/* ======================================= */
/* BARCODE GENERATOR - MODERN UNIFIED      */
/* ======================================= */

/* ===== COLOR DEFINITIONS ===== */
/* Dark mode is default, light mode overrides via :root.light-mode */

.barcode-generator-card {
  /* Dark mode colors */
  --barcode-bg-card: var(--secondary-bg);
  --barcode-bg-input: var(--primary-bg);
  --barcode-bg-form: var(--secondary-bg);
  --barcode-bg-preview: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  --barcode-border: var(--border-color);
  --barcode-text: var(--text-primary);
  --barcode-text-secondary: var(--text-secondary);
  --barcode-button-bg: var(--link-color);
  --barcode-button-text: var(--text-primary);
  --barcode-button-border: var(--border-color);
  --barcode-button-hover-border: var(--link-color);
  --barcode-button-hover-shadow: rgba(88, 166, 255, 0.2);
  --barcode-type-btn-active-bg: var(--link-color);
  --barcode-type-btn-active-border: var(--link-color);
  --barcode-type-btn-active-shadow: rgba(88, 166, 255, 0.3);
  --barcode-focus-border: var(--link-color);
  --barcode-focus-shadow: rgba(88, 166, 255, 0.1);
}

/* Light mode color overrides */
:root.light-mode .barcode-generator-card {
  --barcode-bg-card: #ffffff;
  --barcode-bg-input: #ffffff;
  --barcode-bg-form: #f9fafb;
  --barcode-bg-preview: #ffffff;
  --barcode-border: #d0d7de;
  --barcode-text: #24292f;
  --barcode-text-secondary: #57606a;
  --barcode-button-bg: #ffffff;
  --barcode-button-text: #24292f;
  --barcode-button-border: #d0d7de;
  --barcode-button-hover-border: #0969da;
  --barcode-button-hover-shadow: rgba(9, 105, 218, 0.15);
  --barcode-type-btn-active-bg: #0969da;
  --barcode-type-btn-active-border: #0969da;
  --barcode-type-btn-active-shadow: rgba(9, 105, 218, 0.2);
  --barcode-focus-border: #0969da;
  --barcode-focus-shadow: rgba(9, 105, 218, 0.1);
}

/* ===== MAIN CARD ===== */
.barcode-generator-card {
  max-width: 100%;
  margin: 0 auto;
  padding: 1.25rem; /* Aangepast van 2rem naar 1.25rem */
  background: var(--barcode-bg-card);
  border: 1px solid var(--barcode-border);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  color: var(--barcode-text);
  position: relative;
  overflow: hidden;
}

/* Gradient top border */
.barcode-generator-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #9333ea, #3b82f6, #9333ea);
  background-size: 200% 100%;
  animation: barcodeGradientShift 3s ease infinite;
}

@keyframes barcodeGradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ===== HEADER ===== */
.barcode-generator-card h1 {
  color: var(--barcode-text);
  font-size: 1.6rem; /* Iets kleiner gemaakt */
  margin-bottom: 1rem; /* Aangepast van 2rem naar 1rem */
  text-align: center;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.barcode-intro {
  text-align: center;
  color: var(--barcode-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem; /* Verlaagd */
  line-height: 1.6;
  font-weight: 400;
}

/* ===== LAYOUT ===== */
.barcode-generator-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem; /* Aangepast van 2rem naar 1.25rem */
  margin-top: 1rem; /* Aangepast van 2rem naar 1rem */
}

@media (min-width: 992px) {
  .barcode-generator-content {
    grid-template-columns: 1fr 400px;
  }
}

.barcode-left-column {
  display: flex;
  flex-direction: column;
  gap: 0.75rem; /* Aangepast van 1.5rem naar 0.75rem (de belangrijkste fix voor je screenshot) */
}

.barcode-right-column {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: sticky;
  top: 20px;
  align-self: start;
}

/* ===== TYPE SELECTION ===== */
.barcode-type-section {
  margin-bottom: 0.5rem; /* Verlaagd */
}

.barcode-type-section label {
  display: block;
  color: var(--barcode-text);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.5rem; /* Aangepast van 1rem naar 0.5rem */
}

