/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background: #f9f9f9;
  color: #222;
  line-height: 1.6;
}

/* SECCIONES */
.section {
  min-height: 100vh;
  padding: 80px 10%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* HERO */
.hero {
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  color: white;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.2rem;
  max-width: 600px;
}

/* BOTÓN */
.btn {
  display: inline-block;
  margin-top: 30px;
  padding: 14px 28px;
  background: #00c896;
  color: #00332a;
  text-decoration: none;
  border-radius: 30px;
  font-weight: bold;
  transition: transform .3s, box-shadow .3s;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,.2);
}

/* TITULOS */
h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

/* FORMULARIO */
form {
  display: grid;
  gap: 15px;
  max-width: 500px;
}

input, textarea, button {
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #ccc;
  font-size: 1rem;
}

button {
  background: #0f2027;
  color: white;
  cursor: pointer;
  border: none;
}

/* ANIMACIÓN SCROLL */
.reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: all 0.9s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* FOOTER */
footer {
  text-align: center;
  padding: 40px 10%;
  background: #111;
  color: #aaa;
}