/* ============================================================
   Kitsune AI — Long-form article (blog post) styles
   Light theme. Real, crawlable editorial reading experience.
   ============================================================ */

.article { padding-top: clamp(120px, 15vw, 168px); }

/* ---------- hero / masthead ---------- */
.art-hero { max-width: 760px; margin: 0 auto; padding: 0 24px; text-align: left; }
.art-breadcrumb { display: flex; align-items: center; gap: 9px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .04em; color: var(--fg-3); margin-bottom: clamp(22px, 3vw, 32px); }
.art-breadcrumb a { color: var(--fg-3); text-decoration: none; transition: color var(--dur-base); }
.art-breadcrumb a:hover { color: var(--kit-fox-500); }
.art-breadcrumb i { width: 4px; height: 4px; border-radius: 50%; background: var(--fg-mute); }
.art-breadcrumb span { color: var(--fg-2); }

.art-cat { font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--kit-fox-500); }
.art-title { font-family: var(--font-display); font-size: clamp(34px, 5vw, 56px); line-height: 1.06; letter-spacing: -.02em; color: var(--fg-1); margin: 14px 0 0; text-wrap: balance; }
.art-dek { font-family: var(--font-sans); font-size: clamp(18px, 2vw, 22px); line-height: 1.5; color: var(--fg-2); margin: 20px 0 0; max-width: 60ch; text-wrap: pretty; }

.art-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 18px; margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--border); }
.art-byline { display: flex; align-items: center; gap: 12px; }
.art-byline__av { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; flex: none; border: 1px solid var(--border-strong); background: var(--kit-slate-100); }
.art-byline__who b { display: block; font-family: var(--font-sans); font-weight: 600; font-size: 15px; color: var(--fg-1); line-height: 1.2; }
.art-byline__who span { font-size: 12.5px; color: var(--fg-3); }
.art-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--fg-mute); }
.art-meta__time { font-family: var(--font-mono); font-size: 12.5px; letter-spacing: .02em; color: var(--fg-3); display: flex; align-items: center; gap: 10px; }
.art-share { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.art-share__btn { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--border); background: var(--bg-elev); color: var(--fg-2); cursor: pointer; text-decoration: none; transition: border-color var(--dur-base), color var(--dur-base), transform var(--dur-base) var(--ease-out); }
.art-share__btn:hover { transform: translateY(-2px); border-color: var(--border-strong); color: var(--fg-1); }
.art-share__btn svg { width: 16px; height: 16px; }
.art-share__btn--li:hover { color: #0A66C2; border-color: #0A66C2; }

/* ---------- cover ---------- */
.art-cover { max-width: 1040px; margin: clamp(34px, 4.5vw, 56px) auto 0; padding: 0 24px; }
.art-cover__inner { border-radius: var(--r-xl); overflow: hidden; aspect-ratio: 16 / 8; position: relative; box-shadow: var(--shadow-lg); }
.art-cover__inner img { width: 100%; height: 100%; object-fit: cover; display: block; }
.art-cover figcaption { margin-top: 12px; font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .03em; color: var(--fg-3); text-align: center; }

/* branded gradient cover (no photo) */
.art-cover .bcover { width: 100%; height: 100%; }

/* ---------- body ---------- */
.art-body { max-width: 720px; margin: clamp(40px, 5vw, 60px) auto 0; padding: 0 24px; }
.art-body > * { margin-top: 0; }
.art-body p, .art-body ul, .art-body ol, .art-body blockquote, .art-body figure, .art-body h2, .art-body h3, .art-body hr { margin-bottom: 1.5em; }
.art-body p { font-family: var(--font-sans); font-size: 19px; line-height: 1.75; color: var(--fg-1); letter-spacing: -.003em; text-wrap: pretty; }
.art-body > p:first-of-type { font-size: 21px; line-height: 1.65; color: var(--fg-1); }
.art-body > p:first-of-type::first-letter { initial-letter: 3; -webkit-initial-letter: 3; font-family: var(--font-display); color: var(--kit-fox-500); font-weight: 400; margin-right: 12px; }
.art-body h2 { font-family: var(--font-display); font-size: clamp(26px, 3.2vw, 34px); line-height: 1.15; letter-spacing: -.015em; color: var(--fg-1); margin-top: 1.7em; }
.art-body h3 { font-family: var(--font-sans); font-weight: 600; font-size: 21px; line-height: 1.3; color: var(--fg-1); margin-top: 1.5em; }
.art-body a { color: var(--kit-electric-700); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; text-decoration-color: var(--kit-electric-300); transition: text-decoration-color var(--dur-base); }
.art-body a:hover { text-decoration-color: var(--kit-electric-700); }
.art-body strong { font-weight: 600; color: var(--fg-1); }
.art-body em { font-style: italic; }
.art-body ul, .art-body ol { padding-left: 1.4em; }
.art-body li { font-family: var(--font-sans); font-size: 19px; line-height: 1.7; color: var(--fg-1); margin-bottom: .55em; padding-left: .3em; }
.art-body li::marker { color: var(--kit-fox-500); }
.art-body blockquote { margin-left: 0; margin-right: 0; padding: 6px 0 6px 28px; border-left: 3px solid var(--kit-fox-500); }
.art-body blockquote p { font-family: var(--font-display); font-size: clamp(23px, 2.8vw, 29px); line-height: 1.32; color: var(--fg-1); letter-spacing: -.01em; }
.art-body figure img { width: 100%; border-radius: var(--r-lg); display: block; border: 1px solid var(--border); }
.art-body figcaption { margin-top: 11px; font-family: var(--font-mono); font-size: 12px; color: var(--fg-3); text-align: center; }
.art-body hr { border: 0; height: 1px; background: var(--border); margin-top: 2.2em; margin-bottom: 2.2em; }

