/* =============================================================================
   YAHEMMA — Styles principaux
   ============================================================================= */

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  height: var(--header-height);
  background-color: rgba(2, 11, 28, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  background-color: rgba(2, 11, 28, 0.95);
  border-bottom-color: var(--color-border-dark);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 1.5rem;
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  flex-shrink: 0;
}

.logo-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-light);
  letter-spacing: 0.04em;
}

.logo-tagline {
  font-size: 0.65rem;
  color: var(--color-text-muted-light);
  letter-spacing: 0.04em;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-desktop a {
  padding: 0.5rem 0.75rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-muted-light);
  border-radius: var(--border-radius-sm);
  transition:
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.nav-desktop a:hover,
.nav-desktop a[aria-current="page"] {
  color: var(--color-text-light);
  background-color: rgba(255, 255, 255, 0.06);
}

.header-cta {
  flex-shrink: 0;
}

.header-cta .btn {
  min-height: 40px;
  padding: 0.5rem 1.15rem;
  font-size: var(--font-size-sm);
}

/* Menu hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border-radius: var(--border-radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text-light);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-mobile {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--z-overlay);
  background-color: var(--color-background-dark);
  padding: 1.5rem;
  overflow-y: auto;
}

.nav-mobile.is-open {
  display: block;
}

.nav-mobile a {
  display: block;
  padding: 1rem 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  border-bottom: 1px solid var(--color-border-dark);
}

.nav-mobile a:hover,
.nav-mobile a[aria-current="page"] {
  color: var(--color-primary);
}

.nav-mobile .btn {
  width: 100%;
  margin-top: 1.5rem;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 4rem;
  background-color: var(--color-background-dark);
  color: var(--color-text-light);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.08);
  animation: hero-ken 28s ease-in-out infinite alternate;
}

@keyframes hero-ken {
  from {
    transform: scale(1.08) translate3d(0, 0, 0);
  }
  to {
    transform: scale(1.14) translate3d(-1.5%, -1%, 0);
  }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      105deg,
      rgba(2, 11, 28, 0.92) 0%,
      rgba(2, 11, 28, 0.75) 45%,
      rgba(7, 21, 43, 0.65) 100%
    ),
    linear-gradient(
      to top,
      rgba(2, 11, 28, 0.9) 0%,
      transparent 40%
    );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero__title {
  margin-bottom: 1.5rem;
  font-size: clamp(2rem, 5vw, var(--font-size-5xl));
  font-weight: var(--font-weight-bold);
  line-height: 1.15;
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.1s,
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.1s;
}

.hero.is-ready .hero__title {
  opacity: 1;
  transform: translateY(0);
}

.hero__title .highlight {
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}

.hero__title .highlight::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0.08em;
  width: 0;
  height: 0.08em;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: 2px;
  transition: width 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.55s;
}

.hero.is-ready .hero__title .highlight::after {
  width: 100%;
}

.hero__subtitle {
  margin-bottom: 2rem;
  font-size: clamp(1rem, 2vw, var(--font-size-lg));
  color: var(--color-text-muted-light);
  max-width: 540px;
  line-height: 1.7;
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.7s ease 0.35s,
    transform 0.7s ease 0.35s;
}

.hero.is-ready .hero__subtitle {
  opacity: 1;
  transform: translateY(0);
}

.hero__content .btn-group {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.7s ease 0.55s,
    transform 0.7s ease 0.55s;
}

.hero.is-ready .hero__content .btn-group {
  opacity: 1;
  transform: translateY(0);
}

.hero__engagements {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0;
  transition: opacity 0.8s ease 0.85s;
}

.hero.is-ready .hero__engagements {
  opacity: 1;
}

.hero__engagement {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted-light);
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
}

.hero.is-ready .hero__engagement:nth-child(1) {
  opacity: 1;
  transform: none;
  transition-delay: 0.9s;
}
.hero.is-ready .hero__engagement:nth-child(2) {
  opacity: 1;
  transform: none;
  transition-delay: 1s;
}
.hero.is-ready .hero__engagement:nth-child(3) {
  opacity: 1;
  transform: none;
  transition-delay: 1.1s;
}
.hero.is-ready .hero__engagement:nth-child(4) {
  opacity: 1;
  transform: none;
  transition-delay: 1.2s;
}
.hero.is-ready .hero__engagement:nth-child(5) {
  opacity: 1;
  transform: none;
  transition-delay: 1.3s;
}

