/* KayoLife — single blog post (single.php).
   Loads alongside main.css (shared header/footer + design tokens).
   Prose styling mirrors the Review design's article layout. */

.single { width: 100%; overflow-x: hidden; }

/* ===== Article hero ===== */
.single-hero { background: radial-gradient(900px 380px at 15% -10%, #EEF2FF 0%, transparent 55%), #fff; }
.single-hero__inner { max-width: 820px; margin: 0 auto; padding: 44px 24px 24px; }
.single-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--kl-muted); margin-bottom: 22px; flex-wrap: wrap; }
.single-breadcrumb a { color: var(--kl-muted); }
.single-breadcrumb a:hover { color: var(--kl-blue); }
.single-breadcrumb .sep { color: var(--kl-muted); }
.single-breadcrumb .current { color: #374151; font-weight: 500; }
.single-cat-pill { display: inline-flex; align-items: center; gap: 8px; background: #EEF2FF; color: var(--kl-blue); font-weight: 600; font-size: 13px; padding: 7px 14px; border-radius: 999px; border: 1px solid #DBE4FF; }
.single-hero h1 { font-size: 44px; line-height: 1.1; font-weight: 800; margin: 20px 0 18px; }
.single-meta { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; color: var(--kl-muted); font-size: 14px; }
.single-meta__author { display: flex; align-items: center; gap: 10px; }
.single-meta__avatar { width: 38px; height: 38px; border-radius: 50%; background: var(--kl-gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-family: var(--kl-font-display); font-weight: 700; font-size: 14px; overflow: hidden; }
.single-meta__avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.single-meta__author strong { color: var(--kl-ink); }
.single-meta__sep { color: var(--kl-muted); }

/* ===== Featured image ===== */
.single-featured { max-width: 900px; margin: 12px auto 0; padding: 0 24px; }
.single-featured img { width: 100%; border-radius: 24px; box-shadow: 0 30px 60px -24px rgba(17, 24, 39, .28); }

/* ===== Ad slot wrapper (header placement) ===== */
.single-ad-wrap { max-width: 900px; margin: 24px auto 0; padding: 0 24px; display: flex; justify-content: center; }

/* ===== Two-column layout: article + sidebar ===== */
.single-layout { max-width: 1120px; margin: 32px auto 0; padding: 0 24px; display: flex; gap: 48px; align-items: flex-start; }
.single-layout__main { flex: 1; min-width: 0; }

.single-sidebar { width: 320px; flex-shrink: 0; position: sticky; top: 96px; display: flex; flex-direction: column; gap: 20px; }
.single-sidebar__card { background: #fff; border: 1px solid var(--kl-border); border-radius: 20px; padding: 22px; box-shadow: 0 2px 4px rgba(17, 24, 39, .03); }
.single-sidebar__eyebrow { font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--kl-muted); margin-bottom: 14px; }
.single-toc { display: flex; flex-direction: column; gap: 2px; }
.single-toc__link { font-size: 14px; padding: 7px 12px; border-radius: 9px; color: #4B5563; font-weight: 500; transition: background .2s, color .2s; }
.single-toc__link:hover { background: #F1F5FF; color: var(--kl-blue); }
.single-toc__link.is-active { background: #F1F5FF; color: var(--kl-blue); font-weight: 600; }
.single-toc__link--h3 { padding-left: 24px; font-size: 13px; }

.single-sidebar .widget { background: #fff; border: 1px solid var(--kl-border); border-radius: 20px; padding: 22px; box-shadow: 0 2px 4px rgba(17, 24, 39, .03); }
.single-sidebar .widget-title { font-family: var(--kl-font-display); font-size: 16px; font-weight: 600; margin-bottom: 14px; }