/* pull-key callout */
.art-key { margin: 2em 0; padding: 24px 26px; border: 1px solid var(--border); border-left: 3px solid var(--kit-electric-500); border-radius: var(--r-md); background: var(--kit-slate-50); }
.art-key b { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--kit-electric-700); margin-bottom: 9px; }
.art-key p { font-size: 17px !important; line-height: 1.6 !important; color: var(--fg-2) !important; margin: 0 !important; }

/* ---------- tags + author + foot ---------- */
.art-foot { max-width: 720px; margin: clamp(44px, 5vw, 64px) auto 0; padding: 0 24px; }
.art-tags { display: flex; flex-wrap: wrap; gap: 9px; padding-bottom: 32px; border-bottom: 1px solid var(--border); }
.art-tag { font-family: var(--font-mono); font-size: 12px; letter-spacing: .03em; color: var(--fg-2); padding: 7px 13px; border: 1px solid var(--border); border-radius: var(--r-pill); }

.art-author { display: flex; gap: 18px; align-items: flex-start; margin-top: 32px; padding: 26px; border: 1px solid var(--border); border-radius: var(--r-xl); background: var(--bg-elev); box-shadow: var(--shadow-sm); }
.art-author__av { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; flex: none; border: 1px solid var(--border-strong); background: var(--kit-slate-100); }
.art-author__name { font-family: var(--font-display); font-size: 21px; color: var(--fg-1); line-height: 1.1; }
.art-author__role { font-family: var(--font-mono); font-size: 12px; letter-spacing: .03em; color: var(--kit-fox-500); margin-top: 5px; }
.art-author__bio { font-family: var(--font-sans); font-size: 15px; line-height: 1.6; color: var(--fg-2); margin-top: 11px; }
.art-author__bio a { color: var(--kit-electric-700); }

.art-back { display: inline-flex; align-items: center; gap: 9px; margin-top: 34px; font-family: var(--font-mono); font-size: 13px; letter-spacing: .03em; color: var(--fg-2); text-decoration: none; transition: gap var(--dur-base) var(--ease-out), color var(--dur-base); }
.art-back:hover { gap: 13px; color: var(--kit-fox-500); }

/* ---------- related ---------- */
.art-related { max-width: 1100px; margin: clamp(60px, 7vw, 96px) auto 0; padding: 0 24px; }
.art-related__head { font-family: var(--font-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-3); margin-bottom: 22px; }
.art-related__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 680px){ .art-related__grid { grid-template-columns: 1fr; } }

/* branded cover artwork (shared with blog index) */
.bcover { position: relative; overflow: hidden; background: var(--kit-ink); }
.bcover__mesh { position: absolute; inset: 0; background-image: linear-gradient(to right, rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(to bottom, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 40px 40px; }
.bcover__glow { position: absolute; inset: 0; }
.bcover__glow--a { background: radial-gradient(70% 80% at 72% 24%, rgba(238,77,31,.5), transparent 60%), radial-gradient(80% 90% at 20% 90%, rgba(35,55,241,.42), transparent 62%); }
.bcover__glow--b { background: radial-gradient(72% 84% at 24% 22%, rgba(35,55,241,.46), transparent 60%), radial-gradient(70% 80% at 86% 88%, rgba(75,53,200,.4), transparent 62%); }
.bcover__glow--c { background: radial-gradient(74% 80% at 80% 80%, rgba(238,77,31,.42), transparent 60%), radial-gradient(70% 90% at 16% 18%, rgba(75,53,200,.4), transparent 60%); }
.bcover__mark { position: absolute; left: 22px; bottom: 18px; z-index: 1; display: flex; align-items: center; gap: 9px; font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.82); }
.bcover__mark svg { width: 15px; height: 15px; fill: rgba(255,255,255,.92); }

/* ---------- related cards (Keep reading) ---------- */
.art-related .fnote { display: flex; flex-direction: column; text-decoration: none; border: 1px solid var(--border); border-radius: var(--r-xl); overflow: hidden; background: var(--bg-elev); box-shadow: var(--shadow-sm); transition: transform .4s var(--ease-out), border-color .4s, box-shadow .4s; }
.art-related .fnote:hover { transform: translateY(-5px); border-color: var(--kit-fox-300); box-shadow: 0 26px 52px -30px rgba(238,77,31,.42); }
.art-related .fnote__media { aspect-ratio: 16 / 9; overflow: hidden; }
.art-related .fnote__media .bcover { width: 100%; height: 100%; transition: transform var(--dur-slow) var(--ease-out); }
.art-related .fnote__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--dur-slow) var(--ease-out); }
.art-related .fnote:hover .fnote__media img, .art-related .fnote:hover .fnote__media .bcover { transform: scale(1.04); }
.art-related .fnote__body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.art-related .fnote__top { display: flex; align-items: center; gap: 12px; }
.art-related .fnote__cat { font-family: var(--font-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--kit-fox-500); }
.art-related .fnote h3 { margin: 11px 0 0; font-family: var(--font-display); font-size: 19px; line-height: 1.18; letter-spacing: -.01em; color: var(--fg-1); }
.art-related .fnote p { margin: 8px 0 0; font-size: 14px; line-height: 1.5; color: var(--fg-2); flex: 1; }
.art-related .fnote__go { margin-top: 15px; display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-mono); font-size: 12px; color: var(--kit-fox-600); transition: gap var(--dur-base) var(--ease-out); }
.art-related .fnote:hover .fnote__go { gap: 11px; }