.hero__engagement-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  flex-shrink: 0;
  box-shadow: 0 0 0 0 rgba(0, 184, 148, 0.45);
  animation: pulse-dot 2.4s ease-out infinite;
}

.hero__engagement:nth-child(2) .hero__engagement-dot {
  animation-delay: 0.3s;
}
.hero__engagement:nth-child(3) .hero__engagement-dot {
  animation-delay: 0.6s;
}
.hero__engagement:nth-child(4) .hero__engagement-dot {
  animation-delay: 0.9s;
}
.hero__engagement:nth-child(5) .hero__engagement-dot {
  animation-delay: 1.2s;
}

@keyframes pulse-dot {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 184, 148, 0.45);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(0, 184, 148, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(0, 184, 148, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__title,
  .hero__subtitle,
  .hero__content .btn-group,
  .hero__engagements,
  .hero__engagement {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__title .highlight::after {
    width: 100%;
    transition: none;
  }

  .hero__engagement-dot {
    animation: none;
    box-shadow: none;
  }

  .hero__bg img {
    transform: none;
    animation: none;
  }
}

/* --- Sections génériques --- */
.section {
  padding-block: var(--section-padding);
}

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

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

.section-dark {
  background-color: var(--color-background-dark);
  color: var(--color-text-light);
}

.section-dark-alt {
  background-color: var(--color-background-dark-alt);
  color: var(--color-text-light);
}

/* --- Services --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* Orbit : les cartes tournent en cercle puis reprennent leur place */
.services-orbit {
  --orbit-radius: min(38vw, 220px);
  --orbit-card-w: min(240px, 72vw);
  position: relative;
}

.services-orbit:not(.is-settled) {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: min(460px, 70vw);
  place-items: center;
  overflow: visible;
}

.services-orbit:not(.is-settled) .services-orbit__card {
  grid-area: 1 / 1;
  width: var(--orbit-card-w);
  max-width: 100%;
  margin: 0;
  opacity: 0;
  transform:
    rotate(calc(var(--orbit-i, 0) * 45deg))
    translateY(calc(var(--orbit-radius) * -1))
    rotate(calc(var(--orbit-i, 0) * -45deg))
    scale(0.72);
  transform-origin: center center;
  pointer-events: none;
  box-shadow: var(--shadow-md);
  transition: none;
  /* Texte compact pendant l’orbite */
  padding: 1.15rem;
}

.services-orbit:not(.is-settled) .services-orbit__card .card-text,
.services-orbit:not(.is-settled) .services-orbit__card .card-link {
  display: none;
}

.services-orbit .services-orbit__card:nth-child(1) { --orbit-i: 0; }
.services-orbit .services-orbit__card:nth-child(2) { --orbit-i: 1; }
.services-orbit .services-orbit__card:nth-child(3) { --orbit-i: 2; }
.services-orbit .services-orbit__card:nth-child(4) { --orbit-i: 3; }
.services-orbit .services-orbit__card:nth-child(5) { --orbit-i: 4; }
.services-orbit .services-orbit__card:nth-child(6) { --orbit-i: 5; }
.services-orbit .services-orbit__card:nth-child(7) { --orbit-i: 6; }
.services-orbit .services-orbit__card:nth-child(8) { --orbit-i: 7; }

/* Apparition en cercle */
.services-orbit.is-ready:not(.is-settled) .services-orbit__card {
  opacity: 1;
  animation: services-card-enter 0.6s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--orbit-i, 0) * 50ms);
}

@keyframes services-card-enter {
  from {
    opacity: 0;
    transform:
      rotate(calc(var(--orbit-i, 0) * 45deg))
      translateY(0)
      rotate(calc(var(--orbit-i, 0) * -45deg))
      scale(0.35);
  }
  to {
    opacity: 1;
    transform:
      rotate(calc(var(--orbit-i, 0) * 45deg))
      translateY(calc(var(--orbit-radius) * -1))
      rotate(calc(var(--orbit-i, 0) * -45deg))
      scale(0.72);
  }
}

/* Rotation collective du cercle */
.services-orbit.is-spinning:not(.is-settled) {
  animation: services-orbit-spin 2.4s cubic-bezier(0.4, 0.05, 0.2, 1) both;
}

