/* ===== Blog / guias — Editorial Aurora 2026 =====
   CSS moderno, sem dependências e com fallback progressivo. */

:root {
  --blog-accent: var(--indigo, #4f46e5);
  --blog-accent-2: var(--violet, #8b5cf6);
  --blog-link: #4f46e5;
  --blog-card-accent: #0e7490;
  --blog-card-accent-bright: #22d3ee;
  --blog-card-navy-1: #07121f;
  --blog-card-navy-2: #0b2545;
  --blog-card-navy-3: #0e4a5a;
  --blog-card-line: #e2e8f0;
  --blog-card-line: color-mix(in oklab, var(--blog-card-accent) 14%, #e2e8f0);
  --blog-card-shadow: rgba(8, 145, 178, 0.18);
  --blog-ink: var(--text, #0f172a);
  --blog-muted: var(--muted, #64748b);
  --blog-surface: var(--surface, #ffffff);
  --blog-soft: #f8fafc;
  --blog-line: #e2e8f0;
  --blog-line: color-mix(in oklab, var(--blog-accent) 14%, #e2e8f0);
  --blog-glow: rgba(124, 58, 237, 0.18);
  --blog-glow: color-mix(in oklab, var(--blog-accent-2) 22%, transparent);
  --blog-radius-xl: 28px;
  --blog-radius-lg: 20px;
  --blog-radius-md: 14px;
  --blog-display: 'Poppins', 'Inter', sans-serif;
  --blog-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --blog-shadow: 0 24px 70px rgba(79, 70, 229, 0.13);
  --blog-shadow: 0 24px 70px color-mix(in oklab, var(--blog-accent) 14%, transparent);
}

[data-theme="dark"] {
  --blog-link: #a5b4fc;
  --blog-card-accent: #67e8f9;
  --blog-card-accent-bright: #22d3ee;
  --blog-card-navy-1: #06101c;
  --blog-card-navy-2: #0a2238;
  --blog-card-navy-3: #0d3b4a;
  --blog-card-line: #334155;
  --blog-card-line: color-mix(in oklab, var(--blog-card-accent) 20%, #1e293b);
  --blog-card-shadow: rgba(34, 211, 238, 0.14);
  --blog-soft: #16233d;
  --blog-line: #334155;
  --blog-line: color-mix(in oklab, var(--blog-accent-2) 26%, #1e293b);
  --blog-glow: rgba(139, 92, 246, 0.28);
  --blog-glow: color-mix(in oklab, var(--blog-accent-2) 30%, transparent);
  --blog-shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
}

/* Fundo do blog: aurora estática + progresso de leitura */
.blog-page {
  background-color: var(--bg);
  background-image:
    radial-gradient(58rem 30rem at 8% -8%, rgba(79, 70, 229, 0.11), transparent 64%),
    radial-gradient(46rem 26rem at 96% 4%, rgba(139, 92, 246, 0.10), transparent 62%);
  background-image:
    radial-gradient(58rem 30rem at 8% -8%, color-mix(in oklab, var(--blog-accent) 13%, transparent), transparent 64%),
    radial-gradient(46rem 26rem at 96% 4%, color-mix(in oklab, var(--blog-accent-2) 12%, transparent), transparent 62%);
  background-attachment: fixed;
}

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: scroll()) {
    .blog-page::before {
      content: '';
      position: fixed;
      inset: 0 0 auto;
      z-index: 120;
      height: 3px;
      background: linear-gradient(90deg, var(--blog-accent), var(--blog-accent-2));
      transform: scaleX(0);
      transform-origin: 0 50%;
      animation: blog-progress linear both;
      animation-timeline: scroll(root block);
      pointer-events: none;
    }
  }
}

@keyframes blog-progress {
  to { transform: scaleX(1); }
}

/* ===== Hub ===== */
.blog-hero {
  position: relative;
  isolation: isolate;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: clamp(38px, 5vw, 58px) 0 24px;
}

.blog-hero::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: 16%;
  right: 2%;
  width: min(460px, 50vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--blog-glow);
  filter: blur(90px);
  opacity: 0.62;
  pointer-events: none;
}

.blog-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--blog-line);
  border-radius: 999px;
  padding: 6px 10px;
  background: var(--blog-surface);
  background: color-mix(in oklab, var(--blog-surface) 78%, var(--blog-accent) 6%);
  color: var(--blog-link);
  font: 800 10px/1 var(--blog-display);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  box-shadow: 0 6px 18px var(--blog-glow);
}

.blog-eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blog-accent), var(--blog-accent-2));
  box-shadow: 0 0 0 4px var(--blog-glow);
}

.blog-hero h1 {
  max-width: 780px;
  margin: 14px 0 10px;
  color: var(--blog-ink);
  font: 800 clamp(26px, 4vw, 38px)/1.15 var(--blog-display);
  letter-spacing: -0.025em;
  text-align: left;
  text-wrap: balance;
}

.blog-hero > p {
  max-width: 780px;
  margin: 0;
  color: var(--blog-muted);
  font: 500 clamp(15.5px, 1.2vw, 17.5px)/1.65 var(--blog-body);
  text-wrap: pretty;
}

.blog-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.blog-hero-stats span {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  padding: 8px 12px;
  border: 1px solid var(--blog-line);
  border-radius: 999px;
  background: var(--blog-surface);
  background: color-mix(in oklab, var(--blog-surface) 82%, transparent);
  color: var(--blog-muted);
  font: 600 11.5px/1.2 var(--blog-body);
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.04);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.blog-hero-stats strong {
  color: var(--blog-ink);
  font-weight: 800;
}

.blog-shell {
  width: 100%;
  max-width: none;
  margin: 0 0 clamp(54px, 8vw, 92px);
  container-type: inline-size;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-flow: dense;
  gap: clamp(10px, 1.3vw, 16px);
}

@media (min-width: 1700px) {
  .blog-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .blog-grid:has(> .blog-card:nth-child(12):last-child) > .blog-card:nth-child(11) {
    grid-column: span 2;
  }

  .blog-grid:has(> .blog-card:nth-child(12):last-child) > .blog-card:nth-child(12) {
    grid-column: span 3;
  }
}

.blog-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 200px;
  padding: clamp(16px, 1.4vw, 22px);
  overflow: clip;
  border: 1px solid var(--blog-card-line);
  border-top: 2px solid color-mix(in oklab, var(--blog-card-accent) 55%, var(--blog-card-line));
  border-radius: var(--blog-radius-lg);
  background: var(--blog-surface);
  background: linear-gradient(155deg, color-mix(in oklab, var(--blog-card-accent) 4%, var(--blog-surface)), var(--blog-surface) 58%);
  color: var(--blog-ink);
  text-decoration: none;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset, 0 10px 32px rgba(15, 23, 42, 0.05);
  transition: transform 0.28s cubic-bezier(.2, .7, .2, 1), border-color 0.28s, box-shadow 0.28s;
}

.blog-card > * {
  position: relative;
  z-index: 1;
}

.blog-card:first-child {
  border-color: transparent;
  border-top-color: rgba(34, 211, 238, 0.5);
  background:
    radial-gradient(70% 130% at 88% 0%, rgba(34, 211, 238, 0.18), transparent 60%),
    linear-gradient(125deg, var(--blog-card-navy-1) 0%, var(--blog-card-navy-2) 55%, var(--blog-card-navy-3) 100%);
  color: #fff;
  box-shadow: 0 18px 45px rgba(7, 18, 31, 0.24);
}

.blog-card:first-child::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(110deg, #000, transparent 72%);
  -webkit-mask-image: linear-gradient(110deg, #000, transparent 72%);
  pointer-events: none;
}

.blog-card:first-child::after {
  content: '';
  position: absolute;
  right: 8%;
  bottom: -28%;
  width: 280px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(34, 211, 238, 0.2);
  filter: blur(45px);
  pointer-events: none;
}

.blog-card .tag {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px;
  border: 1px solid var(--blog-card-line);
  border-radius: 999px;
  background: var(--blog-surface);
  background: color-mix(in oklab, var(--blog-card-accent) 10%, var(--blog-surface));
  color: var(--blog-card-accent);
  font: 800 9px/1 var(--blog-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-card:first-child .tag {
  border-color: rgba(34, 211, 238, 0.28);
  background: rgba(34, 211, 238, 0.12);
  color: #cffafe;
  backdrop-filter: blur(8px);
}

.blog-card h3 {
  max-width: 26ch;
  margin: 1px 0 0;
  color: var(--blog-ink);
  font: 700 clamp(18px, 1.25vw, 21px)/1.3 var(--blog-display);
  letter-spacing: -0.018em;
  text-wrap: balance;
}

.blog-card:first-child h3 {
  max-width: 26ch;
  color: #fff;
  font-size: clamp(22px, 1.7vw, 24px);
  line-height: 1.25;
  letter-spacing: -0.018em;
}

.blog-card p {
  display: -webkit-box;
  max-width: 52ch;
  margin: 0;
  overflow: hidden;
  color: var(--blog-muted);
  font: 500 13px/1.55 var(--blog-body);
  text-wrap: pretty;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.blog-card:first-child p {
  max-width: 52ch;
  color: rgba(207, 250, 254, 0.8);
  font-size: 13px;
}

.blog-card-meta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: auto;
  padding-top: 12px;
  color: var(--blog-muted);
  font: 700 10px/1 var(--blog-display);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.blog-card-meta::after {
  content: '→';
  color: var(--blog-card-accent);
  font: 700 13px/1 var(--blog-body);
  transition: transform 0.22s;
}

.blog-card:first-child .blog-card-meta {
  color: rgba(207, 250, 254, 0.7);
}

.blog-card:first-child .blog-card-meta::after {
  color: #a5f3fc;
}

@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .blog-card:hover {
    transform: translateY(-5px);
    border-color: var(--blog-card-accent);
    border-color: color-mix(in oklab, var(--blog-card-accent) 45%, var(--blog-card-line));
    border-top-color: var(--blog-card-accent);
    box-shadow: 0 18px 45px var(--blog-card-shadow);
  }

  .blog-card:first-child:hover {
    border-color: transparent;
    border-top-color: rgba(34, 211, 238, 0.75);
    box-shadow: 0 24px 55px rgba(8, 145, 178, 0.22);
  }

  .blog-card:hover .blog-card-meta::after {
    transform: translateX(4px);
  }
}

.blog-card:focus-visible {
  outline: 3px solid var(--blog-card-accent);
  outline-offset: 4px;
}

.blog-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
  margin-top: 24px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius-lg);
  background: var(--blog-surface);
  background: linear-gradient(120deg, color-mix(in oklab, var(--blog-accent) 10%, var(--blog-surface)), var(--blog-surface) 62%);
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.05);
}

.blog-cta::before {
  content: 'Continue explorando';
  flex-basis: 100%;
  color: var(--blog-muted);
  font: 800 10px/1 var(--blog-display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.blog-cta .btn {
  flex: 0 1 auto;
}

/* ===== Artigos / guias ===== */
.article.tool-card-panel {
  width: 100%;
  max-width: none;
  margin: clamp(22px, 4vw, 42px) 0 clamp(52px, 8vw, 84px);
  padding: clamp(16px, 2.8vw, 32px);
  overflow: clip;
  border-radius: var(--blog-radius-xl);
  container-type: inline-size;
}

.article {
  counter-reset: guide-section;
}

.guide-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin: calc(-1 * clamp(16px, 2.8vw, 32px)) calc(-1 * clamp(16px, 2.8vw, 32px)) 20px;
  padding: clamp(18px, 2.6vw, 28px);
  border-radius: var(--blog-radius-xl) var(--blog-radius-xl) var(--blog-radius-lg) var(--blog-radius-lg);
  background:
    radial-gradient(80% 120% at 92% 0%, rgba(139, 92, 246, 0.72), transparent 58%),
    linear-gradient(125deg, #0b1026 0%, #1e1b4b 52%, #4c1d95 100%);
  color: #fff;
}

.guide-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.09) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(120deg, #000, transparent 70%);
  -webkit-mask-image: linear-gradient(120deg, #000, transparent 70%);
  pointer-events: none;
}

.guide-back {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 16px;
  padding: 4px 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(237, 233, 254, 0.86);
  font: 700 9.5px/1 var(--blog-display);
  letter-spacing: 0.07em;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 0.2s, border-color 0.2s;
}

.guide-back:hover {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.guide-back:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}

.guide-eyebrow {
  display: block;
  margin-bottom: 6px;
  color: #c4b5fd;
  font: 800 9.5px/1 var(--blog-display);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.guide-hero h1 {
  max-width: 22ch;
  margin: 0 0 12px;
  color: #fff;
  font: 800 clamp(1.7rem, 3vw, 2.4rem)/1.08 var(--blog-display);
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.guide-hero .meta {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  margin: 0 0 12px;
  padding: 4px 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(237, 233, 254, 0.78);
  font: 600 11px/1.3 var(--blog-body);
}

.guide-hero .lead {
  max-width: 62ch;
  margin: 0;
  color: rgba(237, 233, 254, 0.88);
  font-size: clamp(15px, 1.05vw, 17px);
  line-height: 1.55;
  text-wrap: pretty;
}

.article > :not(.guide-hero) {
  max-width: 900px;
  margin-inline: auto;
}

.article h1,
.article h2,
.article h3 {
  color: var(--blog-ink);
  text-wrap: balance;
}

.article h2 {
  display: flex;
  align-items: center;
  gap: 11px;
  margin: 38px 0 12px;
  font: 700 clamp(22px, 2.5vw, 29px)/1.18 var(--blog-display);
  letter-spacing: -0.03em;
}

.article > h2 {
  counter-increment: guide-section;
}

.article > h2::before {
  content: counter(guide-section, decimal-leading-zero);
  flex: 0 0 auto;
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--blog-line);
  border-radius: 12px;
  background: var(--blog-surface);
  background: linear-gradient(145deg, color-mix(in oklab, var(--blog-accent) 12%, var(--blog-surface)), var(--blog-surface));
  color: var(--blog-link);
  font: 800 11px/1 var(--blog-body);
  letter-spacing: 0.04em;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.05);
}

.article .faq h2::before {
  content: none;
}

.article h3 {
  margin: 26px 0 8px;
  font: 700 17.5px/1.3 var(--blog-display);
  letter-spacing: -0.01em;
}

.article p,
.article li {
  color: var(--blog-muted);
  font: 500 16.5px/1.75 var(--blog-body);
  text-wrap: pretty;
}

.article p {
  margin: 0 0 15px;
}

.article .lead {
  color: var(--blog-ink);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.65;
}

.article .guide-hero h1 {
  color: #fff;
}

.article .guide-hero .lead {
  color: rgba(237, 233, 254, 0.88);
}

.article strong {
  color: var(--blog-ink);
  font-weight: 700;
}

.article a:not(.btn):not(.guide-back) {
  color: var(--blog-link);
  font-weight: 600;
  text-decoration: none;
  background-image: linear-gradient(90deg, var(--blog-accent), var(--blog-accent-2));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 2px;
  transition: background-size 0.22s;
}

.article a:not(.btn):not(.guide-back):hover {
  background-size: 100% 2px;
}

.article a:not(.btn):not(.guide-back):focus-visible {
  outline: 2px solid var(--blog-accent);
  outline-offset: 3px;
  border-radius: 3px;
}

.article ul,
.article ol {
  margin: 0 0 18px;
  padding-left: 0;
}

.article ul {
  list-style: none;
}

.article ul > li {
  position: relative;
  padding-left: 23px;
  margin-bottom: 8px;
}

.article ul > li::before {
  content: '';
  position: absolute;
  left: 3px;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blog-accent), var(--blog-accent-2));
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--blog-accent) 12%, transparent);
}

.article > ol {
  counter-reset: guide-step;
  list-style: none;
}

.article > ol > li {
  position: relative;
  padding-left: 44px;
  margin-bottom: 12px;
  counter-increment: guide-step;
}

.article > ol > li::before {
  content: counter(guide-step);
  position: absolute;
  left: 0;
  top: 0.08em;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blog-accent), var(--blog-accent-2));
  color: #fff;
  font: 800 11px/1 var(--blog-body);
  box-shadow: 0 6px 14px var(--blog-glow);
}

.article li {
  margin-bottom: 7px;
}

.article li::marker {
  color: var(--blog-link);
}

.article .callout {
  position: relative;
  margin: 22px auto;
  padding: 16px 18px 16px 46px;
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius-md);
  background: var(--blog-surface);
  background: linear-gradient(110deg, color-mix(in oklab, var(--blog-accent) 9%, var(--blog-surface)), var(--blog-surface));
  color: var(--blog-ink);
  font: 500 14.5px/1.65 var(--blog-body);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.article .callout::before {
  content: '✦';
  position: absolute;
  left: 16px;
  top: 14px;
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blog-accent), var(--blog-accent-2));
  color: #fff;
  font: 700 10px/1 var(--blog-body);
}

.article .callout strong {
  color: var(--blog-ink);
}

.article table {
  width: 100%;
  margin: 16px auto 22px;
  border: 1px solid var(--blog-line);
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border-radius: var(--blog-radius-md);
  font: 500 14px/1.5 var(--blog-body);
}

.article th,
.article td {
  padding: 10px 12px;
  border-top: 1px solid var(--blog-line);
  text-align: left;
  vertical-align: top;
}

.article th {
  border-top: 0;
  background: var(--blog-soft);
  background: color-mix(in oklab, var(--blog-accent) 8%, var(--blog-soft));
  color: var(--blog-ink);
  font-weight: 700;
}

.article tr:nth-child(even) td {
  background: color-mix(in oklab, var(--blog-accent) 3%, var(--blog-surface));
}

.article code {
  padding: 1px 5px;
  border: 1px solid var(--blog-line);
  border-radius: 6px;
  background: var(--blog-soft);
  color: var(--blog-ink);
  font: 600 0.88em/1.5 ui-monospace, Menlo, Consolas, monospace;
}

.article .cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 30px auto;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--blog-radius-lg);
  background:
    radial-gradient(70% 120% at 92% 0%, rgba(139, 92, 246, 0.62), transparent 60%),
    linear-gradient(125deg, #0b1026, #312e81);
  box-shadow: 0 18px 46px rgba(30, 27, 75, 0.2);
}

.article .cta::before {
  content: 'Ferramentas relacionadas';
  flex-basis: 100%;
  color: rgba(237, 233, 254, 0.72);
  font: 800 9.5px/1 var(--blog-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.article .cta .btn {
  flex: 0 1 auto;
}

.article .cta .btn-primary {
  background: #fff;
  color: #3730a3;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
}

.article .cta .btn-ghost {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.article .cta .btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.52);
  background: rgba(255, 255, 255, 0.14);
}

/* FAQ */
.article .faq {
  margin-top: 42px;
}

.article .faq h2 {
  margin-top: 0;
  margin-bottom: 14px;
}

.article details {
  margin: 0 0 9px;
  padding: 0;
  border: 1px solid var(--blog-line);
  border-radius: var(--blog-radius-md);
  background: var(--blog-surface);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.03);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.article details[open] {
  border-color: color-mix(in oklab, var(--blog-accent) 34%, var(--blog-line));
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
}

.article details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  color: var(--blog-ink);
  font: 700 14.5px/1.4 var(--blog-body);
  list-style: none;
}

.article details summary::-webkit-details-marker {
  display: none;
}

.article details summary::after {
  content: '+';
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--blog-soft);
  background: color-mix(in oklab, var(--blog-accent) 9%, var(--blog-soft));
  color: var(--blog-link);
  font: 700 15px/1 var(--blog-body);
  transition: transform 0.2s;
}

.article details[open] summary::after {
  content: '−';
}

.article details p {
  margin: 0;
  padding: 0 16px 15px;
  font-size: 14.5px;
}

.article details > *:not(summary) {
  animation: blog-fade 0.24s ease both;
}

@keyframes blog-fade {
  from { opacity: 0; transform: translateY(-3px); }
  to { opacity: 1; transform: none; }
}

@supports (interpolate-size: allow-keywords) {
  .article details {
    interpolate-size: allow-keywords;
  }

  .article details::details-content {
    block-size: 0;
    overflow: clip;
    transition: block-size 0.28s ease, content-visibility 0.28s allow-discrete;
    transition-behavior: allow-discrete;
  }

  .article details[open]::details-content {
    block-size: auto;
  }
}

/* Responsivo */
@media (max-width: 1199px) {
  .blog-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 899px) {
  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 599px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .blog-page {
    background-attachment: scroll;
  }

  .blog-hero h1 {
    max-width: 100%;
    font-size: clamp(26px, 6vw, 32px);
  }

  .article.tool-card-panel {
    margin-top: 16px;
  }

  .guide-hero {
    margin-bottom: 20px;
  }

  .guide-hero h1 {
    max-width: 100%;
  }

  .article h2 {
    align-items: flex-start;
  }

  .article > h2::before {
    margin-top: 2px;
  }

  .article table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}

@container (max-width: 1199px) {
  .blog-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@container (max-width: 899px) {
  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@container (max-width: 599px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
}

@container (max-width: 620px) {
  .guide-hero {
    padding: 18px;
  }

  .article .cta {
    align-items: stretch;
  }

  .article .cta .btn {
    flex: 1 1 100%;
  }
}

@media (max-width: 560px) {
  .blog-hero {
    padding-top: 34px;
  }

  .blog-hero-stats span {
    font-size: 10.5px;
  }

  .guide-hero .meta {
    border-radius: 12px;
  }

  .article p,
  .article li {
    font-size: 16px;
  }

  .article .cta {
    padding: 16px;
  }
}

/* Acessibilidade / preferências */
@media (prefers-reduced-motion: reduce) {
  .blog-page *,
  .blog-page *::before,
  .blog-page *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-contrast: more) {
  .blog-card,
  .article .callout,
  .article details,
  .blog-cta {
    border-width: 2px;
  }

  .blog-card p,
  .article p,
  .article li,
  .blog-card-meta {
    color: var(--blog-ink);
  }
}

/* Impressão */
@media print {
  .blog-page {
    background: #fff;
  }

  .blog-page::before,
  .blog-page .navbar,
  .blog-page .footer,
  .blog-page .blog-hero::before,
  .blog-page .guide-back,
  .blog-page .blog-cta,
  .blog-page .article .cta {
    display: none !important;
  }

  .blog-hero,
  .blog-shell {
    max-width: none;
  }

  .blog-card {
    border-color: #ccc;
    background: #fff !important;
    color: #000 !important;
    box-shadow: none;
  }

  .blog-card::before,
  .blog-card::after {
    display: none !important;
  }

  .blog-card .tag,
  .blog-card h3,
  .blog-card p,
  .blog-card-meta {
    border-color: #ccc;
    background: none !important;
    color: #000 !important;
  }

  .blog-hero h1,
  .blog-hero > p,
  .article h1,
  .article h2,
  .article h3,
  .article p,
  .article li,
  .article .lead {
    color: #000 !important;
    background: none !important;
    -webkit-text-fill-color: currentColor;
  }

  .article.tool-card-panel {
    max-width: none;
    margin: 0;
    padding: 0;
    border: 0;
    background: #fff !important;
    box-shadow: none;
  }

  .article .callout,
  .article details,
  .article table,
  .article th,
  .article td,
  .article code {
    background: #fff !important;
    color: #000 !important;
  }

  .article th {
    background: #f0f0f0 !important;
  }

  .article > h2::before {
    background: #fff !important;
    color: #000 !important;
    border-color: #999;
    box-shadow: none;
  }

  .guide-hero {
    margin: 0 0 20px;
    padding: 0;
    background: none;
    border: 0;
  }

  .guide-hero h1 {
    color: #000;
  }

  .guide-hero .meta,
  .guide-hero .lead {
    color: #333 !important;
  }

  .article > :not(.guide-hero) {
    max-width: none;
  }

  .article a:not(.btn) {
    color: #000;
    text-decoration: underline;
    background: none;
  }

  .article h2,
  .article h3,
  .article details {
    break-inside: avoid;
  }

  .article details {
    border-color: #ccc;
    box-shadow: none;
  }
}