/* =========================================================
   CCTV WAREHOUSE LLC - SISTEMA DE DISEÑO TALLER RMA
   Lienzo Blanco #ffffff, Gris Contable #f4f5f8, Gris Oscuro #1f2937,
   Charcoal #172534, Bordes Nítidos #d4d7dc
   ========================================================= */

.hidden,
#authScreen.hidden,
#app.hidden {
  display: none !important;
}

:root {
  --qb-green: #1f2937;
  --qb-green-hover: #111827;
  --qb-green-dark: #0f172a;
  --qb-green-light: #f3f4f6;
  --qb-green-border: #d1d5db;

  --qb-blue: #0077c5;
  --qb-blue-hover: #005ea6;
  --qb-blue-light: #f0f7fc;

  --qb-charcoal: #172534;
  --qb-charcoal-dark: #0e1720;
  --qb-charcoal-light: #233446;
  --qb-charcoal-hover: #2b3e52;

  --qb-bg: #f4f5f8;
  --qb-card-bg: #ffffff;
  --qb-border: #d4d7dc;
  --qb-border-light: #e4e7eb;
  --qb-border-focus: #1f2937;

  --qb-text: #393a3d;
  --qb-text-muted: #6b6c72;
  --qb-text-dark: #172534;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--qb-bg);
  color: var(--qb-text);
  line-height: 1.5;
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
}

/* =========================================================
   LOGIN SCREEN (INTUIT QUICKBOOKS AUTHENTIC)
   ========================================================= */
.qb-auth-screen {
  background-color: #f4f5f8;
  background-image: radial-gradient(#d4d7dc 1.2px, transparent 1.2px);
  background-size: 20px 20px;
}

.qb-login-card {
  background: #ffffff;
  border: 1px solid #d4d7dc;
  border-radius: 12px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  transition: all 0.25s ease-in-out;
}

@keyframes qbShake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}

.animate-shake {
  animation: qbShake 0.4s ease-in-out;
}

.qb-logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--qb-green);
  color: #ffffff;
  border-radius: 50%;
  font-weight: 900;
  font-size: 20px;
  box-shadow: 0 4px 10px rgba(44, 160, 28, 0.35);
  overflow: hidden;
}

.qb-logo-badge img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* =========================================================
   SIDEBAR (QUICKBOOKS CHARCOAL NAV)
   ========================================================= */
.sidebar-container {
  width: 250px;
  background-color: var(--qb-charcoal);
  color: #c4c7cc;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: -260px;
  z-index: 50;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border-right: 1px solid var(--qb-charcoal-dark);
}

@media (min-width: 768px) {
  .sidebar-container {
    position: sticky;
    left: 0;
    height: 100vh;
    z-index: 30;
    transition: none;
  }
}

.sidebar-container.open {
  transform: translateX(260px);
}

/* QuickBooks Signature "+ Nuevo" Pill Button */
.qb-btn-new {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background-color: var(--qb-green);
  color: #ffffff;
  font-weight: 700;
  font-size: 13px;
  padding: 10px 18px;
  border-radius: 24px;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  transition: all 0.15s ease;
}

.qb-btn-new:hover {
  background-color: var(--qb-green-hover);
  box-shadow: 0 4px 12px rgba(44, 160, 28, 0.4);
  transform: translateY(-1px);
}

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

/* Nav Item Styling */
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 16px;
  color: #c4c7cc;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.12s ease-in-out;
  position: relative;
  border-radius: 4px;
  margin: 1px 6px;
}

.nav-item i {
  width: 18px;
  font-size: 14px;
  text-align: center;
  color: #8d9ba8;
  transition: color 0.12s ease;
}

.nav-item:hover {
  background-color: var(--qb-charcoal-hover);
  color: #ffffff;
}

.nav-item:hover i {
  color: #ffffff;
}

.nav-item.active {
  background-color: var(--qb-charcoal-light);
  color: #ffffff;
  font-weight: 600;
}

.nav-item.active::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 0;
  bottom: 0;
  width: 4px;
  background-color: var(--qb-green);
  border-top-right-radius: 3px;
  border-bottom-right-radius: 3px;
}