@keyframes services-orbit-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Pendant le spin, les cartes restent lisibles (contre-rotation) */
.services-orbit.is-spinning:not(.is-settled) .services-orbit__card {
  animation: services-card-hold 2.4s cubic-bezier(0.4, 0.05, 0.2, 1) both;
}

@keyframes services-card-hold {
  from {
    transform:
      rotate(calc(var(--orbit-i, 0) * 45deg))
      translateY(calc(var(--orbit-radius) * -1))
      rotate(calc(var(--orbit-i, 0) * -45deg))
      scale(0.72);
  }
  to {
    transform:
      rotate(calc(var(--orbit-i, 0) * 45deg))
      translateY(calc(var(--orbit-radius) * -1))
      rotate(calc(var(--orbit-i, 0) * -45deg - 360deg))
      scale(0.72);
  }
}

/* Retour à la grille */
.services-orbit.is-settled {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  animation: none;
  transform: none;
}

.services-orbit.is-settled .services-orbit__card {
  grid-area: auto;
  width: auto;
  opacity: 1;
  pointer-events: auto;
  transform: none;
  animation: services-card-settle 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--orbit-i, 0) * 60ms);
}

.services-orbit.is-settled .services-orbit__card .card-text,
.services-orbit.is-settled .services-orbit__card .card-link {
  display: revert;
}

@keyframes services-card-settle {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.92) rotate(-2deg);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .services-orbit:not(.is-settled),
  .services-orbit.is-settled {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    animation: none;
    transform: none;
  }

  .services-orbit .services-orbit__card {
    grid-area: auto;
    width: auto;
    opacity: 1;
    transform: none;
    animation: none !important;
    pointer-events: auto;
  }

  .services-orbit .services-orbit__card .card-text,
  .services-orbit .services-orbit__card .card-link {
    display: revert;
  }
}

/* --- Pourquoi YAHEMMA --- */
.why-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.why-item {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  background-color: var(--color-background-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  transition: border-color var(--transition-base);
}

.why-item:hover {
  border-color: rgba(22, 119, 255, 0.3);
}

.why-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--border-radius-sm);
  background-color: rgba(22, 119, 255, 0.1);
}

.why-item__icon img,
.why-item__icon svg {
  width: 22px;
  height: 22px;
}

.why-item__title {
  margin-bottom: 0.25rem;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dark);
}

.why-item__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --- Domaines d'expertise --- */
.domains-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.domain-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
  padding: 1.75rem 1rem;
  background-color: var(--color-background-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.domain-card:hover {
  border-color: rgba(22, 119, 255, 0.3);
  box-shadow: var(--shadow-sm);
}

.domain-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    rgba(22, 119, 255, 0.12),
    rgba(114, 92, 255, 0.1)
  );
}

.domain-card__icon img,
.domain-card__icon svg {
  width: 24px;
  height: 24px;
}

.domain-card__title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dark);
}

/*
 * Effet « éventail / distribution » (différent de l’orbite services) :
 * 1. cartes empilées en éventail au centre
 * 2. ouverture / battement de l’éventail
 * 3. distribution une à une vers la grille
 */
.domains-fan {
  --fan-card-w: min(180px, 55vw);
}

.domains-fan .domains-fan__card:nth-child(1) { --fan-i: 0; }
.domains-fan .domains-fan__card:nth-child(2) { --fan-i: 1; }
.domains-fan .domains-fan__card:nth-child(3) { --fan-i: 2; }
.domains-fan .domains-fan__card:nth-child(4) { --fan-i: 3; }
.domains-fan .domains-fan__card:nth-child(5) { --fan-i: 4; }
.domains-fan .domains-fan__card:nth-child(6) { --fan-i: 5; }
.domains-fan .domains-fan__card:nth-child(7) { --fan-i: 6; }
.domains-fan .domains-fan__card:nth-child(8) { --fan-i: 7; }

.domains-fan:not(.is-dealt) {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 280px;
  place-items: center;
  perspective: 900px;
}

.domains-fan:not(.is-dealt) .domains-fan__card {
  grid-area: 1 / 1;
  width: var(--fan-card-w);
  opacity: 0;
  pointer-events: none;
  transform-origin: center 120%;
  transform:
    rotate(calc((var(--fan-i, 0) - 3.5) * 6deg))
    translateY(20px)
    scale(0.9);
  box-shadow: var(--shadow-md);
  z-index: calc(10 + var(--fan-i, 0));
  transition: none;
}

