.kb-shell { display: grid; grid-template-columns: 15rem minmax(0, 1fr) 13rem; gap: 1.5rem; align-items: start; }
.kb-shell:not(:has(.kb-toc)) { grid-template-columns: 15rem minmax(0, 1fr); }
@media (max-width: 1200px) { .kb-shell { grid-template-columns: 14rem minmax(0, 1fr); } .kb-toc { display: none; } }
@media (max-width: 800px) { .kb-shell { grid-template-columns: minmax(0, 1fr); } .kb-nav { position: static; max-height: none; } }

.kb-nav, .kb-toc { position: sticky; top: 4.5rem; max-height: calc(100vh - 6rem); overflow-y: auto; }
.kb-nav { padding: .75rem; border-radius: .75rem; background: #fff; box-shadow: 0 0 0 1px rgb(3 7 18 / .06); }
.kb-search { margin-bottom: .75rem; }
.kb-nav-label { margin: .25rem .5rem .4rem; font-size: .7rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: #6b7280; }
.kb-nav-link { display: flex; align-items: center; gap: .5rem; padding: .4rem .5rem; border-radius: .5rem; font-size: .875rem; color: #374151; text-decoration: none; }
.kb-nav-link .icon { width: 1rem; height: 1rem; color: #9ca3af; flex-shrink: 0; }
.kb-nav-link:hover { background: #f3f4f6; }
.kb-nav-link.is-active { background: rgb(var(--primary-500, 37 99 235) / .1); color: rgb(var(--primary-700, 29 78 216)); font-weight: 600; }
.kb-nav-link.is-active .icon { color: inherit; }

.kb-toc a { display: block; padding: .25rem .5rem; border-left: 2px solid #e5e7eb; font-size: .82rem; color: #4b5563; text-decoration: none; }
.kb-toc a.is-sub { padding-left: 1.1rem; font-size: .78rem; }
.kb-toc a:hover { border-left-color: #2563eb; color: #1d4ed8; }

.kb-main { min-width: 0; padding: 1.5rem 1.75rem; border-radius: .75rem; background: #fff; box-shadow: 0 0 0 1px rgb(3 7 18 / .06); }
.kb-crumbs { display: flex; gap: .4rem; margin-bottom: .75rem; font-size: .8rem; color: #6b7280; }
.kb-crumbs a { color: #2563eb; text-decoration: none; }

.kb-hero h1 { margin: 0 0 .25rem; }
.kb-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); gap: .9rem; margin-top: 1.25rem; }
.kb-card { display: flex; flex-direction: column; gap: .35rem; padding: 1rem; border-radius: .75rem; text-decoration: none; color: inherit; box-shadow: 0 0 0 1px rgb(3 7 18 / .08); transition: box-shadow .15s, transform .15s; }
.kb-card:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px #93c5fd, 0 6px 16px rgb(3 7 18 / .06); }
.kb-card .muted { font-size: .82rem; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.kb-card-icon { display: inline-grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: .6rem; background: #eff6ff; color: #1d4ed8; }
.kb-card-icon .icon { width: 1.15rem; height: 1.15rem; }

.kb-hits { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: .75rem; }
.kb-hits a { display: inline-flex; align-items: center; gap: .4rem; font-weight: 600; text-decoration: none; }
.kb-hits p { margin: .2rem 0 0; font-size: .85rem; }

.kb-article { font-size: .95rem; line-height: 1.6; color: #1f2937; }
.kb-article h1 { margin: 0 0 .35rem; font-size: 1.7rem; }
.kb-article h2 { margin: 2rem 0 .6rem; padding-top: .5rem; font-size: 1.2rem; border-top: 1px solid #f1f5f9; scroll-margin-top: 5rem; }
.kb-article h3 { margin: 1.25rem 0 .4rem; font-size: 1rem; scroll-margin-top: 5rem; }
.kb-article p { margin: .5rem 0; }
.kb-article ul, .kb-article ol { margin: .5rem 0 .75rem; padding-left: 1.3rem; }
.kb-article li { margin: .25rem 0; }
.kb-article ul { list-style: disc; }
.kb-article ul li::marker { color: #94a3b8; }
.kb-article code { padding: .05rem .35rem; border-radius: .3rem; background: #f3f4f6; font-size: .85em; }
.kb-article a { color: #2563eb; }
.kb-lead { font-size: 1.05rem; color: #4b5563; }

.kb-steps { list-style: none; counter-reset: kb; padding-left: 0 !important; }
.kb-steps li { position: relative; counter-increment: kb; padding-left: 2.2rem; margin: .55rem 0; }
.kb-steps li::before { content: counter(kb); position: absolute; left: 0; top: .05rem; display: grid; place-items: center; width: 1.55rem; height: 1.55rem; border-radius: 999px; background: #dbeafe; color: #1e40af; font-size: .78rem; font-weight: 700; }

.kb-callout { margin: .9rem 0; padding: .7rem .9rem; border-left: 4px solid #3b82f6; border-radius: .5rem; background: #eff6ff; color: #1e3a8a; }
.kb-callout p { margin: 0; }
.kb-callout.is-tip { border-color: #22c55e; background: #f0fdf4; color: #14532d; }
.kb-callout.is-warning, .kb-callout.is-important { border-color: #f59e0b; background: #fffbeb; color: #78350f; }

