/* ==============================================================================
   EleiPet - Sistema Visual y Diseño Móvil Primero
   Colores: Petróleo (#1b3b36), Verde Suave (#52b788), Fondos Claros (#f5f7f6), Coral (#e07a5f)
   ============================================================================== */

:root {
  --color-petrol-dark: #0f2723;
  --color-petrol: #1b3b36;
  --color-petrol-light: #2c5851;
  --color-sage: #52b788;
  --color-sage-light: #d8f3dc;
  --color-sage-dark: #2d6a4f;
  --color-coral: #e07a5f;
  --color-coral-dark: #c45b40;
  --color-coral-light: #f8ded7;
  --color-bg: #f5f7f6;
  --color-card: #ffffff;
  --color-text-main: #1f2937;
  --color-text-muted: #6b7280;
  --color-border: #e2e8e5;
  --color-border-focus: #1b3b36;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;
  
  --nav-height: 64px;
  --bottom-bar-height: calc(64px + env(safe-area-inset-bottom, 0px));
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: var(--bottom-bar-height);
  overflow-x: hidden;
}

/* Tipografía */
h1, h2, h3, h4, h5 {
  color: var(--color-petrol-dark);
  font-weight: 700;
  line-height: 1.25;
}

h1 { font-size: 1.5rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.1rem; }

a {
  color: var(--color-petrol);
  text-decoration: none;
}

/* Header Superior */
.topbar {
  background-color: var(--color-petrol);
  color: #ffffff;
  height: 56px;
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  box-shadow: var(--shadow-md);
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #ffffff;
}

.topbar-brand .brand-badge {
  background-color: var(--color-coral);
  color: #ffffff;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
}

/* Contenedor Principal */
.main-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 0.875rem;
  flex: 1;
}

/* Mensajes y Notificaciones */
.messages-container {
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid;
}

.alert-success {
  background-color: #ecfdf5;
  color: #065f46;
  border-color: #10b981;
}

.alert-error, .alert-danger {
  background-color: #fff1f2;
  color: #9f1239;
  border-color: #f43f5e;
}

.alert-warning {
  background-color: #fffbeb;
  color: #92400e;
  border-color: #f59e0b;
}

.alert-info {
  background-color: #f0fdfa;
  color: #115e59;
  border-color: #14b8a6;
}

/* Tarjetas (Cards) */
.card {
  background-color: var(--color-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: 1rem;
  margin-bottom: 1rem;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

/* Botones Accesibles Táctiles (mínimo 44x44px) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  min-width: 44px;
  padding: 0.625rem 1.125rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
  text-align: center;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--color-petrol);
  color: #ffffff;
}
.btn-primary:hover {
  background-color: var(--color-petrol-dark);
  color: #ffffff;
}

.btn-coral {
  background-color: var(--color-coral);
  color: #ffffff;
}
.btn-coral:hover {
  background-color: var(--color-coral-dark);
  color: #ffffff;
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--color-petrol);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  background-color: #f3f4f6;
}

.btn-danger {
  background-color: #e11d48;
  color: #ffffff;
}
.btn-danger:hover {
  background-color: #be123c;
}

.btn-sm {
  min-height: 36px;
  padding: 0.375rem 0.75rem;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

/* Botones de acción rápida en Dashboard */
.action-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .action-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.action-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1rem 0.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s, border-color 0.15s;
}

.action-card:hover {
  border-color: var(--color-petrol);
  transform: translateY(-2px);
}

.action-card .icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.action-card.coral .icon-wrapper {
  background-color: var(--color-coral-light);
  color: var(--color-coral-dark);
}
.action-card.petrol .icon-wrapper {
  background-color: #e0ece9;
  color: var(--color-petrol);
}
.action-card.sage .icon-wrapper {
  background-color: var(--color-sage-light);
  color: var(--color-sage-dark);
}
.action-card.amber .icon-wrapper {
  background-color: #fef3c7;
  color: #b45309;
}

.action-card .label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-petrol-dark);
}

/* Indicadores / Métricas */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0.875rem 1rem;
  box-shadow: var(--shadow-sm);
}

.stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.stat-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-petrol-dark);
}

