/* ==========================================================================
   LAYOUT — en-tête, méga-menu, navigation mobile, pied de page
   ========================================================================== */

/* --- Bandeau promo -------------------------------------------------------- */
.on-promo {
  align-items: center;
  background: var(--on-black);
  color: var(--on-white);
  display: flex;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  justify-content: center;
  letter-spacing: var(--ls-label);
  min-height: var(--banner-h);
  padding: 0.375rem var(--gutter);
  text-align: center;
  text-transform: uppercase;
}

.on-promo a {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

/* --- En-tête -------------------------------------------------------------- */
.on-header {
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  z-index: var(--z-header);
}

.on-header--sticky {
  position: sticky;
}

/* Page à en-tête opaque (toutes sauf celles à bandeau plein écran) */
.on-header--solid {
  background: var(--on-white);
  border-bottom: 1px solid var(--border);
  position: sticky;
}

.on-header__bar {
  align-items: center;
  display: flex;
  height: var(--header-h-mobile);
  justify-content: space-between;
  padding-inline: var(--gutter);
  position: relative;
}

@media (min-width: 1024px) {
  .on-header__bar {
    height: var(--header-h);
  }
}

/* Thème du texte de l'en-tête */
.on-header {
  --nav-color: var(--on-black);
}

.on-header--overlay {
  --nav-color: var(--on-white);
}

.on-header--overlay.is-scrolled,
.on-header--overlay.is-panel-open {
  background: var(--on-white);
  --nav-color: var(--on-black);
  box-shadow: var(--shadow-header);
}

.on-header__bar,
.on-header__bar a,
.on-header__bar button {
  color: var(--nav-color);
}

.on-header__logo {
  align-items: center;
  display: flex;
  flex: 0 0 auto;
  z-index: 997;
}

.on-header__logo svg {
  height: var(--logo-size-mobile);
  width: var(--logo-size-mobile);
}

@media (min-width: 1024px) {
  .on-header__logo svg {
    height: var(--logo-size);
    width: var(--logo-size);
  }
}

.on-header__primary {
  display: none;
}

@media (min-width: 1024px) {
  .on-header__primary {
    display: block;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
  }
  .on-header__primary [role="tablist"] {
    align-items: center;
    display: flex;
    gap: 1.5rem;
  }
}

.on-navlink {
  background: linear-gradient(currentcolor, currentcolor) 0 100% no-repeat;
  background-size: 0 0.0625rem;
  color: currentcolor;
  display: inline-block;
  font-size: 1rem;
  font-weight: var(--fw-bold);
  line-height: 1.5;
  padding: 0.25rem 0;
  position: relative;
  transition: background-size 0.2s ease;
}

.on-navlink:hover,
.on-navlink[aria-expanded="true"],
.on-navlink.is-active {
  background-size: 100% 0.0625rem;
}

.on-header__utils {
  align-items: center;
  display: flex;
  gap: 0.25rem;
  justify-content: flex-end;
  margin-left: auto;
}

@media (min-width: 1024px) {
  .on-header__utils {
    gap: 0.5rem;
  }
}

.on-header__util {
  align-items: center;
  border-radius: var(--radius-circle);
  display: inline-flex;
  height: 2.75rem;
  justify-content: center;
  position: relative;
  width: 2.75rem;
}

.on-header__util svg {
  height: 1.5rem;
  width: 1.5rem;
}

.on-header__count {
  align-items: center;
  background: var(--on-black);
  border: 1px solid var(--nav-color);
  border-radius: var(--radius-pill);
  color: var(--on-white);
  display: flex;
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  height: 1rem;
  justify-content: center;
  line-height: 1;
  min-width: 1rem;
  padding: 0 0.1875rem;
  position: absolute;
  right: 0.3125rem;
  top: 0.4375rem;
}

.on-header--overlay:not(.is-scrolled):not(.is-panel-open) .on-header__count {
  background: var(--on-white);
  color: var(--on-black);
}

.on-header__count[data-count="0"] {
  display: none;
}

.on-header__burger {
  align-items: center;
  display: inline-flex;
  height: 2.75rem;
  justify-content: center;
  width: 2.75rem;
}

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

.on-burger-lines {
  display: block;
  height: 1rem;
  position: relative;
  width: 1.25rem;
}

.on-burger-lines::before,
.on-burger-lines::after {
  background: currentcolor;
  content: "";
  height: 0.09375rem;
  left: 0;
  position: absolute;
  transition: transform var(--dur-base) var(--ease-out);
  width: 100%;
}

.on-burger-lines::before {
  top: 0.25rem;
}
.on-burger-lines::after {
  bottom: 0.25rem;
}

