/* RESET Y VARIABLES */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-dark: #1a1a1a;
  --color-darker: #111;
  --color-gold: #c9a84c;
  --color-white: #f5f5f5;
  --color-gray: #888;
}

body {
  font-family: 'Georgia', serif;
  background: var(--color-dark);
  color: var(--color-white);
  line-height: 1.6;
}

/* NAVBAR */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 60px;
  background: var(--color-darker);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 100;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--color-gold);
  letter-spacing: 2px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 40px;
}

.nav-links a {
  color: var(--color-white);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--color-gold);
}

/* HERO */
.hero {
  height: 100vh;
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
    url('https://images.unsplash.com/photo-1503951914875-452162b0f3f1?w=1600') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: clamp(40px, 8vw, 80px);
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-content p {
  font-size: 18px;
  color: var(--color-gray);
  margin-bottom: 40px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.btn {
  display: inline-block;
  background: var(--color-gold);
  color: var(--color-darker);
  padding: 14px 40px;
  text-decoration: none;
  font-size: 14px;
  font-weight: bold;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: background 0.3s, transform 0.2s;
}

.btn:hover {
  background: #e0b85a;
  transform: translateY(-2px);
}

/* SERVICIOS */
.services {
  padding: 100px 60px;
  text-align: center;
  background: var(--color-darker);
}

.services h2 {
  font-size: 36px;
  margin-bottom: 60px;
  color: var(--color-gold);
  letter-spacing: 3px;
  text-transform: uppercase;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto;
}

.service-card {
  background: var(--color-dark);
  padding: 40px 30px;
  border: 1px solid #333;
  transition: border-color 0.3s, transform 0.3s;
}

.service-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-5px);
}

.service-card i {
  font-size: 36px;
  color: var(--color-gold);
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.service-card p {
  color: var(--color-gray);
  font-size: 14px;
  margin-bottom: 16px;
}

.price {
  color: var(--color-gold);
  font-size: 24px;
  font-weight: bold;
}

/* ABOUT */
.about {
  padding: 100px 60px;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about h2 {
  font-size: 36px;
  margin-bottom: 30px;
  color: var(--color-gold);
  letter-spacing: 3px;
  text-transform: uppercase;
}

.about p {
  color: var(--color-gray);
  font-size: 16px;
  margin-bottom: 20px;
  line-height: 1.9;
}

/* CONTACTO */
.contact {
  padding: 100px 60px;
  background: var(--color-darker);
  text-align: center;
}

.contact h2 {
  font-size: 36px;
  margin-bottom: 50px;
  color: var(--color-gold);
  letter-spacing: 3px;
  text-transform: uppercase;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 500px;
  margin: 0 auto;
}

.contact-form input,
.contact-form textarea {
  background: var(--color-dark);
  border: 1px solid #333;
  color: var(--color-white);
  padding: 14px 18px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--color-gold);
}

/* FOOTER */
.footer {
  padding: 40px 60px;
  background: #0a0a0a;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer p {
  color: var(--color-gray);
  font-size: 13px;
}

.social-links {
  display: flex;
  gap: 20px;
}

.social-links a {
  color: var(--color-gray);
  font-size: 20px;
  transition: color 0.3s;
}

.social-links a:hover {
  color: var(--color-gold);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .navbar {
    padding: 16px 20px;
  }

  .nav-links {
    gap: 20px;
  }

  .services,
  .contact {
    padding: 60px 20px;
  }

  .about {
    padding: 60px 20px;
  }

  .footer {
    flex-direction: column;
    text-align: center;
    padding: 30px 20px;
  }
}

/* ANIMACIONES */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}