/* ============================================================
   Marcelo Siqueira CFP — Insights (blog) stylesheet
   Derived from Executive Wealth Advisory Design System v1.0
   Token names kept as --vectis-* (internal; do not churn).
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;1,9..40,400&family=DM+Mono:wght@400&display=swap');

:root {
  --vectis-navy:        #0A1E3D;
  --vectis-dark-slate:  #1C2A3A;
  --vectis-white:       #FFFFFF;
  --vectis-graphite:    #3D4F5F;
  --vectis-cool-gray:   #8C9BAA;
  --vectis-brass:       #C4A44A;
  --vectis-warm-white:  #F7F6F3;
  --vectis-linen:       #EDECE8;
  --vectis-stone:       #E2E0DA;
  --vectis-success:     #2E7D4F;
  --vectis-danger:      #A33030;

  --fd: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --fs: 'DM Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --fm: 'DM Mono', 'Courier New', monospace;

  --max-content: 1120px;
  --max-prose:   720px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--fs);
  font-size: 18px;
  line-height: 1.7;
  color: var(--vectis-graphite);
  background: var(--vectis-warm-white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--vectis-navy); text-decoration: none; }
a:hover { text-decoration: underline; text-decoration-color: var(--vectis-brass); }
img { max-width: 100%; height: auto; }

/* ─── NAV ─────────────────────────────────────────────── */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  height: 64px; display: flex; align-items: center;
  padding: 0 32px;
  background: rgba(247,246,243,0.96);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--vectis-stone);
}
.site-nav .wordmark {
  display: inline-flex; align-items: baseline; gap: 8px;
  font-family: var(--fd); font-size: 22px; color: var(--vectis-navy);
  margin-right: 48px; white-space: nowrap;
}
.site-nav .wordmark .chev { width: 18px; height: 22px; flex: none; }
.site-nav .wordmark .cred {
  font-family: var(--fs); font-size: 10px; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--vectis-brass); align-self: center;
}
.site-nav .links { display: flex; gap: 26px; flex: 1; }
.site-nav .links a { font-size: 14px; color: var(--vectis-cool-gray); padding-bottom: 2px; border-bottom: 1px solid transparent; }
.site-nav .links a:hover, .site-nav .links a[aria-current="page"] { color: var(--vectis-navy); border-bottom-color: var(--vectis-brass); text-decoration: none; }
.site-nav .cta {
  background: var(--vectis-navy); color: #fff; font-size: 13px; font-weight: 500;
  padding: 9px 22px; border-radius: 6px; transition: background 150ms;
}
.site-nav .cta:hover { background: #0d2650; text-decoration: none; }

/* ─── LAYOUT ──────────────────────────────────────────── */
.wrap { max-width: var(--max-content); margin: 0 auto; padding: 0 32px; }
.prose { max-width: var(--max-prose); margin: 0 auto; padding: 0 32px; }

/* ─── ARTICLE HEADER ──────────────────────────────────── */
.article-head { padding: 72px 0 40px; }
.eyebrow {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--vectis-brass); font-weight: 500; margin-bottom: 20px;
}
h1 { font-family: var(--fd); font-weight: 400; font-size: 48px; line-height: 1.12; color: var(--vectis-navy); letter-spacing: -0.01em; }
.article-meta { margin-top: 24px; font-size: 14px; color: var(--vectis-cool-gray); display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.article-meta .byline { color: var(--vectis-graphite); font-weight: 500; }
.dek { font-size: 21px; line-height: 1.55; color: var(--vectis-graphite); margin-top: 24px; }

/* ─── ARTICLE BODY ────────────────────────────────────── */
.article-body { padding: 8px 0 56px; }
.article-body h2 { font-family: var(--fd); font-weight: 400; font-size: 32px; line-height: 1.2; color: var(--vectis-navy); margin: 48px 0 16px; }
.article-body h3 { font-family: var(--fs); font-weight: 500; font-size: 21px; color: var(--vectis-navy); margin: 36px 0 12px; }
.article-body p { margin: 0 0 22px; }
.article-body ul, .article-body ol { margin: 0 0 22px; padding-left: 24px; }
.article-body li { margin-bottom: 10px; }
.article-body strong { color: var(--vectis-navy); font-weight: 500; }
.article-body blockquote {
  border-left: 3px solid var(--vectis-brass); margin: 32px 0; padding: 4px 0 4px 24px;
  font-family: var(--fd); font-size: 24px; line-height: 1.4; color: var(--vectis-navy);
}
.callout {
  background: var(--vectis-linen); border: 1px solid var(--vectis-stone);
  border-radius: 8px; padding: 24px 28px; margin: 32px 0;
}
.callout .label { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--vectis-cool-gray); font-weight: 500; margin-bottom: 8px; display: block; }
.data { font-family: var(--fm); }

