/* ============================================================
   Uôpa CRM — Blog · sistema editorial
   Herda a identidade da marca (tokens HSL, fontes, gradiente),
   com tratamento editorial: herói de impacto, fotografia em
   duotone da marca e leitura rápida. Base leve, sem canvas.
   ============================================================ */

:root {
  --canvas:          233 39% 9%;
  --surface-1:       236 39% 17%;
  --surface-2:       235 35% 13%;
  --surface-3:       233 30% 20%;
  --hairline:        232 18% 25%;
  --hairline-strong: 232 18% 36%;
  --ink-primary:     40 21% 95%;
  --ink-secondary:   222 14% 72%;
  --ink-muted:       222 12% 52%;
  --brand-purple:    288 67% 46%;
  --brand-magenta:   304 100% 42%;
  --brand-azure:     248 97% 47%;
  --jade:            152 65% 55%;

  --brand-gradient: linear-gradient(135deg, hsl(var(--brand-azure)) 0%, hsl(var(--brand-purple)) 48%, hsl(var(--brand-magenta)) 100%);

  --font-body:   'Inter', system-ui, -apple-system, sans-serif;
  --font-impact: 'Saira Condensed', 'Space Grotesk', sans-serif;
  --font-head:   'Space Grotesk', system-ui, sans-serif;
  --font-mono:   'Space Mono', ui-monospace, monospace;

  --radius: 8px;
  --radius-lg: 18px;
  --wrap: 720px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.75;
  color: hsl(var(--ink-secondary));
  background:
    radial-gradient(120% 90% at 85% -10%, hsl(var(--brand-magenta) / .12) 0%, transparent 45%),
    radial-gradient(110% 80% at 0% 0%, hsl(var(--brand-azure) / .12) 0%, transparent 40%),
    hsl(var(--canvas));
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
::selection { background: hsl(var(--brand-magenta) / .4); color: hsl(var(--ink-primary)); }
a { color: hsl(214 100% 74%); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
img { max-width: 100%; height: auto; display: block; }
.svg-defs { position: absolute; width: 0; height: 0; overflow: hidden; }

/* ---------- Duotone (fotografia com a cor da marca) ---------- */
.duo { position: relative; overflow: hidden; background: hsl(var(--surface-1)); }
.duo > img { width: 100%; height: 100%; object-fit: cover; display: block; }
.duo-azure   > img { filter: url(#duo-azure)   contrast(1.04); }
.duo-purple  > img { filter: url(#duo-purple)  contrast(1.04); }
.duo-magenta > img { filter: url(#duo-magenta) contrast(1.04); }
.duo-azure::after, .duo-purple::after, .duo-magenta::after {
  content: ""; position: absolute; inset: 0; mix-blend-mode: screen; pointer-events: none;
}
.duo-azure::after   { background: linear-gradient(150deg, hsl(var(--brand-azure) / .28), transparent 60%); }
.duo-purple::after  { background: linear-gradient(150deg, hsl(var(--brand-purple) / .30), transparent 60%); }
.duo-magenta::after { background: linear-gradient(150deg, hsl(var(--brand-magenta) / .30), transparent 60%); }

/* ---------- Header (simplificado) ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px clamp(16px, 5vw, 56px);
  background: hsl(var(--canvas) / .78);
  backdrop-filter: saturate(140%) blur(14px); -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid hsl(var(--hairline) / .6);
}
.site-header .brand img { height: 28px; width: auto; display: block; }
.btn-ghost {
  font-family: var(--font-head); font-weight: 600; font-size: 14.5px; color: hsl(var(--ink-primary));
  padding: 10px 20px; border-radius: 999px; border: 1px solid hsl(var(--hairline-strong)); white-space: nowrap;
  transition: border-color .15s, background .15s;
}
.btn-ghost:hover { border-color: hsl(var(--brand-magenta) / .6); background: hsl(var(--surface-1) / .5); text-decoration: none; color: hsl(var(--ink-primary)); }

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: clamp(18px, 5vw, 32px); }
.wrap-wide { max-width: 1160px; }

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 1.6px; text-transform: uppercase; color: hsl(304 100% 70%);
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--brand-gradient); border-radius: 2px; }

/* ---------- Index: intro ---------- */
.blog-intro { padding-block: clamp(44px, 8vw, 84px) 8px; }
.blog-intro .eyebrow { margin-bottom: 22px; }
.blog-intro h1 {
  font-family: var(--font-impact); font-weight: 800; font-size: clamp(2.6rem, 9vw, 5rem);
  line-height: .97; letter-spacing: -1px; color: hsl(var(--ink-primary)); margin: 0 0 20px; text-wrap: balance;
}
.blog-intro h1 .grad { background: var(--brand-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.blog-intro p { font-size: clamp(1.1rem, 3.4vw, 1.35rem); max-width: 640px; margin: 0; }

