.qr-visual-customizer {
  margin-top: 1.5rem;
}

.qr-access-key.is-masked {
  -webkit-text-security: disc;
  text-security: disc;
}

.qr-visual-disclosure {
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 1.1rem;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.05);
  overflow: hidden;
}

.qr-visual-summary {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.qr-visual-summary::-webkit-details-marker {
  display: none;
}

.qr-visual-summary-title {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
}

.qr-visual-summary-meta {
  margin-left: auto;
  color: #64748b;
  font-size: 0.92rem;
}

.qr-visual-summary-icon {
  color: #64748b;
  transition: transform 0.2s ease;
}

.qr-visual-disclosure[open] .qr-visual-summary-icon {
  transform: rotate(180deg);
}

.qr-visual-body {
  padding: 0 1rem 1rem;
}

.qr-visual-card {
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 250, 252, 0.96));
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

.qr-visual-card .card-body {
  padding: 1rem 1rem 1.1rem;
}

.qr-visual-card-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
  font-size: 1rem;
  font-weight: 700;
}

.qr-visual-card-title .fas {
  color: #0d6efd;
}

.qr-style-select-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.qr-style-select-grid .form-label {
  margin-bottom: 0.35rem;
  color: #334155;
  font-size: 0.9rem;
  font-weight: 700;
}

.qr-style-select {
  min-height: 44px;
  padding: 0.55rem 2.35rem 0.55rem 0.8rem;
  border: 1px solid rgba(15, 23, 42, 0.14);
  border-radius: 0.8rem;
  background-color: #ffffff;
  background-image:
    linear-gradient(45deg, transparent 50%, #64748b 50%),
    linear-gradient(135deg, #64748b 50%, transparent 50%);
  background-position:
    calc(100% - 18px) 50%,
    calc(100% - 12px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.05);
  appearance: none;
  cursor: pointer;
}

.qr-style-select:focus {
  border-color: rgba(13, 110, 253, 0.58);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.12), 0 8px 18px rgba(15, 23, 42, 0.05);
}

.qr-color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.85rem;
}

.qr-color-control {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.qr-range-control {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.qr-color-control label {
  font-size: 0.92rem;
  font-weight: 600;
}

.qr-color-input {
  width: 100%;
  height: 44px;
  padding: 0.35rem;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 0.75rem;
  background: #ffffff;
  cursor: pointer;
}

.qr-range-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
}

.qr-range-meta label {
  font-weight: 600;
  margin: 0;
}

.qr-range-value {
  min-width: 58px;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: rgba(13, 110, 253, 0.1);
  color: #0b5ed7;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
}

.qr-inline-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.2rem;
}

.qr-inline-toggles .form-check {
  margin-bottom: 0;
}

.qr-presets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 0.55rem;
}

.qr-preset-btn {
  position: relative;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 0.55rem;
  row-gap: 0.1rem;
  min-height: 68px;
  padding: 0.65rem 0.7rem;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.78);
  text-align: left;
  transition: border-color 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease;
}

.qr-preset-btn::before {
  content: "";
  grid-row: 1 / span 2;
  width: 18px;
  height: 18px;
  margin-top: 0.1rem;
  border: 2px solid var(--preset-color, #111827);
  border-radius: var(--preset-radius, 0.18rem);
  background:
    radial-gradient(circle at 45% 45%, var(--preset-accent, transparent) 0 22%, transparent 23%),
    var(--preset-bg, transparent);
  box-shadow: inset 0 0 0 var(--preset-inner-border, 0) var(--preset-color, #111827);
}

.qr-preset-btn[data-preset="classic"] {
  --preset-color: #111111;
  --preset-radius: 0.12rem;
}

.qr-preset-btn[data-preset="soft"] {
  --preset-color: #1f2937;
  --preset-accent: #2563eb;
  --preset-radius: 0.45rem;
}

.qr-preset-btn[data-preset="bubble"],
.qr-preset-btn[data-preset="confetti"] {
  --preset-color: #111827;
  --preset-accent: #0284c7;
  --preset-radius: 999px;
}

.qr-preset-btn[data-preset="ruby"] {
  --preset-color: #991b1b;
  --preset-accent: #dc2626;
  --preset-radius: 0.12rem;
}

.qr-preset-btn[data-preset="ocean"] {
  --preset-color: #075985;
  --preset-accent: #0ea5e9;
  --preset-bg: #f0f9ff;
  --preset-radius: 0.28rem;
}

.qr-preset-btn[data-preset="forest"] {
  --preset-color: #166534;
  --preset-accent: #22c55e;
  --preset-bg: #f0fdf4;
  --preset-radius: 0.42rem;
}

.qr-preset-btn[data-preset="stamp"] {
  --preset-color: #111827;
  --preset-radius: 0.08rem;
  --preset-inner-border: 3px;
}

.qr-preset-btn[data-preset="label"] {
  --preset-color: #111827;
  --preset-accent: #2563eb;
  --preset-radius: 0.18rem;
  --preset-inner-border: 1px;
}

