/* ===========================================================
   Blog — estilos da seção editorial
   Rumo ao 10 · rumoao10.com.br
   Reaproveita as variáveis e o nav/footer das páginas de matéria.
   =========================================================== */

:root {
  --azul:       #1E3A8A;
  --azul-m:     #2563EB;
  --azul-l:     #EFF6FF;
  --verde:      #16A34A;
  --verde-mv:   #2E7032;
  --laranja:    #EA580C;
  --texto:      #0F172A;
  --texto-2:    #475569;
  --borda:      #E2E8F0;
  --bg:         #F8FAFC;
  --branco:     #FFFFFF;
  --radius:     12px;
  --font-title: 'DM Serif Display', serif;
  --font-body:  'DM Sans', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); background: var(--branco); color: var(--texto); line-height: 1.6; }

/* ── NAV (idêntico às páginas de matéria) ── */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--borda);
  padding: 0 5%; height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-title); font-size: 1.4rem;
  color: var(--azul); text-decoration: none;
  display: flex; align-items: center; gap: 8px;
}
.nav-logo em { font-style: normal; color: var(--verde-mv); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a {
  color: var(--texto-2); text-decoration: none;
  font-size: .88rem; font-weight: 500; transition: color .2s;
}
.nav-links a:hover { color: var(--azul); }
.nav-links a.ativo { color: var(--azul); font-weight: 700; }
.nav-cta {
  background: var(--azul) !important; color: #fff !important;
  padding: 8px 20px; border-radius: 30px;
  font-size: .88rem; font-weight: 700;
  text-decoration: none !important; transition: background .2s;
  display: inline-block;
}
.nav-cta:hover { background: #1D4ED8 !important; color: #fff !important; }

.nav-hamburger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; background: none; border: none; cursor: pointer;
  padding: 6px; border-radius: 8px; transition: background .15s;
}
.nav-hamburger:hover { background: var(--azul-l); }
.nav-hamburger span { display: block; height: 2px; border-radius: 2px; background: var(--azul); transition: all .25s; }
.nav-hamburger.aberto span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.aberto span:nth-child(2) { opacity: 0; }
.nav-hamburger.aberto span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── CABEÇALHO DA SEÇÃO ── */
.blog-hero {
  position: relative;
  overflow: hidden;
  padding: 64px 24px 48px;
  background: linear-gradient(180deg, var(--azul-l), var(--bg));
  text-align: center;
}
/* rede animada de pontos e linhas */
#hero-canvas {
  position: absolute; inset: 0;
  z-index: 0;
  opacity: .72;
  pointer-events: none;
}
/* véu que mantém o texto legível por cima da rede */
.blog-hero-veu {
  position: absolute; inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 62% 66% at 50% 46%, rgba(239,246,255,.88) 0%, rgba(239,246,255,.45) 58%, transparent 100%),
    linear-gradient(180deg, transparent 60%, var(--bg) 100%);
}
.blog-hero-inner { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; }
.blog-tag {
  display: inline-block;
  font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--azul-m); background: #fff;
  border: 1px solid #BFDBFE;
  padding: 5px 14px; border-radius: 30px; margin-bottom: 18px;
}
.blog-hero h1 {
  font-family: var(--font-title);
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  line-height: 1.18; color: var(--texto); margin-bottom: 16px;
}
.blog-hero h1 em { font-style: italic; color: var(--azul-m); }
.blog-hero p { font-size: 1.02rem; color: var(--texto-2); line-height: 1.6; }
.blog-hero-sub {
  font-size: 1.12rem !important;
  color: var(--azul) !important;
  font-weight: 500;
  margin-bottom: 16px;
  max-width: 620px; margin-left: auto; margin-right: auto;
}
.blog-hero-desc {
  font-size: .98rem !important;
  color: var(--texto-2);
  max-width: 640px; margin: 0 auto 10px;
}
.blog-hero-desc:last-child { margin-bottom: 0; }

/* ── LISTAGEM ── */
.blog-lista { padding: 56px 24px 80px; background: var(--branco); }
.blog-lista-inner { max-width: 820px; margin: 0 auto; }

