/* The blog: the home's purple universe for the frame, paper for reading. Violet is the accent;
   each topic has its color (technology: the home's blue planet, leadership: its red galaxy).
   Same type as the Diário da fábrica: Archivo for titles, IBM Plex for text. */
:root {
  --night: #0e0a1a;
  --night-2: #161027;
  --night-3: #1f1735;
  --paper: #f5f2ec;
  --paper-2: #ebe6dc;
  --ink: #15111f;
  --ink-soft: #514a60;
  --on-night: #efe6ff;
  --on-night-soft: #a99cc4;
  --violet: #a77bff;
  --violet-deep: #6d3fd6;
  --tech: #4f8fff;
  --lead: #f06a55;
  --line-dark: rgba(239, 230, 255, 0.12);
  --line-light: rgba(21, 17, 31, 0.12);
  --display: 'Archivo', 'Arial Narrow', system-ui, sans-serif;
  --body: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, Consolas, monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.6 var(--body); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); font-stretch: 110%; line-height: 1.08; letter-spacing: -0.01em; margin: 0; text-wrap: balance; }
p { margin: 0; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.narrow { width: min(740px, 100% - 32px); }
.kicker { font: 500 13px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--violet); margin-bottom: 14px; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; }

.btn { display: inline-flex; align-items: center; padding: 9px 16px; border-radius: 999px; text-decoration: none; font: 700 14px var(--display); font-stretch: 105%;
  color: #fff; background: rgba(109, 63, 214, .35); border: 1px solid rgba(167, 123, 255, .7); box-shadow: 0 0 18px rgba(167, 123, 255, .25); transition: background .2s, box-shadow .2s; }
.btn:hover { background: rgba(109, 63, 214, .6); box-shadow: 0 0 28px rgba(167, 123, 255, .5); }

/* top bar */
.top { position: sticky; top: 0; z-index: 10; background: rgba(14, 10, 26, .86); backdrop-filter: blur(12px); color: var(--on-night); border-bottom: 1px solid var(--line-dark); }
.top-in { height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.mark { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 800 16px var(--display); font-stretch: 112%; white-space: nowrap; }
.mark em { font-style: normal; font-weight: 500; color: var(--on-night-soft); }
.orbit { width: 18px; height: 18px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #fff, var(--violet) 45%, var(--violet-deep)); box-shadow: 0 0 12px rgba(167, 123, 255, .8); }
.top-actions { display: flex; align-items: center; gap: 12px; }
.lang { font: 600 13px var(--mono); color: var(--on-night-soft); text-decoration: none; padding: 6px 9px; border: 1px solid var(--line-dark); border-radius: 5px; }
.lang:hover { color: var(--on-night); border-color: var(--on-night-soft); }

/* hero: a small galaxy behind the title */
.hero { position: relative; overflow: hidden; color: var(--on-night); padding: 96px 0 80px;
  background: radial-gradient(60% 80% at 85% 10%, rgba(167, 123, 255, .28), transparent 60%), radial-gradient(50% 60% at 5% 100%, rgba(79, 143, 255, .16), transparent 60%), var(--night); }
.hero::before { content: ''; position: absolute; inset: 0; opacity: .55; pointer-events: none;
  background-image: radial-gradient(1px 1px at 12% 30%, #fff, transparent), radial-gradient(1px 1px at 72% 18%, #fff, transparent), radial-gradient(1.5px 1.5px at 88% 62%, #e9dcff, transparent),
    radial-gradient(1px 1px at 35% 80%, #fff, transparent), radial-gradient(1px 1px at 55% 45%, #cfe0ff, transparent), radial-gradient(1.5px 1.5px at 22% 60%, #fff, transparent), radial-gradient(1px 1px at 95% 88%, #fff, transparent); }
.hero .wrap { position: relative; }
.hero h1 { font-size: clamp(44px, 8vw, 96px); font-weight: 900; font-stretch: 118%; }
.hero h1 span { color: var(--violet); text-shadow: 0 0 36px rgba(167, 123, 255, .5); }
.lead { font-size: clamp(17px, 2vw, 21px); color: var(--on-night-soft); max-width: 60ch; margin-top: 24px; }

/* the posts */
.section { padding: 72px 0 96px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.filters button { font: 600 14px var(--body); padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line-light); background: #fff; color: var(--ink-soft); cursor: pointer; }
.filters button[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.post-card { display: grid; grid-template-rows: auto 1fr; text-decoration: none; background: #fff; border: 1px solid var(--line-light); border-radius: 10px; overflow: hidden; transition: transform .2s, box-shadow .2s, border-color .2s; }
.post-card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--violet) 60%, transparent); box-shadow: 0 18px 40px -24px rgba(21, 17, 31, .45); }
.post-card img { display: block; width: 100%; aspect-ratio: 1.91 / 1; object-fit: cover; }
.post-card article { padding: 24px; display: grid; gap: 10px; align-content: start; }
.post-card h3 { font-size: 22px; }
.post-card p { color: var(--ink-soft); font-size: 15px; }
.post-card .read { font: 700 14px var(--display); font-stretch: 105%; color: var(--violet-deep); margin-top: 4px; }
/* the newest post, wide */
.posts > .post-card:first-child:not(:only-child) { grid-column: span 2; }
.posts > .post-card:first-child:not(:only-child) h3 { font-size: clamp(24px, 3vw, 32px); }

.meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; font: 13px var(--mono); color: var(--ink-soft); }
.tag { font: 500 11px var(--mono); text-transform: uppercase; letter-spacing: .1em; padding: 4px 8px; border-radius: 4px; border: 1px solid currentColor; }
.tag-tecnologia { color: var(--tech); }
.tag-lideranca { color: var(--lead); }

.empty { padding: 48px; border: 1px dashed color-mix(in srgb, var(--violet) 50%, transparent); border-radius: 12px; background: #fff; display: grid; gap: 10px; max-width: 720px; }
.empty-title { font: 800 26px var(--display); font-stretch: 110%; }
.empty p:last-child { color: var(--ink-soft); }

/* more to read */
.section-dark { background: var(--night); color: var(--on-night); padding: 72px 0; }
.more { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.more-card { display: grid; gap: 8px; padding: 28px; border-radius: 10px; background: var(--night-2); border: 1px solid var(--line-dark); text-decoration: none; transition: border-color .2s; }
.more-card:hover { border-color: var(--violet); }
.more-card .kicker { margin: 0; }
.more-card b { font: 800 24px var(--display); font-stretch: 110%; }
.more-card span:last-child { color: var(--on-night-soft); }

/* a post */
.post-head { color: var(--on-night); padding: 72px 0 56px; background: radial-gradient(70% 90% at 90% 0%, rgba(167, 123, 255, .22), transparent 60%), var(--night); }
.post-head .meta { color: var(--on-night-soft); margin-bottom: 20px; }
.post-head h1 { font-size: clamp(34px, 5.6vw, 60px); font-weight: 900; font-stretch: 115%; }
.post-head .lead { margin-top: 18px; }
.byline { margin-top: 22px; font: 13px var(--mono); color: var(--on-night-soft); }
.prose { padding: 56px 0 24px; font-size: 19px; line-height: 1.7; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { font-size: 28px; margin-top: 1.8em; }
.prose h3 { font-size: 22px; margin-top: 1.6em; }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li + li { margin-top: .45em; }
.prose li::marker { color: var(--violet-deep); }
.prose strong { font-weight: 600; background: linear-gradient(transparent 62%, rgba(167, 123, 255, .3) 0); }
.prose a { color: var(--violet-deep); text-underline-offset: 3px; }
.prose blockquote { margin: 1.4em 0; padding: 4px 0 4px 18px; border-left: 3px solid var(--violet); color: var(--ink-soft); font-style: italic; }
.prose img { display: block; width: 100%; height: auto; border-radius: 8px; box-shadow: 0 30px 60px -36px rgba(21, 17, 31, .6); }
.prose p:has(> img:only-child) { margin-bottom: 1.6em; }
.prose code { font: .88em var(--mono); background: var(--paper-2); padding: 2px 5px; border-radius: 4px; }
.prose pre { background: var(--night); color: var(--on-night); padding: 18px 20px; border-radius: 8px; overflow-x: auto; font-size: 15px; line-height: 1.55; }
.prose pre code { background: none; padding: 0; color: inherit; }
.prose hr { border: 0; border-top: 1px solid var(--line-light); margin: 2.4em 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: 16px; }
.prose th, .prose td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line-light); }
.post-foot { display: grid; gap: 16px; padding: 24px 0 80px; }
.next-card { display: grid; gap: 6px; padding: 22px 24px; border-radius: 10px; background: #fff; border: 1px solid var(--line-light); text-decoration: none; }
.next-card:hover { border-color: var(--violet); }
.next-card .kicker { margin: 0; }
.next-card b { font: 800 22px var(--display); font-stretch: 110%; }
.next-card span:last-child { color: var(--ink-soft); font-size: 15px; }
.next-card.follow { background: var(--night-2); color: var(--on-night); border-color: var(--line-dark); }
.next-card.follow span:last-child { color: var(--on-night-soft); }
.back { font: 600 14px var(--mono); color: var(--ink-soft); text-decoration: none; margin-top: 8px; }
.back:hover { color: var(--ink); }

.foot { background: var(--night); color: var(--on-night-soft); padding: 26px 0; font-size: 14px; border-top: 1px solid var(--line-dark); }
.foot-in { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.foot a { color: var(--on-night-soft); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; } }
@media (max-width: 900px) {
  .posts { grid-template-columns: repeat(2, 1fr); }
  .prose { font-size: 18px; }
}
@media (max-width: 600px) {
  .hero { padding: 64px 0 56px; }
  .section { padding: 48px 0 72px; }
  .posts, .more { grid-template-columns: 1fr; }
  .posts > .post-card:first-child:not(:only-child) { grid-column: auto; }
  .empty { padding: 28px 22px; }
  .mark em { display: none; }
}