.stat-sub {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* Formularios Móviles (1 columna, fuente >= 16px para evitar auto-zoom en iPhone) */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-petrol-dark);
  margin-bottom: 0.375rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  min-height: 46px;
  padding: 0.625rem 0.875rem;
  font-size: 16px; /* Evita zoom involuntario en iOS */
  line-height: 1.5;
  color: var(--color-text-main);
  background-color: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color 0.15s, box-shadow 0.15s;
  appearance: none;
}

.form-select {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1.25rem;
  padding-right: 2.25rem;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-petrol);
  box-shadow: 0 0 0 3px rgba(27, 59, 54, 0.15);
}

.form-checkbox {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  accent-color: var(--color-petrol);
}

.form-error {
  color: #dc2626;
  font-size: 0.8rem;
  margin-top: 0.25rem;
  font-weight: 500;
}

.form-help {
  color: var(--color-text-muted);
  font-size: 0.775rem;
  margin-top: 0.25rem;
}

/* Badges / Etiquetas */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  line-height: 1;
}

.badge-success {
  background-color: #d1fae5;
  color: #065f46;
  border-color: #a7f3d0;
}

.badge-warning {
  background-color: #fef3c7;
  color: #92400e;
  border-color: #fde68a;
}

.badge-danger {
  background-color: #ffe4e6;
  color: #9f1239;
  border-color: #fecdd3;
}

.badge-neutral {
  background-color: #f3f4f6;
  color: #4b5563;
  border-color: #e5e7eb;
}

/* Listados Móviles en Tarjetas y Filas Compactas */
.list-group {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.list-item {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0.875rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-shadow: var(--shadow-sm);
}

.list-item:active {
  background-color: #fafbfc;
}

.list-item-main {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.list-item-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-petrol-dark);
}

.list-item-sub {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.list-item-side {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
}

.list-item-amount {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-petrol-dark);
}

/* Tablas Responsivas para Escritorio / Scroll Suave */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table-custom {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.875rem;
}

.table-custom th {
  background-color: #f8faf9;
  color: var(--color-petrol-dark);
  font-weight: 700;
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.table-custom td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.table-custom tr:hover td {
  background-color: #fafcfb;
}

/* Barra de Navegación Móvil Inferior */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-bar-height);
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  z-index: 50;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 56px;
  color: var(--color-text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  gap: 3px;
  transition: color 0.15s;
  user-select: none;
}

.nav-item.active {
  color: var(--color-petrol);
}

.nav-item.active svg {
  stroke: var(--color-petrol);
  stroke-width: 2.5;
}

/* Modal Dialog */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 39, 35, 0.6);
  backdrop-filter: blur(2px);
  display: none;
  align-items: flex-end; /* En móvil sale desde abajo */
  justify-content: center;
  z-index: 100;
  padding: 0;
}

@media (min-width: 640px) {
  .modal-backdrop {
    align-items: center;
    padding: 1rem;
  }
}

.modal-backdrop.open {
  display: flex;
}

.modal-content {
  background-color: #ffffff;
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  padding: 1.25rem;
}

@media (min-width: 640px) {
  .modal-content {
    border-radius: var(--radius-lg);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

/* Estados Vacíos */
.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.empty-state .icon {
  width: 48px;
  height: 48px;
  color: var(--color-text-muted);
}

.empty-state h3 {
  font-size: 1.1rem;
  color: var(--color-petrol-dark);
}

.empty-state p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  max-width: 380px;
}

/* Stepper de cantidad para teléfonos */
.qty-stepper {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #ffffff;
}

.qty-btn {
  width: 44px;
  height: 44px;
  background-color: #f8faf9;
  border: none;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-petrol-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
}

.qty-btn:active {
  background-color: #e5e7eb;
}

.qty-input {
  width: 56px;
  height: 44px;
  border: none;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-petrol-dark);
}

.qty-input:focus {
  outline: none;
}

/* Indicador de carga / bloqueo */
.btn.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.75;
}

.btn.loading::after {
  content: "";
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid #ffffff;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 0.6s linear infinite;
  margin-left: 0.5rem;
}

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

/* Navegación de escritorio (oculta en móvil) */
.desktop-nav {
  display: none;
}

@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
  }
  .desktop-nav a {
    color: #e0ece9;
    font-size: 0.9rem;
    font-weight: 600;
    transition: color 0.15s;
  }
  .desktop-nav a:hover, .desktop-nav a.active {
    color: #ffffff;
    border-bottom: 2px solid var(--color-coral);
    padding-bottom: 2px;
  }
}