/**
 * QR Generator tool - tool-specific styling only.
 * Pure CSS layout (no Tailwind/utility dependency). Shared form controls: tools-utilities.css
 */

/* ===== Two-column layout: form left, results right on desktop ===== */
.tool-qr-generator .qr-generator-section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.tool-qr-generator .qr-generator-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.tool-qr-generator .qr-generator-layout > * {
  min-width: 0;
}

@media (min-width: 1024px) {
  .tool-qr-generator .qr-generator-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .tool-qr-generator .qr-generator__results {
    position: sticky;
    top: var(--space-8);
  }
}

/* ===== QR preview placeholder (no QR generated yet) ===== */
.tool-qr-generator .qr-preview-placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 20rem;
  aspect-ratio: 1;
  margin: 0 auto var(--space-6);
  background: var(--glass);
  border: 2px solid var(--line2);
  border-radius: var(--r, 20px);
  color: var(--muted);
}

.tool-qr-generator .qr-preview-placeholder-icon {
  width: 5rem;
  height: 5rem;
  flex-shrink: 0;
  opacity: 0.6;
}

/* ===== Success state: QR result image wrapper (no white background) ===== */
.tool-qr-generator .qr-result-image-wrap {
  display: inline-block;
  padding: var(--space-6);
  background: var(--glass);
  border: 1px solid var(--line2);
  border-radius: 16px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
}

.tool-qr-generator .qr-result-image-wrap img {
  max-width: 100%;
  height: auto;
  max-width: 20rem;
  display: block;
}

/* ===== Scanability card ===== */
.tool-qr-generator .qr-scanability-card {
  margin-bottom: var(--space-6);
  padding: var(--space-5);
  border: 1px solid var(--line2);
  border-radius: 14px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.045) 0%,
    rgba(255, 255, 255, 0.015) 100%
  );
}

.tool-qr-generator .qr-scanability-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.tool-qr-generator .qr-scanability-head-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  border: 1px solid rgba(var(--cta-rgb), 0.35);
  background: rgba(var(--cta-rgb), 0.14);
  color: var(--cta);
}

.tool-qr-generator .qr-scanability-head-icon-svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.tool-qr-generator .qr-scanability-title {
  margin: 0;
  color: var(--fg);
  font-size: var(--font-size-base);
  font-weight: 600;
}

.tool-qr-generator .qr-scanability-status {
  display: grid;
  gap: var(--space-2);
}

.tool-qr-generator .qr-scanability-main {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.tool-qr-generator .qr-scanability-dot {
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 999px;
  background: #f59e0b;
  box-shadow: 0 0 0 5px rgba(245, 158, 11, 0.14);
}

.tool-qr-generator .qr-scanability-text {
  color: var(--muted);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.tool-qr-generator .qr-scanability-meta {
  color: var(--muted);
  font-size: var(--font-size-xs);
  line-height: 1.5;
}

.tool-qr-generator .qr-scanability-status[data-state="pass"] .qr-scanability-dot {
  background: #22c55e;
  box-shadow: 0 0 0 5px rgba(34, 197, 94, 0.14);
}

.tool-qr-generator .qr-scanability-status[data-state="pass"] .qr-scanability-text {
  color: #22c55e;
}

.tool-qr-generator .qr-scanability-status[data-state="warn"] .qr-scanability-dot {
  background: #f59e0b;
  box-shadow: 0 0 0 5px rgba(245, 158, 11, 0.14);
}

.tool-qr-generator .qr-scanability-status[data-state="warn"] .qr-scanability-text {
  color: #f59e0b;
}

.tool-qr-generator .qr-scanability-status[data-state="fail"] .qr-scanability-dot {
  background: #ef4444;
  box-shadow: 0 0 0 5px rgba(239, 68, 68, 0.14);
}

.tool-qr-generator .qr-scanability-status[data-state="fail"] .qr-scanability-text {
  color: #ef4444;
}

/* ===== Step-by-step stepper (like invoice generator) ===== */
.tool-qr-generator .qr-stepper {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.tool-qr-generator .qr-stepper-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--line2);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.tool-qr-generator .qr-stepper-dot:hover {
  background: var(--muted);
}

.tool-qr-generator .qr-stepper-dot.is-active {
  background: var(--cta);
  transform: scale(1.2);
}

.tool-qr-generator .qr-stepper-sep {
  width: 12px;
  height: 2px;
  background: var(--line2);
  border-radius: 1px;
}

/* ===== Logo upload: drag-and-drop zone ===== */
.tool-qr-generator .qr-logo-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 8rem;
  padding: var(--space-6);
  background: var(--glass);
  border: 2px dashed var(--line2);
  border-radius: 12px;
  color: var(--muted);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s, color 0.2s;
}

.tool-qr-generator .qr-logo-dropzone:hover,
.tool-qr-generator .qr-logo-dropzone.qr-logo-dropzone--dragover {
  border-color: var(--cta);
  background: rgba(var(--cta-rgb), 0.06);
  color: var(--fg);
}

.tool-qr-generator .qr-logo-dropzone-icon {
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: var(--space-2);
  color: var(--muted);
  flex-shrink: 0;
}

.tool-qr-generator .qr-logo-dropzone:hover .qr-logo-dropzone-icon,
.tool-qr-generator .qr-logo-dropzone.qr-logo-dropzone--dragover .qr-logo-dropzone-icon {
  color: var(--cta);
}

.tool-qr-generator .qr-logo-dropzone-text {
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-1);
}

.tool-qr-generator .qr-logo-dropzone-hint {
  font-size: var(--font-size-xs);
  opacity: 0.8;
}

.tool-qr-generator .qr-logo-upload-input {
  position: absolute;
  width: 0.1px;
  height: 0.1px;
  opacity: 0;
  overflow: hidden;
  z-index: -1;
}

/* Features section (design tokens only) */
.tool-qr-generator .qr-features-section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

@media (min-width: 640px) {
  .tool-qr-generator .qr-features-section {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
  }
}

/* ===== Mobile-friendly layout (pure CSS) ===== */
@media (max-width: 768px) {
  .tool-qr-generator .glass.border-line2.rounded-3xl {
    padding: var(--space-4) var(--space-5);
  }

  .tool-qr-generator .glass.border-line2.rounded-3xl.p-8 {
    padding: var(--space-4) var(--space-5);
  }

  /* Results panel: no sticky on small screens so content flows in one column */
  .tool-qr-generator .sticky {
    position: relative;
    top: 0;
  }

  .tool-qr-generator .qr-stepper-dot {
    min-width: 44px;
    min-height: 44px;
    width: 44px;
    height: 44px;
  }

  .tool-qr-generator .btn {
    min-height: 44px;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .tool-qr-generator #downloadPNG,
  .tool-qr-generator #downloadJPG,
  .tool-qr-generator #downloadSVG,
  .tool-qr-generator #copyToClipboard {
    min-height: 44px;
    padding: 12px 16px;
  }

  .tool-qr-generator .qr-result-image-wrap img {
    max-width: 100%;
  }

  .tool-qr-generator .qr-preview-placeholder {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .tool-qr-generator .glass.border-line2.rounded-3xl.p-8,
  .tool-qr-generator .glass.border-line2.rounded-3xl {
    padding: var(--space-3) var(--space-4);
  }

}