/* ============================================================================
   N.O GROUP — QR CODE TOOL STYLES (v2)
   Thick black & white. High contrast. Clean. Batch + templates + frames.
   ========================================================================== */

.qr {
  --qr-line: #000;
  background: #fff;
  border: 3px solid #000;
  border-radius: 0;
  padding: clamp(1rem, 2.5vw, 1.75rem);
  box-shadow: 8px 8px 0 #000;
  position: relative;
  overflow: hidden;
}
.qr::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: #000;
  pointer-events: none;
}

/* badges */
.qr-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.qr-badge {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  padding: 0.4rem 0.85rem;
  border-radius: 0;
  border: 2px solid #000;
  background: #000;
  color: #fff;
  white-space: nowrap;
  text-transform: uppercase;
  font-weight: 700;
}
.qr-badge.is-private { background: #000; color: #fff; }
.qr-badge strong { color: #fff; font-weight: 700; }

/* kind selector */
.qr-kind-wrap {
  border: 3px solid #000;
  background: #fff;
  border-radius: 0;
  padding: 1rem;
  box-shadow: 5px 5px 0 #000;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.qr-kind-wrap label {
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #000;
  margin: 0;
}
.qr-kind-wrap select {
  font: inherit;
  font-size: 0.95rem;
  color: #000;
  background: #fff;
  border: 2px solid #000;
  border-radius: 0;
  padding: 0.5rem 0.8rem;
  box-shadow: 3px 3px 0 #000;
  cursor: pointer;
}

/* dynamic content fields */
.qr-fields {
  border: 3px solid #000;
  background: #fff;
  border-radius: 0;
  padding: 1rem;
  box-shadow: 5px 5px 0 #000;
  margin-bottom: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}
.qr-field-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.qr-field-row label {
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #000;
}
.qr-field-row input,
.qr-field-row select,
.qr-field-row textarea {
  width: 100%;
  font: inherit;
  font-size: 0.9rem;
  color: #000;
  background: #fff;
  border: 2px solid #000;
  border-radius: 0;
  padding: 0.5rem 0.7rem;
  box-shadow: 3px 3px 0 #000;
  box-sizing: border-box;
}
.qr-field-row textarea { resize: vertical; min-height: 60px; }

/* options grid */
.qr-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.qr-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.qr-field > span {
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #000;
}
.qr-field select,
.qr-field input[type="color"],
.qr-field input[type="number"],
.qr-field input[type="range"],
.qr-field input[type="checkbox"] {
  width: 100%;
  font: inherit;
  font-size: 0.85rem;
  color: #000;
  background: #fff;
  border: 2px solid #000;
  border-radius: 0;
  padding: 0.5rem 0.7rem;
  box-shadow: 3px 3px 0 #000;
}
.qr-field input[type="color"] { padding: 0.2rem; height: 48px; cursor: pointer; }
.qr-field input[type="range"] { accent-color: #000; cursor: pointer; }
.qr-field input[type="checkbox"] { width: auto; accent-color: #000; }

/* actions */
.qr-actions {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.qr .btn {
  border-radius: 0;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  box-shadow: 4px 4px 0 #000;
  border: 2px solid #000;
}
.qr .btn-sm { padding: 0.55rem 1.1rem; font-size: 0.8rem; }
.qr .btn-primary { background: #000; color: #fff; }
.qr .btn-primary:hover { background: #000; color: #fff; box-shadow: 6px 6px 0 #000; transform: translate(2px, 2px); }
.qr .btn-primary:disabled { opacity: 0.5; cursor: not-allowed; box-shadow: 4px 4px 0 #000; }
.qr .btn-ghost { background: #fff; color: #000; border: 2px solid #000; }
.qr .btn-ghost:hover { background: #f0f0f0; box-shadow: 6px 6px 0 #000; transform: translate(2px, 2px); }

/* QR preview */
.qr-preview {
  margin-top: 1rem;
  border: 3px solid #000;
  background: #fff;
  border-radius: 0;
  padding: 1rem;
  box-shadow: 5px 5px 0 #000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.qr-preview-title { font-size: 0.95rem; color: #000; font-weight: 800; text-transform: uppercase; letter-spacing: 0.03em; }
.qr-canvas-wrap {
  border: 4px solid #000;
  background: #fff;
  box-shadow: 6px 6px 0 #000;
  padding: 0.25rem;
  display: inline-block;
}
.qr-canvas-wrap canvas {
  display: block;
  background: #fff;
  image-rendering: pixelated;
}
.qr-empty { color: #333; font-weight: 600; font-size: 0.9rem; }