/* ===== Article body / prose ===== */
.single-body { padding: 8px 0 0; }
.prose { font-size: 17px; line-height: 1.75; color: #374151; }
.prose > * + * { margin-top: 18px; }
.prose p { margin-bottom: 18px; }
.prose h2 { font-family: var(--kl-font-display); font-size: 30px; font-weight: 700; margin: 44px 0 18px; color: var(--kl-ink); scroll-margin-top: 96px; }
.prose h3 { font-family: var(--kl-font-display); font-size: 23px; font-weight: 600; margin: 32px 0 14px; color: var(--kl-ink); scroll-margin-top: 96px; }
.prose h4 { font-family: var(--kl-font-display); font-size: 19px; font-weight: 600; margin: 26px 0 12px; color: var(--kl-ink); }
.prose a { color: var(--kl-blue); text-decoration: underline; text-underline-offset: 2px; }
.prose a:hover { color: var(--kl-violet); }
.prose ul, .prose ol { padding-left: 24px; margin-bottom: 18px; }
.prose li { margin-bottom: 8px; }
.prose img { border-radius: 16px; margin: 24px 0; }
.prose blockquote { margin: 24px 0; padding: 6px 22px; border-left: 4px solid var(--kl-violet); background: var(--kl-surface); border-radius: 0 12px 12px 0; color: #4B5563; font-style: italic; }
.prose code { background: #F1F5F9; padding: 2px 6px; border-radius: 6px; font-size: .9em; }
.prose pre { background: var(--kl-ink); color: #E5E7EB; padding: 20px 22px; border-radius: 16px; overflow-x: auto; margin: 24px 0; }
.prose pre code { background: transparent; padding: 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15px; }
.prose th, .prose td { border: 1px solid var(--kl-border); padding: 12px 14px; text-align: left; }
.prose th { background: var(--kl-surface); font-family: var(--kl-font-display); }
.prose hr { border: none; border-top: 1px solid var(--kl-border); margin: 36px 0; }
.prose figure { margin: 24px 0; }
.prose figcaption { font-size: 13px; color: var(--kl-muted); text-align: center; margin-top: 8px; }

/* ===== Tags ===== */
.single-tags { margin: 28px 0 0; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.single-tags__label { font-size: 13px; font-weight: 600; color: var(--kl-muted); margin-right: 4px; }
.single-tag { font-size: 13px; font-weight: 500; color: #374151; background: var(--kl-surface); border: 1px solid var(--kl-border); padding: 6px 13px; border-radius: 999px; transition: background .2s, color .2s; }
.single-tag:hover { background: var(--kl-blue); color: #fff; }

/* ===== Share row ===== */
.single-share { margin: 24px 0 0; padding: 20px 0; border-top: 1px solid var(--kl-border); border-bottom: 1px solid var(--kl-border); display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.single-share__label { font-family: var(--kl-font-display); font-weight: 600; font-size: 15px; }
.single-share__links { display: flex; gap: 10px; }
.single-share__links a { width: 38px; height: 38px; border-radius: 11px; background: var(--kl-surface); border: 1px solid var(--kl-border); display: flex; align-items: center; justify-content: center; color: #374151; transition: background .2s, color .2s, border-color .2s; }
.single-share__links a:hover { background: var(--kl-blue); color: #fff; border-color: var(--kl-blue); }

/* ===== Author box ===== */
.single-author { margin: 40px 0 0; }
.single-author__inner { display: flex; gap: 20px; background: var(--kl-surface); border: 1px solid var(--kl-border); border-radius: 20px; padding: 26px; }
.single-author__avatar { flex-shrink: 0; width: 64px; height: 64px; border-radius: 50%; background: var(--kl-gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-family: var(--kl-font-display); font-weight: 700; font-size: 22px; overflow: hidden; }
.single-author__avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; }
.single-author__name { font-family: var(--kl-font-display); font-weight: 600; font-size: 18px; }
.single-author__role { font-size: 14px; color: var(--kl-violet); font-weight: 500; margin-bottom: 8px; }
.single-author__bio { font-size: 15px; color: var(--kl-muted); line-height: 1.6; }
.single-author__links { display: flex; gap: 14px; margin-top: 12px; font-size: 13px; font-weight: 600; }

/* ===== Post navigation ===== */
.single-nav { margin: 40px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.single-nav__link { display: block; background: #fff; border: 1px solid var(--kl-border); border-radius: 16px; padding: 20px; box-shadow: 0 2px 4px rgba(17, 24, 39, .03); transition: transform .25s, box-shadow .25s; }
.single-nav__link:hover { transform: translateY(-4px); box-shadow: 0 24px 44px -18px rgba(17, 24, 39, .18); color: inherit; }
.single-nav__dir { font-size: 12px; font-weight: 600; color: var(--kl-muted); letter-spacing: .06em; text-transform: uppercase; }
.single-nav__title { font-family: var(--kl-font-display); font-size: 16px; font-weight: 600; margin-top: 6px; line-height: 1.35; color: var(--kl-ink); }
.single-nav__link--next { text-align: right; }

