/* =========================================
1. VARIABLES & RESET (TEMA DARK CMYK)
========================================= */
:root {
  /* Colores de Identidad (CMYK Neon) */
  --cian: #00e5ff;
  --magenta: #ff007f;
  --amarillo: #ffea00;
  --negro-tinta: #0a0a0a;

  /* Fondos y Superficies */
  --bg-body: #121212;
  --bg-sidebar: #000000;
  --bg-card: #1e1e1e;
  --bg-input: #2d2d2d;
  --bg-hover: #333333;

  /* Textos */
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #6e6e6e;

  /* Estados */
  --success: #00c853;
  --danger: #ff1744;
  --warning: #ff9100;

  /* UI Propiedades */
  --borde-color: #333333;
  --borde-radius: 12px;
  --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.5);
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.6);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-body);
  color: var(--text-primary);
  height: 100vh;
  width: 100vw;
  overflow: hidden; /* Scroll manejado internamente */
}

/* =========================================
2. PANTALLA DE LOGIN (CORREGIDO)
========================================= */
#auth-screen {
  position: fixed; /* Fijo sobre toda la pantalla */
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-body);
  display: flex; /* Flex para centrar */
  justify-content: center; /* Horizontal */
  align-items: center; /* Vertical */
  z-index: 9999; /* Encima de todo */
  padding: 20px;
}

#login-form {
  background-color: var(--bg-card);
  padding: 40px;
  border-radius: var(--borde-radius);
  border: 1px solid var(--borde-color);
  box-shadow: 0 0 50px rgba(0, 229, 255, 0.1);
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

#login-form h2 {
  text-align: center;
  margin-bottom: 20px;
  color: var(--cian);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* =========================================
3. NOTIFICACIONES TOAST (CORREGIDO)
========================================= */
#toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 10000; /* Encima de todo */
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none; /* CRÍTICO: Deja pasar clicks al fondo si no tocas un toast */
}

.toast {
  background-color: var(--bg-card);
  color: var(--text-primary);
  padding: 15px 20px;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.5);
  border-left: 4px solid var(--cian);
  min-width: 300px;
  animation: slideInRight 0.3s ease forwards;
  pointer-events: auto; /* Reactivar clicks solo en la tarjeta del mensaje */
  display: flex;
  align-items: center;
  font-weight: 500;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }

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

@keyframes fadeOut {
  to { opacity: 0; transform: translateX(100%); }
}

.toast.fade-out {
  animation: fadeOut 0.3s forwards;
}

/* =========================================
4. LAYOUT PRINCIPAL & SIDEBAR
========================================= */
#main-content {
  display: flex;
  height: 100%;
  width: 100%;
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--borde-color);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-shrink: 0;
  z-index: 1000;
  transition: transform 0.3s ease;
}

.sidebar .brand {
  padding: 25px;
  text-align: center;
  border-bottom: 1px solid var(--borde-color);
}

.sidebar .brand h2 {
  margin: 0;
  font-size: 1.4rem;
  background: linear-gradient(90deg, var(--cian), var(--magenta), var(--amarillo));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.sidebar nav {
  padding: 20px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  flex-grow: 1;
}

.sidebar nav button {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 12px 16px;
  text-align: left;
  font-size: 0.95rem;
  border-radius: var(--borde-radius);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.sidebar nav button:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  transform: translateX(5px);
}

.sidebar nav button.active {
  background: linear-gradient(90deg, rgba(255, 0, 127, 0.2), transparent);
  color: var(--magenta);
  border-left: 3px solid var(--magenta);
  font-weight: 600;
}

.sidebar-footer {
  padding: 20px;
  border-top: 1px solid var(--borde-color);
}

/* Área Principal (Dashboard) */
.main-area {
  flex-grow: 1;
  overflow-y: auto; /* Scroll vertical aquí */
  padding: 30px;
  background-color: var(--bg-body);
  scrollbar-width: thin;
  scrollbar-color: var(--bg-hover) var(--bg-body);
}

h1 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 25px;
  color: var(--text-primary);
  border-bottom: 2px solid var(--borde-color);
  padding-bottom: 15px;
  display: inline-block;
  min-width: 50%;
}

h3 {
  color: var(--cian);
  margin-top: 0;
}

/* =========================================
5. FORMULARIOS E INPUTS
========================================= */
form fieldset {
  border: 1px solid var(--borde-color);
  border-radius: var(--borde-radius);
  padding: 20px;
  margin-bottom: 20px;
  background-color: rgba(255,255,255,0.02);
}

form legend {
  color: var(--magenta);
  font-weight: bold;
  padding: 0 10px;
}

label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="password"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 12px 15px;
  background-color: var(--bg-input);
  border: 1px solid var(--borde-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
  outline: none;
  margin-bottom: 15px;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--cian);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
}