.blog-card {
  display: block; text-decoration: none; color: inherit;
  border: 1px solid var(--borda); border-radius: var(--radius);
  padding: 26px 28px; margin-bottom: 18px;
  background: #fff;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(30,58,138,.10);
  border-color: #BFDBFE;
}
.blog-card-meta {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: .76rem; color: var(--texto-2); margin-bottom: 10px;
}
.blog-card-data { font-weight: 600; }
.blog-card-sep { color: var(--borda); }
.blog-card-tema {
  background: var(--azul-l); color: var(--azul-m);
  padding: 3px 10px; border-radius: 99px; font-weight: 700;
  font-size: .72rem; letter-spacing: .02em;
}
.blog-card h2 {
  font-family: var(--font-title); font-weight: 400;
  font-size: 1.35rem; line-height: 1.3; color: var(--texto); margin-bottom: 8px;
}
.blog-card p { font-size: .94rem; color: var(--texto-2); line-height: 1.7; }
.blog-card-leia {
  display: inline-block; margin-top: 12px;
  font-size: .86rem; font-weight: 700; color: var(--azul-m);
}

.blog-vazio {
  border: 1px dashed var(--borda); border-radius: var(--radius);
  padding: 40px 28px; text-align: center; color: var(--texto-2); font-size: .95rem;
}

/* ── ARTIGO ── */
.blog-artigo { padding: 56px 24px 40px; }
.blog-artigo-inner { max-width: 720px; margin: 0 auto; }

.blog-volta {
  display: inline-block; margin-bottom: 26px;
  font-size: .85rem; font-weight: 600; color: var(--azul-m); text-decoration: none;
}
.blog-volta:hover { text-decoration: underline; }

.blog-artigo h1 {
  font-family: var(--font-title); font-weight: 400;
  font-size: clamp(1.75rem, 3.6vw, 2.4rem);
  line-height: 1.22; color: var(--texto); margin-bottom: 16px;
}
.blog-artigo-meta {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: .8rem; color: var(--texto-2);
  padding-bottom: 22px; margin-bottom: 30px;
  border-bottom: 1px solid var(--borda);
}

.blog-corpo { font-size: 1.04rem; line-height: 1.82; color: var(--texto); }
.blog-corpo > p { margin-bottom: 22px; }
.blog-corpo h2 {
  font-family: var(--font-title); font-weight: 400;
  font-size: 1.45rem; line-height: 1.3; color: var(--texto);
  margin: 42px 0 16px;
}
.blog-corpo h3 {
  font-size: 1.05rem; font-weight: 700; color: var(--texto);
  margin: 30px 0 12px;
}
.blog-corpo strong { font-weight: 700; color: var(--texto); }
.blog-corpo em { font-style: italic; }
.blog-corpo a { color: var(--azul-m); font-weight: 600; text-decoration: none; }
.blog-corpo a:hover { text-decoration: underline; }
.blog-corpo ul, .blog-corpo ol { margin: 0 0 22px 22px; }
.blog-corpo li { margin-bottom: 10px; }

/* Destaque numérico dentro do texto */
.blog-dado { color: var(--azul); font-weight: 700; }

/* Nota / ressalva do autor */
.blog-nota {
  background: var(--bg); border-left: 3px solid #CBD5E1;
  border-radius: 0 8px 8px 0;
  padding: 16px 20px; margin: 0 0 22px;
  font-size: .95rem; color: var(--texto-2); line-height: 1.75;
}

/* Caixa de prática — o que fazer em casa */
.blog-pratica {
  background: linear-gradient(135deg, #F0FDF4, #FFFFFF);
  border: 1px solid #BBF7D0; border-left: 4px solid var(--verde);
  border-radius: var(--radius);
  padding: 24px 26px; margin: 32px 0;
}
.blog-pratica h3 { margin-top: 0; color: var(--verde-mv); }
.blog-pratica p { margin-bottom: 16px; }
.blog-pratica p:last-child { margin-bottom: 0; }

/* Tabela */
.blog-tabela-wrap { overflow-x: auto; margin: 0 0 26px; }
.blog-corpo table { border-collapse: collapse; width: 100%; font-size: .95rem; }
.blog-corpo th, .blog-corpo td {
  text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--borda);
}
.blog-corpo th { background: var(--bg); font-weight: 700; font-size: .85rem; }

/* Fonte da matéria */
.blog-fonte {
  background: var(--azul-l); border: 1px solid #BFDBFE;
  border-radius: var(--radius);
  padding: 18px 22px; margin: 36px 0 0;
  font-size: .92rem; color: var(--texto-2); line-height: 1.7;
}
.blog-fonte strong { color: var(--texto); }

/* Referências científicas */
.blog-refs { margin-top: 40px; padding-top: 26px; border-top: 1px solid var(--borda); }
.blog-refs h2 { font-size: 1.15rem; margin-top: 0; }
.blog-refs ol { margin-left: 20px; font-size: .88rem; line-height: 1.7; color: var(--texto-2); }
.blog-refs li { margin-bottom: 12px; }
.blog-refs a { word-break: break-word; }

