/*
 * layout.css — Nav, Hero, Footer
 * Gennaro Cibelli — versión definitiva
 */

.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: var(--space-5) 0;
  background: rgba(10, 10, 10, 0.95);
  transition: padding var(--transition);
}
.site-nav.scrolled {
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3) 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.nav-logo span { color: var(--color-accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.nav-links a {
  font-size: 1.05rem;
  font-weight: 500;
  color: #FFFFFF;
  letter-spacing: 0.02em;
  transition: color var(--transition);
  position: relative;
  text-decoration: none;
  border: none;
  background: none;
  padding: 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--color-accent); }
.nav-links a:hover::after { width: 100%; }
.nav-links .nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: var(--color-wa);
  border: 1px solid var(--color-wa);
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 700;
  color: #000000;
  transition: background var(--transition);
}
.nav-links .nav-cta:hover {
  background: var(--color-wa-hover);
  border-color: var(--color-wa-hover);
  color: #000000;
}
.nav-links .nav-cta::after { display: none; }
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
}
.nav-burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: #FFFFFF;
  transition: var(--transition);
}

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--space-16);
  padding-top: var(--nav-height);
  padding-bottom: var(--space-16);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-8);
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  top: -100px; right: -100px;
  background: radial-gradient(circle, rgba(201,169,110,0.055) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
}
.hero-h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  color: var(--color-text);
}
.hero-h1 em { font-style: italic; color: var(--color-accent); }
.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.75;
  font-weight: 300;
  max-width: 500px;
  margin-bottom: var(--space-10);
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: var(--space-4); }

.btn-wa { color: #000000; }
.btn-wa:hover { color: #000000; }
.btn-tg { color: #000000; }
.btn-tg:hover { color: #000000; }

.site-footer {
  padding-block: var(--space-8);
  border-top: 1px solid var(--color-border);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer-copy { font-size: var(--text-xs); color: var(--color-text-hint); }
.footer-links { display: flex; gap: var(--space-6); }
.footer-links a { font-size: var(--text-xs); color: var(--color-text-hint); transition: color var(--transition); }
.footer-links a:hover { color: var(--color-accent); }

@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: calc(var(--nav-height) + var(--space-12)); }
  .hero::after { display: none; }
  .hero-card { margin-inline: auto; }
}
@media (max-width: 900px) {
  .nav-links  { display: none; }
  .nav-burger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column; position: fixed; inset: 0;
    background: var(--color-bg); align-items: center; justify-content: center;
    gap: var(--space-8); z-index: 200;
  }
  .nav-links.open a { font-size: var(--text-2xl); color: #FFFFFF; }
}
@media (max-width: 600px) {
  .hero-ctas    { flex-direction: column; align-items: flex-start; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}