/* ==========================================================================
   AzureIA — Composants réutilisables
   Boutons, étiquettes, en-têtes de section, header, menu mobile,
   bandeau défilant, accordéon, footer.
   ========================================================================== */

/* ---- Icônes (sprite SVG) ---- */
.icon {
  width: 1.25rem;
  height: 1.25rem;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---- Boutons ---- */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--azur);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  min-height: 3rem;
  padding: 0.75rem 0.875rem 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  isolation: isolate;
  transition:
    background-color var(--dur-base) var(--ease-out),
    color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    transform var(--dur-base) var(--ease-out);
}

.btn .icon {
  transition: transform var(--dur-base) var(--ease-out);
}

.btn:hover .icon,
.btn:focus-visible .icon {
  transform: translate(2px, -2px);
}

.btn:active {
  transform: translateY(0) scale(0.98);
}

/* Bouton plein : bleu de marque + halo */
.btn--primary {
  --btn-bg: var(--azur);
  --btn-fg: var(--blanc);
  box-shadow: var(--glow-azur);
}

.btn--primary::before {
  /* reflet qui balaie le bouton au survol */
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.28) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.8s var(--ease-out);
}

.btn--primary:hover {
  --btn-bg: var(--azur-profond);
  box-shadow: var(--glow-azur-strong);
  transform: translateY(-1px);
}

.btn--primary:hover::before {
  transform: translateX(120%);
}

/* Bouton contour */
.btn--outline {
  box-shadow: inset 0 0 0 1.5px var(--azur);
}

.btn--outline:hover {
  --btn-bg: var(--azur);
  --btn-fg: var(--blanc);
  box-shadow: inset 0 0 0 1.5px var(--azur), var(--glow-azur);
  transform: translateY(-1px);
}

.btn--block {
  width: 100%;
}

/* ---- Étiquettes ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ardoise);
}

.eyebrow::before {
  /* trait corail, signature de la marque */
  content: "";
  width: 18px;
  height: 3px;
  border-radius: 3px;
  background: var(--corail);
}

.section--dark .eyebrow {
  color: rgba(220, 231, 247, 0.72);
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-pill);
  background: var(--nuit);
  color: var(--blanc);
  font-size: var(--fs-xs);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-pill);
  background: var(--ecume);
  box-shadow: inset 0 0 0 1px var(--brume);
  color: var(--nuit);
  font-size: var(--fs-small);
  font-weight: 600;
}

.chip .icon {
  width: 1rem;
  height: 1rem;
  color: var(--azur);
  stroke-width: 2.2;
}

/* ---- En-têtes de section ---- */
.section-head {
  max-width: 50rem;
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.section-title {
  margin-top: 1rem;
  font-size: var(--fs-h2);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-display);
}

.section-intro {
  margin-top: 1.5rem;
  color: var(--color-text-muted);
  font-size: var(--fs-lead);
  line-height: 1.55;
}

.section-head--center .section-intro {
  max-width: 47rem;
  margin-inline: auto;
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  border-bottom: 1px solid transparent;
  transition:
    border-color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
}

/* Le flou est porté par un pseudo-élément : appliqué au header lui-même,
   il casserait le positionnement fixe du menu mobile. */
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(255, 255, 255, 0.82);
  -webkit-backdrop-filter: saturate(1.6) blur(12px);
  backdrop-filter: saturate(1.6) blur(12px);
}

html.menu-open .site-header::before {
  background: var(--blanc);
}

.site-header.is-scrolled {
  border-bottom-color: rgba(220, 231, 247, 0.9);
  box-shadow: var(--shadow-header);
}

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

.site-header__logo {
  display: inline-flex;
  flex: none;
  border-radius: 6px;
}

.site-header__logo img {
  width: auto;
  height: 32px;
}

.site-nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.site-nav__list {
  display: flex;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  list-style: none;
  padding: 0;
}

.site-nav__link {
  position: relative;
  display: inline-block;
  padding-block: 0.5rem;
  color: var(--azur);
  font-weight: 700;
  transition: color var(--dur-fast) var(--ease-out);
}

.site-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur-base) var(--ease-out);
}

.site-nav__link:hover,
.site-nav__link.is-active {
  color: var(--azur-profond);
}

.site-nav__link:hover::after,
.site-nav__link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-toggle {
  display: none;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-right: -10px;
  border-radius: var(--radius-sm);
  color: var(--azur);
}

.menu-toggle .icon {
  width: 28px;
  height: 28px;
  stroke-width: 2;
}

.menu-toggle .icon--close,
.menu-toggle[aria-expanded="true"] .icon--menu {
  display: none;
}

.menu-toggle[aria-expanded="true"] .icon--close {
  display: block;
}

/* ---- Menu mobile ---- */
.mobile-menu {
  position: fixed;
  inset: var(--header-h) 0 0;
  z-index: var(--z-menu);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-2xl);
  padding: var(--space-xl) var(--gutter) calc(var(--space-xl) + env(safe-area-inset-bottom));
  background: var(--blanc);
  border-top: 1px solid var(--brume);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition:
    opacity var(--dur-base) var(--ease-out),
    transform var(--dur-base) var(--ease-out),
    visibility 0s linear var(--dur-base);
}

.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}

.mobile-menu__list {
  list-style: none;
  padding: 0;
}

.mobile-menu__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
  border-bottom: 1px solid var(--brume);
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: var(--tracking-heading);
  color: var(--nuit);
}