/* --- Panneau méga-menu (desktop) ------------------------------------------ */
.on-megapanel {
  background: var(--on-white);
  box-shadow: var(--shadow-panel);
  color: var(--on-black);
  display: none;
  left: 0;
  max-height: calc(100vh - var(--header-h));
  opacity: 0;
  overflow: hidden auto;
  position: absolute;
  right: 0;
  top: 100%;
  transform: translateY(-0.75rem);
  transition: opacity var(--dur-panel) var(--ease-out),
    transform var(--dur-panel) var(--ease-out);
  z-index: var(--z-panel);
}

@media (min-width: 1024px) {
  .on-megapanel {
    display: block;
  }
}

.on-megapanel.is-open {
  opacity: 1;
  transform: none;
}

.on-megapanel__inner {
  display: none;
  padding: 3rem var(--gutter) 2.5rem;
}

.on-megapanel__inner.is-active {
  display: block;
}

.on-megagrid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: minmax(18rem, 24rem) 1fr;
  margin-inline: auto;
  max-width: var(--page-max);
}

.on-megacol {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.on-megasec {
  padding-block: 0.125rem;
}

.on-megasec__trigger {
  align-items: center;
  color: currentcolor;
  cursor: pointer;
  display: inline-flex;
  font-size: var(--fs-xl);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-tight);
  line-height: 1.25;
  padding-left: 0;
  position: relative;
  transition: padding-left var(--dur-base) ease;
  width: 100%;
}

.on-megasec__trigger::before {
  background: currentcolor;
  content: "";
  height: 0.125rem;
  left: 0;
  position: absolute;
  top: calc(50% - 0.0625rem);
  transform: scaleX(0);
  transform-origin: 0 0;
  transition: transform var(--dur-base) ease;
  width: 2rem;
}

.on-megasec.is-active .on-megasec__trigger {
  padding-left: 3rem;
}

.on-megasec.is-active .on-megasec__trigger::before {
  transform: scaleX(1);
}

.on-megasec__list {
  display: none;
  margin: 0.5rem 0 1.5rem;
  padding-left: 3rem;
}

.on-megasec.is-active .on-megasec__list {
  display: block;
}

.on-megasec__list li + li {
  margin-top: 0.125rem;
}

.on-megasec__link {
  background: linear-gradient(currentcolor, currentcolor) 0 100% no-repeat;
  background-size: 0 0.0625rem;
  display: inline-block;
  font-size: 1.25rem;
  font-weight: var(--fw-medium);
  line-height: 1.4;
  transition: background-size 0.2s ease;
}

.on-megasec__link:hover {
  background-size: 100% 0.0625rem;
}

.on-megapromo {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
  align-content: start;
}

@media (min-width: 1440px) {
  .on-megapromo {
    grid-template-columns: repeat(3, 1fr);
  }
}

.on-megapromo__card {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.on-megapromo__card .on-media {
  aspect-ratio: 4 / 5;
  background: var(--on-grey-050);
}

.on-megapromo__title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
}

.on-megapromo__cta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: var(--ls-label);
  text-decoration: underline;
  text-transform: uppercase;
  text-underline-offset: 0.25em;
}

/* --- Navigation mobile ---------------------------------------------------- */
.on-mobilenav {
  background: var(--on-white);
  bottom: 0;
  color: var(--on-black);
  display: flex;
  flex-direction: column;
  left: 0;
  position: fixed;
  top: 0;
  transform: translate3d(-100%, 0, 0);
  transition: transform var(--dur-panel) var(--ease-out),
    visibility var(--dur-panel);
  visibility: hidden;
  width: min(100%, 26rem);
  z-index: var(--z-drawer);
}

.on-mobilenav.is-open {
  transform: none;
  visibility: visible;
}

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

.on-mobilenav__head {
  align-items: center;
  display: flex;
  flex: none;
  height: var(--header-h-mobile);
  justify-content: space-between;
  padding-inline: var(--gutter);
}

.on-mobilenav__body {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem var(--gutter) 2rem;
}

.on-mobilenav__tabs {
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.on-mobilenav__tab {
  border-bottom: 2px solid transparent;
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  padding: 0.625rem 0;
}

.on-mobilenav__tab[aria-selected="true"] {
  border-bottom-color: var(--on-black);
}

.on-mobilenav__panel {
  display: none;
}

.on-mobilenav__panel.is-active {
  display: block;
}

.on-mobilenav__foot {
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex: none;
  gap: 0.75rem;
  padding: 1rem var(--gutter) 1.5rem;
}

.on-mobilenav__foot a {
  align-items: center;
  display: flex;
  font-size: var(--fs-sm);
  gap: 0.625rem;
}

/* --- Recherche ------------------------------------------------------------ */
.on-searchpanel {
  background: var(--on-white);
  color: var(--on-black);
  left: 0;
  opacity: 0;
  padding: 1.25rem var(--gutter) 2rem;
  position: absolute;
  right: 0;
  top: 100%;
  transform: translateY(-0.75rem);
  transition: opacity var(--dur-base) var(--ease-out),
    transform var(--dur-base) var(--ease-out), visibility var(--dur-base);
  visibility: hidden;
  z-index: var(--z-panel);
  box-shadow: var(--shadow-panel);
  max-height: calc(100vh - var(--header-h-mobile));
  overflow-y: auto;
}