.barcode-type-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.barcode-type-btn {
  padding: 0.625rem 1rem;
  background: var(--barcode-button-bg);
  border: 2px solid var(--barcode-button-border);
  border-radius: 8px;
  color: var(--barcode-button-text);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.barcode-type-btn:hover {
  border-color: var(--barcode-button-hover-border);
  background: var(--barcode-bg-card);
  transform: translateY(-1px);
}

.barcode-type-btn.active {
  background: var(--barcode-type-btn-active-bg) !important;
  border-color: var(--barcode-type-btn-active-border) !important;
  color: white !important;
  box-shadow: 0 4px 12px var(--barcode-type-btn-active-shadow);
}

/* ===== FORM CONTAINER ===== */
#formContainer {
  background: var(--barcode-bg-form);
  border: 1px solid var(--barcode-border);
  border-radius: 12px;
  padding: 1rem; /* Aangepast van 1.5rem naar 1rem */
  transition: all 0.3s ease;
  min-height: 100px; /* Verlaagd van 150px */
}

#formContainer:hover {
  border-color: var(--barcode-button-hover-border);
}

.barcode-form {
  display: none;
}

.barcode-form.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

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

.barcode-form label {
  display: block;
  color: var(--barcode-text);
  font-weight: 500;
  font-size: 0.875rem;
  margin-bottom: 0.4rem; /* Iets verlaagd */
  margin-top: 0.5rem; /* Iets verlaagd */
}

.barcode-form label:first-child {
  margin-top: 0;
}

/* ===== INPUTS ===== */
.barcode-form input[type="text"],
.barcode-form input[type="number"] {
  width: 100%;
  padding: 0.6rem 0.8rem; /* Iets compacter dan 0.75/1 */
  background: var(--barcode-bg-input);
  color: var(--barcode-text);
  border: 2px solid var(--barcode-border);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.barcode-form input::placeholder {
  color: var(--barcode-text-secondary);
  opacity: 0.6;
}

.barcode-form input:focus {
  outline: none;
  border-color: var(--barcode-focus-border);
  box-shadow: 0 0 0 3px var(--barcode-focus-shadow);
}

.barcode-form .hint {
  font-size: 0.8rem;
  color: var(--barcode-text-secondary);
  margin-top: 0.4rem; /* Iets verlaagd */
  font-style: italic;
}

/* ===== OPTIONS SECTION ===== */
.barcode-options-section {
  background: var(--barcode-bg-form);
  border: 1px solid var(--barcode-border);
  border-radius: 12px;
  padding: 1rem; /* Aangepast van 1.5rem naar 1rem */
  transition: all 0.3s ease;
  margin-top: 0; /* Verwijderd ten gunste van gap in container */
}

.barcode-options-section:hover {
  border-color: var(--barcode-button-hover-border);
}

.barcode-options-section label:not(.checkbox-label) {
  display: block;
  color: var(--barcode-text);
  font-weight: 500;
  font-size: 0.875rem;
  margin-bottom: 0.4rem; /* Verlaagd */
}

.barcode-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.75rem; /* Aangepast van 1rem */
  margin-top: 0.5rem; /* Aangepast van 1rem */
}

.barcode-options-grid > div {
  display: flex;
  flex-direction: column;
  gap: 0.4rem; /* Verlaagd */
}

.barcode-options-grid input[type="number"] {
  width: 100%;
  padding: 0.6rem 0.8rem; /* Compacter */
  background: var(--barcode-bg-input);
  color: var(--barcode-text);
  border: 2px solid var(--barcode-border);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.barcode-options-grid input[type="number"]:focus {
  outline: none;
  border-color: var(--barcode-focus-border);
  box-shadow: 0 0 0 3px var(--barcode-focus-shadow);
}

/* Checkbox */
.checkbox-label {
  display: flex !important;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  margin-top: 0.5rem; /* Aangepast van 1rem */
  font-weight: 400;
  color: var(--barcode-text);
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--barcode-focus-border);
}

