/* Guide library and article pages in the same Kingdom slate, ivory and brass system. */
.blog-body { min-height: 100svh; background: #0c1016; color: var(--ivory); }
.blog-body::before { content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none; background: linear-gradient(180deg,rgba(12,16,22,.68),#0c1016 76%),url('/brand/home-3d/poster/v3/plan-1600.webp') center top / cover no-repeat; opacity: .34; }
.blog-body .nav { background: rgba(10,13,18,.95); border-bottom-color: var(--line); }
.blog-main { width: min(1200px,calc(100% - 2 * clamp(18px,4vw,48px))); margin: 0 auto; padding: calc(var(--nav-h) + 52px) 0 110px; }
.blog-hero, .post-head { position: relative; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: linear-gradient(90deg,rgba(13,20,29,.98) 0%,rgba(13,20,29,.94) 48%,rgba(13,20,29,.28) 100%),url('/brand/home-3d/poster/v3/plan-1600.webp') right 52% / cover no-repeat; box-shadow: inset 0 1px 0 rgba(240,205,124,.12),0 34px 70px -38px #000; }
.blog-hero::before, .post-head::before, .post-card a::before, .blog-cta::before { content: ''; position: absolute; left: 28px; top: -1px; width: 78px; height: 2px; background: var(--brass-hi); box-shadow: 0 0 20px rgba(217,169,78,.4); }
.blog-hero { min-height: 360px; display: flex; flex-direction: column; justify-content: center; padding: clamp(28px,5vw,66px); margin-bottom: 28px; }
.blog-hero h1, .post-head h1 { max-width: 820px; font-size: clamp(38px,5vw,66px); line-height: 1.07; margin: 0; }
.blog-hero .lede, .post-head .lede { max-width: 66ch; font-size: clamp(16px,1.3vw,19px); color: var(--ivory-2); margin: 18px 0 0; }
.blog-clusters { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 0; }
.blog-clusters span { color: var(--brass-hi); background: rgba(217,169,78,.09); border: 1px solid var(--line); border-radius: 999px; padding: 7px 11px; font: 700 11px/1.3 var(--font-ui); letter-spacing: .03em; }
.post-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; list-style: none; margin: 0; padding: 0; }
.post-card a { position: relative; display: flex; flex-direction: column; gap: 12px; height: 100%; min-height: 240px; padding: 24px; border-radius: 12px; border: 1px solid var(--line); background: linear-gradient(145deg,rgba(28,37,49,.95),rgba(15,22,31,.96)); color: var(--ivory); text-decoration: none; box-shadow: inset 0 1px 0 rgba(240,205,124,.07); transition: border-color .2s,transform .2s,box-shadow .2s; }
.post-card a:hover { color: var(--ivory); border-color: var(--brass-hi); transform: translateY(-3px); box-shadow: 0 24px 45px -30px #000; }
.post-kicker { color: var(--brass); font: 700 11px/1.3 var(--font-ui); letter-spacing: .12em; text-transform: uppercase; }
.post-card h3 { color: var(--ivory); font-size: clamp(21px,2vw,27px); line-height: 1.2; }
.post-card p { color: var(--ivory-2); font-size: 14px; line-height: 1.55; margin: 0; }
.post-meta { color: var(--ivory-3); font: 600 12px/1.5 var(--font-ui); margin-top: auto; }
.crumbs { display: flex; gap: 10px; align-items: center; margin: 0 0 24px; color: var(--ivory-3); font-size: 13px; }
.crumbs a { color: var(--ivory-2); text-decoration: none; }
.crumbs a:hover { color: var(--brass-hi); }
.post { max-width: 860px; }
.post-head { padding: clamp(28px,4vw,50px); margin-bottom: 30px; background-image: linear-gradient(90deg,rgba(13,20,29,.99),rgba(13,20,29,.89) 65%,rgba(13,20,29,.46)),url('/brand/home-3d/poster/v3/start-1600.webp'); }
.post-head h1 { font-size: clamp(38px,4.3vw,58px); }
.post-head .post-meta { display: block; margin-top: 18px; }