/* Checkbox toggle estilo */
input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--cian);
  margin-right: 10px;
  cursor: pointer;
}

/* =========================================
6. BOTONES
========================================= */
button {
  padding: 12px 20px;
  border-radius: 8px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}

/* Botón Primario */
button.primary-btn,
button[type="submit"],
.submit-btn {
  background-color: var(--cian);
  color: var(--negro-tinta);
}

button.primary-btn:hover,
button[type="submit"]:hover,
.submit-btn:hover {
  background-color: #33efff;
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
  transform: translateY(-2px);
}

/* Botón Secundario */
button.secondary-btn, .btn-secondary {
  background-color: var(--bg-hover);
  color: var(--text-primary);
  border: 1px solid var(--borde-color);
}

button.secondary-btn:hover {
  background-color: var(--borde-color);
}

/* Botón Peligro/Eliminar */
button.danger-btn, .remove-product-btn, #remove-image-btn {
  background-color: rgba(255, 23, 68, 0.15);
  color: var(--danger);
  border: 1px solid rgba(255, 23, 68, 0.3);
}

button.danger-btn:hover, .remove-product-btn:hover, #remove-image-btn:hover {
  background-color: var(--danger);
  color: white;
}

/* =========================================
7. CALENDARIO (ESTRUCTURA GRID Y CLICK CORREGIDO)
========================================= */
#calendar-grid-container {
  background-color: var(--bg-card);
  border: 1px solid var(--borde-color);
  border-radius: var(--borde-radius);
  padding: 20px;
  margin-top: 20px;
  position: relative;
  z-index: 1;
}

.calendar-header-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  margin-bottom: 15px;
  border-bottom: 1px solid var(--borde-color);
  padding-bottom: 10px;
  text-align: center;
}

.header-item {
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.85rem;
}

.calendar-days-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
  grid-auto-rows: 1fr;
  position: relative;
  z-index: 2;
}

.calendar-day {
  background-color: var(--bg-input);
  border-radius: 8px;
  min-height: 90px;
  padding: 8px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  transition: var(--transition);
  border: 1px solid transparent;
  z-index: 5;
}

.calendar-day.empty {
  background-color: transparent;
  pointer-events: none;
  z-index: 1;
}

.calendar-day:not(.empty):hover {
  background-color: var(--bg-hover);
  border-color: var(--cian);
  z-index: 20;
  transform: scale(1.02);
}

.calendar-day .day-number {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.calendar-day.is-today {
  border: 2px solid var(--amarillo);
  background-color: rgba(255, 234, 0, 0.05);
}

.calendar-day.is-today .day-number {
  color: var(--amarillo);
}

.calendar-day.has-delivery {
  background-color: rgba(255, 0, 127, 0.1);
  border: 1px solid rgba(255, 0, 127, 0.3);
  cursor: pointer;
  pointer-events: auto;
}

.calendar-day.has-delivery:hover {
  background-color: rgba(255, 0, 127, 0.2);
  border-color: var(--magenta);
}

.calendar-day.has-delivery * {
  pointer-events: none;
}

.calendar-day .badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background-color: var(--magenta);
  color: white;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: bold;
  box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

.calendar-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  background-color: var(--bg-card);
  padding: 15px;
  border-radius: var(--borde-radius);
  border: 1px solid var(--borde-color);
}

.calendar-controls h2 {
  margin: 0;
  color: var(--text-primary);
  text-transform: capitalize;
}