.on-searchpanel.is-open {
  opacity: 1;
  transform: none;
  visibility: visible;
}

.on-searchpanel__form {
  align-items: center;
  border-bottom: 1px solid var(--on-black);
  display: flex;
  gap: 0.75rem;
  margin-inline: auto;
  max-width: 46rem;
}

.on-searchpanel__input {
  background: none;
  border: 0;
  flex: 1;
  font-size: var(--fs-lg);
  min-width: 0;
  padding: 0.75rem 0;
}

.on-searchpanel__input:focus {
  outline: none;
}

.on-searchpanel__suggest {
  margin-inline: auto;
  margin-top: 1.5rem;
  max-width: 46rem;
}

.on-searchpanel__suggest h2 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: var(--ls-label);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.on-searchpanel__terms {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* --- Pied de page --------------------------------------------------------- */
.on-footer {
  background: var(--on-ink);
  color: var(--on-white);
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
  padding: 2.5rem var(--gutter) 4rem;
  position: relative;
  z-index: var(--z-footer);
}

.on-footer--light {
  background: var(--on-white);
  color: var(--on-black);
}

.on-footer a:hover {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.on-footer__top {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
  margin-inline: auto;
  max-width: var(--page-max);
  width: 100%;
}

@media (min-width: 1024px) {
  .on-footer__top {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 2fr);
    gap: 4rem;
  }
}

.on-footer__signup h2 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-heading);
  margin-bottom: 1rem;
  max-width: 22rem;
}

.on-footer__form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 26rem;
}

.on-footer__form .on-input {
  background: transparent;
  border-color: currentcolor;
  color: inherit;
}

.on-footer--light .on-footer__form .on-input {
  border-color: var(--border-strong);
}

.on-footer__form .on-input::placeholder {
  color: inherit;
  opacity: 0.6;
}

.on-footer__legal-note {
  font-size: 0.6875rem;
  line-height: 1.45;
  opacity: 0.75;
}

.on-footer__cols {
  display: grid;
  gap: 1.5rem 2rem;
  grid-template-columns: repeat(2, 1fr);
}

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

.on-footer__col h3 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: var(--ls-label);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
}

.on-footer__col li + li {
  margin-top: 0.5rem;
}

.on-footer__col a {
  font-size: var(--fs-sm);
}

.on-footer__bottom {
  align-items: center;
  border-top: 1px solid rgb(255 255 255 / 0.16);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  justify-content: space-between;
  margin-inline: auto;
  max-width: var(--page-max);
  padding-top: 1.75rem;
  width: 100%;
}

.on-footer--light .on-footer__bottom {
  border-top-color: var(--border);
}

.on-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-size: var(--fs-xs);
}

.on-footer__social {
  display: flex;
  gap: 0.75rem;
}

.on-footer__social a {
  align-items: center;
  display: inline-flex;
  height: 2.25rem;
  justify-content: center;
  width: 2.25rem;
}

.on-footer__locale {
  align-items: center;
  border: 1px solid currentcolor;
  border-radius: var(--radius-pill);
  display: inline-flex;
  font-size: var(--fs-xs);
  gap: 0.5rem;
  height: 2.5rem;
  padding: 0 1rem;
}

.on-footer--light .on-footer__locale {
  border-color: var(--border-strong);
}

.on-footer__copy {
  font-size: var(--fs-xs);
  opacity: 0.8;
}

/* --- Bandeau cookies ------------------------------------------------------ */
.on-cookie {
  background: var(--on-white);
  bottom: 0;
  box-shadow: 0 -0.25rem 1.5rem rgb(0 0 0 / 0.12);
  color: var(--on-black);
  left: 0;
  padding: 1.25rem var(--gutter) 1.5rem;
  position: fixed;
  right: 0;
  transform: translateY(100%);
  transition: transform var(--dur-panel) var(--ease-out);
  z-index: var(--z-modal);
}

.on-cookie.is-open {
  transform: none;
}

.on-cookie__inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-inline: auto;
  max-width: var(--page-max);
}

@media (min-width: 1024px) {
  .on-cookie__inner {
    align-items: center;
    flex-direction: row;
    justify-content: space-between;
  }
}

.on-cookie__text {
  font-size: var(--fs-xs);
  line-height: 1.5;
  max-width: 60rem;
}

.on-cookie__text a {
  text-decoration: underline;
}

.on-cookie__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Tant que le bandeau de consentement est affiché, le contenu bas de bandeau
   plein écran remonte pour rester lisible. */
body.has-cookie .on-billboard__body {
  padding-bottom: clamp(7rem, 14vw, 9rem);
}

@media (min-width: 1024px) {
  body.has-cookie .on-billboard__body {
    padding-bottom: 8rem;
  }
}