/*
  qr-generator/qr-generator.css
  ================================
  Self-contained styles for QR Code Generator, following the same
  per-tool duplication pattern as remove-background.css / upscaler.css.
*/

.mea-tool-header {
  margin-bottom: 32px;
}

.mea-back-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mea-text-muted);
  margin-bottom: 20px;
}

.mea-back-link:hover {
  color: var(--mea-accent-text);
}

.mea-tool-header h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 38px);
  letter-spacing: 0.02em;
  margin: 8px 0 8px;
  color: var(--mea-text-primary);
}

.mea-tool-header p {
  font-size: 14.5px;
  color: var(--mea-text-secondary);
  margin: 0;
  max-width: 50ch;
}

.mea-tool-page {
  max-width: 880px;
  padding-top: 40px;
  padding-bottom: 64px;
}

[hidden] {
  display: none !important;
}

/* ---------- Two-column layout ---------- */

.mea-qr-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 700px) {
  .mea-qr-layout {
    grid-template-columns: 1fr;
  }
}

/* .mea-qr-controls itself needs no rules — it's just the left grid
   column, sized entirely by .mea-qr-layout's grid-template-columns. */

/* ---------- Controls column ---------- */

.mea-field {
  margin-bottom: 20px;
}

.mea-field label {
  display: block;
  font-size: 13px;
  color: var(--mea-text-secondary);
  margin-bottom: 8px;
}

.mea-field-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.mea-qr-textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  background: var(--mea-surface);
  border: 1px solid var(--mea-border);
  border-radius: var(--mea-radius-md);
  color: var(--mea-text-primary);
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
}

.mea-qr-textarea:focus {
  outline: none;
  border-color: var(--mea-accent);
}

.mea-qr-select {
  width: 100%;
  box-sizing: border-box;
  padding: 9px 12px;
  background: var(--mea-surface);
  border: 1px solid var(--mea-border);
  border-radius: var(--mea-radius-md);
  color: var(--mea-text-primary);
  font-size: 13.5px;
  font-family: inherit;
}

input[type="color"] {
  width: 100%;
  height: 40px;
  padding: 2px;
  background: var(--mea-surface);
  border: 1px solid var(--mea-border);
  border-radius: var(--mea-radius-md);
  cursor: pointer;
}

/* ---------- Logo drop zone (smaller variant of the standard drop zone) ---------- */

.mea-qr-logo-drop {
  border: 1px dashed var(--mea-border-strong);
  border-radius: var(--mea-radius-md);
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.mea-qr-logo-drop:hover,
.mea-qr-logo-drop.drag-active {
  border-color: var(--mea-accent);
  background: var(--mea-accent-muted);
}

.mea-qr-logo-drop p {
  margin: 0;
  color: var(--mea-text-secondary);
  font-size: 13px;
}

.mea-qr-logo-drop span {
  color: var(--mea-accent-text);
  font-weight: 600;
}

.mea-selected-file {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid var(--mea-border);
  border-radius: var(--mea-radius-md);
  background: var(--mea-surface);
}

.mea-selected-thumb {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: var(--mea-radius-sm);
  border: 1px solid var(--mea-border);
  flex-shrink: 0;
  background: #fff;
}

.mea-selected-info {
  flex: 1;
  min-width: 0;
}

.mea-selected-name {
  font-size: 13px;
  color: var(--mea-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

.mea-selected-remove {
  background: transparent;
  border: none;
  color: var(--mea-text-muted);
  font-size: 18px;
  line-height: 1;
  padding: 4px 8px;
  border-radius: var(--mea-radius-sm);
  cursor: pointer;
  flex-shrink: 0;
}

.mea-selected-remove:hover {
  color: var(--mea-danger-text);
  background: var(--mea-danger-bg);
}

.mea-qr-warning {
  font-size: 13px;
  color: var(--mea-warning-text, #d97706);
  background: var(--mea-warning-bg, rgba(217, 119, 6, 0.1));
  padding: 10px 12px;
  border-radius: var(--mea-radius-md);
  margin: 0;
}

/* ---------- Preview column ---------- */

.mea-qr-preview {
  position: sticky;
  top: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.mea-qr-canvas-wrap {
  width: 100%;
  max-width: 320px;
  aspect-ratio: 1 / 1;
  border-radius: var(--mea-radius-lg);
  border: 1px solid var(--mea-border);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}

.mea-qr-canvas-wrap canvas {
  max-width: 100%;
  max-height: 100%;
  display: block;
}

.mea-download-btn {
  display: block;
  width: 100%;
  max-width: 320px;
  text-align: center;
  padding: 13px;
  background: var(--mea-success);
  color: #061121;
  border-radius: var(--mea-radius-md);
  font-size: 14.5px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  box-sizing: border-box;
  transition: transform 0.15s ease;
}

.mea-download-btn:hover {
  transform: translateY(-1px);
}

.mea-download-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.mea-qr-watermark-note {
  font-size: 12px;
  color: var(--mea-text-muted);
  text-align: center;
  margin: 0;
  max-width: 280px;
}

/* ---------- FAQ (SEO) ---------- */

.mea-faq {
  margin-top: 48px;
  border-top: 1px solid var(--mea-border);
  padding-top: 24px;
}

.mea-faq h2 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 16px;
  color: var(--mea-text-primary);
}

.mea-faq-item {
  margin-bottom: 4px;
  border-bottom: 1px solid var(--mea-border);
}

.mea-faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--mea-text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mea-faq-item summary::-webkit-details-marker {
  display: none;
}

.mea-faq-item summary::after {
  content: "+";
  font-size: 18px;
  font-weight: 400;
  color: var(--mea-text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
  margin-left: 12px;
}

.mea-faq-item[open] summary::after {
  transform: rotate(45deg);
}

.mea-faq-item summary:hover {
  color: var(--mea-accent-text);
}

.mea-faq-item p {
  font-size: 13.5px;
  color: var(--mea-text-secondary);
  margin: 0 4px 16px;
}