:root {
  --navy: #1a2a5e;
  --gold: #c9a227;
  --gold-light: #e8c547;
  --white: #ffffff;
  --gray: #f5f5f5;
  --text: #333;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Montserrat', sans-serif;
  color: var(--text);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* HEADER */
header {
  background: var(--navy);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

header nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}

.logo { height: 52px; }

header ul {
  list-style: none;
  display: flex;
  gap: 32px;
}

header ul a {
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
}

header ul a:hover { color: var(--gold); }

/* HERO */
.hero {
  background: linear-gradient(135deg, var(--navy) 60%, #0f1c42 100%);
  color: var(--white);
  padding: 100px 0 80px;
  text-align: center;
}

.hero h1 {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero h1 span { color: var(--gold); }

.hero p {
  font-size: 1.1rem;
  max-width: 580px;
  margin: 0 auto 36px;
  opacity: 0.9;
  line-height: 1.7;
}

.btn {
  background: var(--gold);
  color: var(--navy);
  padding: 14px 36px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background 0.2s, transform 0.1s;
  display: inline-block;
}

.btn:hover { background: var(--gold-light); transform: translateY(-2px); }

/* SOBRE */
.sobre {
  padding: 80px 0;
  background: var(--white);
  text-align: center;
}

.sobre h2, .servicos h2, .contato h2 {
  font-size: 2rem;
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}

.sobre h2::after, .servicos h2::after, .contato h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--gold);
  margin: 10px auto 0;
}

.sobre p {
  max-width: 680px;
  margin: 24px auto 0;
  font-size: 1.05rem;
  line-height: 1.8;
  color: #555;
}

/* SERVIÇOS */
.servicos {
  padding: 80px 0;
  background: var(--gray);
  text-align: center;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  margin-top: 48px;
}

.card {
  background: var(--white);
  border-radius: 8px;
  padding: 40px 28px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.07);
  transition: transform 0.2s, box-shadow 0.2s;
  border-top: 4px solid var(--gold);
}

.card:hover { transform: translateY(-6px); box-shadow: 0 8px 30px rgba(0,0,0,0.12); }

.card .icon { font-size: 2.4rem; margin-bottom: 16px; }

.card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}

.card p { font-size: 0.95rem; color: #666; line-height: 1.7; }

/* CONTATO */
.contato {
  padding: 80px 0;
  background: var(--navy);
  color: var(--white);
  text-align: center;
}

.contato h2 { color: var(--white); }
.contato h2::after { background: var(--gold); }

.contato > .container > p {
  margin: 20px 0 36px;
  font-size: 1.05rem;
  opacity: 0.85;
}

.contato-info {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-outline {
  border: 2px solid var(--gold);
  color: var(--gold);
  padding: 12px 28px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s, color 0.2s;
}

.btn-outline:hover { background: var(--gold); color: var(--navy); }

/* FOOTER */
footer {
  background: #0f1c42;
  color: rgba(255,255,255,0.5);
  text-align: center;
  padding: 28px 24px;
}

.logo-footer { height: 40px; margin-bottom: 12px; opacity: 0.85; }

footer p { font-size: 0.85rem; }

/* RESPONSIVE */
@media (max-width: 640px) {
  .hero h1 { font-size: 1.9rem; }
  header ul { gap: 18px; }
  header ul a { font-size: 0.8rem; }
}