.qr-preset-btn[data-preset="night"] {
  --preset-color: #1e3a8a;
  --preset-accent: #0f766e;
  --preset-bg: #eff6ff;
  --preset-radius: 0.16rem;
}

.qr-preset-btn[data-preset="invert"] {
  --preset-color: #ffffff;
  --preset-accent: #ffffff;
  --preset-bg: #111827;
  --preset-radius: 0.08rem;
  --preset-inner-border: 3px;
}

.qr-preset-btn[data-preset="prism"] {
  --preset-color: #4c1d95;
  --preset-accent: #be185d;
  --preset-bg: #fdf4ff;
  --preset-radius: 0.08rem;
}

.qr-preset-btn[data-preset="prism"]::before {
  transform: rotate(45deg) scale(0.88);
}

.qr-preset-btn:hover,
.qr-preset-btn:focus {
  border-color: rgba(15, 23, 42, 0.22);
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.06);
}

.qr-preset-btn.is-active {
  border-color: var(--preset-color, #111827);
  background: #ffffff;
  box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.05);
}

.qr-preset-title {
  min-width: 0;
  font-weight: 700;
  line-height: 1.2;
}

.qr-preset-sub {
  min-width: 0;
  color: #6c757d;
  font-size: 0.78rem;
  line-height: 1.22;
}

.qr-dropzone {
  border: 2px dashed rgba(13, 110, 253, 0.35);
  border-radius: 1rem;
  padding: 1rem;
  text-align: center;
  background: #f8fbff;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
  user-select: none;
}

.qr-dropzone:hover,
.qr-dropzone:focus {
  border-color: rgba(13, 110, 253, 0.7);
  background: #f2f8ff;
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.12);
  outline: none;
}

.qr-dropzone.is-dragover {
  border-color: #0d6efd;
  background: #eaf3ff;
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.18);
}

.qr-dropzone-title {
  font-weight: 700;
}

.qr-dropzone-sub {
  margin-top: 0.25rem;
  color: #6c757d;
  font-size: 0.9rem;
}

.qr-file-selected {
  margin-top: 0.55rem;
  font-size: 0.9rem;
  color: #495057;
  word-break: break-word;
}

.qr-file-input-hidden {
  display: none;
}

.qr-source-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.35rem;
  padding: 0.25rem;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 0.85rem;
  background: rgba(248, 250, 252, 0.88);
}

.qr-source-btn {
  border: 0;
  border-radius: 0.65rem;
  padding: 0.45rem 0.7rem;
  background: transparent;
  color: #475569;
  font-weight: 700;
  transition: background-color 0.16s ease, color 0.16s ease, box-shadow 0.16s ease;
}

.qr-source-btn:hover,
.qr-source-btn:focus {
  color: #0f172a;
  outline: none;
}

.qr-source-btn.is-active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
}

.qr-picto-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.35rem;
}

.qr-picto-btn {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 34px;
  padding: 0.3rem 0.42rem;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 0.62rem;
  background: rgba(255, 255, 255, 0.78);
  color: #334155;
  font-size: 0.78rem;
  font-weight: 650;
  text-align: left;
  transition: border-color 0.16s ease, background-color 0.16s ease, box-shadow 0.16s ease, color 0.16s ease;
}

.qr-picto-btn:hover,
.qr-picto-btn:focus {
  border-color: rgba(13, 110, 253, 0.35);
  background: #ffffff;
  color: #0f172a;
  outline: none;
}

.qr-picto-btn.is-active {
  border-color: #0d6efd;
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 0 0 2px rgba(13, 110, 253, 0.1);
}

.qr-picto-symbol {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  border-radius: 0.45rem;
  background: rgba(13, 110, 253, 0.1);
  color: #0b5ed7;
  font-size: 0.66rem;
  font-weight: 800;
}

.qr-picto-symbol svg {
  display: block;
  width: 14px;
  height: 14px;
}

.qr-picto-symbol-empty::before {
  content: "";
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-radius: 50%;
  background:
    linear-gradient(45deg, transparent 42%, currentColor 43% 57%, transparent 58%);
  opacity: 0.82;
}

.qr-logo-preview-wrap {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-top: 0.9rem;
  padding: 0.75rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.7);
}

.qr-logo-preview-thumb {
  width: 64px;
  height: 64px;
  border-radius: 0.85rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background:
    linear-gradient(45deg, rgba(226, 232, 240, 0.8) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(226, 232, 240, 0.8) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(226, 232, 240, 0.8) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(226, 232, 240, 0.8) 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  object-fit: contain;
}

.qr-logo-preview-meta {
  flex: 1;
  min-width: 0;
}

.qr-logo-preview-name {
  font-weight: 600;
  word-break: break-word;
}

.qr-status-note {
  margin-top: 0.65rem;
  padding: 0.7rem 0.9rem;
  border-radius: 0.85rem;
  font-size: 0.92rem;
}

#contrastHint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  width: 100%;
  margin-top: 0.75rem;
  text-align: center;
}

#contrastHint[hidden] {
  display: none !important;
}

#contrastHint .qr-status-note-text {
  min-width: 0;
  line-height: 1.4;
}

#contrastHint .qr-status-note-icon {
  display: inline-block;
  flex: 0 0 auto;
  line-height: 1;
}