.nav-item.active i {
  color: var(--qb-green);
}

.nav-badge {
  margin-left: auto;
  background-color: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
}

.nav-item.active .nav-badge {
  background-color: var(--qb-green);
  color: #ffffff;
}

.sidebar-section-title {
  padding: 14px 16px 4px 16px;
  font-size: 10px;
  font-weight: 700;
  color: #6b7a8a;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* =========================================================
   TOP HEADER
   ========================================================= */
.qb-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--qb-border);
  height: 52px;
}

.qb-search-box {
  background-color: #f4f5f8;
  border: 1px solid #d4d7dc;
  border-radius: 20px;
  padding: 6px 14px 6px 36px;
  font-size: 13px;
  color: var(--qb-text);
  width: 100%;
  transition: all 0.15s ease;
  outline: none;
}

.qb-search-box:focus {
  background-color: #ffffff;
  border-color: var(--qb-green);
  box-shadow: 0 0 0 2px rgba(44, 160, 28, 0.18);
}

.qb-header-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: #53565a;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

.qb-header-btn:hover {
  background-color: #eceef1;
  color: var(--qb-text-dark);
}

/* =========================================================
   MONEY / STATUS FLOW BAR (QUICKBOOKS SIGNATURE)
   ========================================================= */
.qb-money-bar {
  display: flex;
  background-color: #ffffff;
  border: 1px solid var(--qb-border);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.qb-money-tab {
  flex: 1;
  padding: 12px 14px;
  cursor: pointer;
  border-right: 1px solid var(--qb-border-light);
  border-bottom: 3px solid transparent;
  transition: all 0.12s ease;
  background-color: #ffffff;
}

.qb-money-tab:last-child {
  border-right: none;
}

.qb-money-tab:hover {
  background-color: #f9fafb;
}

.qb-money-tab.active {
  background-color: #f4f8fa;
}

.qb-money-tab.tab-blue.active { border-bottom-color: #0077c5; }
.qb-money-tab.tab-amber.active { border-bottom-color: #d97706; }
.qb-money-tab.tab-orange.active { border-bottom-color: #ea580c; }
.qb-money-tab.tab-purple.active { border-bottom-color: #7c3aed; }
.qb-money-tab.tab-green.active { border-bottom-color: #1f2937; }

/* =========================================================
   QUICKBOOKS CARDS & METRICS
   ========================================================= */
.qb-card {
  background-color: #ffffff;
  border: 1px solid var(--qb-border);
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.qb-card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--qb-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.qb-card-body {
  padding: 16px 18px;
}

/* =========================================================
   QUICKBOOKS BUTTONS
   ========================================================= */
.btn-qb-primary {
  background-color: var(--qb-green);
  color: #ffffff;
  font-weight: 700;
  font-size: 13px;
  border: 1px solid transparent;
  border-radius: 18px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-qb-primary:hover {
  background-color: var(--qb-green-hover);
  box-shadow: 0 2px 6px rgba(44, 160, 28, 0.3);
}

.btn-qb-outline {
  background-color: #ffffff;
  color: #393a3d;
  border: 1px solid #c4c7cc;
  border-radius: 18px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-qb-outline:hover {
  background-color: #f4f5f8;
  border-color: #8d9096;
}

.btn-primary-sm {
  background-color: var(--qb-green);
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 14px;
  border: none;
  cursor: pointer;
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
  font-weight: 700;
  border-radius: 14px;
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.btn-whatsapp:hover {
  background-color: #1eb956;
}

.qb-action-link {
  color: var(--qb-green);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: color 0.12s ease;
}

.qb-action-link:hover {
  color: var(--qb-green-dark);
  text-decoration: underline;
}

/* =========================================================
   FORMS & INPUTS (INTUIT CLEAN STYLE)
   ========================================================= */
.form-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  color: #53565a;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-label.required::after {
  content: " *";
  color: #d52b1e;
}

.form-input {
  width: 100%;
  padding: 8px 12px;
  background-color: #ffffff;
  border: 1px solid #8d9096;
  border-radius: 4px;
  font-size: 13px;
  color: #172534;
  outline: none;
  transition: border-color 0.12s ease, box-shadow 0.12s ease;
}