/* =========================================
8. COMPONENTES: TABLAS Y LISTAS (CORREGIDO)
========================================= */
.table-container {
  overflow-x: auto;
  background-color: var(--bg-card);
  border-radius: var(--borde-radius);
  border: 1px solid var(--borde-color);
  margin-bottom: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed; /* CRÍTICO: Previene el aplastamiento caótico de las celdas */
}

thead {
  background-color: #000;
}

th {
  padding: 12px 10px;
  text-align: left;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8rem;
  border-bottom: 2px solid var(--borde-color);
}

td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--borde-color);
  color: var(--text-primary);
  vertical-align: middle;
  overflow: hidden;
  text-overflow: ellipsis; /* Evita que textos largos rompan la tabla */
  white-space: nowrap;
}

tbody tr:hover {
  background-color: rgba(255,255,255,0.03);
}

/* Control estricto de columnas para los paneles de analíticas en escritorio */
#tabla-top-productos th:nth-child(1), #tabla-top-productos td:nth-child(1),
#tabla-top-clientes th:nth-child(1), #tabla-top-clientes td:nth-child(1) {
  width: 55%;
  text-align: left;
}
#tabla-top-productos th:nth-child(2), #tabla-top-productos td:nth-child(2),
#tabla-top-clientes th:nth-child(2), #tabla-top-clientes td:nth-child(2) {
  width: 20%;
  text-align: center;
}
#tabla-top-productos th:nth-child(3), #tabla-top-productos td:nth-child(3),
#tabla-top-clientes th:nth-child(3), #tabla-top-clientes td:nth-child(3) {
  width: 25%;
  text-align: right;
}

/* Chips de Estado */
.chip {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  display: inline-block;
}

.chip-success {
  background-color: rgba(0, 200, 83, 0.2);
  color: #69f0ae;
  border: 1px solid #00c853;
}

.chip-pending {
  background-color: rgba(255, 145, 0, 0.2);
  color: #ffd180;
  border: 1px solid #ff9100;
}

.chip-overdue {
  background-color: rgba(255, 23, 68, 0.2);
  color: #ff8a80;
  border: 1px solid #ff1744;
}

/* =========================================
9. DROPZONE Y MANEJO DE IMÁGENES
========================================= */
#diseno-drop-zone {
  border: 2px dashed var(--borde-color);
  background-color: rgba(255, 255, 255, 0.02);
  border-radius: var(--borde-radius);
  padding: 30px;
  text-align: center;
  transition: var(--transition);
  color: var(--text-secondary);
  margin-bottom: 15px;
  cursor: pointer;
}

#diseno-drop-zone:hover, #diseno-drop-zone.dragover {
  border-color: var(--cian);
  background-color: rgba(0, 229, 255, 0.05);
  color: var(--cian);
}

#thumbnail-preview-container {
  display: flex;
  align-items: center;
  gap: 15px;
  background: var(--bg-input);
  border: 1px solid var(--borde-color);
  border-radius: var(--borde-radius);
  padding: 10px;
  margin-top: 10px;
}

#thumbnail-preview {
  width: 70px;
  height: 70px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--borde-color);
}

.thumbnail-info {
  flex-grow: 1;
  font-size: 0.9rem;
}

#thumbnail-filename {
  font-weight: bold;
  display: block;
  margin-bottom: 4px;
  word-break: break-all;
}

#thumbnail-compression-info {
  color: var(--success);
  font-size: 0.8rem;
}

/* =========================================
10. CORTE DE CAJA (ELEMENTOS ESPECÍFICOS)
========================================= */
.corte-summary-card {
  background-color: var(--bg-card);
  border: 1px solid var(--borde-color);
  border-radius: var(--borde-radius);
  padding: 20px;
  margin-bottom: 25px;
  box-shadow: var(--shadow-soft);
}

.corte-card {
  background-color: var(--bg-input);
  border: 1px solid var(--borde-color);
  border-radius: 8px;
  margin-bottom: 15px;
  padding: 0;
  overflow: hidden;
}

.corte-card-header {
  background-color: rgba(0, 229, 255, 0.1);
  color: var(--cian);
  padding: 10px 15px;
  display: flex;
  justify-content: space-between;
  font-weight: bold;
  border-bottom: 1px solid var(--borde-color);
}

.corte-card-body {
  padding: 15px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 10px;
  font-size: 0.95rem;
}

.total-final {
  color: var(--success);
  font-weight: bold;
  font-size: 1.2rem;
}

.resta-final {
  color: var(--danger);
  font-weight: bold;
}

/* =========================================
11. MODALES (OVERLAY Y CONTENIDO)
========================================= */
#modal-detalle, .modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(5px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
}