.mobile-menu__link .icon {
  color: var(--azur);
}

html.menu-open {
  overflow: hidden;
}

/* ==========================================================================
   Bandeau défilant (outils / logos)
   ========================================================================== */
.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 4%, #000 14%, #000 86%, transparent 96%);
  mask-image: linear-gradient(90deg, transparent 4%, #000 14%, #000 86%, transparent 96%);
}

.marquee__track {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  list-style: none;
  padding: 0;
}

.marquee.is-ready .marquee__track {
  flex-wrap: nowrap;
  justify-content: flex-start;
  width: max-content;
  animation: marquee var(--marquee-duration, 40s) linear infinite;
}

.marquee.is-ready:hover .marquee__track {
  animation-play-state: paused;
}

.marquee__item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.75rem 2rem;
  color: rgba(85, 99, 125, 0.82);
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  white-space: nowrap;
  transition: color var(--dur-base) var(--ease-out);
}

.marquee__item:hover {
  color: var(--nuit);
}

.marquee__item img {
  width: auto;
  max-height: 44px;
}

.marquee__dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--gradient-brand);
  transform: rotate(45deg);
  opacity: 0.85;
}

@keyframes marquee {
  to {
    transform: translate3d(-50%, 0, 0);
  }
}

/* ==========================================================================
   Accordéon (FAQ)
   ========================================================================== */
.accordion {
  display: grid;
  gap: 0.75rem;
}

.accordion__item {
  border-radius: var(--radius-md);
  background: var(--nuit);
  color: var(--color-on-dark);
  transition: background-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}

.accordion__item:hover {
  background: var(--nuit-2);
}

.accordion__item.is-open {
  box-shadow: 0 18px 40px -24px rgba(8, 20, 51, 0.55);
}

.accordion__heading {
  font-family: var(--font-body);
  font-size: inherit;
  letter-spacing: normal;
  color: inherit;
}

.accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  color: var(--blanc);
  font-size: clamp(1.0625rem, 1rem + 0.25vw, 1.1875rem);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  text-align: left;
}

.accordion__trigger:focus-visible {
  outline-color: var(--ciel);
  outline-offset: -2px;
}

.accordion__chevron {
  width: 1.375rem;
  height: 1.375rem;
  color: var(--ciel);
  stroke-width: 2.2;
  transition: transform var(--dur-base) var(--ease-out);
}

.accordion__item.is-open .accordion__chevron {
  transform: rotate(180deg);
}

.accordion__panel {
  display: grid;
  grid-template-rows: 1fr;
  transition: grid-template-rows 0.5s var(--ease-out);
}

.js .accordion__item:not(.is-open) .accordion__panel {
  grid-template-rows: 0fr;
}

.accordion__body {
  overflow: hidden;
}

.accordion__content {
  padding: 0 1.5rem 1.5rem;
  color: var(--color-on-dark-muted);
  line-height: 1.65;
}

.accordion__content p + p {
  margin-top: 0.875rem;
}

.accordion__content a {
  color: var(--ciel-clair);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  position: relative;
  overflow: hidden;
  background: var(--nuit);
  color: var(--color-on-dark-muted);
  padding-top: clamp(3.5rem, 2.5rem + 4vw, 5.5rem);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: auto -10% -40% auto;
  width: 640px;
  height: 640px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(31, 91, 255, 0.22), transparent);
  pointer-events: none;
}

.site-footer__top {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) minmax(0, 0.8fr);
  gap: var(--space-2xl);
}

.site-footer__logo img {
  width: auto;
  height: 36px;
}

.site-footer__tagline {
  max-width: 21rem;
  margin-top: 1.5rem;
  font-size: 1.125rem;
  line-height: 1.5;
}

.site-footer__brand .btn {
  margin-top: 2rem;
}

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

.site-footer__nav a {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.5rem + 1.6vw, 2.75rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: var(--tracking-display);
  background: var(--gradient-text-inverse);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-base) var(--ease-out);
}

.site-footer__nav a:hover {
  opacity: 0.85;
  transform: translateX(6px);
}

.site-footer__label {
  color: var(--ciel-clair);
  font-weight: 700;
  font-size: 1.0625rem;
}

.site-footer__label + * {
  margin-top: 0.75rem;
}

.site-footer__contact > * + .site-footer__label {
  margin-top: 2rem;
}

.site-footer__links {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.site-footer__links a,
.site-footer__mail {
  color: var(--color-on-dark-muted);
  transition: color var(--dur-fast) var(--ease-out);
}

.site-footer__links a:hover,
.site-footer__mail:hover {
  color: var(--blanc);
}

.site-footer__bottom {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  margin-top: clamp(3rem, 2rem + 4vw, 5rem);
  padding-block: 1.75rem;
  border-top: 1px solid rgba(220, 231, 247, 0.1);
  font-size: var(--fs-small);
  color: rgba(243, 247, 252, 0.55);
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  list-style: none;
  padding: 0;
}

.site-footer__legal a:hover {
  color: var(--blanc);
}

/* ==========================================================================
   Responsive des composants
   ========================================================================== */
@media (max-width: 960px) {
  .site-nav,
  .site-header__cta {
    display: none;
  }

  .menu-toggle {
    display: grid;
  }
}

@media (min-width: 961px) {
  .mobile-menu {
    display: none;
  }
}

@media (max-width: 860px) {
  .site-footer__top {
    grid-template-columns: 1fr 1fr;
  }

  .site-footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 520px) {
  .site-footer__top {
    grid-template-columns: 1fr;
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .accordion__trigger {
    padding: 1.125rem 1.25rem;
  }

  .accordion__content {
    padding: 0 1.25rem 1.25rem;
  }
}