/* ============================================================
   KuraChat theme — "kura" design system (Geist + cool blue-grey)
   ============================================================ */

:root {
	--ink: #0b1424;
	--slate: #3d4858;
	--ash: #7a8699;
	--mist: #dde3ec;
	--cloud: #eef2f7;
	--snow: #f5f8fb;
	--white: #ffffff;
	--blue: #2563eb;
	--blue-dark: #1d4ed8;
	--blue-tint: #eaf2ff;
	--violet: #7c3aed;
	--line: #e4e9f5;
	--radius-sm: 4px;
	--radius-md: 6px;
	--radius-lg: 8px;
	--radius-xl: 12px;
	--maxw: 1200px;
	--font: 'Geist', 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
	--mono: 'Geist Mono', ui-monospace, SFMono-Regular, monospace;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; background: var(--snow); }

body.kx-body {
	font-family: var(--font);
	color: var(--ink);
	letter-spacing: -.005em;
	-webkit-font-smoothing: antialiased;
	line-height: 1.5;
}

a { color: var(--blue); text-decoration: none; transition: color .18s ease, background .18s ease, border-color .18s ease, transform .2s ease, box-shadow .2s ease, opacity .2s ease; }
a:hover { color: var(--blue-dark); }
img { max-width: 100%; height: auto; }
::selection { background: var(--blue); color: #fff; }

.kx-mono, .num { font-family: var(--mono); font-variant-numeric: tabular-nums; }

.kx-skip-link { position: absolute; left: -9999px; top: 0; background: #fff; color: var(--ink); padding: 10px 16px; border-radius: 6px; z-index: 200; }
.kx-skip-link:focus { left: 12px; top: 12px; box-shadow: 0 8px 22px rgba(11,20,36,.18); }

/* ---------- Buttons ---------- */
.kx-btn { display: inline-block; font-family: inherit; font-weight: 500; font-size: 14px; padding: 10px 18px; border-radius: var(--radius-md); cursor: pointer; border: 1px solid transparent; line-height: 1.2; text-align: center; }
.kx-btn-primary { background: var(--blue); color: #fff; box-shadow: 0 6px 18px rgba(37,99,235,.22); }
.kx-btn-primary:hover { background: var(--blue-dark); color: #fff; transform: translateY(-1px); }
.kx-btn-secondary { background: #fff; color: var(--ink); border-color: var(--mist); }
.kx-btn-secondary:hover { background: var(--snow); color: var(--ink); }

/* ---------- Nav ---------- */
.kx-nav { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.82); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--mist); }
.kx-nav-inner { max-width: var(--maxw); margin: 0 auto; padding: 11px 24px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.kx-logo { display: flex; align-items: center; }
.kx-logo img, .kx-logo .custom-logo { height: 24px; width: auto; display: block; }
.kx-nav-links { display: flex; align-items: center; gap: 26px; font-size: 13px; font-weight: 500; }
.kx-nav-links a, .kx-menu a { color: var(--slate); }
.kx-nav-links a:hover, .kx-menu a:hover { color: var(--ink); }
.kx-nav-links .kx-nav-active, .kx-menu .current-menu-item > a { color: var(--ink); font-weight: 600; }
.kx-menu { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 26px; }
.kx-nav-cta { display: flex; align-items: center; gap: 9px; }
.kx-nav-cta .kx-btn { font-size: 13px; padding: 8px 14px; }
.kx-nav-cta .kx-btn-primary { padding: 9px 16px; box-shadow: none; }

/* ---------- Layout ---------- */
.kx-main { display: block; }
.kx-section { padding-left: 24px; padding-right: 24px; }
.kx-wrap { max-width: 1120px; margin: 0 auto; }

/* ---------- Page / blog header ---------- */
.kx-pagehead { padding: 64px 24px 8px; }
.kx-pagehead-inner { max-width: 1120px; margin: 0 auto; }
.kx-eyebrow { font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--ash); }
.kx-pagetitle { margin: 10px 0 0; font-weight: 700; font-size: clamp(30px, 4.4vw, 46px); line-height: 1.05; letter-spacing: -.03em; color: var(--ink); }
.kx-pagelede { margin: 14px 0 0; font-size: 17px; line-height: 1.55; color: var(--slate); max-width: 56ch; }