/* ===== EXAMPLES SECTION ===== */
.barcode-examples-section {
  background: var(--barcode-bg-form);
  border: 1px solid var(--barcode-border);
  border-radius: 12px;
  padding: 1rem; /* Aangepast van 1.5rem naar 1rem */
  transition: all 0.3s ease;
  margin-top: 0; /* Verwijderd ten gunste van gap in container */
}

.barcode-examples-section:hover {
  border-color: var(--barcode-button-hover-border);
}

.barcode-examples-section label {
  display: block;
  color: var(--barcode-text);
  font-weight: 500;
  font-size: 0.875rem;
  margin-bottom: 0.5rem; /* Aangepast van 1rem */
}

.barcode-example-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem; /* Verlaagd */
  justify-content: flex-start;
}

.example-btn {
  padding: 0.5rem 0.8rem; /* Compacter */
  background: var(--barcode-button-bg);
  border: 2px solid var(--barcode-button-border);
  border-radius: 8px;
  color: var(--barcode-button-text);
  font-size: 0.8rem; /* Iets kleiner */
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.example-btn:hover {
  border-color: var(--barcode-button-hover-border);
  background: var(--barcode-bg-card);
  transform: translateY(-1px);
}

/* ===== BARCODE PREVIEW ===== */
.barcode-preview {
  background: var(--barcode-bg-preview);
  border: 1px solid var(--barcode-border);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

#barcodeSvg {
  max-width: 100%;
  height: auto;
  display: inline-block;
  animation: fadeInScale 0.4s ease;
  background-color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border-radius: 8px;
}

@keyframes fadeInScale {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

/* ===== BUTTONS ===== */
.barcode-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Genereer knop - blauw */
.generate-btn,
#generateBarcode {
  padding: 0.875rem 1.5rem;
  border: 2px solid var(--barcode-type-btn-active-border) !important;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--barcode-type-btn-active-bg) !important;
  color: white !important;
  box-shadow: 0 2px 8px var(--barcode-type-btn-active-shadow) !important;
}

.generate-btn:hover,
#generateBarcode:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--barcode-type-btn-active-shadow) !important;
  opacity: 0.9;
}

.generate-btn:active,
#generateBarcode:active {
  transform: translateY(0);
}

/* Download knop - groen */
.barcode-buttons .button,
.barcode-buttons .button.secondary,
#downloadBarcode {
  padding: 0.875rem 1.5rem;
  border: 2px solid var(--button-primary-bg) !important;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--button-primary-bg) !important;
  color: white !important;
  box-shadow: 0 2px 8px rgba(35, 134, 54, 0.3) !important;
}

.barcode-buttons .button:hover,
.barcode-buttons .button.secondary:hover,
#downloadBarcode:hover {
  background: var(--button-primary-hover) !important;
  border-color: var(--button-primary-hover) !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(35, 134, 54, 0.4) !important;
}

.barcode-buttons .button:active,
.barcode-buttons .button.secondary:active,
#downloadBarcode:active {
  transform: translateY(0);
}

/* ===== FEEDBACK ===== */
.feedback {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
  display: none;
  transition: all 0.3s ease;
  opacity: 0;
  transform: translateY(-10px);
  color: white;
}

.feedback.visible {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
  .barcode-generator-card {
    padding: 1rem; /* Verlaagd */
  }

  .barcode-generator-card h1 {
    font-size: 1.5rem;
  }

  .barcode-type-buttons,
  .barcode-example-buttons {
    gap: 0.5rem;
  }

  .barcode-type-btn,
  .example-btn {
    padding: 0.5rem 0.875rem;
    font-size: 0.8rem;
  }

  .barcode-options-grid {
    grid-template-columns: 1fr;
  }

  .barcode-right-column {
    position: static;
  }
}

@media (max-width: 576px) {
  .barcode-generator-card {
    padding: 1rem;
    border-radius: 12px;
  }

  .barcode-generator-card h1 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
  }

  #formContainer,
  .barcode-options-section,
  .barcode-examples-section {
    padding: 1rem;
  }

  .barcode-preview {
    padding: 1.5rem;
    min-height: 240px;
  }

  .generate-btn,
  .barcode-buttons .button {
    padding: 0.75rem 1.25rem;
    font-size: 0.875rem;
  }
}