/* "Ask an AI for a summary" box (inc/ai-summary.php): end of blog posts and glossary definitions.
 * 8 buttons: 4 x 2 on desktop and tablet, 2 columns on phones. The links are pseudo-links (.o-link, ux.js). */
.ai-sum { position: relative; border: 1px solid var(--edge); border-radius: 15px; padding: 22px; background: #fff; box-shadow: var(--shadow-sm); margin: 44px 0 0; }
.ai-sum + .author-box { margin-top: 20px; }
.ai-sum-head { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 16px; }
.ai-sum-badge { flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: #eef4ff; color: var(--blue); }
.ai-sum-badge svg { width: 20px; height: 20px; }
.ai-sum-title { font-size: 1.02rem; font-weight: 800; letter-spacing: -.01em; line-height: 1.3; color: #0c1f41; margin: 0 0 3px; }
.ai-sum-text { font-size: .9rem; color: var(--muted); margin: 0; line-height: 1.5; }
.ai-sum-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.ai-sum-list li { margin: 0; padding: 0; min-width: 0; display: flex; }
.ai-sum-link { flex: 1; min-width: 0; display: flex; align-items: center; gap: 10px; min-height: 54px; padding: 10px 14px; border: 1px solid var(--edge); border-radius: 12px; background: #f7faff; color: var(--ink); font-size: .9rem; font-weight: 700; line-height: 1.2; cursor: pointer; user-select: none; transition: border-color .15s, background-color .15s, box-shadow .15s, transform .15s; }
.ai-sum-link:hover { border-color: var(--blue); background: #fff; box-shadow: 0 6px 16px rgba(23, 101, 244, .1); transform: translateY(-1px); }
.ai-sum-link:focus-visible { outline: none; border-color: var(--blue); background: #fff; box-shadow: var(--focus); border-radius: 12px; }
.ai-sum-name { display: block; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ai-sum-icon { display: block; flex: none; width: 24px; height: 24px; }
.ai-sum-link.is-chatgpt .ai-sum-icon, .ai-sum-link.is-grok .ai-sum-icon { color: #0d0d0d; }
.ai-sum-link.is-claude .ai-sum-icon { color: #d97757; }
.ai-sum-link.is-perplexity .ai-sum-icon { color: #1a8a99; }
.ai-sum-link.is-mistral .ai-sum-icon { color: #fa520f; }
.ai-sum-link.is-deepseek .ai-sum-icon { color: #4d6bfe; }
/* Google "preferred sources": a call-to-action card under the buttons (whole card clickable). */
.ai-sum-pref { margin: 18px 0 0; }
.ai-sum-pref-link { display: flex; align-items: center; gap: 16px; padding: 16px 18px; border: 1px solid #cfe0ff; border-radius: 14px; background: linear-gradient(120deg, #f2f7ff 0%, #ffffff 55%, #f6fbf4 100%); color: var(--ink); cursor: pointer; user-select: none; text-decoration: none; transition: border-color .15s, box-shadow .15s, transform .15s; }
.ai-sum-pref-link:hover { border-color: var(--blue); box-shadow: 0 10px 24px rgba(23, 101, 244, .14); transform: translateY(-1px); }
.ai-sum-pref-link:focus-visible { outline: none; border-color: var(--blue); box-shadow: var(--focus); }
.ai-sum-pref-g { flex: none; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: #fff; box-shadow: 0 2px 8px rgba(16, 36, 73, .12); }
.ai-sum-pref-g .ai-sum-icon { width: 26px; height: 26px; }
.ai-sum-pref-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.ai-sum-pref-title { font-size: 1rem; font-weight: 800; line-height: 1.3; color: #0c1f41; letter-spacing: -.01em; }
.ai-sum-pref-text { font-size: .86rem; line-height: 1.45; color: var(--muted); }
.ai-sum-pref-cta { flex: none; display: inline-flex; align-items: center; gap: 6px; padding: 10px 16px; border-radius: 999px; background: var(--blue); color: #fff; font-size: .9rem; font-weight: 700; line-height: 1; box-shadow: 0 4px 12px rgba(23, 101, 244, .28); transition: background-color .15s; }
.ai-sum-pref-link:hover .ai-sum-pref-cta { background: var(--blue-dark); }
/* Status after a copy (Gemini, DeepSeek): announced by screen readers (role="status"), visible 6 s. */
.ai-sum-toast { position: fixed; left: 50%; bottom: 24px; z-index: 60; transform: translate(-50%, 12px); max-width: calc(100vw - 32px); margin: 0; padding: 10px 16px; border-radius: 10px; background: #102449; color: #fff; font-size: .9rem; font-weight: 600; box-shadow: 0 12px 30px rgba(16, 36, 73, .25); opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; }
.ai-sum-toast:empty { padding: 0; }
.ai-sum-toast.is-on { opacity: 1; transform: translate(-50%, 0); }

@media (min-width: 961px) and (max-width: 1100px) {
	.ai-sum-link { padding: 10px; gap: 8px; font-size: .86rem; }
}
@media (max-width: 560px) {
	.ai-sum { padding: 18px 16px; }
	.ai-sum-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
	.ai-sum-link { min-height: 52px; padding: 10px 12px; }
	.ai-sum-badge { width: 34px; height: 34px; border-radius: 10px; }
	.ai-sum-pref-link { flex-wrap: wrap; gap: 12px 14px; padding: 14px; }
	.ai-sum-pref-g { width: 42px; height: 42px; align-self: flex-start; }
	.ai-sum-pref-body { flex-basis: calc(100% - 60px); }
	.ai-sum-pref-cta { width: 100%; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
	.ai-sum-link, .ai-sum-toast, .ai-sum-pref-link { transition: none; }
	.ai-sum-link:hover, .ai-sum-pref-link:hover { transform: none; }
}
@media print {
	.ai-sum { display: none; }
}