body {
  font-family: Arial;
  margin: 0;
  background: #0b1220;
  color: #e5e7eb;
  padding-top: 80px;
}

/* HEADER */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: #0f172a;
  z-index: 1000;
  transition: 0.3s;
}

header.scrolled {
  background: #020617;
  box-shadow: 0 4px 12px rgba(0,0,0,.4);
}

.header-container {
  max-width: 1200px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 110px;
}

/* TEXTO BRANCO */
.header-text h1 {
  color: #ffffff;
  margin: 0;
  font-size: 20px;
}

.header-text span,
.header-text p {
  color: #fbbf24;
  font-size: 13px;
}

/* MENU */
.menu {
  display: flex;
  gap: 30px;
  position: relative;
}

.menu-item {
  color: #cbd5f5;
  text-decoration: none;
  font-weight: 500;
}

.menu-item.active,
.menu-item:hover {
  color: #fbbf24;
}

.menu-indicator {
  position: absolute;
  bottom: -6px;
  height: 2px;
  background: #fbbf24;
  transition: 0.3s;
}

/* BANNER */
.banner {
  height: 80vh;
  background: linear-gradient(rgba(0,0,0,.7), rgba(0,0,0,.7)),
              url('https://images.unsplash.com/photo-1581092919532-6d8f4f3c0b9b');
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.btn {
  background: #fbbf24;
  color: #0f172a;
  padding: 12px 25px;
  font-weight: bold;
  text-decoration: none;
}

/* CARDS */
.card, .email-box {
  background: #111827;
  border: 1px solid #1f2937;
  color: #e5e7eb;
}