.kb-shot { margin: 1rem 0 1.25rem; }
.kb-shot img { display: block; width: 100%; height: auto; border-radius: .6rem; box-shadow: 0 0 0 1px rgb(3 7 18 / .1), 0 8px 24px rgb(3 7 18 / .08); }
.kb-shot figcaption, .kb-flow figcaption { margin-top: .45rem; font-size: .82rem; color: #6b7280; }

.kb-flow { margin: 1rem 0 1.25rem; padding: .75rem; border-radius: .6rem; background: #f8fafc; box-shadow: 0 0 0 1px #e5e7eb; overflow-x: auto; }
.kb-flow-svg { width: 100%; min-width: 48rem; height: auto; }
.kb-flow figcaption a { margin-left: .4rem; }
.kb-table { overflow-x: auto; }
.kb-article h1:focus, .kb-main h1:focus { outline: none; }

.kb-process { display: flex; flex-wrap: wrap; align-items: stretch; gap: .5rem 1.6rem; list-style: none; margin: 1rem 0 1.25rem; padding: .9rem !important; border-radius: .6rem; background: #f8fafc; box-shadow: 0 0 0 1px #e5e7eb; }
.kb-process li { position: relative; display: flex; align-items: center; margin: 0; padding: .55rem .85rem; border: 1px solid #94a3b8; border-radius: .5rem; background: #f1f5f9; color: #0f172a; font-size: .85rem; font-weight: 600; line-height: 1.3; }
.kb-process li:not(:last-child)::after { content: "→"; position: absolute; right: -1.25rem; top: 50%; transform: translateY(-50%); color: #94a3b8; font-weight: 700; }
.kb-process li.is-start { border-color: #3b82f6; background: #dbeafe; color: #1e3a8a; }
.kb-process li.is-done { border-color: #22c55e; background: #dcfce7; color: #14532d; }
.dark .kb-process { background: #0b1220; box-shadow: 0 0 0 1px #1e293b; }
.dark .kb-process li { border-color: #94a3b8; background: #1e293b; color: #f8fafc; }
.dark .kb-process li.is-start { border-color: #60a5fa; background: #172554; color: #dbeafe; }
.dark .kb-process li.is-done { border-color: #4ade80; background: #14532d; color: #dcfce7; }
.dark .kb-process li:not(:last-child)::after { color: #64748b; }

.kb-drawer-backdrop { position: fixed; inset: 0; z-index: 280; background: rgb(3 7 18 / .35); }
.kb-drawer { position: fixed; top: 0; right: 0; bottom: 0; z-index: 290; display: flex; flex-direction: column; width: min(40rem, 100vw); background: #fff; box-shadow: -12px 0 32px rgb(3 7 18 / .18); }
.kb-drawer-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding: 1rem 1.25rem .5rem; }
.kb-drawer-head h2 { margin: 0; font-size: 1.25rem; }
.kb-drawer-actions { display: flex; gap: .5rem; padding: 0 1.25rem .75rem; border-bottom: 1px solid #f1f5f9; }
.kb-drawer-body { flex: 1; overflow-y: auto; padding: .5rem 1.25rem 1.5rem; }
.kb-article.is-compact { font-size: .9rem; }
.kb-article.is-compact h2 { margin-top: 1.25rem; font-size: 1.05rem; }

.dark .kb-nav, .dark .kb-main { background: #18181b; box-shadow: 0 0 0 1px rgb(255 255 255 / .08); }
.dark .kb-nav-link { color: #d4d4d8; }
.dark .kb-nav-link:hover { background: #27272a; }
.dark .kb-nav-link.is-active { background: rgb(59 130 246 / .15); color: #93c5fd; }
.dark .kb-toc a { border-left-color: #3f3f46; color: #a1a1aa; }
.dark .kb-toc a:hover { border-left-color: #60a5fa; color: #bfdbfe; }
.dark .kb-crumbs a, .dark .kb-article a { color: #60a5fa; }
.dark .kb-card { box-shadow: 0 0 0 1px rgb(255 255 255 / .1); }
.dark .kb-card:hover { box-shadow: 0 0 0 1px #3b82f6; }
.dark .kb-card-icon { background: rgb(59 130 246 / .15); color: #93c5fd; }
.dark .kb-article { color: #e4e4e7; }
.dark .kb-article h2 { border-top-color: #27272a; }
.dark .kb-article code { background: #27272a; }
.dark .kb-lead { color: #a1a1aa; }
.dark .kb-steps li::before { background: rgb(59 130 246 / .2); color: #bfdbfe; }
.dark .kb-callout { background: rgb(59 130 246 / .12); color: #bfdbfe; }
.dark .kb-callout.is-tip { background: rgb(34 197 94 / .12); color: #bbf7d0; }
.dark .kb-callout.is-warning, .dark .kb-callout.is-important { background: rgb(245 158 11 / .12); color: #fde68a; }
.dark .kb-shot img { box-shadow: 0 0 0 1px rgb(255 255 255 / .12); }
.dark .kb-shot figcaption, .dark .kb-flow figcaption { color: #a1a1aa; }
.dark .kb-flow { background: #0b1220; box-shadow: 0 0 0 1px #1e293b; }
.dark .kb-drawer { background: #18181b; }
.dark .kb-drawer-actions { border-bottom-color: #27272a; }