/* css/layout.css */
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

.header {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(19, 20, 14, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--xp-gris-tech);
}
.header__logo img { height: 48px; display: block; }
.header__nav { display: flex; gap: 1.5rem; align-items: center; }
.header__nav a {
  color: var(--xp-blanco); text-decoration: none;
  font-family: var(--font-heading); font-weight: 700;
  transition: color 150ms ease;
}
.header__nav a:hover { color: var(--xp-rojo); }
.header__cta { padding: var(--sp-2) var(--sp-4); }

.footer {
  background: var(--xp-gris-tech);
  padding: 3rem 2rem 1rem;
  border-top: 1px solid var(--xp-gris-tech);
}
.footer__inner {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem; max-width: 1200px; margin: 0 auto;
}
.footer__logo { height: 60px; margin-bottom: 1rem; }
.footer__col h3 { color: var(--xp-blanco); margin-bottom: 1rem; }
.footer__col p { color: var(--xp-blanco-soft); margin-bottom: 0.5rem; }
.footer__col a { color: var(--xp-blanco-soft); display: inline-block; padding: 0.25rem 0; text-decoration: none; }
.footer__col a:hover { color: var(--xp-rojo); }
.footer__bottom {
  text-align: center; padding-top: 2rem; margin-top: 2rem;
  border-top: 1px solid var(--xp-gris-tech);
  color: var(--xp-blanco-soft); font-size: 0.875rem;
}

@media (max-width: 768px) {
  .header { padding: 0.75rem 1rem; }
  .header__nav { display: none; }
  .header__logo img { height: 36px; }
}
.header__hamburger {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: var(--sp-2);
  flex-direction: column;
  gap: 5px;
  z-index: 110;
}
.header__hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--xp-blanco);
  transition: transform var(--t-base), opacity var(--t-base);
}
.header__hamburger[aria-expanded="true"] .header__hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.header__hamburger[aria-expanded="true"] .header__hamburger-line:nth-child(2) {
  opacity: 0;
}
.header__hamburger[aria-expanded="true"] .header__hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .header__hamburger { display: flex; }
  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--xp-oscuro-base);
    border-left: 1px solid var(--xp-gris-tech);
    flex-direction: column;
    padding: 6rem var(--sp-6) var(--sp-6);
    gap: var(--sp-4);
    transition: right var(--t-base);
    z-index: 105;
    display: flex;
  }
  .header__nav.is-open { right: 0; }
  .header__nav a {
    font-size: 1.125rem;
    padding: var(--sp-3) 0;
    border-bottom: 1px solid var(--xp-gris-tech);
  }
  .header__cta { font-size: 0.875rem; padding: var(--sp-2) var(--sp-3); }
}