.qr-status-note.is-warning {
  background: rgba(255, 193, 7, 0.14);
  color: #8a5b00;
}

.qr-status-note.is-danger {
  background: rgba(220, 38, 38, 0.12);
  color: #b91c1c;
}

#contrastHint.is-warning .qr-status-note-icon {
  color: #d97706;
  font-size: 1.9rem;
}

#contrastHint.is-danger .qr-status-note-icon {
  color: #dc2626;
  font-size: 1.9rem;
}

.qr-status-note.is-info {
  background: rgba(13, 110, 253, 0.1);
  color: #0b5ed7;
}

.qr-status-note.is-success {
  background: rgba(25, 135, 84, 0.12);
  color: #146c43;
}

#contrastHint.is-success .qr-status-note-icon {
  color: #15803d;
  font-size: 1.35rem;
}

.qr-control-block.is-disabled {
  opacity: 0.6;
}

.qr-color-control.is-disabled,
.qr-range-control.is-disabled {
  opacity: 0.55;
}

.qr-color-control.is-disabled .qr-color-input,
.qr-range-control.is-disabled .form-range {
  cursor: not-allowed;
}

.qr-live-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.qr-live-row .form-check {
  margin-bottom: 0;
}

.qr-preview-slot {
  position: relative;
}

.qr-preview-panel {
  margin-top: 1.5rem;
}

.qr-floating-preview-panel {
  display: none;
}

#qrResult.is-rendered {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  margin: 1rem 0;
  padding: 1rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 1.1rem;
  background-color: #f8fafc;
  background-image:
    linear-gradient(45deg, rgba(226, 232, 240, 0.55) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(226, 232, 240, 0.55) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(226, 232, 240, 0.55) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(226, 232, 240, 0.55) 75%);
  background-size: 18px 18px;
  background-position: 0 0, 0 9px, 9px -9px, -9px 0;
}

#qrResult.is-rendered > canvas,
#qrResult.is-rendered > svg {
  display: block;
}

.qr-preview-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  min-height: 320px;
  padding: 1.5rem;
  border: 1px dashed rgba(15, 23, 42, 0.18);
  border-radius: 1.1rem;
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.92), rgba(241, 245, 249, 0.86));
  color: #475569;
}

.qr-preview-placeholder-icon {
  font-size: 2rem;
  color: #0d6efd;
}

.qr-preview-placeholder-text {
  max-width: 360px;
  margin: 0;
  text-align: center;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.qr-download-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.qr-download-actions[hidden] {
  display: none !important;
}

@media (min-width: 1200px) {
  .qr-floating-preview-panel {
    display: block;
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 1030;
    width: min(248px, calc(100vw - 2rem));
    margin-top: 0;
    padding: 0.45rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 1.2rem;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 24px 48px rgba(15, 23, 42, 0.18);
    backdrop-filter: blur(10px);
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px) scale(0.98);
    visibility: hidden;
    transition: opacity 0.14s ease, transform 0.14s ease, visibility 0s linear 0.14s;
  }

  .qr-floating-preview-panel.is-floating {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0) scale(1);
    visibility: visible;
    transition-delay: 0s;
  }

  .qr-floating-preview-panel.has-rendered-qr {
    background-color: rgba(248, 250, 252, 0.94);
    background-image:
      linear-gradient(45deg, rgba(226, 232, 240, 0.42) 25%, transparent 25%),
      linear-gradient(-45deg, rgba(226, 232, 240, 0.42) 25%, transparent 25%),
      linear-gradient(45deg, transparent 75%, rgba(226, 232, 240, 0.42) 75%),
      linear-gradient(-45deg, transparent 75%, rgba(226, 232, 240, 0.42) 75%);
    background-size: 18px 18px;
    background-position: 0 0, 0 9px, 9px -9px, -9px 0;
  }

  .qr-floating-preview-panel #qrFloatingResult > canvas,
  .qr-floating-preview-panel #qrFloatingResult > svg {
    max-width: 218px;
    max-height: 218px;
  }

  .qr-floating-preview-panel #qrFloatingResult.is-rendered {
    line-height: 0;
  }

  .qr-floating-preview-panel.has-rendered-qr #qrFloatingResult.is-rendered {
    min-height: 0;
    margin: 0;
    padding: 0;
    border: none;
    border-radius: 0;
    background: transparent;
  }

  .qr-floating-preview-panel .qr-preview-placeholder {
    min-height: 218px;
  }

  .qr-floating-preview-panel .qr-preview-placeholder-text {
    max-width: 100%;
    line-height: 1.35;
  }
}

@media (max-width: 767.98px) {
  .qr-style-select-grid {
    grid-template-columns: 1fr;
  }

  .qr-visual-summary {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .qr-visual-summary-meta {
    margin-left: 0;
  }

  .qr-visual-card .card-body {
    padding: 0.95rem;
  }

  .qr-presets-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .qr-logo-preview-wrap {
    align-items: flex-start;
  }

  .qr-preview-placeholder {
    min-height: 260px;
  }
}