/* ==========================================================================
   Escola do Afiliado, Design System
   Paleta: AMARELO / BRANCO / PRETO
   escoladoafiliado.com.br
   ========================================================================== */

:root {
  /* Marca, amarelo / preto / branco */
  --yellow:      #FFD100;   /* cor-assinatura (CTA / destaques) */
  --yellow-dark: #E6BC00;
  --yellow-soft: #FFF3B0;
  --ink:         #0f0f0f;   /* preto principal */
  --ink-2:       #1c1c1c;

  /* Aliases (mantidos p/ compatibilidade das regras) */
  --brand:       #111111;   /* interativo / links */
  --brand-dark:  #000000;
  --brand-ink:   #0f0f0f;   /* hero / footer */
  --brand-ink-2: #1c1c1c;
  --money:       #FFD100;   /* CTA */
  --money-dark:  #E6BC00;
  --gold:        #FFD100;

  /* Neutros */
  --bg:        #ffffff;
  --bg-soft:   #f6f6f3;
  --bg-card:   #ffffff;
  --border:    #e7e7e2;
  --text:      #161616;
  --text-soft: #4a4a4a;
  --text-mute: #8a8a85;

  /* Categorias, todas em preto (paleta restrita); o texto da tag é amarelo */
  --cat-comecar:   #111111;
  --cat-pago:      #111111;
  --cat-organico:  #111111;
  --cat-plataforma:#111111;
  --cat-produto:   #111111;
  --cat-copy:      #111111;
  --cat-mindset:   #111111;

  /* Layout */
  --wrap:      1180px;
  --article:   760px;
  --radius:    16px;
  --radius-sm: 10px;
  --shadow:    0 4px 20px rgba(0, 0, 0, .06);
  --shadow-lg: 0 18px 50px rgba(0, 0, 0, .14);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Reset ------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: var(--brand); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--brand-dark); }
ul, ol { padding-left: 1.3em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }

/* Header ------------------------------------------------------------------ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: 20px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--ink); letter-spacing: -.02em; }
.logo:hover { color: var(--ink); }
.logo-mark {
  width: 34px; height: 34px; border-radius: 9px; flex: 0 0 34px;
  background: var(--yellow);
  display: grid; place-items: center; color: #111; font-weight: 900; font-size: 15px;
}
.logo span { color: var(--ink); position: relative; }
.logo span::after { content: ""; position: absolute; left: 0; right: 0; bottom: 1px; height: 6px; background: var(--yellow); z-index: -1; opacity: .9; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a { color: var(--text-soft); font-weight: 600; font-size: 15px; }
.nav a:hover { color: var(--ink); }
.nav-cta {
  background: var(--yellow); color: #111 !important; padding: 9px 18px;
  border-radius: 999px; font-size: 14px !important; font-weight: 700;
}
.nav-cta:hover { background: var(--yellow-dark); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; font-size: 26px; color: var(--ink); }

/* Buttons ----------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 14px 28px; border-radius: 999px; font-weight: 700; font-size: 16px;
  cursor: pointer; border: 0; transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
}
.btn-primary { background: var(--yellow); color: #111; box-shadow: 0 8px 22px rgba(255,209,0,.42); }
.btn-primary:hover { background: var(--yellow-dark); color: #111; transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.30); }
.btn-ghost:hover { background: rgba(255,255,255,.16); color: #fff; }
.btn-dark { background: #111; color: #fff; box-shadow: 0 8px 22px rgba(0,0,0,.28); }
.btn-dark:hover { background: #000; color: #fff; transform: translateY(-2px); }
.btn-outline { background: #fff; color: var(--ink); border: 2px solid var(--border); }
.btn-outline:hover { border-color: var(--yellow); color: var(--ink); }

/* Hero -------------------------------------------------------------------- */
.hero {
  background: radial-gradient(1200px 500px at 80% -10%, rgba(255,209,0,.18), transparent),
              linear-gradient(160deg, #0f0f0f, #000);
  color: #fff; padding: 76px 0 88px; text-align: center;
}
.hero .eyebrow {
  display: inline-block; background: rgba(255,209,0,.16); color: var(--yellow);
  padding: 6px 14px; border-radius: 999px; font-size: 13px; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase; margin-bottom: 20px;
}
.hero h1 { font-size: clamp(30px, 5vw, 52px); line-height: 1.1; letter-spacing: -.03em; font-weight: 800; max-width: 820px; margin: 0 auto 18px; }
.hero h1 span { color: var(--yellow); }
.hero p { font-size: clamp(16px, 2.4vw, 20px); color: #cfcfcf; max-width: 620px; margin: 0 auto 32px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Sections ---------------------------------------------------------------- */
section { padding: 68px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.section-head .eyebrow { display: inline-block; color: #111; font-weight: 800; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; background: var(--yellow); padding: 4px 12px; border-radius: 999px; }
.section-head h2 { font-size: clamp(26px, 4vw, 38px); letter-spacing: -.02em; margin: 12px 0 12px; line-height: 1.15; }
.section-head p { color: var(--text-soft); font-size: 17px; }