/* ---------- Featured (herói editorial full-color) ---------- */
.featured {
  position: relative; display: block; margin: clamp(32px, 5vw, 52px) 0 0;
  border-radius: var(--radius-lg); overflow: hidden; min-height: clamp(360px, 52vw, 560px);
  border: 1px solid hsl(var(--hairline) / .7);
}
.featured .featured__media { position: absolute; inset: 0; }
.featured .featured__media img { width: 100%; height: 100%; object-fit: cover; }
.featured .scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, hsl(var(--canvas) / .15) 0%, transparent 26%, hsl(var(--canvas) / .55) 62%, hsl(var(--canvas) / .94) 100%),
    linear-gradient(75deg, hsl(var(--canvas) / .82) 8%, transparent 68%);
}
.featured__body {
  position: absolute; left: 0; bottom: 0; right: 0; padding: clamp(24px, 4vw, 52px);
  max-width: 760px;
}
.featured__body .eyebrow { margin-bottom: 16px; }
.featured__body h2 {
  font-family: var(--font-impact); font-weight: 800; font-size: clamp(1.9rem, 5.4vw, 3.2rem);
  line-height: 1.02; letter-spacing: -.5px; color: #fff; margin: 0 0 14px; text-wrap: balance;
  text-shadow: 0 2px 24px hsl(var(--canvas) / .7);
}
.featured__body p { color: hsl(var(--ink-primary) / .92); font-size: clamp(1rem, 2.6vw, 1.15rem); margin: 0 0 20px; max-width: 560px; }
.featured .tagrow { display: flex; align-items: center; gap: 14px; font-family: var(--font-mono); font-size: 12.5px; color: hsl(var(--ink-secondary)); }
.featured .pill { display: inline-flex; align-items: center; gap: 8px; background: #fff; color: hsl(var(--canvas)); font-family: var(--font-head); font-weight: 600; font-size: 14px; padding: 10px 20px; border-radius: 999px; }
.featured:hover .pill { filter: brightness(.94); }
.featured:hover { text-decoration: none; }

/* ---------- Grade de histórias (cards Notion-style) ---------- */
.section-label { font-family: var(--font-head); font-size: .92rem; letter-spacing: .4px; color: hsl(var(--ink-muted)); text-transform: uppercase; margin: clamp(44px, 6vw, 64px) 0 0; }
.posts-grid { display: grid; gap: 22px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); margin: 22px 0 40px; }

.story {
  position: relative; display: flex; flex-direction: column; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid hsl(var(--hairline) / .7); background: hsl(var(--surface-2) / .5);
  transition: transform .2s, border-color .2s; min-height: 340px;
}
.story:hover { transform: translateY(-4px); border-color: hsl(var(--brand-magenta) / .5); text-decoration: none; }
.story .duo { position: absolute; inset: 0; }
.story .story__scrim { position: absolute; inset: 0; background: linear-gradient(180deg, hsl(var(--canvas) / .25) 0%, transparent 34%, hsl(var(--canvas) / .72) 78%, hsl(var(--canvas) / .95) 100%); }
.story__body { position: relative; margin-top: auto; padding: 22px 24px; }
.story__logo { position: absolute; top: 18px; left: 20px; z-index: 2; height: 20px; opacity: .95; }
.story .cat { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1.1px; text-transform: uppercase; color: #fff; opacity: .82; }
.story h3 { font-family: var(--font-head); font-weight: 600; font-size: 1.2rem; line-height: 1.22; color: #fff; margin: 10px 0 10px; text-wrap: balance; }
.story .read { font-family: var(--font-mono); font-size: 12px; color: hsl(var(--ink-secondary)); }

/* ---------- Artigo: herói fotográfico ---------- */
.post-hero { position: relative; width: 100%; min-height: clamp(320px, 48vw, 520px); display: flex; align-items: flex-end; overflow: hidden; border-bottom: 1px solid hsl(var(--hairline) / .6); }
.post-hero .duo { position: absolute; inset: 0; }
.post-hero .scrim { position: absolute; inset: 0; background: linear-gradient(180deg, hsl(var(--canvas) / .35) 0%, transparent 30%, hsl(var(--canvas) / .6) 70%, hsl(var(--canvas)) 100%); }
.post-hero__inner { position: relative; padding-bottom: clamp(20px, 3vw, 40px); padding-top: 40px; }
.post-hero .breadcrumb { margin: 0 0 16px; }
.post-hero .eyebrow { margin-bottom: 14px; }
.post-hero h1 {
  font-family: var(--font-impact); font-weight: 800; font-size: clamp(2rem, 6.5vw, 3.5rem);
  line-height: 1.02; letter-spacing: -.5px; color: #fff; margin: 0; text-wrap: balance;
  text-shadow: 0 2px 26px hsl(var(--canvas) / .7);
}

