/* =========================================================
   Cordas e Vida — CSS Global (FINAL)
   Objetivos:
   - NAV sticky (somente a barra superior fixa)
   - Banner controlado no index (não sobrepõe menu)
   - Logo pequeno + texto na marca (canto superior esquerdo)
   - Mobile responsivo com menu organizado
   - Cards + vitrine de vídeos em tiles (estilo canal)
   ========================================================= */

/* ---------- 1) Variáveis do tema ---------- */
:root{
  --bg:#f5f5f5;
  --card:#ffffff;
  --text:#333;
  --muted:#666;
  --brand:#61dafb;
  --dark:#282c34;

  --shadow:0 8px 24px rgba(0,0,0,.08);
  --radius:14px;
}

/* ---------- 2) Reset e base ---------- */
*{ box-sizing:border-box; }

html, body{ height:100%; }

body{
  margin:0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  line-height:1.7;
  background:var(--bg);
  color:var(--text);
}

a{ color:inherit; text-decoration:none; }

code{ font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; }

/* ---------- 3) Container padrão ---------- */
.container{
  max-width:1050px;
  margin:0 auto;
  padding:24px 16px;
}

/* =========================================================
   4) HEADER + NAV
   - Header apenas “aparência”
   - NAV é sticky (fixa no topo) e compacta
   ========================================================= */
header.site-header{
  background:linear-gradient(135deg, var(--dark), #1f232a);
  color:#fff;
  border-bottom:1px solid rgba(255,255,255,.08);
}

/* NAV: somente a barra do menu é fixa */
header.site-header .nav{
  position:sticky;
  top:0;
  z-index:50;

  background:linear-gradient(135deg, var(--dark), #1f232a);
  border-bottom:1px solid rgba(255,255,255,.08);

  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;

  max-width:1050px;
  margin:0 auto;
  padding:10px 16px; /* compacto */
}

/* =========================================================
   5) Marca do site (logo/personagem + texto)
   ========================================================= */
.brand{
  display:flex;
  align-items:center;
  gap:10px;
}

.brand-logo{
  width:44px;
  height:44px;
  border-radius:12px;
  object-fit:cover;
  box-shadow:0 6px 16px rgba(0,0,0,.18);
  border:1px solid rgba(255,255,255,.10);
}

.brand-text{
  display:flex;
  flex-direction:column;
  gap:2px;
}

.brand-text strong{ font-size:1.02rem; }
.brand-text span{ font-size:.86rem; color:rgba(255,255,255,.72); }

/* =========================================================
   6) Links do menu
   ========================================================= */
.nav-links{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  align-items:center;
}

.nav-links a{
  padding:6px 10px;
  border-radius:10px;
  color:rgba(255,255,255,.92);
  border:1px solid transparent;
}

.nav-links a:hover{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.10);
}

/* (Opcional) indicar página atual: basta colocar class="active" no link */
.nav-links a.active{
  background:rgba(97,218,251,.14);
  border-color:rgba(97,218,251,.28);
}

/* =========================================================
   7) HERO (index)
   - Seção abaixo do menu
   - Rola normalmente (não é fixa)
   ========================================================= */
.hero{ padding:14px 0 10px; }

/* Banner controlado (imagem grande) */
.hero-banner{
  width:100%;
  margin:0 auto 14px;
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid rgba(255,255,255,.10);
}

.hero-banner img{
  display:block;
  width:100%;
  height:260px;          /* controla a altura e evita “invadir” o menu */
  object-fit:cover;      /* corta sem distorcer */
  object-position:center;
}

/* Card do hero */
.hero-card{
  background:linear-gradient(135deg, rgba(97,218,251,.16), rgba(255,255,255,.02));
  border:1px solid rgba(97,218,251,.25);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:var(--shadow);
}

.badge{
  display:inline-flex;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(97,218,251,.14);
  border:1px solid rgba(97,218,251,.28);
  font-weight:800;
  color:#0b1b22;
}

