.notification-warning { 
  border-left-color: var(--warning-500);
  background: linear-gradient(to right, var(--warning-50) 0%, white 8%);
}

.notification-info { 
  border-left-color: var(--primary-500);
  background: linear-gradient(to right, var(--primary-50) 0%, white 8%);
}

.notification-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

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

.notification-message {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--gray-900);
  line-height: 1.5;
  word-wrap: break-word;
}

.notification-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-1);
  color: var(--gray-400);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.notification-close:hover {
  color: var(--gray-700);
  background: var(--gray-100);
}

.notification-close:active {
  transform: scale(0.95);
}

/* ========== ANIMACIONES DE NOTIFICACIONES ========== */
@keyframes slideIn {
  from {
    transform: translateX(calc(100% + var(--spacing-5)));
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOut {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(calc(100% + var(--spacing-5)));
    opacity: 0;
  }
}

.slide-in {
  animation: slideIn var(--transition-base) ease-out;
}

.slide-out {
  animation: slideOut var(--transition-base) ease-in;
}

/* ========== BADGE DE RECORDATORIOS ========== */
.reminder-badge {
  position: fixed;
  bottom: var(--spacing-5);
  right: var(--spacing-5);
  z-index: var(--z-fixed);
}

.reminder-badge.hidden {
  display: none;
}

.reminder-button {
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
  border: none;
  border-radius: var(--radius-full);
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  position: relative;
  transition: all var(--transition-base);
}

.reminder-button:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-800) 100%);
}

.reminder-button:active {
  transform: scale(0.98);
}

.reminder-button svg {
  color: white;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2));
}

.reminder-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: linear-gradient(135deg, var(--danger-500) 0%, var(--danger-600) 100%);
  color: white;
  border-radius: var(--radius-full);
  min-width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0 var(--spacing-2);
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
  border: 2px solid white;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: var(--shadow-lg);
  }
  50% {
    transform: scale(1.02);
    box-shadow: var(--shadow-xl), 0 0 0 8px rgba(37, 99, 235, 0.1);
  }
}

.reminder-badge.pulse .reminder-button {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ========== MODAL DE RECORDATORIOS ========== */
.reminder-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn var(--transition-base);
}

.reminder-modal.hidden {
  display: none;
}

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

.reminder-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(4px);
  animation: fadeIn var(--transition-base);
}

.reminder-modal-content {
  position: relative;
  background: white;
  border-radius: var(--radius-2xl);
  max-width: 540px;
  width: 90%;
  max-height: 85vh;
  box-shadow: var(--shadow-2xl);
  display: flex;
  flex-direction: column;
  animation: slideUp var(--transition-base);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.reminder-modal-header {
  padding: var(--spacing-6);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}

.reminder-modal-header h3 {
  margin: 0;
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--gray-900);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.close-button {
  background: var(--gray-100);
  border: none;
  font-size: var(--text-2xl);
  cursor: pointer;
  color: var(--gray-600);
  padding: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  line-height: 1;
}

.close-button:hover {
  background: var(--gray-200);
  color: var(--gray-900);
  transform: rotate(90deg);
}

.reminder-modal-body {
  padding: var(--spacing-6);
  overflow-y: auto;
  flex: 1;
}

.reminder-modal-body::-webkit-scrollbar {
  width: 8px;
}

.reminder-modal-body::-webkit-scrollbar-track {
  background: var(--gray-100);
  border-radius: var(--radius-lg);
}

.reminder-modal-body::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: var(--radius-lg);
}

.reminder-modal-body::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

.reminder-item {
  display: flex;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-3);
  align-items: flex-start;
  transition: all var(--transition-base);
  border: 1px solid transparent;
}

.reminder-item:hover {
  background: white;
  border-color: var(--gray-200);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.reminder-item:last-child {
  margin-bottom: 0;
}

.reminder-icon {
  font-size: var(--text-2xl);
  line-height: 1;
  flex-shrink: 0;
}

.reminder-content {
  flex: 1;
  min-width: 0;
}

.reminder-message {
  margin: 0 0 var(--spacing-1) 0;
  color: var(--gray-900);
  font-size: var(--text-sm);
  line-height: 1.5;
  font-weight: 500;
}

.reminder-time {
  color: var(--gray-500);
  font-size: var(--text-xs);
  display: block;
}

.dismiss-button {
  background: var(--primary-600);
  color: white;
  border: none;
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
}

.dismiss-button:hover {
  background: var(--primary-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.dismiss-button:active {
  transform: translateY(0);
}

.reminder-modal-footer {
  padding: var(--spacing-4) var(--spacing-6);
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: flex-end;
  flex-shrink: 0;
}

.dismiss-all-button {
  background: var(--gray-100);
  color: var(--gray-700);
  border: none;
  padding: var(--spacing-3) var(--spacing-5);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.dismiss-all-button:hover {
  background: var(--gray-200);
  color: var(--gray-900);
}

.no-reminders {
  text-align: center;
  padding: var(--spacing-12) var(--spacing-6);
  color: var(--gray-500);
}

.no-reminders svg {
  margin-bottom: var(--spacing-4);
}

.no-reminders p {
  font-size: var(--text-base);
  margin: 0;
}

.loading {
  text-align: center;
  padding: var(--spacing-8);
  color: var(--gray-500);
  font-size: var(--text-sm);
}

/* ========== RESPONSIVE MOBILE ========== */
@media (max-width: 768px) {
  .notification-container {
    right: var(--spacing-3);
    left: var(--spacing-3);
    max-width: none;
    top: var(--spacing-3);
  }
  
  .notification {
    min-width: auto;
  }
  
  .reminder-badge {
    bottom: var(--spacing-4);
    right: var(--spacing-4);
  }
  
  .reminder-button {
    width: 56px;
    height: 56px;
  }
  
  .reminder-modal-content {
    width: 95%;
    max-height: 90vh;
    border-radius: var(--radius-xl);
  }
  
  .reminder-modal-header {
    padding: var(--spacing-4);
  }
  
  .reminder-modal-header h3 {
    font-size: var(--text-lg);
  }
  
  .reminder-modal-body {
    padding: var(--spacing-4);
  }
  
  .reminder-modal-footer {
    padding: var(--spacing-3) var(--spacing-4);
  }
  
  .dismiss-all-button {
    font-size: var(--text-xs);
    padding: var(--spacing-2) var(--spacing-3);
  }
}

/* ========== UTILIDADES ========== */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}