/* article.css — the shared docs/reading shell (About + all KB pages).
   Ported from the design's article.css, adapted for the standalone marketing
   site: no 248px app sidebar; the reading column + sticky "On this page" rail
   sit under the fixed pill-nav. Prose/callout/figure/etc. rules are verbatim. */

.deco { position: fixed; pointer-events: none; border-radius: 40px; filter: blur(40px); opacity: .35; z-index: 0; }

/* ---------- Document layout (reading column + TOC rail) ---------------- */
.doc {
  max-width: 1080px; margin: 0 auto; padding: 96px 48px 0;
  display: grid; grid-template-columns: minmax(0, 1fr) 224px; gap: 56px; align-items: start;
  position: relative; z-index: 1;
}
.article { padding: 52px 0 100px; min-width: 0; }

.eyebrow { font-size: 12px; font-weight: 800; letter-spacing: 0.18em; text-transform: uppercase; color: var(--tmb-info-fg); }
.article h1 { font-family: var(--tmb-font-display); font-size: clamp(34px, 4.4vw, 50px); font-weight: 800; line-height: 1.06; letter-spacing: -0.025em; color: var(--tmb-fg-1); margin: 12px 0 0; text-wrap: balance; }
.lead { font-size: 20px; line-height: 1.6; color: var(--tmb-fg-3); font-weight: 400; margin: 18px 0 0; max-width: 46ch; text-wrap: pretty; }
.meta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin: 26px 0 0; padding-top: 22px; border-top: 1px solid var(--tmb-divider); font-size: 13px; color: var(--tmb-fg-3); font-weight: 600; }
.meta .item { display: inline-flex; align-items: center; gap: 7px; }
.meta svg { width: 15px; height: 15px; }

.prose { margin-top: 8px; }
.prose > section { scroll-margin-top: 100px; padding-top: 40px; }
.prose h2 { font-family: var(--tmb-font-display); font-size: 27px; font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; color: var(--tmb-fg-1); margin: 0 0 4px; display: flex; align-items: baseline; gap: 12px; }
.prose h2 .num { font-size: 14px; font-weight: 800; color: var(--tmb-brand-light-to); font-variant-numeric: tabular-nums; flex-shrink: 0; }
.prose h3 { font-size: 17px; font-weight: 700; color: var(--tmb-fg-1); margin: 30px 0 0; }
.prose p { font-size: 16.5px; line-height: 1.72; color: var(--tmb-fg-2); margin: 16px 0 0; max-width: 66ch; text-wrap: pretty; }
.prose strong { color: var(--tmb-fg-1); font-weight: 700; }
.prose em { color: var(--tmb-fg-1); }
.prose a.link { color: var(--tmb-brand-dark-from); font-weight: 600; box-shadow: inset 0 -1px 0 rgba(0, 159, 255, 0.4); transition: box-shadow .15s; }
.prose a.link:hover { box-shadow: inset 0 -2px 0 var(--tmb-brand-light-to); }
code.tmb { font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 0.88em; background: var(--tmb-surface-soft); color: var(--tmb-brand-dark-from); padding: 2px 6px; border-radius: 6px; border: 1px solid var(--tmb-border-soft); }

/* numbered step list */
.steps { list-style: none; counter-reset: step; padding: 0; margin: 22px 0 0; max-width: 66ch; }
.steps li { position: relative; counter-increment: step; padding: 0 0 0 50px; margin-top: 20px; min-height: 34px; }
.steps li::before { content: counter(step); position: absolute; left: 0; top: -2px; width: 34px; height: 34px; border-radius: 11px; background: var(--tmb-grad-light); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 800; font-variant-numeric: tabular-nums; box-shadow: var(--tmb-glow-brand-sm); }
.steps li h4 { margin: 4px 0 0; font-size: 16px; font-weight: 700; color: var(--tmb-fg-1); }
.steps li p { margin-top: 5px; font-size: 15.5px; }

/* callout */
.callout { display: flex; gap: 14px; margin: 26px 0 0; padding: 18px 20px; background: var(--tmb-info-soft); border: 1px solid rgba(0, 159, 255, 0.22); border-radius: var(--tmb-radius-xl); max-width: 66ch; }
.callout.amber { background: var(--tmb-warning-soft); border-color: rgba(245, 158, 11, 0.28); }
.callout .ico { flex-shrink: 0; width: 32px; height: 32px; border-radius: 9px; background: var(--tmb-grad-light); color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: var(--tmb-glow-brand-sm); }
.callout.amber .ico { background: linear-gradient(135deg, #fbbf24, #f59e0b); box-shadow: 0 6px 18px -4px rgba(245,158,11,.45); }
.callout .ico svg { width: 17px; height: 17px; }
.callout .label { font-size: 12px; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; color: var(--tmb-info-fg); }
.callout.amber .label { color: var(--tmb-warning); }
.callout p { margin: 3px 0 0; font-size: 15px; line-height: 1.6; color: var(--tmb-fg-2); max-width: none; }