.form-input:focus {
  border-color: var(--qb-green);
  box-shadow: 0 0 0 2px rgba(44, 160, 28, 0.2);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  cursor: pointer;
  user-select: none;
  color: #393a3d;
}

.checkbox-label input[type="checkbox"] {
  accent-color: var(--qb-green);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background-color: var(--qb-green);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  border-radius: 50%;
}

/* =========================================================
   QUICKBOOKS TABLES
   ========================================================= */
.qb-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  text-align: left;
}

.qb-table thead tr {
  background-color: #f4f5f8;
  border-bottom: 1px solid var(--qb-border);
  color: #6b6c72;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.qb-table th {
  padding: 10px 14px;
}

.qb-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--qb-border-light);
  color: #393a3d;
}

.qb-table tbody tr:hover {
  background-color: #f9fafb;
}

/* Filter Pills */
.filter-pill {
  padding: 4px 12px;
  border-radius: 14px;
  font-size: 12px;
  font-weight: 600;
  background-color: #ffffff;
  color: #53565a;
  border: 1px solid #d4d7dc;
  cursor: pointer;
  transition: all 0.12s ease;
}

.filter-pill:hover {
  background-color: #f4f5f8;
  border-color: #8d9096;
}

.filter-pill.active {
  background-color: var(--qb-green);
  color: #ffffff;
  border-color: var(--qb-green);
}

/* =========================================================
   STATUS BADGES
   ========================================================= */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.status-badge::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.status-recibido {
  background-color: #f0f7fc;
  color: #0077c5;
  border: 1px solid #c8e1f5;
}
.status-recibido::before { background-color: #0077c5; }

.status-diagnostico {
  background-color: #fff9eb;
  color: #b45309;
  border: 1px solid #fde68a;
}
.status-diagnostico::before { background-color: #d97706; }

.status-presupuestado {
  background-color: #faf5ff;
  color: #7e22ce;
  border: 1px solid #e9d5ff;
}
.status-presupuestado::before { background-color: #9333ea; }

.status-en_reparacion {
  background-color: #fff7ed;
  color: #c2410c;
  border: 1px solid #fed7aa;
}
.status-en_reparacion::before { background-color: #ea580c; }

.status-garantia_proveedor {
  background-color: #f5f3ff;
  color: #6d28d9;
  border: 1px solid #ddd6fe;
}
.status-garantia_proveedor::before { background-color: #7c3aed; }

.status-listo {
  background-color: #ebf6eb;
  color: #1e7e12;
  border: 1px solid #c3e6c0;
}
.status-listo::before { background-color: #2ca01c; }

.status-entregado {
  background-color: #f4f5f8;
  color: #53565a;
  border: 1px solid #d4d7dc;
}
.status-entregado::before { background-color: #6b6c72; }

.status-sin_reparacion {
  background-color: #fdf2f2;
  color: #d52b1e;
  border: 1px solid #f8b4b4;
}
.status-sin_reparacion::before { background-color: #d52b1e; }

/* Category Large Cards (Botones de Especialidad) */
.cat-card-lg {
  background-color: #ffffff;
  border: 1.5px solid var(--qb-border);
  border-radius: 10px;
  padding: 16px 14px;
  cursor: pointer;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  min-height: 130px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.cat-card-lg:hover {
  border-color: var(--cat-color, var(--qb-green));
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.cat-icon-lg {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  transition: transform 0.18s ease;
}

.cat-card-lg:hover .cat-icon-lg {
  transform: scale(1.08);
}

/* =========================================================
   FOTOS DE EQUIPO & EVIDENCIA VISUAL (GALERÍA)
   ========================================================= */
.image-dropzone {
  border: 2px dashed #8d9096;
  border-radius: 8px;
  background-color: #ffffff;
  padding: 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.image-dropzone:hover {
  border-color: var(--qb-green);
  background-color: var(--qb-green-light);
}

.photo-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.photo-thumbnail-card {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid #d4d7dc;
  background: #f4f5f8;
  height: 90px;
  cursor: pointer;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  transition: transform 0.15s ease;
}

.photo-thumbnail-card:hover {
  transform: scale(1.02);
  border-color: var(--qb-green);
}