/* batch */
.qr-batch {
  margin-top: 1rem;
  border: 3px solid #000;
  background: #fff;
  border-radius: 0;
  padding: 1rem;
  box-shadow: 5px 5px 0 #000;
}
.qr-batch-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}
.qr-batch-count { font-family: var(--font-mono, monospace); font-size: 0.8rem; color: #000; font-weight: 700; }
.qr-batch-list { display: grid; gap: 0.6rem; }
.qr-batch-item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) auto;
  gap: 0.85rem;
  align-items: center;
  border: 3px solid #000;
  background: #fff;
  border-radius: 0;
  padding: 0.65rem 0.75rem;
  cursor: pointer;
  box-shadow: 4px 4px 0 #000;
  transition: box-shadow 0.15s, transform 0.1s;
}
.qr-batch-item:hover { box-shadow: 6px 6px 0 #000; transform: translate(1px, 1px); }
.qr-batch-item.is-selected { border-color: #000; background: #000; color: #fff; box-shadow: 6px 6px 0 #000; }
.qr-batch-item.is-selected .qr-batch-name,
.qr-batch-item.is-selected .qr-batch-meta,
.qr-batch-item.is-selected .qr-batch-status { color: #fff; }
.qr-batch-thumb canvas { display: block; background: #fff; border: 2px solid #000; }
.qr-batch-name { font-weight: 800; font-size: 0.85rem; color: #000; text-transform: uppercase; letter-spacing: 0.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.qr-batch-meta { font-size: 0.75rem; color: #333; font-weight: 600; }
.qr-batch-status { font-family: var(--font-mono, monospace); font-size: 0.68rem; color: #000; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; }
.qr-batch-del {
  background: #000; color: #fff; border: 2px solid #000; border-radius: 0;
  width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
  font-size: 1rem; line-height: 1; cursor: pointer; box-shadow: 3px 3px 0 #000;
}
.qr-batch-del:hover { box-shadow: 5px 5px 0 #000; transform: translate(1px, 1px); }

/* download */
.qr-download {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin-top: 0.75rem;
}

/* SEO content blocks */
.tool-compare { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.tool-compare th, .tool-compare td { text-align: left; padding: 0.7rem 0.8rem; border-bottom: 2px solid #000; border: 1px solid #000; }
.tool-compare th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: #000; background: #fff; font-weight: 800; }
.tool-compare td:first-child { color: #000; font-weight: 700; background: #fafafa; }
.tool-compare .yes { color: #000; font-weight: 800; background: #e0e0e0; }
.tool-compare .no { color: #000; font-weight: 700; background: #f0f0f0; }
.tool-faq details {
  border: 3px solid #000;
  border-radius: 0;
  padding: 0.9rem 1.1rem;
  margin-bottom: 0.6rem;
  background: #fff;
  box-shadow: 4px 4px 0 #000;
}
.tool-faq summary { cursor: pointer; font-weight: 800; color: #000; text-transform: uppercase; letter-spacing: 0.03em; }
.tool-faq details p { margin-top: 0.6rem; color: #333; font-size: 0.94rem; font-weight: 600; }
.tool-steps { counter-reset: step; display: grid; gap: 0.7rem; }
.tool-steps li {
  counter-increment: step;
  border: 3px solid #000;
  border-radius: 0;
  padding: 0.9rem 1.1rem 0.9rem 3.4rem;
  position: relative;
  background: #fff;
  font-size: 0.95rem;
  color: #000;
  font-weight: 700;
  box-shadow: 4px 4px 0 #000;
}
.tool-steps li::before {
  content: counter(step);
  position: absolute;
  left: 1rem; top: 0.85rem;
  width: 1.7rem; height: 1.7rem;
  border-radius: 0;
  background: #000;
  color: #fff;
  font-weight: 900;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
  box-shadow: 3px 3px 0 #000;
}
.tool-links { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tool-links a {
  border: 2px solid #000;
  border-radius: 0;
  padding: 0.45rem 0.9rem;
  font-size: 0.88rem;
  color: #000;
  background: #fff;
  font-weight: 700;
  transition: border-color 0.2s, color 0.2s, box-shadow 0.15s;
  box-shadow: 3px 3px 0 #000;
}
.tool-links a:hover { border-color: #000; color: #000; background: #f0f0f0; box-shadow: 5px 5px 0 #000; }

@media (max-width: 640px) {
  .qr-fields { grid-template-columns: 1fr; }
  .qr-options { grid-template-columns: 1fr; }
  .qr-download { grid-template-columns: 1fr; }
  .qr-batch-item { grid-template-columns: 72px minmax(0, 1fr) auto; }
  .qr-batch-thumb canvas { width: 72px; height: 72px; }
}