/*!
 * WeddingAI Free Tools — shared UI styles (v1.0.0)
 * Loaded via <link rel="stylesheet" href="/styles/tools.css?v=1.0.0">
 * on every /tools/* page. Keeps inline CSS inside each tool page minimal:
 * only tool-specific controls live in the page-local <style> block.
 *
 * Naming convention: every class here is prefixed wa-tool- to avoid colliding
 * with the main site styles at /styles.min.css.
 */

.wa-tool-shell {
  max-width: 920px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.wa-tool-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--spacing-lg);
}

.wa-tool-card h2 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.wa-tool-dropzone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
  cursor: pointer;
  background: var(--color-bg-alt);
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.wa-tool-dropzone:hover,
.wa-tool-dropzone:focus-visible,
.wa-tool-dropzone.is-drag-over {
  background: #fff7e6;
  border-color: var(--color-primary);
  outline: none;
  transform: translateY(-1px);
}

.wa-tool-dropzone-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  margin-bottom: 0.4rem;
  color: var(--color-secondary);
}

.wa-tool-dropzone-hint {
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

.wa-tool-dropzone input[type="file"] {
  display: none;
}

.wa-tool-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.wa-tool-control {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.wa-tool-control label {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-secondary);
}

.wa-tool-control select,
.wa-tool-control input[type="number"],
.wa-tool-control input[type="text"] {
  font-family: inherit;
  font-size: 0.9375rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--color-text);
}

.wa-tool-control input[type="range"] {
  width: 100%;
  accent-color: var(--color-primary);
}

.wa-tool-control small {
  color: var(--color-text-light);
  font-size: 0.8125rem;
}

.wa-tool-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.wa-tool-file-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: var(--spacing-md);
}

.wa-tool-file-row {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.75rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color 0.15s ease;
}

.wa-tool-file-row.wa-tool-status-working { border-color: var(--color-primary); }
.wa-tool-file-row.wa-tool-status-done { border-color: #c5e1a5; background: #f7fbf0; }
.wa-tool-file-row.wa-tool-status-error { border-color: #ef9a9a; background: #fff5f5; }

.wa-tool-thumb {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 1.25rem;
}

.wa-tool-thumb-ph { font-weight: 700; }

.wa-tool-meta { min-width: 0; }

.wa-tool-name {
  font-weight: 600;
  font-size: 0.9375rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-secondary);
}

.wa-tool-sub {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-top: 0.2rem;
}

.wa-tool-err {
  font-size: 0.8125rem;
  color: #b00020;
  margin-top: 0.4rem;
}

.wa-tool-actions-row { justify-content: flex-end; }

.wa-tool-spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: wa-tool-spin 0.8s linear infinite;
}

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

.wa-tool-empty {
  text-align: center;
  padding: var(--spacing-md);
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

.wa-tool-summary {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
}

.wa-tool-summary strong {
  color: var(--color-secondary);
  margin-right: 0.3rem;
}

.wa-tool-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.wa-tool-preview figure {
  margin: 0;
  text-align: center;
}

.wa-tool-preview img {
  width: 100%;
  height: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
}

.wa-tool-preview figcaption {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-top: 0.4rem;
}

.wa-tool-banner {
  background: linear-gradient(135deg, #fff7e6 0%, #fdfbf8 100%);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  margin-top: var(--spacing-md);
}

.wa-tool-banner strong { color: var(--color-secondary); }

.btn-small {
  padding: 0.4rem 0.85rem !important;
  font-size: 0.8125rem !important;
}

/* Privacy strip — appears once per tool, explains "runs in your browser". */
.wa-tool-privacy {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-top: var(--spacing-sm);
}

.wa-tool-privacy::before {
  content: '🔒';
  font-size: 0.9rem;
}

/* Hub (tools/index) layout */
.wa-tool-hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-md);
}

.wa-tool-hub-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  color: inherit;
  text-decoration: none;
}

.wa-tool-hub-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.wa-tool-hub-card-icon {
  font-size: 1.75rem;
  line-height: 1;
}

.wa-tool-hub-card h3 {
  font-size: 1.0625rem;
  color: var(--color-secondary);
  margin: 0;
}

.wa-tool-hub-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin: 0;
}

.wa-tool-hub-card .wa-tool-hub-tag {
  display: inline-block;
  margin-top: auto;
  padding-top: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
}

@media (max-width: 600px) {
  .wa-tool-file-row {
    grid-template-columns: 56px 1fr;
    grid-template-rows: auto auto;
  }
  .wa-tool-thumb { width: 56px; height: 56px; }
  .wa-tool-actions-row {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}