/* ---------- Featured card ---------- */
.kx-featured-wrap { padding-top: 34px; padding-bottom: 0; }
.kx-featured { display: grid; grid-template-columns: 1.15fr 1fr; gap: 28px; max-width: 1120px; margin: 0 auto; background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; box-shadow: 0 1px 2px rgba(11,20,36,.04); color: inherit; transition: transform .2s ease, box-shadow .2s ease; }
.kx-featured:hover { transform: translateY(-3px); box-shadow: 0 20px 42px rgba(11,20,36,.12); color: inherit; }
.kx-featured-cover { position: relative; min-height: 320px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.kx-featured-body { padding: 34px 34px 34px 6px; display: flex; flex-direction: column; justify-content: center; }
.kx-featured-title { margin: 0; font-weight: 700; font-size: clamp(23px, 2.4vw, 30px); line-height: 1.14; letter-spacing: -.02em; color: var(--ink); }
.kx-featured-excerpt { margin: 12px 0 0; font-size: 15px; line-height: 1.6; color: var(--slate); max-width: 46ch; }

/* ---------- Card grid ---------- */
.kx-grid-wrap { padding-top: 30px; padding-bottom: 40px; }
.kx-grid { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 22px; }
.kx-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; box-shadow: 0 1px 2px rgba(11,20,36,.04); color: inherit; transition: transform .2s ease, box-shadow .2s ease; }
.kx-card:hover { transform: translateY(-3px); box-shadow: 0 18px 38px rgba(11,20,36,.12); color: inherit; }
.kx-card-cover { position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.kx-card-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.kx-cat-pill { position: absolute; top: 14px; left: 14px; z-index: 1; font-size: 10.5px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--blue-dark); background: rgba(255,255,255,.72); padding: 4px 10px; border-radius: 999px; }
.kx-card-mono { font-family: var(--mono); font-weight: 500; color: rgba(11,20,36,.16); }
.kx-card-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.kx-card-title { margin: 0; font-weight: 600; font-size: 18px; line-height: 1.25; letter-spacing: -.015em; color: var(--ink); }
.kx-card-excerpt { margin: 9px 0 0; font-size: 13.5px; line-height: 1.55; color: var(--slate); }
.kx-card-meta { margin-top: auto; padding-top: 18px; display: flex; align-items: center; gap: 9px; }
.kx-avatar { flex: none; width: 28px; height: 28px; border-radius: 50%; color: #fff; display: grid; place-items: center; font-size: 10.5px; font-weight: 600; }
.kx-avatar-lg { width: 34px; height: 34px; font-size: 12px; }
.kx-meta-text { font-size: 12px; color: var(--ash); }
.kx-meta-author { color: var(--ink); font-weight: 500; }

/* ---------- Load more / pagination ---------- */
.kx-loadmore-wrap { max-width: 1120px; margin: 34px auto 0; text-align: center; }
.kx-sentinel { height: 1px; }
.kx-loadmore { margin-top: 6px; }
.kx-loadstatus { margin: 14px 0 0; font-size: 12.5px; color: var(--ash); min-height: 1em; }
.kx-pagination { margin-top: 18px; display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.kx-pagination .page-numbers { display: inline-block; padding: 7px 12px; border: 1px solid var(--mist); border-radius: var(--radius-md); font-size: 13px; color: var(--slate); background: #fff; }
.kx-pagination .page-numbers.current { background: var(--blue); color: #fff; border-color: var(--blue); }

/* ---------- Empty state ---------- */
.kx-empty { max-width: 560px; margin: 60px auto 90px; text-align: center; padding: 0 24px; }
.kx-empty-medallion { width: 48px; height: 48px; margin: 0 auto 14px; border-radius: 12px; background: linear-gradient(135deg, var(--blue-tint), #fff); display: grid; place-items: center; box-shadow: 0 1px 2px rgba(11,20,36,.06); }
.kx-empty-title { font-size: 14px; font-weight: 600; color: var(--ink); }
.kx-empty-sub { margin-top: 4px; font-size: 12.5px; color: var(--ash); }

/* ---------- Single article ---------- */
.kx-article { flex: 1; padding: 44px 24px 24px; }
.kx-article-head { max-width: 760px; margin: 0 auto; }
.kx-back { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 500; color: var(--ash); }
.kx-back:hover { color: var(--blue); }
.kx-article-cat { margin-top: 22px; font-size: 11px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--blue-dark); }
.kx-article-title { margin: 10px 0 0; font-weight: 700; font-size: clamp(30px, 4.2vw, 44px); line-height: 1.08; letter-spacing: -.03em; color: var(--ink); }
.kx-article-byline { margin-top: 20px; display: flex; align-items: center; gap: 12px; }
.kx-article-byline .kx-avatar { width: 42px; height: 42px; font-size: 14px; }
.kx-byline-name { color: var(--ink); font-weight: 600; font-size: 13.5px; }
.kx-byline-meta { color: var(--ash); font-size: 13.5px; }
.kx-article-cover { max-width: 940px; margin: 30px auto 0; }
.kx-article-cover-inner { height: clamp(220px, 34vw, 340px); border-radius: 16px; display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; }
.kx-article-cover-inner img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