.hero h1{
  margin:10px 0 8px;
  font-size:2rem;
  line-height:1.2;
}

.hero p{
  margin:0 0 14px;
  color:rgba(255,255,255,.82);
  max-width:60ch;
}

/* =========================================================
   8) Botões / CTA
   ========================================================= */
.actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px 14px;
  border-radius:12px;
  font-weight:800;
  cursor:pointer;
  border:1px solid rgba(255,255,255,.14);
  user-select:none;
}

.btn.primary{
  background:var(--brand);
  color:#0b1b22;
  border-color:transparent;
}
.btn.primary:hover{ filter:brightness(.96); }

.btn.ghost{
  background:rgba(255,255,255,.06);
  color:#fff;
}
.btn.ghost:hover{ background:rgba(255,255,255,.10); }

/* =========================================================
   9) Conteúdo (cards + grid)
   ========================================================= */
.grid{
  display:grid;
  grid-template-columns:repeat(12, 1fr);
  gap:16px;
  margin-top:18px;
}

.card{
  grid-column:span 12;
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:24px;
}

.card h2, .card h3{
  margin:0 0 10px;
  border-bottom:2px solid var(--brand);
  padding-bottom:6px;
}

.muted{ color:var(--muted); }

.list{ padding-left:18px; margin:0; }
.list li{ margin:8px 0; }

.cols-6{ grid-column:span 12; }
.cols-4{ grid-column:span 12; }

/* =========================================================
   10) Vitrine de vídeos (tiles estilo “canal”)
   ========================================================= */
.section-title{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
}
.section-title small{ color:var(--muted); }

.video-grid{
  display:grid;
  grid-template-columns:repeat(12, 1fr);
  gap:14px;
  margin-top:12px;
}

.video-tile{
  grid-column:span 12;
  background:#fff;
  border-radius:14px;
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid rgba(0,0,0,.06);
}

.thumb{
  display:block;
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}

.video-meta{ padding:12px 14px; }

.video-meta strong{
  display:block;
  font-size:1rem;
  line-height:1.25;
  margin-bottom:6px;
}

.video-meta span{
  display:block;
  font-size:.92rem;
  color:var(--muted);
}

.mini-actions{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:10px;
}

.mini-btn{
  display:inline-flex;
  padding:8px 10px;
  border-radius:10px;
  border:1px solid rgba(0,0,0,.08);
  background:#fff;
  font-weight:800;
}
.mini-btn:hover{ background:rgba(0,0,0,.03); }

/* =========================================================
   11) Rodapé
   ========================================================= */
.footer{
  margin-top:26px;
  background:var(--dark);
  color:#fff;
  padding:18px 0;
}

.footer .container{
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  align-items:center;
}

.footer a{
  color:#fff;
  text-decoration:underline;
  text-underline-offset:3px;
}

/* =========================================================
   12) Responsividade (desktop/tablet)
   ========================================================= */
@media (min-width: 860px){
  .cols-6{ grid-column:span 6; }
  .cols-4{ grid-column:span 4; }
  .hero h1{ font-size:2.4rem; }
  .video-tile{ grid-column:span 4; } /* 3 colunas */
}

@media (min-width: 520px) and (max-width: 859px){
  .video-tile{ grid-column:span 6; } /* 2 colunas */
}

/* =========================================================
   13) Mobile (até 520px)
   - Menu em grid 2x2
   - Botões em grid 2 colunas (3º full)
   - Banner menor
   ========================================================= */
@media (max-width: 520px){

  header.site-header .nav{
    flex-direction:column;
    align-items:flex-start;
    gap:10px;
    padding:10px 12px;
  }

  .brand-logo{
    width:38px;
    height:38px;
    border-radius:10px;
  }

  .nav-links{
    width:100%;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:8px;
  }

  .nav-links a{
    text-align:center;
    padding:10px 10px;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.10);
  }

  .container{ padding:18px 14px; }

  .hero-banner img{ height:170px; }

  .hero-card{ padding:16px; }

  .hero h1{
    font-size:1.55rem;
    line-height:1.15;
  }

  .hero p{ margin-bottom:12px; }

  .actions{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:10px;
  }

  .btn{
    width:100%;
    padding:12px 12px;
  }

  .actions .btn:nth-child(3){
    grid-column:1 / -1;
  }
}