.toc { margin: 0 0 30px; padding: 20px 24px; border: 1px solid var(--line); border-radius: 12px; background: rgba(22,30,40,.9); }
.toc p { margin: 0 0 9px; color: var(--brass); text-transform: uppercase; letter-spacing: .1em; font: 700 11px/1.5 var(--font-ui); }
.toc ol { margin: 0; padding-left: 18px; color: var(--ivory-2); line-height: 1.8; }
.toc a { color: var(--ivory-2); }
.toc a:hover { color: var(--brass-hi); }
.post-body { color: var(--ivory-2); font-size: 17px; line-height: 1.76; }
.post-body h2 { color: var(--ivory); font-size: clamp(27px,3vw,38px); line-height: 1.14; margin: 50px 0 16px; }
.post-body h3 { color: var(--ivory); font-size: 24px; line-height: 1.24; margin: 36px 0 12px; }
.post-body h4 { color: var(--ivory); font-size: 19px; margin: 26px 0 9px; }
.post-body p { margin: 0 0 20px; }
.post-body ul, .post-body ol { margin: 0 0 22px; padding-left: 26px; }
.post-body li { margin: 7px 0; }
.post-body a { color: var(--brass-hi); text-decoration: underline; text-underline-offset: 3px; }
.post-body strong { color: var(--ivory); }
.post-body code { padding: 2px 6px; border-radius: 5px; background: rgba(236,228,211,.08); border: 1px solid var(--hair); font-size: .9em; }
.post-body pre { overflow-x: auto; padding: 17px 19px; border-radius: 10px; background: rgba(7,11,16,.7); border: 1px solid var(--line); }
.post-body pre code { padding: 0; background: transparent; border: 0; }
.post-body blockquote { margin: 0 0 22px; padding: 16px 20px; border-left: 3px solid var(--brass); background: rgba(217,169,78,.08); }
.post-body blockquote p { margin: 0; }
.post-body hr { border: 0; border-top: 1px solid var(--line); margin: 42px 0; }
.post-faq { margin-top: 54px; }
.post-faq h2 { margin-bottom: 16px; }
.post-faq details { border-top: 1px solid var(--line); padding: 16px 0; }
.post-faq details:last-child { border-bottom: 1px solid var(--line); }
.post-faq summary { cursor: pointer; color: var(--ivory); font-weight: 700; }
.post-faq p { margin: 10px 0 0; color: var(--ivory-2); }
.blog-cta { position: relative; overflow: hidden; margin-top: 54px; padding: clamp(26px,4vw,42px); border: 1px solid var(--line); border-radius: 12px; background: linear-gradient(120deg,rgba(21,29,39,.97),rgba(21,29,39,.65)),url('/brand/home-3d/poster/v3/start-800.webp') right center / cover no-repeat; }
.blog-cta h2 { font-size: clamp(26px,3vw,38px); }
.blog-cta p { max-width: 55ch; margin: 12px 0 22px; color: var(--ivory-2); }
.more { margin-top: 58px; }
.more h2 { margin: 0 0 18px; }
.blog-body .footer-inner { width: min(1200px,calc(100% - 2 * clamp(18px,4vw,48px))); margin: 0 auto; }
@media (max-width: 960px) { .post-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 700px) { .blog-main { padding-top: calc(var(--nav-h) + 25px); } .blog-hero { min-height: 340px; padding: 28px; background-position: 60% center; } .post-grid { grid-template-columns: 1fr; } .post-card a { min-height: 0; } .blog-body .nav-links { display: none; } .blog-body .nav-end .btn { font-size: 12px; padding: 0 10px; } .post-body { font-size: 16px; } .post-head { padding: 25px 22px; } }
@media (max-width: 700px) { .blog-body .nav-inner { gap: 10px; padding-inline: 12px; } .blog-body .brand { gap: 6px; font-size: 19px; } .blog-body .brand svg { width: 26px; height: 26px; } .blog-body .nav-end { gap: 8px; } .blog-body .nav-end .btn { font-size: 11px; padding-inline: 9px; } .blog-body .nav-menu summary { font-size: 12px; padding-inline: 9px; } }
@media (max-width: 360px) { .blog-body .nav-end .btn { display: none; } }
@media (prefers-reduced-motion: reduce) { .post-card a { transition: none; } }