/* ===== Related posts ===== */
.single-related { max-width: 1120px; margin: 56px auto 0; padding: 0 24px; }
.single-related h2 { font-size: 26px; font-weight: 700; margin-bottom: 20px; }
.single-related__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.single-related__card { display: block; background: #fff; border: 1px solid var(--kl-border); border-radius: 20px; overflow: hidden; box-shadow: 0 2px 4px rgba(17, 24, 39, .03); transition: transform .25s, box-shadow .25s; }
.single-related__card:hover { transform: translateY(-6px); box-shadow: 0 24px 44px -18px rgba(17, 24, 39, .18); color: inherit; }
.single-related__thumb { height: 140px; background: linear-gradient(135deg, #DBEAFE, #EDE9FE); display: block; }
.single-related__thumb img { width: 100%; height: 100%; object-fit: cover; }
.single-related__body { padding: 18px; }
.single-related__cat { font-size: 12px; color: var(--kl-muted); }
.single-related__title { font-family: var(--kl-font-display); font-size: 16px; font-weight: 600; line-height: 1.35; margin: 6px 0 0; color: var(--kl-ink); }

/* ===== Comments ===== */
.single-comments { max-width: 760px; margin: 56px auto 0; padding: 0 24px 40px; }
.single-comments h2, .single-comments .comments-title, .single-comments .comment-reply-title { font-family: var(--kl-font-display); font-size: 24px; font-weight: 700; margin-bottom: 20px; }
.single-comments ol.comment-list { list-style: none; margin: 0 0 32px; padding: 0; }
.single-comments .comment-body { background: #fff; border: 1px solid var(--kl-border); border-radius: 16px; padding: 20px 22px; margin-bottom: 16px; }
.single-comments .comment-author { font-family: var(--kl-font-display); font-weight: 600; font-size: 15px; }
.single-comments .comment-author .says { display: none; }
.single-comments .comment-metadata { font-size: 12px; color: var(--kl-muted); margin: 4px 0 10px; }
.single-comments .comment-content { font-size: 15px; line-height: 1.7; color: #374151; }
.single-comments .children { list-style: none; margin: 0; padding-left: 28px; }
.single-comments .comment-form { display: flex; flex-direction: column; gap: 14px; }
.single-comments .comment-form label { font-size: 14px; font-weight: 600; color: #374151; display: block; margin-bottom: 6px; }
.single-comments .comment-form input[type="text"],
.single-comments .comment-form input[type="email"],
.single-comments .comment-form input[type="url"],
.single-comments .comment-form textarea { width: 100%; border: 1px solid #E5E9F0; background: var(--kl-surface); border-radius: 12px; padding: 12px 14px; font-family: var(--kl-font-body); font-size: 15px; outline: none; transition: border-color .2s; }
.single-comments .comment-form input:focus,
.single-comments .comment-form textarea:focus { border-color: var(--kl-blue); }
.single-comments .comment-form .form-submit input { background: var(--kl-gradient); color: #fff; font-weight: 600; font-size: 15px; padding: 13px 26px; border: none; border-radius: 13px; cursor: pointer; transition: transform .2s; }
.single-comments .comment-form .form-submit input:hover { transform: translateY(-2px); }

/* ===== Newsletter ===== */
.single-newsletter { max-width: 1120px; margin: 56px auto 0; padding: 20px 24px 90px; }
.single-newsletter__box { position: relative; overflow: hidden; border-radius: 28px; background: var(--kl-ink); padding: 56px 48px; text-align: center; }
.single-newsletter__box h2 { font-size: 30px; font-weight: 800; color: #fff; margin-bottom: 12px; }
.single-newsletter__box p { font-size: 16px; color: #9CA3AF; max-width: 460px; margin: 0 auto 26px; }
.single-newsletter__form { display: flex; gap: 12px; max-width: 460px; margin: 0 auto; flex-wrap: wrap; justify-content: center; }
.single-newsletter__input { flex: 1; min-width: 220px; border: none; outline: none; border-radius: 14px; padding: 15px 18px; font-family: var(--kl-font-body); font-size: 15px; }
.single-newsletter__submit { background: var(--kl-gradient); color: #fff; font-weight: 600; font-size: 15px; padding: 15px 26px; border-radius: 14px; border: none; cursor: pointer; white-space: nowrap; transition: transform .2s; }
.single-newsletter__submit:hover { transform: translateY(-2px); }

/* ===== Responsive ===== */
@media (max-width: 960px) {
	.single-layout { flex-direction: column; }
	.single-sidebar { width: 100%; position: static; }
}
@media (max-width: 900px) {
	.single-related__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
	.single-hero h1 { font-size: 30px; }
	.prose h2 { font-size: 25px; }
	.single-related__grid { grid-template-columns: 1fr; }
	.single-nav { grid-template-columns: 1fr; }
	.single-author__inner { flex-direction: column; }
}