.kx-prose { max-width: 720px; margin: 8px auto 0; font-size: 16.5px; line-height: 1.75; color: #2b3854; }
.kx-prose > p:first-of-type { margin: 30px 0 16px; font-size: 19px; line-height: 1.6; color: var(--ink); }
.kx-prose p { margin: 0 0 18px; }
.kx-prose h2 { margin: 36px 0 12px; font-weight: 600; font-size: 22px; letter-spacing: -.02em; color: var(--ink); }
.kx-prose h3 { margin: 30px 0 10px; font-weight: 600; font-size: 18px; letter-spacing: -.01em; color: var(--ink); }
.kx-prose ul, .kx-prose ol { margin: 0 0 18px; padding-left: 20px; display: flex; flex-direction: column; gap: 9px; }
.kx-prose li { line-height: 1.65; }
.kx-prose a { text-decoration: underline; text-underline-offset: 2px; }
.kx-prose blockquote { margin: 26px 0; padding: 4px 0 4px 22px; border-left: 3px solid var(--blue); font-size: 20px; line-height: 1.5; font-weight: 500; letter-spacing: -.01em; color: var(--ink); }
.kx-prose img { border-radius: 12px; }
.kx-prose code { font-family: var(--mono); font-size: .9em; background: var(--cloud); padding: 2px 6px; border-radius: 4px; }
.kx-prose pre { background: var(--ink); color: #eef2f7; padding: 16px 18px; border-radius: 10px; overflow-x: auto; }
.kx-prose pre code { background: none; padding: 0; color: inherit; }

.kx-author-bio { max-width: 720px; margin: 40px auto 0; padding: 22px; background: #fff; border: 1px solid var(--line); border-radius: 12px; display: flex; gap: 14px; align-items: flex-start; }
.kx-author-bio .kx-avatar { width: 46px; height: 46px; font-size: 15px; }
.kx-author-bio-name { font-size: 14.5px; font-weight: 600; color: var(--ink); }
.kx-author-bio-role { font-size: 12.5px; color: var(--ash); }
.kx-author-bio p { margin: 8px 0 0; font-size: 13.5px; line-height: 1.6; color: var(--slate); }

.kx-related { padding: 48px 24px 80px; border-top: 1px solid var(--cloud); margin-top: 40px; background: #fff; }
.kx-related-inner { max-width: 1120px; margin: 0 auto; }
.kx-related h2 { margin: 0 0 22px; font-weight: 600; font-size: 20px; letter-spacing: -.02em; color: var(--ink); }
.kx-related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* tags + share row on single */
.kx-tags { max-width: 720px; margin: 26px auto 0; display: flex; flex-wrap: wrap; gap: 8px; }
.kx-tag { font-size: 12px; color: var(--slate); background: var(--cloud); padding: 5px 11px; border-radius: 999px; }
.kx-tag:hover { color: var(--blue-dark); background: var(--blue-tint); }

/* ---------- Legal pages ---------- */
.kx-legal { flex: 1; padding: 52px 24px 88px; }
.kx-legal-grid { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 244px; column-gap: 48px; row-gap: 30px; align-items: start; }
.kx-legal-head { grid-column: 1 / -1; }
.kx-legal-updated { margin: 12px 0 0; font-size: 13px; color: var(--ash); }
.kx-legal-updated .kx-mono { color: var(--slate); }
.kx-legal-side { grid-column: 2; grid-row: 2; position: sticky; top: 88px; display: flex; flex-direction: column; gap: 6px; }
.kx-legal-side a { display: block; border: 1px solid var(--mist); border-radius: 8px; padding: 11px 13px; font-size: 14px; font-weight: 500; background: #fff; color: var(--slate); }
.kx-legal-side a:hover { border-color: var(--blue); color: var(--blue-dark); }
.kx-legal-side a.is-active { border-color: #d6e4ff; font-weight: 600; background: var(--blue-tint); color: var(--blue-dark); }
.kx-legal-side-note { margin-top: 14px; padding: 14px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.kx-legal-side-note strong { font-size: 12.5px; font-weight: 600; color: var(--ink); display: block; }
.kx-legal-side-note p { margin: 6px 0 0; font-size: 12.5px; line-height: 1.5; color: var(--ash); }
.kx-legal-card { grid-column: 1; grid-row: 2; background: #fff; border: 1px solid var(--cloud); border-radius: 12px; box-shadow: 0 1px 2px rgba(11,20,36,.04); padding: 42px 46px; }
.kx-legal-body { max-width: 720px; font-size: 15px; line-height: 1.7; color: var(--slate); }
.kx-legal-body h2 { margin: 34px 0 10px; font-weight: 600; font-size: 18px; letter-spacing: -.01em; color: var(--ink); }
.kx-legal-body h2:first-child { margin-top: 0; }
.kx-legal-body p { margin: 0 0 14px; }
.kx-legal-body ul { margin: 0 0 14px; padding-left: 18px; display: flex; flex-direction: column; gap: 8px; }
.kx-legal-body li { line-height: 1.6; }

