/* ==========================================================================
   Eliplast — layout: header, navigazione, sezioni, griglie, footer
   ========================================================================== */

/* --- Header -------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-white);
  border-bottom: var(--border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  min-height: var(--header-h);
}

.site-header__logo {
  flex-shrink: 0;
  display: block;
  padding: var(--sp-1) 0;
}

.site-header__logo img {
  width: auto;
  height: 3.5rem;
}

/* Pulsante menu (solo mobile, solo con JS attivo) */
.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--sp-2);
  min-height: 2.75rem;
  padding: var(--sp-2) var(--sp-3);
  background: transparent;
  border: 1px solid var(--c-grey-200);
  border-radius: var(--radius-sm);
  color: var(--c-navy);
  font-weight: 600;
  cursor: pointer;
}

.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  display: block;
  width: 1.125rem;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle__bars {
  position: relative;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

/* Navigazione: senza JS è sempre visibile (va a capo sotto al logo) */
.site-header__inner {
  flex-wrap: wrap;
}

.site-nav {
  width: 100%;
  padding-bottom: var(--sp-4);
}

.site-nav__list {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav__list a {
  display: block;
  padding: var(--sp-3) 0;
  border-bottom: var(--border);
  color: var(--c-navy);
  font-family: var(--font-head);
  font-size: var(--fs-300);
  font-weight: 600;
  text-decoration: none;
}

.site-nav__list a:hover {
  color: var(--c-blue-dark);
}

.site-nav__list a[aria-current="page"] {
  color: var(--c-blue-dark);
}

.site-nav__cta {
  margin-top: var(--sp-4);
}

/* Mobile con JS: menu a scomparsa */
@media (max-width: 63.99em) {
  .js .nav-toggle {
    display: inline-flex;
  }

  .js .site-nav {
    display: none;
  }

  .js .site-nav.is-open {
    display: block;
  }
}

/* Desktop: menu in linea */
@media (min-width: 64em) {
  .site-header__inner {
    flex-wrap: nowrap;
  }

  .site-header__logo img {
    height: 4.25rem;
  }

  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--sp-6);
    width: auto;
    padding: 0;
  }

  .site-nav__list {
    flex-direction: row;
    gap: var(--sp-6);
  }

  .site-nav__list a {
    position: relative;
    padding: var(--sp-2) 0;
    border: 0;
    font-size: var(--fs-200);
  }

  .site-nav__list a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: var(--c-yellow);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
  }

  .site-nav__list a:hover::after,
  .site-nav__list a[aria-current="page"]::after {
    transform: scaleX(1);
  }

  .site-nav__list a[aria-current="page"] {
    color: var(--c-navy);
  }

  .site-nav__cta {
    margin-top: 0;
  }
}

/* --- Sezioni ------------------------------------------------------------- */

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

.section--alt {
  background: var(--c-grey-50);
}

.section--dark {
  background: var(--c-navy);
  color: var(--c-grey-100);
}

.section--dark h2,
.section--dark h3 {
  color: var(--c-white);
}

.section--dark a:not(.btn) {
  color: var(--c-white);
}

.section--dark .eyebrow {
  color: var(--c-blue-light);
}

.section--dark :focus-visible {
  outline-color: var(--c-yellow);
}

.section__head {
  max-width: 44rem;
  margin-bottom: var(--sp-7);
}

.section__head p:last-child {
  margin-bottom: 0;
}

.section__foot {
  margin-top: var(--sp-7);
}

/* Intestazione delle pagine interne */
/* Stessa foto e velatura della hero della home, altezza ridotta */
.page-head {
  --page-head-img: url("../img/hero-1024.jpg");
  padding-block: clamp(2.5rem, 2rem + 3vw, 4.5rem);
  background-color: var(--c-navy);
  background-image:
    linear-gradient(90deg, rgba(15, 42, 61, 0.94) 0%, rgba(15, 42, 61, 0.82) 55%, rgba(15, 42, 61, 0.45) 100%),
    var(--page-head-img);
  background-position: center;
  background-size: cover;
  color: var(--c-grey-100);
}

@media (min-width: 64em) {
  .page-head {
    --page-head-img: url("../img/hero-1920.jpg");
  }
}

/* Su mobile il testo occupa tutta la larghezza: velatura uniforme per il contrasto */
@media (max-width: 47.99em) {
  .page-head {
    background-image:
      linear-gradient(rgba(15, 42, 61, 0.86), rgba(15, 42, 61, 0.86)),
      var(--page-head-img);
  }
}

.page-head h1 {
  margin-bottom: var(--sp-3);
  color: var(--c-white);
}

.page-head .eyebrow {
  color: var(--c-blue-light);
}

.page-head .lead {
  margin-bottom: 0;
  color: var(--c-grey-100);
}

.page-head :focus-visible {
  outline-color: var(--c-yellow);
}

/* --- Griglie ------------------------------------------------------------- */

.grid {
  display: grid;
  gap: var(--sp-5);
}

@media (min-width: 40em) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64em) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .grid--gap-lg {
    gap: var(--sp-6);
  }
}

/* Testo + immagine affiancati */
.split {
  display: grid;
  gap: var(--sp-6);
  align-items: center;
}

@media (min-width: 56em) {
  .split {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-8);
  }

  .split--reverse > :first-child {
    order: 2;
  }
}

/* --- Footer -------------------------------------------------------------- */

.site-footer {
  background: var(--c-navy);
  color: var(--c-grey-100);
  font-size: var(--fs-100);
}

.site-footer a {
  color: var(--c-white);
}

.site-footer a:hover {
  color: var(--c-yellow);
}

.site-footer :focus-visible {
  outline-color: var(--c-yellow);
}

.site-footer__main {
  display: grid;
  gap: var(--sp-6);
  padding-block: var(--sp-8) var(--sp-7);
}

@media (min-width: 40em) {
  .site-footer__main {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64em) {
  .site-footer__main {
    grid-template-columns: 1.1fr 1fr 0.8fr 1.4fr;
    gap: var(--sp-7);
  }
}

.site-footer__title {
  margin-bottom: var(--sp-4);
  color: var(--c-white);
  font-family: var(--font-head);
  font-size: var(--fs-200);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-footer__logo {
  display: inline-block;
  margin-bottom: var(--sp-4);
}

.site-footer__logo img {
  width: auto;
  height: 3.75rem;
}

.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer li + li {
  margin-top: var(--sp-2);
}

.site-footer__legal {
  padding-block: var(--sp-5);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: #c5d0da;
}

.site-footer__legal p {
  max-width: none;
  margin: 0;
}

.site-footer__legal p + p {
  margin-top: var(--sp-2);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-5);
}

/* I "bottoni link" del footer (preferenze cookie) si presentano come link */
.site-footer .link-button {
  color: var(--c-white);
}

.site-footer .link-button:hover {
  color: var(--c-yellow);
}