.breadcrumb { font-family: var(--font-mono); font-size: 12.5px; color: hsl(var(--ink-secondary)); letter-spacing: .2px; }
.breadcrumb a { color: hsl(var(--ink-secondary)); }
.breadcrumb a:hover { color: #fff; }

.article-lead { font-size: clamp(1.1rem, 3.2vw, 1.3rem); line-height: 1.55; color: hsl(var(--ink-primary)); margin: 30px 0 0; font-weight: 500; }
.article-meta {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px 14px; margin: 22px 0;
  padding: 14px 0; border-top: 1px solid hsl(var(--hairline) / .6); border-bottom: 1px solid hsl(var(--hairline) / .6);
  font-family: var(--font-mono); font-size: 12.5px; color: hsl(var(--ink-muted));
}
.article-meta .author { color: hsl(var(--ink-primary)); }
.article-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: hsl(var(--ink-muted)); flex-shrink: 0; }

/* ---------- Figuras (device frame) ---------- */
.cover { position: relative; margin: 34px 0 8px; border-radius: var(--radius-lg); padding: clamp(10px, 2.5vw, 18px);
  background: linear-gradient(160deg, hsl(var(--surface-1) / .8), hsl(var(--surface-2) / .5)); border: 1px solid hsl(var(--hairline-strong) / .5);
  box-shadow: 0 30px 80px -30px hsl(var(--brand-magenta) / .35), 0 10px 40px -20px hsl(var(--brand-azure) / .3); }
.cover::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; z-index: -1; background: var(--brand-gradient); opacity: .18; filter: blur(22px); }
.cover img { width: 100%; border-radius: 10px; border: 1px solid hsl(var(--hairline) / .8); }
.cover figcaption, .prose figcaption { font-family: var(--font-mono); font-size: 12px; color: hsl(var(--ink-muted)); margin-top: 12px; text-align: center; line-height: 1.5; }

/* ---------- TL;DR ---------- */
.tldr { margin: 34px 0; padding: 22px 24px; border-radius: var(--radius-lg); background: hsl(var(--surface-2) / .6); border: 1px solid hsl(var(--hairline-strong) / .5); border-left: 3px solid hsl(var(--brand-azure)); }
.tldr h2 { font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 1.5px; text-transform: uppercase; color: hsl(214 100% 74%); margin: 0 0 12px; }
.tldr p, .tldr ul { margin: 0; font-size: 1rem; }
.tldr ul { padding-left: 20px; } .tldr li { margin: 7px 0; }

/* ---------- TOC ---------- */
.toc { margin: 30px 0; padding: 20px 24px; border-radius: var(--radius); background: hsl(var(--surface-2) / .35); border: 1px solid hsl(var(--hairline) / .6); }
.toc strong { font-family: var(--font-head); font-size: 14px; color: hsl(var(--ink-primary)); display: block; margin-bottom: 10px; }
.toc ol { margin: 0; padding-left: 20px; font-size: .96rem; } .toc li { margin: 6px 0; }

/* ---------- Prose ---------- */
.prose { margin-top: 8px; }
.prose h2 { font-family: var(--font-impact); font-weight: 700; font-size: clamp(1.5rem, 5vw, 2.05rem); line-height: 1.12; color: hsl(var(--ink-primary)); margin: 52px 0 16px; scroll-margin-top: 84px; }
.prose h3 { font-family: var(--font-head); font-weight: 600; font-size: clamp(1.15rem, 4vw, 1.28rem); color: hsl(var(--ink-primary)); margin: 34px 0 12px; scroll-margin-top: 84px; }
.prose p { margin: 18px 0; }
.prose ul, .prose ol { margin: 18px 0; padding-left: 24px; } .prose li { margin: 10px 0; }
.prose li::marker { color: hsl(var(--brand-magenta)); }
.prose strong { color: hsl(var(--ink-primary)); font-weight: 600; }
.prose blockquote { margin: 26px 0; padding: 16px 20px; border-left: 3px solid hsl(var(--brand-magenta)); background: hsl(var(--surface-2) / .4); border-radius: 0 var(--radius) var(--radius) 0; color: hsl(var(--ink-primary)); font-size: clamp(1.02rem, 3vw, 1.12rem); }
.prose code { font-family: var(--font-mono); font-size: .86em; background: hsl(var(--surface-1) / .6); padding: 2px 7px; border-radius: 5px; color: hsl(var(--ink-primary)); word-break: break-word; }
.prose figure { margin: 34px 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 6px 0; font-size: .95rem; min-width: 460px; }
.prose th, .prose td { text-align: left; padding: 12px 14px; border-bottom: 1px solid hsl(var(--hairline) / .7); vertical-align: top; }
.prose th { font-family: var(--font-head); color: hsl(var(--ink-primary)); background: hsl(var(--surface-2) / .5); }
.table-scroll { overflow-x: auto; margin: 28px 0; -webkit-overflow-scrolling: touch; border-radius: var(--radius); border: 1px solid hsl(var(--hairline) / .5); }
.keytake { margin: 26px 0; padding: 18px 22px; border-radius: var(--radius); background: hsl(var(--jade) / .08); border: 1px solid hsl(var(--jade) / .32); color: hsl(var(--ink-primary)); font-size: 1.01rem; }
.keytake strong { color: hsl(152 65% 62%); }

