/* =========================================================
   Website Tester — Page-level layout (hero, scan, results)
   ========================================================= */

/* ---------- Hero ---------- */
.hero {
  padding: var(--space-6) 0 var(--space-7);
  text-align: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-badge);
  background: var(--color-purple-light);
  border: 1px solid var(--color-purple-mid);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-purple);
  margin-bottom: var(--space-5);
}

.hero h1 {
  max-width: 780px;
  margin: 0 auto;
}

.hero-subtitle {
  max-width: 560px;
  margin: var(--space-4) auto 0;
  color: var(--color-text-secondary);
  font-size: 1.0625rem;
}

.scan-form {
  max-width: 620px;
  margin: var(--space-6) auto 0;
}

.scan-input-row {
  display: flex;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-input);
  padding: var(--space-1);
  box-shadow: var(--shadow-sm);
}

.scan-input-row .input {
  border: none;
  box-shadow: none;
  height: 44px;
}
.scan-input-row .input:focus { box-shadow: none; }

.scan-error {
  margin-top: var(--space-2);
  font-size: 0.8125rem;
  color: var(--color-error);
  text-align: left;
  padding-left: var(--space-2);
}

.example-sites {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.example-sites span { color: var(--color-text-secondary); font-size: 0.8125rem; }

.example-chip {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-badge);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.example-chip:hover { border-color: var(--color-purple-mid); background: var(--color-purple-light); color: var(--color-purple); }

/* ---------- Feature strip ---------- */
.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  padding-top: var(--space-6);
}

/* ---------- FAQ (native <details>/<summary> — crawlable without JS) ---------- */
.faq-item {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface);
  padding: var(--space-4) var(--space-5);
  transition: border-color var(--transition-base);
}

.faq-item + .faq-item { margin-top: var(--space-3); }
.faq-item:hover { border-color: var(--color-purple-mid); }
.faq-item[open] { border-color: var(--color-purple); }

.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9375rem;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

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

.faq-item summary::after {
  content: '+';
  flex-shrink: 0;
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  transition: transform var(--transition-base);
}

.faq-item[open] summary::after {
  content: '\2212';
  color: var(--color-purple);
}

.feature-item {
  padding: var(--space-5);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface);
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.feature-item:hover {
  border-color: var(--color-purple-mid);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--color-purple-light);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-3);
  color: var(--color-purple);
}

/* ---------- Scan / progress screen ---------- */
.scan-screen {
  max-width: 560px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-4) var(--space-9);
  text-align: center;
}

.scan-target {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  word-break: break-all;
}

.scan-spinner {
  width: 56px; height: 56px;
  margin: 0 auto var(--space-6);
  border-radius: 50%;
  border: 3px solid #F3F4F6;
  border-top-color: var(--color-text);
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.scan-steps {
  text-align: left;
  margin-top: var(--space-6);
}

.scan-step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  opacity: 0.5;
  transition: opacity var(--transition-base);
}

.scan-step:last-child { border-bottom: none; }

.scan-step.active {
  opacity: 1;
  color: var(--color-text);
  font-weight: 500;
}

.scan-step.done {
  opacity: 1;
  color: var(--color-text);
}

.scan-step-icon {
  width: 20px; height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scan-progress-track {
  margin-top: var(--space-6);
}

/* ---------- Results page ---------- */
.results-header {
  padding: var(--space-6) 0 var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.results-header-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.results-url {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  font-size: 1.0625rem;
}

.results-meta {
  color: var(--color-text-secondary);
  font-size: 0.8125rem;
  margin-top: var(--space-1);
}

.results-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.overview-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-7);
  align-items: center;
  margin-top: var(--space-6);
}

.overview-score-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.overview-verdict {
  font-weight: 600;
  font-size: 1.0625rem;
}

.results-body {
  padding-top: var(--space-6);
}

.results-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.category-detail-card {
  scroll-margin-top: 80px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-3);
}

.metric-tile {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface);
}

.metric-tile-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  margin-bottom: var(--space-1);
  display: flex;
  align-items: center;
  gap: 4px;
}

.metric-tile-value {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.metric-tile-unit {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-left: 2px;
}

.check-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}
.check-row:last-child { border-bottom: none; }

.check-row-icon { flex-shrink: 0; margin-top: 2px; }

.check-row-title { font-size: 0.9375rem; font-weight: 500; }
.check-row-desc { font-size: 0.8125rem; color: var(--color-text-secondary); margin-top: 2px; }

.stat-summary-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: var(--space-4) var(--space-5);
}

.stat-summary-item { display: flex; flex-direction: column; gap: 2px; }
.stat-summary-value { font-size: 1.5rem; font-weight: 700; }
.stat-summary-label { font-size: 0.8125rem; color: var(--color-text-secondary); }

/* Image grid */
.image-audit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-3);
}

.image-audit-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-surface);
}

.image-audit-thumb-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  position: relative;
}

.image-audit-thumb {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
  background: #F3F4F6;
  transition: opacity var(--transition-fast);
}

.image-audit-thumb-btn:hover .image-audit-thumb {
  opacity: 0.88;
}

/* Fallback state when an image URL 404s or can't be loaded (onerror in ui.js) */
.image-audit-thumb-error .image-audit-thumb {
  opacity: 0;
}

.image-audit-thumb-error::after {
  content: 'Preview unavailable';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16/10;
  background: #F3F4F6;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  font-weight: 500;
}

.image-audit-body { padding: var(--space-3) var(--space-4) var(--space-4); }
.image-audit-name { font-size: 0.8125rem; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.image-audit-dims { font-size: 0.75rem; color: var(--color-text-secondary); margin-top: 2px; }
.image-audit-note { font-size: 0.75rem; margin-top: var(--space-2); }

/* ---------- Image lightbox ---------- */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(17, 24, 39, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.lightbox-overlay.open { opacity: 1; }

.lightbox-content {
  max-width: min(90vw, 900px);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.lightbox-image {
  max-width: 100%;
  max-height: 75vh;
  object-fit: contain;
  border-radius: var(--radius-card);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
}

.lightbox-caption {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: #fff;
  text-align: center;
}

.lightbox-caption .text-secondary { color: rgba(255, 255, 255, 0.7); }

.lightbox-close {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.lightbox-close:hover { background: rgba(255, 255, 255, 0.22); }

/* PDF / print */
@media print {
  .site-header, .site-footer, .results-actions, .no-print { display: none !important; }
}

.btn-spinner {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

.btn-secondary .btn-spinner {
  border-color: rgba(17, 24, 39, 0.2);
  border-top-color: var(--color-text);
}

@media (max-width: 480px) {
  .lightbox-close { top: var(--space-3); right: var(--space-3); }
  .lightbox-content { max-width: 96vw; }
}


/* Scroll nav (category jump) — removed on mobile/tablet; desktop uses the
   sticky sidebar nav (.results-subnav-desktop) instead. */
.results-subnav {
  display: none;
}