/* Aviso pedagógico / CTA da plataforma */
.blog-cta {
  background: var(--bg); border: 1px solid var(--borda);
  border-radius: var(--radius); padding: 28px 30px; margin: 44px 0 0;
  text-align: center;
}
.blog-cta h3 { font-family: var(--font-title); font-weight: 400; font-size: 1.25rem; margin-bottom: 10px; }
.blog-cta p { font-size: .95rem; color: var(--texto-2); margin-bottom: 18px; line-height: 1.7; }
.blog-cta-btn {
  display: inline-block; background: var(--azul); color: #fff;
  padding: 12px 28px; border-radius: 30px;
  font-weight: 700; font-size: .92rem; text-decoration: none;
  transition: background .2s, transform .2s;
}
.blog-cta-btn:hover { background: #1D4ED8; transform: translateY(-2px); }

/* Leia também */
.blog-relacionados { padding: 0 24px 72px; }
.blog-relacionados-inner { max-width: 720px; margin: 0 auto; }
.blog-relacionados h2 {
  font-family: var(--font-title); font-weight: 400;
  font-size: 1.3rem; margin-bottom: 18px; color: var(--texto);
}
.blog-rel-item {
  display: block; text-decoration: none; color: inherit;
  border: 1px solid var(--borda); border-radius: 10px;
  padding: 16px 20px; margin-bottom: 12px;
  transition: border-color .2s, background .2s;
}
.blog-rel-item:hover { border-color: #BFDBFE; background: var(--azul-l); }
.blog-rel-item span { display: block; font-size: .74rem; color: var(--texto-2); margin-bottom: 4px; }
.blog-rel-item strong { font-size: .95rem; font-weight: 600; color: var(--texto); line-height: 1.45; }


/* Citacao de destaque (barra verde a esquerda) */
.blog-destaque {
  font-family: var(--font-title);
  font-size: 1.5rem;
  line-height: 1.34;
  color: var(--azul);
  border-left: 4px solid var(--verde-mv);
  padding: 4px 0 4px 22px;
  margin: 32px 0;
}

/* Imagem no corpo do artigo, com legenda */
.blog-figura { margin: 32px 0; }
.blog-figura img {
  width: 100%;
  border-radius: var(--radius);
  display: block;
  box-shadow: 0 10px 26px rgba(30,58,138,.12);
}
.blog-figura figcaption {
  margin-top: 10px;
  font-size: .84rem;
  color: var(--texto-2);
  text-align: center;
}


/* Garante texto branco no botao do CTA mesmo dentro de .blog-corpo
   (a regra .blog-corpo a tinha prioridade e deixava o texto azul) */
.blog-corpo a.blog-cta-btn { color: #fff; }
.blog-corpo a.blog-cta-btn:hover { color: #fff; }

/* ── FOOTER (idêntico ao site) ── */
footer {
  background: #0F172A; color: rgba(255,255,255,.5);
  padding: 32px 5%; text-align: center; font-size: .82rem;
}
footer a { color: rgba(255,255,255,.6); text-decoration: none; }
footer strong { color: rgba(255,255,255,.8); }

/* ── MOVIMENTO REDUZIDO ── */
@media (prefers-reduced-motion: reduce) {
  #hero-canvas { display: none; }
}

/* ── RESPONSIVO ── */
@media (max-width: 768px) {
  .nav-hamburger { display: flex; }
  .nav-links {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    background: rgba(255,255,255,.98); backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--borda);
    flex-direction: column; align-items: stretch;
    padding: 12px 5% 20px; gap: 4px !important;
    box-shadow: 0 8px 24px rgba(0,0,0,.08); z-index: 99;
  }
  .nav-links.aberto { display: flex; }
  .nav-links a { padding: 12px 4px; border-bottom: 1px solid var(--borda); font-size: .95rem; }
  .nav-links a:last-child { border-bottom: none; }
  .nav-cta { margin-top: 8px; padding: 12px 20px !important; text-align: center; border-radius: 10px !important; }
}
@media (max-width: 600px) {
  .blog-hero { padding: 36px 20px 28px; }
  .blog-hero-sub { font-size: 1.05rem !important; margin-bottom: 12px; }
  .blog-hero-desc { font-size: .92rem !important; line-height: 1.5; margin-bottom: 8px; }
  #hero-canvas { opacity: .5; }
  .blog-lista { padding: 40px 20px 60px; }
  .blog-card { padding: 22px 20px; }
  .blog-artigo { padding: 40px 20px 32px; }
  .blog-corpo { font-size: 1rem; }
  .blog-pratica, .blog-cta { padding: 20px 18px; }
  .blog-destaque { font-size: 1.25rem; padding-left: 16px; }
  .blog-figura { margin: 24px 0; }
}