/* Apparition en éventail fermé → ouvert */
.domains-fan.is-ready:not(.is-dealt) .domains-fan__card {
  opacity: 1;
  animation: domains-fan-spread 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--fan-i, 0) * 40ms);
}

@keyframes domains-fan-spread {
  from {
    opacity: 0;
    transform: rotate(0deg) translateY(40px) scale(0.75);
  }
  to {
    opacity: 1;
    transform:
      rotate(calc((var(--fan-i, 0) - 3.5) * 8deg))
      translateY(8px)
      scale(0.92);
  }
}

/* Battement de l’éventail */
.domains-fan.is-fanning:not(.is-dealt) .domains-fan__card {
  animation: domains-fan-wave 1.1s ease-in-out both;
  animation-delay: calc(var(--fan-i, 0) * 35ms);
}

@keyframes domains-fan-wave {
  0% {
    transform:
      rotate(calc((var(--fan-i, 0) - 3.5) * 8deg))
      translateY(8px)
      scale(0.92);
  }
  45% {
    transform:
      rotate(calc((var(--fan-i, 0) - 3.5) * 14deg))
      translateY(-6px)
      scale(0.95);
  }
  100% {
    transform:
      rotate(calc((var(--fan-i, 0) - 3.5) * 8deg))
      translateY(8px)
      scale(0.92);
  }
}

/* Distribution vers la grille */
.domains-fan.is-dealt {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  perspective: none;
}

.domains-fan.is-dealt .domains-fan__card {
  grid-area: auto;
  width: auto;
  opacity: 1;
  pointer-events: auto;
  z-index: auto;
  transform-origin: center center;
  animation: domains-fan-deal 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: calc(var(--fan-i, 0) * 75ms);
}

@keyframes domains-fan-deal {
  0% {
    opacity: 0;
    transform: translateY(-40px) scale(0.85) rotateX(18deg);
  }
  60% {
    opacity: 1;
    transform: translateY(6px) scale(1.03) rotateX(0deg);
  }
  100% {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .domains-fan:not(.is-dealt),
  .domains-fan.is-dealt {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
  }

  .domains-fan .domains-fan__card {
    grid-area: auto;
    width: auto;
    opacity: 1;
    transform: none;
    animation: none !important;
    pointer-events: auto;
  }
}

/* --- Méthode de travail --- */
.method-timeline {
  display: flex;
  gap: 0;
  position: relative;
}

.method-timeline::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 28px;
  right: 28px;
  height: 2px;
  background: linear-gradient(
    to right,
    var(--color-primary),
    var(--color-secondary),
    var(--color-purple)
  );
  opacity: 0.35;
}

.method-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 0.5rem;
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
}

.method-timeline.is-active .method-step:nth-child(1) {
  opacity: 1;
  transform: none;
  transition-delay: 0ms;
}
.method-timeline.is-active .method-step:nth-child(2) {
  opacity: 1;
  transform: none;
  transition-delay: 80ms;
}
.method-timeline.is-active .method-step:nth-child(3) {
  opacity: 1;
  transform: none;
  transition-delay: 160ms;
}
.method-timeline.is-active .method-step:nth-child(4) {
  opacity: 1;
  transform: none;
  transition-delay: 240ms;
}
.method-timeline.is-active .method-step:nth-child(5) {
  opacity: 1;
  transform: none;
  transition-delay: 320ms;
}
.method-timeline.is-active .method-step:nth-child(6) {
  opacity: 1;
  transform: none;
  transition-delay: 400ms;
}
.method-timeline.is-active .method-step:nth-child(7) {
  opacity: 1;
  transform: none;
  transition-delay: 480ms;
}

.method-step__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: 1rem;
  border-radius: 50%;
  background-color: var(--color-background-dark);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

.method-timeline.is-active .method-step__number {
  box-shadow: 0 0 0 6px rgba(22, 119, 255, 0.12);
}

.method-step:hover .method-step__number {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  transform: scale(1.06);
}

.method-step__icon {
  margin-bottom: 0.75rem;
}

.method-step__icon img,
.method-step__icon svg {
  width: 24px;
  height: 24px;
  margin-inline: auto;
}