/* Category chips ---------------------------------------------------------- */
.cats { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.cat-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 999px; background: #fff; border: 1px solid var(--border);
  font-weight: 700; font-size: 15px; color: var(--text); box-shadow: var(--shadow);
}
.cat-chip:hover { color: var(--text); transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--yellow); }
.cat-chip .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--yellow) !important; }

/* Post grid --------------------------------------------------------------- */
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.post-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); transition: transform .16s ease, box-shadow .2s ease, border-color .2s ease;
  display: flex; flex-direction: column;
}
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--yellow); }
.post-card .thumb { aspect-ratio: 16/9; position: relative; overflow: hidden; }
.post-card .thumb svg { width: 100%; height: 100%; display: block; }
.post-card .body { padding: 22px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.tag {
  align-self: flex-start; font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .04em;
  padding: 4px 12px; border-radius: 999px; color: var(--yellow); background: #111;
}
.post-card h3 { font-size: 20px; line-height: 1.3; letter-spacing: -.01em; }
.post-card h3 a { color: var(--text); }
.post-card h3 a:hover { color: #000; text-decoration: underline; text-decoration-color: var(--yellow); text-decoration-thickness: 2px; }
.post-card .excerpt { color: var(--text-soft); font-size: 15px; flex: 1; }
.post-card .meta { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-mute); margin-top: 4px; }
.post-card .read { color: var(--ink); font-weight: 700; font-size: 15px; margin-top: 4px; }

/* Newsletter / CTA band --------------------------------------------------- */
.cta-band {
  background: var(--yellow);
  border-radius: var(--radius); color: #111; padding: 52px 44px; text-align: center;
  box-shadow: var(--shadow-lg);
}
.cta-band h2 { font-size: clamp(24px, 3.5vw, 34px); margin-bottom: 12px; letter-spacing: -.02em; color: #111; }
.cta-band p { color: #2a2a2a; max-width: 560px; margin: 0 auto 26px; font-size: 17px; }
.cta-band .btn-primary { background: #111; color: #fff; box-shadow: 0 8px 22px rgba(0,0,0,.28); }
.cta-band .btn-primary:hover { background: #000; color: #fff; }

/* CTA box (in-article) ---------------------------------------------------- */
.cta-box {
  background: linear-gradient(135deg, #111, #000);
  border-radius: var(--radius); padding: 34px 30px; margin: 40px 0; color: #fff; text-align: center;
  border: 1px solid #222;
}
.cta-box .eyebrow { color: var(--yellow); font-weight: 800; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.cta-box h3 { font-size: 24px; margin: 8px 0 10px; color: #fff; letter-spacing: -.01em; }
.cta-box p { color: #cfcfcf; margin-bottom: 22px; font-size: 16px; }

/* Article ----------------------------------------------------------------- */
.article-hero { background: var(--bg-soft); border-bottom: 1px solid var(--border); padding: 40px 0 44px; }
.breadcrumb { font-size: 14px; color: var(--text-mute); margin-bottom: 18px; }
.breadcrumb a { color: var(--text-soft); }
.breadcrumb a:hover { color: var(--ink); }
.article-hero h1 { font-size: clamp(28px, 4.6vw, 44px); line-height: 1.18; letter-spacing: -.02em; max-width: var(--article); margin: 14px 0 18px; }
.article-meta { display: flex; align-items: center; gap: 14px; font-size: 14px; color: var(--text-mute); flex-wrap: wrap; }
.article-meta .author { display: flex; align-items: center; gap: 9px; color: var(--text-soft); font-weight: 600; }
.article-meta .avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--yellow); display: grid; place-items: center; color: #111; font-weight: 800; font-size: 14px; }