/* ─── FAQ ─────────────────────────────────────────────── */
.faq { border-top: 1px solid var(--vectis-stone); padding: 48px 0 8px; }
.faq h2 { font-family: var(--fd); font-weight: 400; font-size: 32px; color: var(--vectis-navy); margin-bottom: 24px; }
.faq details { border-bottom: 1px solid var(--vectis-stone); padding: 18px 0; }
.faq summary { font-weight: 500; font-size: 18px; color: var(--vectis-navy); cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--vectis-brass); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: '–'; }
.faq details p { margin: 14px 0 4px; }

/* ─── CTA BLOCK ───────────────────────────────────────── */
.cta-block { background: var(--vectis-navy); color: var(--vectis-warm-white); border-radius: 10px; padding: 48px; margin: 56px 0; }
.cta-block h2 { font-family: var(--fd); font-weight: 400; font-size: 30px; color: var(--vectis-warm-white); margin-bottom: 12px; }
.cta-block p { color: var(--vectis-cool-gray); margin-bottom: 28px; max-width: 520px; }
.cta-block .btn { background: #fff; color: var(--vectis-navy); font-weight: 500; padding: 13px 30px; border-radius: 6px; display: inline-block; }
.cta-block .btn:hover { background: var(--vectis-linen); text-decoration: none; }

/* ─── INSIGHTS HUB (listing) ──────────────────────────── */
.hub-head { background: var(--vectis-navy); color: var(--vectis-warm-white); padding: 96px 0 72px; }
.hub-head .eyebrow { color: var(--vectis-brass); }
.hub-head h1 { color: var(--vectis-warm-white); font-size: 52px; max-width: 720px; }
.hub-head p { color: var(--vectis-cool-gray); font-size: 19px; margin-top: 20px; max-width: 600px; }
.article-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 28px; padding: 64px 0; }
.card {
  background: #fff; border: 1px solid var(--vectis-stone); border-radius: 10px;
  padding: 32px; transition: border-color 150ms, transform 150ms;
  display: flex; flex-direction: column;
}
.card:hover { border-color: var(--vectis-brass); transform: translateY(-2px); text-decoration: none; }
.card .tag { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--vectis-brass); font-weight: 500; margin-bottom: 14px; }
.card h3 { font-family: var(--fd); font-weight: 400; font-size: 24px; line-height: 1.25; color: var(--vectis-navy); margin-bottom: 12px; }
.card p { font-size: 15px; color: var(--vectis-graphite); flex: 1; }
.card .read { font-size: 13px; color: var(--vectis-cool-gray); margin-top: 20px; }
/* Cards "Em breve" (artigos ainda não publicados): sem link, sem hover-lift, atenuados */
.card--soon { opacity: 0.62; cursor: default; }
.card--soon:hover { border-color: var(--vectis-stone); transform: none; }
.card--soon .read { color: var(--vectis-brass); font-weight: 500; }

/* ─── HOME ────────────────────────────────────────────── */
.home-section { padding: 72px 0; }
.home-section--alt { background: var(--vectis-warm-white); border-top: 1px solid var(--vectis-stone); border-bottom: 1px solid var(--vectis-stone); }
.home-section .prose h2 { font-family: var(--fd); font-weight: 400; font-size: 34px; line-height: 1.18; color: var(--vectis-navy); margin-bottom: 20px; }
.home-section .prose p { margin: 0 0 20px; }
.home-section .prose strong { color: var(--vectis-navy); font-weight: 500; }
.home-section .eyebrow { margin-bottom: 28px; }
.card--index { background: var(--vectis-navy); border-color: var(--vectis-navy); }
.card--index .tag { color: var(--vectis-brass); }
.card--index h3, .card--index p, .card--index .read { color: var(--vectis-warm-white); }
.card--index p { color: var(--vectis-cool-gray); }
.card--index:hover { border-color: var(--vectis-brass); }
/* ─── FORM (contato) ──────────────────────────────────── */
.form-card { background: #fff; border: 1px solid var(--vectis-stone); border-radius: 10px; padding: 40px; margin: 8px 0 40px; }
.form-card .hs-form fieldset { max-width: 100%; }
.form-card input, .form-card textarea, .form-card select { font-family: var(--fs); font-size: 16px; }

/* ─── FOOTER ──────────────────────────────────────────── */
.site-foot { background: var(--vectis-dark-slate); color: var(--vectis-cool-gray); padding: 56px 0; margin-top: 64px; font-size: 14px; }
.site-foot .wrap { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.site-foot a { color: var(--vectis-cool-gray); }
.site-foot a:hover { color: var(--vectis-warm-white); }
.site-foot .brand { font-family: var(--fd); font-size: 20px; color: var(--vectis-warm-white); }

/* ─── RESPONSIVE ──────────────────────────────────────── */
@media (max-width: 720px) {
  body { font-size: 17px; }
  h1 { font-size: 34px; }
  .hub-head h1 { font-size: 36px; }
  .dek { font-size: 18px; }
  .article-body h2, .faq h2 { font-size: 26px; }
  .cta-block { padding: 32px 24px; }
  .site-nav .links { display: none; }
  .site-nav { padding: 0 20px; }
  .wrap, .prose { padding: 0 20px; }
}