/* figure card (block illustrations) */
.figure { margin: 28px 0 0; padding: 26px; background: var(--tmb-surface); border: 1px solid var(--tmb-border); border-radius: var(--tmb-radius-2xl); box-shadow: var(--tmb-shadow-sm); max-width: 66ch; }
.figure .cap { font-size: 13px; color: var(--tmb-fg-3); font-weight: 600; margin-top: 16px; display: flex; align-items: center; gap: 7px; }
.figure .cap svg { width: 14px; height: 14px; color: var(--tmb-fg-4); flex-shrink: 0; }

.blockrow { display: flex; flex-wrap: wrap; gap: 7px; }
.blockrow + .blockrow { margin-top: 7px; }
.blk { width: 38px; height: 38px; border-radius: 11px; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 800; color: rgba(255, 255, 255, 0.95); text-shadow: 0 1px 2px rgba(0, 0, 0, 0.18); font-variant-numeric: tabular-nums; flex-shrink: 0; }
.blk.focus  { background: linear-gradient(135deg, #00bfff, #009dff); box-shadow: 0 4px 12px -3px rgba(0,159,255,.45); }
.blk.work   { background: #003ea0; box-shadow: 0 4px 10px -3px rgba(10,42,115,.35); }
.blk.break  { background: linear-gradient(135deg, #c084fc, #a855f7); box-shadow: 0 4px 12px -3px rgba(168,85,247,.45); }
.blk.move   { background: #22c55e; box-shadow: 0 4px 10px -3px rgba(34,197,94,.4); }
.blk.meal   { background: #f59e0b; box-shadow: 0 4px 10px -3px rgba(245,158,11,.4); }
.blk.social { background: #ec4899; box-shadow: 0 4px 10px -3px rgba(236,72,153,.4); }
.blk.sleep  { background: #475569; box-shadow: 0 4px 10px -3px rgba(71,85,105,.3); }
.blk.empty  { background: var(--tmb-block-empty); box-shadow: inset 0 0 0 1.5px var(--tmb-border); color: var(--tmb-fg-4); text-shadow: none; font-weight: 600; font-size: 11px; }
.blk.dim    { opacity: 0.35; }

/* category legend grid */
.cats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 24px 0 0; max-width: 66ch; }
.cat { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: var(--tmb-radius-lg); background: var(--tmb-surface); border: 1px solid var(--tmb-border); }
.cat .sw { width: 30px; height: 30px; border-radius: 9px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800; color: rgba(255,255,255,.95); }
.cat .ct-name { font-size: 14px; font-weight: 700; color: var(--tmb-fg-1); }
.cat .ct-sub { font-size: 12px; color: var(--tmb-fg-3); }

/* definition / spec rows */
.deflist { margin: 22px 0 0; max-width: 66ch; display: flex; flex-direction: column; }
.deflist .row { display: grid; grid-template-columns: 168px 1fr; gap: 20px; padding: 16px 4px; border-bottom: 1px solid var(--tmb-divider); align-items: baseline; }
.deflist .row:first-child { padding-top: 4px; }
.deflist .row:last-child { border-bottom: 0; }
.deflist dt { font-size: 14px; font-weight: 700; color: var(--tmb-fg-1); }
.deflist dd { margin: 0; font-size: 15px; line-height: 1.6; color: var(--tmb-fg-2); }

/* helpful / pager footer */
.helpful { margin: 56px 0 0; padding: 22px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; background: var(--tmb-surface-soft); border: 1px solid var(--tmb-border-soft); border-radius: var(--tmb-radius-2xl); }
.helpful .q { font-size: 15px; font-weight: 700; color: var(--tmb-fg-1); }
.pager { margin: 28px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pager a { display: flex; flex-direction: column; gap: 4px; padding: 18px 20px; border-radius: var(--tmb-radius-xl); background: var(--tmb-surface); border: 1px solid var(--tmb-border); transition: border-color .15s, box-shadow .15s, transform .15s; }
.pager a:hover { border-color: var(--tmb-brand-light-to); box-shadow: var(--tmb-shadow-sm); transform: translateY(-2px); }
.pager a.next { text-align: right; align-items: flex-end; }
.pager .dir { font-size: 11px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--tmb-fg-3); }
.pager .t { font-size: 15.5px; font-weight: 700; color: var(--tmb-fg-1); }

/* On this page (right rail) */
.onthis { position: sticky; top: 100px; align-self: start; padding: 56px 0 48px; }
.onthis .h { font-size: 11px; font-weight: 800; letter-spacing: 0.16em; text-transform: uppercase; color: var(--tmb-fg-3); margin-bottom: 12px; padding-left: 14px; }
.onthis a { display: block; padding: 6px 14px; font-size: 13px; font-weight: 600; color: var(--tmb-fg-3); border-left: 2px solid var(--tmb-border); line-height: 1.4; transition: color .14s, border-color .14s; }
.onthis a:hover { color: var(--tmb-fg-1); }
.onthis a.active { color: var(--tmb-brand-dark-from); border-color: var(--tmb-brand-light-to); font-weight: 700; }

@media (max-width: 1180px) { .doc { grid-template-columns: minmax(0, 1fr); } .onthis { display: none; } }
@media (max-width: 720px) { .doc { padding: 88px 24px 0; } .cats { grid-template-columns: 1fr; } .deflist .row { grid-template-columns: 1fr; gap: 4px; } .pager { grid-template-columns: 1fr; } }