.article { max-width: var(--article); margin: 0 auto; padding: 48px 22px 20px; }
.article > p { margin: 0 0 22px; }
.article h2 { font-size: 28px; letter-spacing: -.02em; margin: 44px 0 16px; line-height: 1.25; padding-left: 14px; border-left: 5px solid var(--yellow); }
.article h3 { font-size: 22px; letter-spacing: -.01em; margin: 32px 0 12px; }
.article ul, .article ol { margin: 0 0 22px; padding-left: 1.4em; }
.article li { margin-bottom: 9px; }
.article a { color: #111; text-decoration: underline; text-underline-offset: 2px; text-decoration-color: var(--yellow); text-decoration-thickness: 2px; font-weight: 600; }
.article a:hover { color: #000; text-decoration-color: var(--yellow-dark); }
.article img { border-radius: var(--radius-sm); margin: 26px 0; }
.article strong { color: var(--ink); }
.article blockquote {
  border-left: 4px solid var(--yellow); background: var(--yellow-soft);
  padding: 18px 22px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 26px 0; color: #3a3a2a; font-style: italic;
}
.article .lead { font-size: 20px; color: var(--text-soft); line-height: 1.6; }
.article figure { margin: 26px 0; }
.article figcaption { text-align: center; font-size: 13px; color: var(--text-mute); margin-top: 8px; }

.article table { width: 100%; border-collapse: collapse; margin: 26px 0; font-size: 15px; }
.article th, .article td { padding: 12px 14px; border: 1px solid var(--border); text-align: left; }
.article th { background: #111; font-weight: 700; color: #fff; }
.article tr:nth-child(even) td { background: #fbfbf8; }

.key-box {
  background: var(--yellow-soft); border: 1px solid #ffe488; border-radius: var(--radius-sm);
  padding: 20px 24px; margin: 26px 0;
}
.key-box strong { color: var(--ink); }

.toc {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-sm);
  border-left: 5px solid var(--yellow);
  padding: 22px 26px; margin: 0 0 34px;
}
.toc h4 { font-size: 14px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-mute); margin-bottom: 12px; }
.toc ol { padding-left: 1.2em; }
.toc li { margin-bottom: 7px; }
.toc a { color: var(--text-soft); text-decoration: none; font-weight: 600; }
.toc a:hover { color: var(--ink); }

/* Author box + related ---------------------------------------------------- */
.author-box {
  display: flex; gap: 18px; align-items: center; background: var(--bg-soft);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin: 40px 0;
}
.author-box .avatar { width: 56px; height: 56px; font-size: 22px; flex: 0 0 56px; }
.author-box h4 { font-size: 17px; margin-bottom: 4px; }
.author-box p { color: var(--text-soft); font-size: 15px; margin: 0; }

.related { border-top: 1px solid var(--border); margin-top: 20px; padding-top: 44px; }
.related h3 { font-size: 22px; margin-bottom: 24px; }

/* Footer ------------------------------------------------------------------ */
.site-footer { background: #0f0f0f; color: #b5b5b0; padding: 56px 0 28px; margin-top: 20px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.site-footer .logo { color: #fff; margin-bottom: 14px; }
.site-footer .logo:hover { color: #fff; }
.site-footer .logo span { color: #fff; }
.site-footer .logo span::after { background: var(--yellow); }
.footer-about { font-size: 15px; max-width: 320px; }
.footer-col h5 { color: #fff; margin-bottom: 16px; text-transform: uppercase; letter-spacing: .04em; font-size: 13px; }
.footer-col a { display: block; color: #b5b5b0; font-size: 15px; margin-bottom: 10px; }
.footer-col a:hover { color: var(--yellow); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px; font-size: 14px; color: var(--text-mute); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-bottom a { color: var(--text-mute); }
.footer-bottom a:hover { color: #fff; }

/* Blog index toolbar ------------------------------------------------------ */
.blog-toolbar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; justify-content: space-between; margin-bottom: 34px; }
.search-box { position: relative; flex: 1; min-width: 240px; max-width: 380px; }
.search-box input {
  width: 100%; padding: 12px 16px 12px 44px; border-radius: 999px; border: 1px solid var(--border);
  font-size: 15px; background: #fff; font-family: var(--font);
}
.search-box input:focus { outline: none; border-color: var(--yellow); box-shadow: 0 0 0 3px rgba(255,209,0,.30); }
.search-box svg { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--text-mute); }
.filter-pills { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-pill {
  padding: 8px 16px; border-radius: 999px; border: 1px solid var(--border); background: #fff;
  font-size: 14px; font-weight: 600; color: var(--text-soft); cursor: pointer; transition: all .15s ease;
}
.filter-pill:hover { border-color: var(--ink); color: var(--ink); }
.filter-pill.active { background: var(--yellow); color: #111; border-color: var(--yellow); }
.no-results { text-align: center; color: var(--text-mute); padding: 40px 0; display: none; }

/* Responsive -------------------------------------------------------------- */
@media (max-width: 900px) {
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-about { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav { display: none; }
  .nav.open {
    display: flex; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border); padding: 18px 22px; gap: 16px; align-items: flex-start;
  }
  .nav-toggle { display: block; }
  .post-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .cta-band { padding: 40px 24px; }
  .article h2 { font-size: 24px; }
  .author-box { flex-direction: column; text-align: center; }
}