/* Paleta inspirada na capa do livro: azul profundo + dourado */
:root{
  --blue-900:#0f2640;
  --blue-800:#183658;
  --blue-700:#234a79;
  --gold-500:#e6c05e;
  --gold-600:#d7ae34;
  --text:#e8eef6;
  --muted:#a9b8cc;
  --bg:#0b1b30;
  --card:#142a49;
  --shadow:0 10px 30px rgba(0,0,0,.25);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:Montserrat,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
}

.container{width:min(1120px,92%);margin:0 auto}

.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,27,48,.9);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{color:#fff;text-decoration:none;font-weight:800;letter-spacing:.4px}
.brand span{color:var(--gold-500)}
.site-header nav a{color:#d7e2f0;text-decoration:none;margin-left:22px;font-weight:500}
.site-header nav .btn{margin-left:28px}

.btn{display:inline-block;padding:12px 18px;border-radius:10px;text-decoration:none;font-weight:700;letter-spacing:.3px}
.btn-primary{background:linear-gradient(135deg,var(--gold-600),var(--gold-500));color:#0b1422}
.btn-outline{border:1.5px solid var(--gold-500);color:var(--gold-500)}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}

.hero{padding:88px 0;background:radial-gradient(80% 120% at 20% 10%, var(--blue-800) 0%, var(--bg) 60%), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg"/>');}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:42px;line-height:1.18;margin:0 0 10px;font-weight:800}
.hero h1 span{color:var(--gold-500)}
.hero p{color:var(--muted);margin:0 0 24px;font-size:18px}
.hero-ctas .btn{margin-right:12px}
.hero-art .mockup{width:100%;height:auto;border-radius:14px;box-shadow:var(--shadow)}

.section{padding:64px 0}
.section-alt{background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,0));}
.section h2{font-size:30px;margin:0 0 22px;color:#fff}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:14px;padding:18px;box-shadow:var(--shadow)}
.card h3{margin:0 0 8px}
.card p{color:var(--muted)}
.link{color:var(--gold-500);text-decoration:none;font-weight:700}

.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ratio{position:relative;padding-top:56%}
.ratio iframe{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:12px}
.video-card h4{margin:10px 0 0}

.livro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:center}
.livro-mockups{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.livro-mockups .mockup{width:100%;border-radius:12px}
.livro-mockups .shadow{box-shadow:var(--shadow)}
.livro-mockups .stack{box-shadow:var(--shadow)}
.bullets{margin:12px 0 20px;padding-left:18px}

.sobre-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:center}
.portrait{width:100%;height:auto;border-radius:14px;box-shadow:var(--shadow);object-fit:cover}

.contato-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.form{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:14px;padding:18px}
.form label{display:block;margin-bottom:12px;font-weight:600}
.form input,.form textarea{
  width:100%;padding:12px;border-radius:10px;
  border:1px solid rgba(255,255,255,.12);
  background:#0f223d;color:#eaf3ff
}
.form button{margin-top:6px}
.contact-list{list-style:none;margin:0;padding:0}
.contact-list li{margin:6px 0}

.site-footer{padding:28px 0;border-top:1px solid rgba(255,255,255,.06);background:#0a1730;color:#b8c7da;text-align:center}

@media (max-width: 980px){
  .hero-grid,.livro-grid,.sobre-grid,.contato-grid{grid-template-columns:1fr}
  .video-grid,.cards{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  .video-grid,.cards{grid-template-columns:1fr}
  .nav{flex-wrap:wrap}
  .site-header nav a{margin-left:14px}
}


:1px solid rgba(255,255,255,.12);
  background:#0f223d;color:#eaf3ff
}
.form button{margin-top:6px}
.contact-list{list-style:none;margin:0;padding:0}
.contact-list li{margin:6px 0}

.site-footer{padding:28px 0;border-top:1px solid rgba(255,255,255,.06);background:#0a1730;color:#b8c7da;text-align:center}

@media (max-width: 980px){
  .hero-grid,.livro-grid,.sobre-grid,.contato-grid{grid-template-columns:1fr}
  .video-grid,.cards{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  .video-grid,.cards{grid-template-columns:1fr}
  .nav{flex-wrap:wrap}
  .site-header nav a{margin-left:14px}
}


olumns:1fr}
  .nav{flex-wrap:wrap}
  .site-header nav a{margin-left:14px}
}


livro-grid,.sobre-grid,.contato-grid{grid-template-columns:1fr}
  .video-grid,.cards{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  .video-grid,.cards{grid-template-columns:1fr}
  .nav{flex-wrap:wrap}
  .site-header nav a{margin-left:14px}
}


}
  .video-grid,.cards{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  .video-grid,.cards{grid-template-columns:1fr}
  .nav{flex-wrap:wrap}
  .site-header nav a{margin-left:14px}
}



img[src*="Capa copiar"]{min-height:300px;background:#1a2a4a;border:2px dashed rgba(230,192,94,.3)}

@media (max-width: 980px){
  .hero-grid,.livro-grid,.sobre-grid,.contato-grid{grid-template-columns:1fr}
  .video-grid,.cards{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  .video-grid,.cards{grid-template-columns:1fr}
  .nav{flex-wrap:wrap}
  .site-header nav a{margin-left:14px}
}