/* adherence meters (a post's "how much does it follow this"): --v from 0 to 150, 100 = the mark.
   The level class sets the color: lv-red under 50, lv-yellow 50-89, lv-green 90 and over. */
.prose .meter { --lv: var(--violet-deep); display: grid; grid-template-columns: minmax(0, 1fr) 2.2fr 3.6em; align-items: center; gap: 14px; font: 500 14px var(--mono); color: var(--ink-soft); }
.prose .meter.lv-red { --lv: #d9443a; }
.prose .meter.lv-yellow { --lv: #e3a51c; }
.prose .meter.lv-green { --lv: #2e9e62; }
.prose .meter b { font: 800 17px var(--display); font-stretch: 110%; color: var(--lv); text-align: right; }
.prose .meter-bar { position: relative; height: 12px; border-radius: 999px; background: var(--paper-2); }
.prose .meter-bar i { position: absolute; inset: 0 auto 0 0; border-radius: 999px; width: calc(min(var(--v), 150) / 150 * 100%); background: var(--lv); }
.prose .meter-bar::after { content: ''; position: absolute; left: 66.667%; top: -5px; bottom: -5px; width: 2px; background: var(--ink); border-radius: 1px; }
.prose > .meter { padding: 14px 18px; background: #fff; border: 1px solid var(--line-light); border-radius: 10px; }
.prose .meter-board { display: grid; grid-template-columns: max-content minmax(60px, 1fr) 3.2em; align-items: center; gap: 12px 14px; padding: 22px 22px 18px; background: #fff; border: 1px solid var(--line-light); border-radius: 12px; }
.prose .meter-board::after { grid-column: 1 / -1; content: '| = 100%, o que o fator pede'; font: 12px var(--mono); color: var(--ink-soft); text-align: right; }
.prose .meter-board:lang(en)::after { content: '| = 100%, what the factor asks'; }
.prose .meter-board .meter { display: contents; font-size: 13px; }
.prose .meter-board .meter-name { font-size: 13px; }
.prose .meter-board .meter-name { white-space: nowrap; }
.prose h2 + .factor-pt { margin-top: .35em; font-size: 16px; font-style: italic; color: var(--ink-soft); }
@media (max-width: 640px) {
  .prose .meter { grid-template-columns: minmax(0, 1fr) 3.2em; gap: 6px 10px; }
  .prose .meter-board { grid-template-columns: 1fr; gap: 14px; }
  .prose .meter-board .meter { display: grid; }
  .prose .meter-bar { grid-column: 1 / -1; grid-row: 2; }
  .prose .meter-board .meter-name { white-space: normal; }
}

/* diagrams drawn as inline SVG (readable by AI agents and screen readers): the figure, its caption
   and, under it, the same content as text in <details class="diagram-text"> (the site's Markdown keeps it) */
.prose .factor-lead { margin: 0 0 1.2em; font-size: 16px; font-style: italic; color: var(--ink-soft); }
.prose figure.diagram { margin: 2em 0; padding: 18px 18px 14px; background: #fff; border: 1px solid var(--line-light); border-radius: 12px; }
.prose figure.diagram svg { display: block; width: 100%; height: auto; }
.prose figure.diagram figcaption { margin-top: 12px; font-size: 14px; color: var(--ink-soft); }
.prose .diagram-text { margin-top: 10px; border-top: 1px dashed var(--line-light); padding-top: 8px; font-size: 15px; }
.prose .diagram-text summary { cursor: pointer; font: 500 13px var(--mono); color: var(--violet-deep); }
.prose .diagram-text p, .prose .diagram-text ol { margin: .6em 0; }
.prose .diagram-text li { margin: .2em 0; }
/* a wide diagram has a vertical twin for phones: one of the two is shown */
.prose figure.diagram svg.narrow { display: none; }
@media (max-width: 560px) {
  .prose figure.diagram { padding: 14px 12px 12px; }
  .prose figure.diagram svg.wide { display: none; }
  .prose figure.diagram svg.narrow { display: block; max-width: 420px; margin: 0 auto; }
}
@media (max-width: 560px) {
  .prose table { display: block; overflow-x: auto; font-size: 14px; }
  .prose th, .prose td { padding: 6px 8px; }
}

/* header cross-links (factory diary, Multiagent Orchestrator) */
.top-links { display: flex; gap: 22px; margin-left: auto; font-size: 14px; color: var(--on-night-soft); }
.top-links a { text-decoration: none; white-space: nowrap; }
.top-links a:hover { color: var(--on-night); }
@media (max-width: 900px) { .top-links .top-lp { display: none; } }
/* phones: no room next to the name, EN and LinkedIn; the footer keeps the links */
@media (max-width: 560px) { .top-links { display: none; } }