/* AI Skills Hub — Components */

/* Tool Card */
.tool-card {
  display: block; background: var(--surface-card); border-radius: var(--radius-md);
  padding: var(--space-md); transition: all var(--dur-fast);
  border: 1px solid hsl(var(--hue),5%,88%); color: inherit;
}
.tool-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--color-primary-light); }
.tool-card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: var(--space-sm); }
.tool-card-logo { width: 44px; height: 44px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; }
.tool-card-badges { display: flex; gap: 4px; flex-wrap: wrap; }
.tool-card h3 { font-size: var(--text-base); margin-bottom: var(--space-xs); line-height: 1.3; }
.tool-card p { font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: var(--radius-full); font-size: var(--text-xs); font-weight: 600; }
.badge-free { background: hsl(170, 80%, 90%); color: hsl(170, 60%, 35%); }
.badge-paid { background: hsl(260, 60%, 90%); color: hsl(260, 50%, 45%); }
.badge-diff { font-weight: 600; }

/* Buttons */
.btn { display: inline-block; padding: 10px 22px; border-radius: var(--radius-full); font-weight: 600; font-size: var(--text-sm); transition: all var(--dur-fast); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-outline { border: 1.5px solid var(--color-primary); color: var(--color-primary); }

/* Favorite button */
.btn-fav { font-size: 1.3rem; padding: 4px; border-radius: var(--radius-full); transition: transform var(--dur-fast); }
.btn-fav:hover { transform: scale(1.2); }
.btn-fav.active { animation: heartBeat 0.4s ease; }
@keyframes heartBeat { 0%,100%{transform:scale(1)} 50%{transform:scale(1.3)} }

/* Detail Hero */
.detail-hero { display: flex; gap: var(--space-md); align-items: center; padding: var(--space-lg) 0; }
.detail-hero-icon { width: 72px; height: 72px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 2.5rem; flex-shrink: 0; }
.detail-hero h1 { font-size: var(--text-2xl); margin-bottom: var(--space-xs); }
.detail-meta { display: flex; gap: var(--space-sm); align-items: center; flex-wrap: wrap; margin-bottom: var(--space-sm); color: var(--text-secondary); font-size: var(--text-sm); }
.detail-actions { display: flex; gap: var(--space-sm); align-items: center; }

/* Capabilities Grid */
.capabilities-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: var(--space-sm); }
.cap-card { background: var(--surface-card); border: 1px solid hsl(var(--hue),5%,88%); border-radius: var(--radius-md); padding: var(--space-md); text-align: center; }
.cap-icon { font-size: 1.8rem; display: block; margin-bottom: var(--space-xs); }
.cap-card h4 { font-size: var(--text-sm); margin-bottom: 4px; }
.cap-card p { font-size: var(--text-xs); color: var(--text-secondary); }

/* Steps */
.steps-list { display: flex; flex-direction: column; gap: var(--space-lg); }
.step-card { display: flex; gap: var(--space-md); }
.step-num { width: 36px; height: 36px; border-radius: 50%; background: var(--color-primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: var(--text-sm); flex-shrink: 0; }
.step-content h4 { margin-bottom: var(--space-xs); }
.step-content p { color: var(--text-secondary); font-size: var(--text-sm); }
.step-screenshot { margin-top: var(--space-sm); border-radius: var(--radius-sm); overflow: hidden; border: 1px solid hsl(var(--hue),5%,85%); cursor: zoom-in; position: relative; }
.step-screenshot img { width: 100%; }
.step-hint { position: absolute; bottom: 8px; right: 8px; background: rgba(0,0,0,0.6); color: #fff; padding: 2px 8px; border-radius: var(--radius-sm); font-size: var(--text-xs); }

/* Price Table */
.price-table { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: var(--space-sm); }
.price-card { background: var(--surface-card); border: 1px solid hsl(var(--hue),5%,88%); border-radius: var(--radius-md); padding: var(--space-md); text-align: center; }
.price-card:first-child { border-color: var(--color-accent); border-width: 2px; }
.price-tier { font-weight: 700; font-size: var(--text-sm); margin-bottom: var(--space-xs); }
.price-amount { font-size: var(--text-2xl); font-weight: 700; color: var(--color-primary); }
.price-amount span { font-size: var(--text-sm); color: var(--text-tertiary); font-weight: 400; }
.price-card ul { margin-top: var(--space-sm); }
.price-card li { font-size: var(--text-sm); color: var(--text-secondary); padding: 4px 0; }

/* FAQ */
.faq-list { border-top: 1px solid hsl(var(--hue),5%,88%); }
.faq-item { border-bottom: 1px solid hsl(var(--hue),5%,88%); }
.faq-item summary { padding: var(--space-md) 0; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-item summary::after { content: '▾'; font-size: 0.8rem; transition: transform var(--dur-fast); }
.faq-item[open] summary::after { transform: rotate(180deg); }
.faq-answer { padding: 0 0 var(--space-md); color: var(--text-secondary); font-size: var(--text-sm); }

/* Related */
.related-tools { margin: var(--space-xl) 0; }

/* Tags */
.detail-tags { display: flex; flex-wrap: wrap; gap: var(--space-xs); margin: var(--space-lg) 0; }
.detail-tags .badge { background: var(--color-primary-light); color: var(--color-primary-dark); padding: 4px 12px; font-weight: 500; }

/* Who-for */
.who-for-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: var(--space-sm); }
.who-card { background: var(--surface-card); border: 1px solid hsl(var(--hue),5%,88%); border-radius: var(--radius-md); padding: var(--space-md); }
.who-role { font-weight: 700; margin-bottom: 4px; color: var(--color-primary); }
.who-card p { font-size: var(--text-sm); color: var(--text-secondary); }

/* Detail read check */
.detail-read-check { margin: var(--space-xl) 0; padding: var(--space-md); background: var(--surface-card); border-radius: var(--radius-md); text-align: center; }
.detail-read-check label { font-size: var(--text-sm); color: var(--text-secondary); cursor: pointer; }