/* ==========================================================================
   Layout — contenedores, grid, header, footer
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding-block: var(--space-xl);
}

.section--lg {
  padding-block: var(--space-2xl);
}

.section--tight {
  padding-block: var(--space-lg);
}

.section--ink {
  position: relative;
  background: var(--color-ink);
  color: var(--color-white);
  isolation: isolate;
}

.section--ink::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: url("../images/graphics/grain.png");
  background-size: 220px 220px;
  opacity: 0.5;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.section--ink > .container {
  position: relative;
  z-index: 1;
}

.section--paper-alt {
  background: var(--color-paper-alt);
}

@media (min-width: 1024px) {
  .section { padding-block: var(--space-2xl); }
  .section--lg { padding-block: var(--space-3xl); }
  .section--tight { padding-block: var(--space-xl); }
}

/* ---- Grid utilities ---- */
.grid {
  display: grid;
  gap: var(--space-md);
}

.grid-2 { grid-template-columns: repeat(1, 1fr); }
.grid-3 { grid-template-columns: repeat(1, 1fr); }
.grid-4 { grid-template-columns: repeat(1, 1fr); }
.grid-12 { grid-template-columns: repeat(4, 1fr); }

@media (min-width: 640px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-12 { grid-template-columns: repeat(8, 1fr); }
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .grid-12 { grid-template-columns: repeat(12, 1fr); }
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 1000;
  padding-block: var(--space-sm);
  background: transparent;
  transition: background var(--dur-base) var(--ease), padding var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.site-header.is-scrolled {
  padding-block: var(--space-2xs);
  background: rgba(250, 248, 244, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.site-header.menu-open {
  background: var(--color-ink);
}

.brand {
  display: flex;
  align-items: center;
  position: relative;
  z-index: 2;
}

.brand__logo {
  height: 34px;
  width: auto;
  display: block;
}

.brand__logo--light {
  display: none;
}

@media (min-width: 768px) {
  .brand__logo { height: 40px; }
}

/* ---- Logo claro/oscuro según el fondo del header ---- */
/* Home: hero oscuro al tope de la página -> logo blanco por defecto */
[data-hero="dark"] .brand__logo--dark { display: none; }
[data-hero="dark"] .brand__logo--light { display: block; }

/* Header con scroll: fondo claro siempre -> logo oscuro */
.site-header.is-scrolled .brand__logo--dark { display: block; }
.site-header.is-scrolled .brand__logo--light { display: none; }

/* Menú móvil abierto: fondo navy -> logo blanco (máxima prioridad) */
.site-header.menu-open .brand__logo--dark { display: none; }
.site-header.menu-open .brand__logo--light { display: block; }

.main-nav {
  display: none;
}

@media (min-width: 1024px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
  }

  .main-nav__list {
    display: flex;
    gap: var(--space-md);
  }

  .main-nav__link {
    position: relative;
    font-size: var(--fs-small);
    font-weight: 600;
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    padding-block: var(--space-3xs);
  }

  .main-nav__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--dur-fast) var(--ease);
  }

  .main-nav__link:hover::after,
  .main-nav__link[aria-current="page"]::after {
    transform: scaleX(1);
    transform-origin: left;
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  position: relative;
  z-index: 2;
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: currentColor;
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.menu-open .menu-toggle span,
.menu-open .menu-toggle {
  color: var(--color-white);
}

.menu-open .menu-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-open .menu-toggle span:nth-child(2) {
  opacity: 0;
}
.menu-open .menu-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (min-width: 1024px) {
  .menu-toggle { display: none; }
}

/* ---- Mobile drawer ---- */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--color-ink);
  color: var(--color-white);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-2xl) var(--gutter) var(--space-xl);
  transform: translateY(-100%);
  transition: transform var(--dur-base) var(--ease);
}

.mobile-nav.is-open {
  transform: translateY(0);
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}

.mobile-nav__link {
  font-family: var(--font-display);
  font-size: clamp(2rem, 11vw, 3rem);
  font-weight: 500;
  padding-block: var(--space-2xs);
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-sm);
  border-bottom: 1px solid var(--color-line-dark);
}

.mobile-nav__link small {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  color: var(--color-magenta-bright);
  font-weight: 600;
}

.mobile-nav__foot {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-nav__whatsapp {
  align-self: flex-start;
}

.mobile-nav__meta {
  font-size: var(--fs-small);
  color: var(--color-muted-light);
  line-height: var(--lh-relaxed);
}

@media (min-width: 1024px) {
  .mobile-nav { display: none; }
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  position: relative;
  background: var(--color-ink);
  color: var(--color-white);
  padding-block: var(--space-xl) var(--space-md);
  isolation: isolate;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: url("../images/graphics/grain.png");
  background-size: 220px 220px;
  opacity: 0.5;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.site-footer > .container {
  position: relative;
  z-index: 1;
}

.footer-top {
  position: relative;
  display: grid;
  gap: var(--space-lg);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-line-dark);
}

.footer-top::after {
  content: "";
  position: absolute;
  top: -1.5rem;
  right: -1rem;
  width: 140px;
  height: 140px;
  background-image: url("../images/graphics/dot-grid.png");
  background-size: 100px 100px;
  opacity: 0.5;
  pointer-events: none;
  display: none;
}

@media (min-width: 768px) {
  .footer-top::after { display: block; }
}

.footer-cta__label {
  color: var(--color-magenta-bright);
}

.footer-cta__title {
  color: var(--color-white);
  font-size: clamp(2rem, 6vw, 3.6rem);
  margin-top: var(--space-2xs);
  max-width: 16ch;
}

.footer-cta__title a {
  text-decoration: underline;
  text-decoration-color: var(--color-magenta);
  text-underline-offset: 0.08em;
  text-decoration-thickness: 2px;
  transition: color var(--dur-fast) var(--ease);
}

.footer-cta__title a:hover {
  color: var(--color-magenta-bright);
}

.footer-grid {
  display: grid;
  gap: var(--space-lg);
  padding-block: var(--space-xl);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr 1fr;
    gap: var(--space-md);
  }
}

.footer-brand img {
  /* height: 32px; */
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  color: var(--color-muted-light);
  font-size: var(--fs-small);
  max-width: 32ch;
  line-height: var(--lh-relaxed);
}

.footer-col-title {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: var(--ls-label);
  color: var(--color-muted-light);
  margin-bottom: var(--space-sm);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}

.footer-links a {
  color: var(--color-white);
  font-size: 0.95rem;
  transition: color var(--dur-fast) var(--ease);
}

.footer-links a:hover {
  color: var(--color-magenta-bright);
}

.footer-address {
  color: var(--color-muted-light);
  font-size: 0.95rem;
  line-height: var(--lh-relaxed);
  font-style: normal;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding-top: var(--space-lg);
  font-size: var(--fs-small);
  color: var(--color-muted-light);
}

.footer-bottom__tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--color-white);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* ---- Skip-to-content spacing so header doesn't overlap hero ---- */
main {
  display: block;
}