.photo-thumbnail-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-delete-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 22px;
  height: 22px;
  background: rgba(213, 43, 30, 0.9);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  border: none;
  cursor: pointer;
  transition: background 0.15s ease;
}

.photo-delete-btn:hover {
  background: #d52b1e;
}

.logo-preview-box {
  width: 100%;
  height: 90px;
  border: 1px solid #d4d7dc;
  border-radius: 6px;
  background-color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 6px;
}

.logo-preview-box img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* =========================================================
   MODALS & LIGHTBOX
   ========================================================= */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(23, 37, 52, 0.7);
  backdrop-filter: blur(2px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-backdrop.hidden {
  display: none !important;
}

.modal-card {
  background-color: #ffffff;
  border-radius: 8px;
  width: 100%;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  border: 1px solid #d4d7dc;
  animation: modalAppear 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalAppear {
  from { opacity: 0; transform: scale(0.98) translateY(6px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.kanban-col {
  background-color: #f4f5f8;
  border: 1px solid var(--qb-border);
  border-radius: 6px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  min-height: 480px;
}

.kanban-card {
  background-color: #ffffff;
  border: 1px solid var(--qb-border);
  border-radius: 6px;
  padding: 10px;
  margin-bottom: 8px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
  cursor: pointer;
  transition: all 0.12s ease;
}

.kanban-card:hover {
  border-color: var(--qb-green);
  box-shadow: 0 3px 6px rgba(0,0,0,0.06);
}

/* Laser animation for Scanner */
.scanner-laser {
  position: absolute;
  top: 50%;
  left: 10%;
  right: 10%;
  height: 2px;
  background: #374151;
  box-shadow: 0 0 8px #374151;
  animation: scanLaser 2s infinite alternate ease-in-out;
}

@keyframes scanLaser {
  0% { transform: translateY(-70px); }
  100% { transform: translateY(70px); }
}

/* Toast Messages */
.toast-msg {
  background-color: #172534;
  color: #ffffff;
  padding: 10px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toastIn 0.2s ease-out;
}

.toast-msg.success { border-left: 4px solid var(--qb-green); }
.toast-msg.error { border-left: 4px solid #d52b1e; }
.toast-msg.info { border-left: 4px solid #0077c5; }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =========================================================
   PRINTING
   ========================================================= */
@media print {
  body * { visibility: hidden; }
  #printContainer, #printContainer * { visibility: visible; }
  #printContainer {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    margin: 0;
    padding: 0;
    display: block !important;
  }
}

.ticket-container-letter {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 24px;
  font-family: var(--font-main);
  color: #1f2937;
  background: #ffffff;
}

/* =========================================================
   PHOTO RECORDS & LOGO UPLOAD STYLES
   ========================================================= */
.photo-dropzone {
  border: 2px dashed #cbd5e1;
  background: #f8fafc;
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  transition: all 0.2s ease;
  cursor: pointer;
}

.photo-dropzone:hover, .photo-dropzone.dragover {
  border-color: var(--qb-green);
  background-color: var(--qb-green-light);
}

.photo-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.photo-thumb-card {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #d4d7dc;
  background-color: #000;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  group: hover;
}

.photo-thumb-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease;
  cursor: pointer;
}

.photo-thumb-card:hover img {
  transform: scale(1.05);
}

.photo-thumb-overlay {
  position: absolute;
  top: 4px;
  right: 4px;
  display: flex;
  gap: 4px;
}

.photo-delete-btn {
  background: rgba(220, 38, 38, 0.85);
  color: #ffffff;
  border: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.photo-delete-btn:hover {
  background: rgba(220, 38, 38, 1);
  transform: scale(1.1);
}

.logo-preview-box {
  width: 100%;
  height: 110px;
  border: 1px dashed #cbd5e1;
  border-radius: 8px;
  background-color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 8px;
}

.logo-preview-box img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.icon-preview-box {
  width: 64px;
  height: 64px;
  border: 1px dashed #cbd5e1;
  border-radius: 14px;
  background-color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 4px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.06);
}

.icon-preview-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(15, 23, 42, 0.95);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
}

.lightbox-modal.hidden {
  display: none !important;
}

.lightbox-img-container {
  max-width: 90vw;
  max-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}