/* ---------- FAQ ---------- */
.faq { margin: 56px 0; }
.faq h2 { font-family: var(--font-impact); font-weight: 700; font-size: clamp(1.5rem, 5vw, 2.05rem); color: hsl(var(--ink-primary)); margin-bottom: 8px; }
.faq details { border-bottom: 1px solid hsl(var(--hairline) / .6); padding: 4px 0; }
.faq summary { cursor: pointer; list-style: none; padding: 16px 0; font-family: var(--font-head); font-size: clamp(1rem, 3.5vw, 1.1rem); color: hsl(var(--ink-primary)); display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: hsl(304 100% 70%); font-size: 1.5rem; line-height: 1; flex-shrink: 0; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0 0 18px; }

/* ---------- CTA ---------- */
.cta-band { margin: 64px 0 24px; padding: clamp(28px, 5vw, 44px); border-radius: var(--radius-lg);
  background: radial-gradient(120% 140% at 85% 15%, hsl(var(--brand-magenta) / .22) 0%, transparent 55%), radial-gradient(120% 140% at 0% 100%, hsl(var(--brand-azure) / .18) 0%, transparent 50%), hsl(var(--surface-2) / .7);
  border: 1px solid hsl(var(--hairline-strong) / .5); }
.cta-band h2 { font-family: var(--font-impact); font-weight: 800; font-size: clamp(1.5rem, 5.5vw, 2.3rem); color: hsl(var(--ink-primary)); margin: 0 0 12px; line-height: 1.06; }
.cta-band p { margin: 0 0 22px; }
.btn { display: inline-flex; align-items: center; font-family: var(--font-head); font-weight: 600; font-size: 1rem; padding: 14px 28px; border-radius: 999px; background: var(--brand-gradient); color: #fff; box-shadow: 0 10px 30px -10px hsl(var(--brand-magenta) / .7); transition: filter .15s, transform .15s; }
.btn:hover { filter: brightness(1.08); transform: translateY(-1px); text-decoration: none; color: #fff; }

/* ---------- Related ---------- */
.related { margin: 56px 0; }
.related h2 { font-family: var(--font-head); font-size: 1rem; letter-spacing: .3px; color: hsl(var(--ink-muted)); text-transform: uppercase; margin-bottom: 18px; }
.related-grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.post-card { display: flex; flex-direction: column; padding: 22px 24px; border-radius: var(--radius-lg); background: hsl(var(--surface-2) / .5); border: 1px solid hsl(var(--hairline) / .7); transition: transform .18s, border-color .18s; height: 100%; }
.post-card:hover { transform: translateY(-3px); border-color: hsl(var(--brand-magenta) / .5); text-decoration: none; }
.post-card .cat { font-family: var(--font-mono); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: hsl(304 100% 70%); }
.post-card h3 { font-family: var(--font-head); font-weight: 600; font-size: 1.12rem; color: hsl(var(--ink-primary)); margin: 12px 0 10px; line-height: 1.25; }
.post-card p { font-size: .93rem; color: hsl(var(--ink-secondary)); margin: 0 0 16px; flex-grow: 1; }
.post-card .read { font-family: var(--font-mono); font-size: 12px; color: hsl(var(--ink-muted)); }

/* ---------- Footer ---------- */
.site-footer { margin-top: 72px; padding: 36px clamp(18px, 5vw, 56px); border-top: 1px solid hsl(var(--hairline) / .6); font-family: var(--font-mono); font-size: 13px; color: hsl(var(--ink-muted)); display: flex; flex-wrap: wrap; gap: 14px 24px; align-items: center; justify-content: space-between; }
.site-footer a { color: hsl(var(--ink-secondary)); } .site-footer .foot-links { display: flex; gap: 18px; flex-wrap: wrap; }

/* ---------- Mobile ---------- */
@media (max-width: 620px) {
  body { font-size: 16.5px; line-height: 1.72; }
  .site-header { padding: 12px 16px; }
  .site-header .brand img { height: 24px; }
  .btn-ghost { font-size: 13.5px; padding: 9px 16px; }
  .story { min-height: 300px; }
  .featured { min-height: 440px; }
  .prose h2 { margin-top: 44px; }
  .cover { padding: 8px; border-radius: 12px; }
  .tldr, .toc, .keytake, .prose blockquote { padding-left: 16px; padding-right: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }