/* Blog do Avalye — mesmas cores e fontes do app (tokens copiados de frontend/src/styles/index.css no build). */
:root {
  --color-primary: #005bbf;
  --color-on-primary: #ffffff;
  --color-primary-container: #1a73e8;
  --color-on-primary-container: #ffffff;
  --color-primary-fixed: #d8e2ff;
  --color-primary-fixed-dim: #adc7ff;
  --color-on-primary-fixed: #001a41;
  --color-on-primary-fixed-variant: #004493;
  --color-inverse-primary: #adc7ff;
  --color-secondary: #4059aa;
  --color-on-secondary: #ffffff;
  --color-secondary-container: #8fa7fe;
  --color-on-secondary-container: #1d3989;
  --color-secondary-fixed: #dce1ff;
  --color-secondary-fixed-dim: #b6c4ff;
  --color-on-secondary-fixed: #00164e;
  --color-on-secondary-fixed-variant: #264191;
  --color-tertiary: #076d2e;
  --color-on-tertiary: #ffffff;
  --color-tertiary-container: #2e8744;
  --color-on-tertiary-container: #ffffff;
  --color-tertiary-fixed: #9cf7a7;
  --color-tertiary-fixed-dim: #81da8d;
  --color-on-tertiary-fixed: #002109;
  --color-on-tertiary-fixed-variant: #005320;
  --color-error: #ba1a1a;
  --color-on-error: #ffffff;
  --color-error-container: #ffdad6;
  --color-on-error-container: #93000a;
  --color-warning: #ea8600;
  --color-on-warning: #ffffff;
  --color-warning-container: #fef7e0;
  --color-on-warning-container: #6b4300;
  --color-background: #faf9fd;
  --color-on-background: #1a1b1e;
  --color-surface: #faf9fd;
  --color-surface-dim: #dbd9dd;
  --color-surface-bright: #faf9fd;
  --color-surface-container-lowest: #ffffff;
  --color-surface-container-low: #f4f3f7;
  --color-surface-container: #efedf1;
  --color-surface-container-high: #e9e7eb;
  --color-surface-container-highest: #e3e2e6;
  --color-surface-variant: #e3e2e6;
  --color-surface-tint: #005bc0;
  --color-on-surface: #1a1b1e;
  --color-on-surface-variant: #414754;
  --color-inverse-surface: #2f3033;
  --color-inverse-on-surface: #f1f0f4;
  --color-outline: #727785;
  --color-outline-variant: #c1c6d6;
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-headline-lg: 'Plus Jakarta Sans', 'Inter', sans-serif;
  --radius: 16px;
  --shadow: 0 1px 3px rgba(32, 33, 36, 0.08);
}
@font-face { font-family: "Inter"; font-weight: 400; font-display: swap; src: url("fonts/inter-400.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-weight: 600; font-display: swap; src: url("fonts/inter-600.woff2") format("woff2"); }
@font-face { font-family: "Plus Jakarta Sans"; font-weight: 700; font-display: swap; src: url("fonts/jakarta-700.woff2") format("woff2"); }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--color-background); color: var(--color-on-background); font: 400 17px/1.7 var(--font-sans); -webkit-font-smoothing: antialiased; }
a { color: var(--color-primary); }
img { max-width: 100%; height: auto; }
h1, h2, h3, .brand, .card-title { font-family: var(--font-headline-lg); font-weight: 700; line-height: 1.25; color: var(--color-on-surface); letter-spacing: -0.01em; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }

/* Cabeçalho e rodapé */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--color-surface) 90%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid color-mix(in srgb, var(--color-outline-variant) 40%, transparent); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 22px; color: var(--color-primary-container); text-decoration: none; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.brand small { font: 600 13px var(--font-sans); color: var(--color-on-surface-variant); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 22px; border-radius: 999px; background: var(--color-primary-container); color: var(--color-on-primary); font: 600 15px var(--font-sans); text-decoration: none; box-shadow: 0 2px 8px rgba(26, 115, 232, 0.3); }
.button:hover { background: var(--color-primary); }
.button.light { background: #fff; color: var(--color-primary); box-shadow: none; }
footer { margin-top: 64px; padding: 40px 0; background: var(--color-surface-container-low); color: var(--color-on-surface-variant); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }
footer a { color: var(--color-on-surface-variant); }

/* Página inicial */
.hero { padding: 56px 0 32px; background: linear-gradient(180deg, color-mix(in srgb, var(--color-primary-fixed) 45%, transparent), transparent); }
.hero h1 { font-size: clamp(32px, 5vw, 46px); margin: 0 0 12px; max-width: 760px; }
.hero p { font-size: 19px; color: var(--color-on-surface-variant); max-width: 640px; margin: 0; }
.kicker { display: inline-block; margin-bottom: 14px; padding: 4px 12px; border-radius: 999px; background: var(--color-primary-fixed); color: var(--color-on-primary-fixed); font: 600 13px var(--font-sans); letter-spacing: 0.02em; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; margin-top: 24px; }
.card { display: flex; flex-direction: column; gap: 10px; padding: 24px; border-radius: var(--radius); background: var(--color-surface-container-lowest); box-shadow: var(--shadow); text-decoration: none; color: inherit; transition: box-shadow 0.2s, transform 0.2s; }
.card:hover { box-shadow: 0 6px 18px rgba(32, 33, 36, 0.1); transform: translateY(-2px); }
.card-title { font-size: 21px; margin: 0; }
.card p { margin: 0; color: var(--color-on-surface-variant); font-size: 15px; line-height: 1.6; }
.meta { color: var(--color-on-surface-variant); font-size: 14px; }

/* Artigo */
.article-head { padding: 48px 0 8px; }
.article-head h1 { font-size: clamp(30px, 4.5vw, 42px); margin: 0 0 12px; }
.article-head .lead { font-size: 20px; color: var(--color-on-surface-variant); margin: 0 0 12px; }
.prose h2 { font-size: 27px; margin: 44px 0 12px; }
.prose h3 { font-size: 21px; margin: 32px 0 8px; }
.prose p, .prose li { color: color-mix(in srgb, var(--color-on-surface) 88%, transparent); }
.prose li { margin: 6px 0; }
.prose strong { color: var(--color-on-surface); }
.prose blockquote { margin: 28px 0; padding: 18px 22px; border-left: 4px solid var(--color-primary-container); background: var(--color-surface-container-low); border-radius: 0 12px 12px 0; font-size: 19px; }
.prose blockquote p { margin: 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { padding: 10px 12px; border-bottom: 1px solid var(--color-outline-variant); text-align: left; }
.prose th { background: var(--color-surface-container-low); }
.prose .fonte { font-size: 14px; color: var(--color-on-surface-variant); }
.cta { margin: 36px 0; padding: 28px; border-radius: 20px; background: var(--color-primary-container); color: var(--color-on-primary); }
.cta p { color: color-mix(in srgb, #fff 90%, transparent) !important; margin: 0 0 16px; }
.cta .cta-title { font: 700 22px/1.3 var(--font-headline-lg); color: #fff !important; margin-bottom: 8px; }
.cta .button { background: #fff; color: var(--color-primary); box-shadow: none; }
.signup { margin: 48px 0 0; padding: 32px; border-radius: 24px; background: var(--color-surface-container-lowest); box-shadow: 0 6px 24px rgba(32, 33, 36, 0.1); border: 2px solid var(--color-primary-fixed); }
.signup h2 { font-size: 26px; margin: 0 0 12px; }
.signup ul { margin: 0 0 20px; padding-left: 20px; color: var(--color-on-surface-variant); }
.signup .meta { margin: 10px 0 0; }
.related { margin-top: 48px; }
.related h2 { font-size: 22px; }

/* Imagem de compartilhamento (1200×630) */
.og { width: 1200px; height: 630px; display: flex; flex-direction: column; justify-content: space-between; padding: 64px 72px; background: linear-gradient(135deg, var(--color-primary-container), var(--color-primary)); color: #fff; }
.og .brand { color: #fff; font-size: 34px; }
.og .brand img { width: 52px; height: 52px; border-radius: 12px; background: #fff; }
.og h1 { color: #fff; font-size: 58px; line-height: 1.12; margin: 0; max-width: 1000px; }
.og .og-kicker { font: 600 24px var(--font-sans); opacity: 0.9; }

@media (max-width: 600px) {
  body { font-size: 16px; }
  .top .button { padding: 0 14px; font-size: 14px; }
  .brand small { display: none; }
}