/* ==========
   ESTILO BASE
   ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  background: #0b0f19;
  color: #fff;
  overflow-x: hidden;
}

/* ==========
   NAVBAR
   ========== */
.navbar {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  background: rgba(15, 20, 30, 0.9);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 50px;
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 224, 255, 0.2);
}

.logo {
  font-size: 1.8rem;
  font-weight: 600;
  color: #fff;
}
.logo span {
  color: #00e0ff;
}

.nav-links {
  display: flex;
  list-style: none;
}
.nav-links li {
  margin-left: 30px;
}
.nav-links a {
  text-decoration: none;
  color: #ccc;
  font-weight: 400;
  transition: color 0.3s ease;
}
.nav-links a:hover {
  color: #00e0ff;
}

.menu-toggle {
  display: none;
  font-size: 1.8rem;
  cursor: pointer;
}

/* ==========
   HERO SECTION
   ========== */
.hero {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: linear-gradient(135deg, #0a0d14, #0e1523);
  padding: 0 20px;
}
.hero-content {
  max-width: 700px;
  animation: fadeIn 1.2s ease-in-out;
}
.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 20px;
  color: #fff;
}
.hero p {
  color: #bbb;
  font-size: 1.1rem;
  margin-bottom: 30px;
}
.btn {
  background: #00e0ff;
  color: #111;
  padding: 12px 25px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}
.btn:hover {
  background: #00b3cc;
}

/* ==========
   ABOUT
   ========== */
.about {
  padding: 100px 20px;
  background: #101726;
  text-align: center;
}
.about h2 {
  color: #00e0ff;
  margin-bottom: 20px;
  font-size: 2rem;
}
.about p {
  max-width: 700px;
  margin: 0 auto;
  color: #ccc;
  line-height: 1.6;
}

/* ==========
   PLANS
   ========== */
.plans {
  padding: 100px 20px;
  background: #0c111d;
  text-align: center;
}
.plans h2 {
  color: #00e0ff;
  font-size: 2rem;
  margin-bottom: 50px;
}
.plans-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}
.plan-card {
  background: #151b2b;
  border-radius: 12px;
  width: 300px;
  padding: 30px 20px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.plan-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 25px rgba(0, 224, 255, 0.2);
}
.plan-card h3 {
  color: #fff;
  margin-bottom: 15px;
}
.price {
  font-size: 1.4rem;
  color: #00e0ff;
  margin-bottom: 20px;
}
.plan-card ul {
  list-style: none;
  color: #ccc;
  margin-bottom: 25px;
  text-align: left;
}
.plan-card ul li {
  margin: 10px 0;
}
.plan-card .btn {
  display: inline-block;
}

/* ==========
   CONTACT
   ========== */
.contact {
  background: #101726;
  padding: 100px 20px;
  text-align: center;
}
.contact h2 {
  color: #00e0ff;
  font-size: 2rem;
  margin-bottom: 30px;
}
form {
  max-width: 500px;
  margin: 0 auto;
}
input, textarea {
  width: 100%;
  margin: 10px 0;
  padding: 12px;
  border: none;
  border-radius: 6px;
  background: #1a2133;
  color: #fff;
  font-size: 1rem;
}
textarea {
  resize: none;
  height: 120px;
}
button {
  background: #00e0ff;
  color: #111;
  padding: 12px 25px;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  font-weight: 600;
  transition: background 0.3s ease;
}
button:hover {
  background: #00b3cc;
}
#msg {
  margin-top: 15px;
  color: #00e0ff;
}

/* ==========
   FOOTER
   ========== */
footer {
  background: #0b0f19;
  color: #777;
  text-align: center;
  padding: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

/* ==========
   RESPONSIVO
   ========== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    right: 0;
    background: #0b0f19;
    width: 200px;
    border-left: 1px solid rgba(255,255,255,0.1);
    text-align: right;
  }
  .nav-links.active {
    display: flex;
  }
  .nav-links li {
    margin: 15px;
  }
  .menu-toggle {
    display: block;
    color: #00e0ff;
  }
  .plans-container {
    flex-direction: column;
    align-items: center;
  }
  .hero h1 {
    font-size: 2rem;
  }
}

/* ==========
   ANIMAÇÕES
   ========== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}