.modal-content {
  background-color: var(--bg-card);
  border: 1px solid var(--borde-color);
  color: var(--text-primary);
  padding: 30px;
  border-radius: var(--borde-radius);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 50px rgba(0,0,0,0.7);
  position: relative;
}

#full-preview-image {
  max-width: 100%;
  max-height: 70vh;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
}

/* =========================================
12. PANELES DASHBOARD
========================================= */
.panels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.panel-card {
  background: var(--bg-card);
  padding: 25px;
  border-radius: var(--borde-radius);
  border: 1px solid var(--borde-color);
  height: 100%;
}

/* =========================================
13. CLASES DE UTILIDAD
========================================= */
.hidden { display: none !important; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.flex-center { display: flex; justify-content: center; align-items: center; }
.mt-2 { margin-top: 10px; }
.mb-2 { margin-bottom: 10px; }

/* =========================================
14. RESPONSIVE (MÓVIL Y ADAPTACIONES)
========================================= */
.mobile-header, .bottom-nav { display: none; }

@media (max-width: 900px) {
  body { padding-bottom: 70px; }

  #main-content {
    flex-direction: column;
    height: auto;
    overflow: visible;
  }

  /* Sidebar Off-canvas */
  .sidebar {
    position: fixed;
    left: -100%;
    top: 0;
    height: 100%;
    width: 80%;
    max-width: 300px;
    box-shadow: 10px 0 50px rgba(0,0,0,0.8);
    border-right: 1px solid var(--magenta);
  }

  .sidebar.visible { left: 0; }
  body.menu-open { overflow: hidden; }

  .main-area {
    padding: 15px;
    width: 100%;
    overflow-y: visible;
  }

  .mobile-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-card);
    padding: 15px;
    margin-bottom: 20px;
    border-radius: var(--borde-radius);
    border: 1px solid var(--borde-color);
    position: sticky;
    top: 10px;
    z-index: 900;
  }

  #mobile-menu-btn {
    background: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    padding: 5px;
  }

  .bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-card);
    border-top: 1px solid var(--borde-color);
    z-index: 1001;
    justify-content: space-around;
    padding: 8px 0;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.5);
  }

  .bottom-nav-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 0.7rem;
    padding: 5px;
    flex: 1;
  }

  .bottom-nav-btn.active { color: var(--cian); }
  .bottom-nav-btn i { font-size: 1.2rem; margin-bottom: 2px; }

  /* Ajustes Grid Calendario en Móvil */
  .calendar-days-grid { gap: 5px; }
  .calendar-day { min-height: 60px; padding: 2px; }
  .calendar-day .day-number { font-size: 0.8rem; }
  .calendar-day .badge {
    font-size: 0.6rem;
    padding: 1px 4px;
    width: 16px;
    height: 16px;
    bottom: 2px;
    right: 2px;
  }
  .header-item { font-size: 0.65rem; }

  /* Tablas responsivas: EXCLUSIVO PARA SMARTPHONES CHICOS (EVITA ENTRAR AQUÍ SI ES CON NOTAS DE ESCRITORIO) */
  /* Nota: Se añade exclusión para que los paneles de analíticas mantengan formato de tabla legible en pantallas intermedias */
  .table-container:not(.panel-card .table-container) {
    border: none;
    background: transparent;
  }
  
  .table-container:not(.panel-card .table-container) table, 
  .table-container:not(.panel-card .table-container) thead, 
  .table-container:not(.panel-card .table-container) tbody, 
  .table-container:not(.panel-card .table-container) th, 
  .table-container:not(.panel-card .table-container) td, 
  .table-container:not(.panel-card .table-container) tr {
    display: block;
  }
  
  .table-container:not(.panel-card .table-container) thead tr {
    position: absolute;
    top: -9999px;
    left: -9999px;
  }
  
  .table-container:not(.panel-card .table-container) tr {
    margin-bottom: 15px;
    background: var(--bg-card);
    border: 1px solid var(--borde-color);
    border-radius: 8px;
    padding: 10px;
  }
  
  .table-container:not(.panel-card .table-container) td {
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    position: relative;
    padding-left: 50%;
    text-align: right;
  }
  
  .table-container:not(.panel-card .table-container) td:before {
    position: absolute;
    top: 15px;
    left: 10px;
    width: 45%;
    padding-right: 10px;
    white-space: nowrap;
    text-align: left;
    font-weight: bold;
    color: var(--text-secondary);
    content: attr(data-label);
  }
}