/* ---------- FAQ accordion (landing) ---------- */
.kx-faq-item { border-bottom: 1px solid var(--cloud); }
.kx-faq-q { width: 100%; background: none; border: none; color: var(--ink); font-family: inherit; font-size: 15px; font-weight: 500; letter-spacing: -.01em; text-align: left; padding: 18px 4px; display: flex; justify-content: space-between; align-items: center; gap: 16px; cursor: pointer; }
.kx-faq-q:hover { color: var(--blue); }
.kx-faq-sign { font-size: 20px; font-weight: 400; color: var(--blue); flex: none; }
.kx-faq-item .kx-faq-sign::before { content: '+'; }
.kx-faq-item.is-open .kx-faq-sign::before { content: '\2212'; }
.kx-faq-a { margin: 0; padding: 0 4px 20px; font-size: 14px; line-height: 1.6; color: var(--slate); max-width: 62ch; display: none; }
.kx-faq-item.is-open .kx-faq-a { display: block; }

/* ---------- Footer ---------- */
.kx-footer { background: var(--snow); border-top: 1px solid var(--mist); padding: 40px 24px 36px; overflow: hidden; }
.kx-footer-inner { max-width: 1360px; margin: 0 auto; }
.kx-footer-wordmark { display: block; width: 100%; max-width: 940px; height: auto; margin: 16px auto 0; opacity: .92; }
.kx-footer-row { display: flex; justify-content: space-between; gap: 20px; margin-top: 32px; font-size: 12px; color: var(--ash); }
.kx-footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.kx-footer-links a, .kx-footer-menu a { color: var(--ash); }
.kx-footer-links a:hover, .kx-footer-menu a:hover { color: var(--blue); }
.kx-footer-menu { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; flex-wrap: wrap; }

/* ---------- Reveal (fallback if motion JS absent) ---------- */
.reveal { will-change: opacity, transform; }

/* ---------- Article CTA ---------- */
.kx-article-cta { max-width: 720px; margin: 44px auto 0; padding: 26px 28px; border-radius: 16px; background: linear-gradient(135deg, #eaf2ff, #f5f8fb 62%); border: 1px solid #dbe4f7; box-shadow: 0 10px 30px rgba(37,99,235,.10); display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.kx-article-cta-medallion { width: 52px; height: 52px; border-radius: 12px; background: #fff; box-shadow: 0 6px 16px rgba(37,99,235,.16); display: grid; place-items: center; flex: none; }
.kx-article-cta-medallion img { width: 34px; height: 34px; display: block; }
.kx-article-cta-text { flex: 1 1 300px; }
.kx-article-cta-text h3 { margin: 0; font-size: 18px; font-weight: 600; letter-spacing: -.015em; color: var(--ink); }
.kx-article-cta-text p { margin: 6px 0 0; font-size: 13.5px; line-height: 1.55; color: var(--slate); }
.kx-article-cta-actions { display: flex; gap: 10px; flex: none; }
@media (max-width: 620px) {
	.kx-article-cta-actions { width: 100%; }
	.kx-article-cta-actions .kx-btn { flex: 1; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
	.kx-featured { grid-template-columns: 1fr; }
	.kx-featured-cover { min-height: 220px; }
	.kx-featured-body { padding: 22px 24px 26px; }
	.kx-related-grid { grid-template-columns: 1fr; }
	.kx-legal-grid { grid-template-columns: 1fr; }
	.kx-legal-side { display: none; }
	.kx-nav-links { display: none; }
	.kx-footer-row { flex-direction: column; align-items: flex-start; gap: 14px; }
	.kx-legal-card { padding: 26px 22px; }
}
@media (max-width: 520px) {
	.kx-section, .kx-legal, .kx-article { padding-left: 18px; padding-right: 18px; }
	.kx-pagehead { padding-left: 18px; padding-right: 18px; }
}

@media (prefers-reduced-motion: reduce) {
	* { animation: none !important; transition: none !important; }
	.reveal { opacity: 1 !important; transform: none !important; }
}