.method-step__title {
  margin-bottom: 0.5rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dark);
}

.method-step__text {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- Solutions métiers --- */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.solution-card {
  padding: 2rem;
  background-color: var(--color-background-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  transition:
    box-shadow var(--transition-base),
    border-color var(--transition-base);
}

.solution-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(114, 92, 255, 0.3);
}

.solution-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.solution-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-dark);
}

.solution-card__text {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* --- Infrastructure --- */
.infra-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.infra-node {
  flex: 1 1 140px;
  max-width: 180px;
  padding: 1.25rem 1rem;
  text-align: center;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--border-radius-md);
  opacity: 0;
  transform: translateY(14px) scale(0.98);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    opacity 0.5s ease,
    transform 0.5s ease;
}

.infra-flow.is-active .infra-node:nth-child(1) {
  opacity: 1;
  transform: none;
  transition-delay: 0ms;
}
.infra-flow.is-active .infra-node:nth-child(3) {
  opacity: 1;
  transform: none;
  transition-delay: 90ms;
}
.infra-flow.is-active .infra-node:nth-child(5) {
  opacity: 1;
  transform: none;
  transition-delay: 180ms;
}
.infra-flow.is-active .infra-node:nth-child(7) {
  opacity: 1;
  transform: none;
  transition-delay: 270ms;
}
.infra-flow.is-active .infra-node:nth-child(9) {
  opacity: 1;
  transform: none;
  transition-delay: 360ms;
}
.infra-flow.is-active .infra-node:nth-child(11) {
  opacity: 1;
  transform: none;
  transition-delay: 450ms;
}

.infra-node:hover {
  border-color: rgba(22, 119, 255, 0.4);
  box-shadow: 0 8px 24px rgba(22, 119, 255, 0.12);
}

.infra-node__icon {
  display: flex;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.infra-node__icon img,
.infra-node__icon svg {
  width: 28px;
  height: 28px;
}

.infra-node__title {
  margin-bottom: 0.5rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-light);
}

.infra-node__text {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted-light);
  line-height: 1.5;
}

.infra-arrow {
  display: flex;
  align-items: center;
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  opacity: 0;
  align-self: center;
  transform: translateX(-6px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.infra-flow.is-active .infra-arrow {
  opacity: 0.6;
  transform: translateX(0);
}

.infra-flow.is-active .infra-arrow:nth-child(2) { transition-delay: 50ms; }
.infra-flow.is-active .infra-arrow:nth-child(4) { transition-delay: 140ms; }
.infra-flow.is-active .infra-arrow:nth-child(6) { transition-delay: 230ms; }
.infra-flow.is-active .infra-arrow:nth-child(8) { transition-delay: 320ms; }
.infra-flow.is-active .infra-arrow:nth-child(10) { transition-delay: 410ms; }

@media (prefers-reduced-motion: reduce) {
  .method-step,
  .infra-node,
  .infra-arrow {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .method-step:hover .method-step__number {
    transform: none;
  }
}

.infra-note {
  max-width: 640px;
  margin-inline: auto;
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted-light);
  padding: 1rem 1.5rem;
  border: 1px dashed rgba(255, 255, 255, 0.15);
  border-radius: var(--border-radius-md);
}

/* --- CTA --- */
.cta-section {
  padding-block: var(--section-padding);
  background:
    linear-gradient(
      135deg,
      var(--color-background-dark) 0%,
      var(--color-background-dark-alt) 50%,
      #0a1f3d 100%
    );
  color: var(--color-text-light);
  text-align: center;
}

.cta-section__title {
  margin-bottom: 1rem;
  font-size: clamp(1.5rem, 3.5vw, var(--font-size-3xl));
}

.cta-section__text {
  margin-bottom: 2rem;
  max-width: 520px;
  margin-inline: auto;
  color: var(--color-text-muted-light);
  font-size: var(--font-size-lg);
}

.cta-section .btn-group {
  justify-content: center;
}

/* --- Page content (pages internes) --- */
.page-hero {
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 3rem;
  background-color: var(--color-background-dark);
  color: var(--color-text-light);
}

.page-hero__title {
  margin-bottom: 1rem;
  font-size: clamp(1.75rem, 4vw, var(--font-size-4xl));
}

.page-hero__subtitle {
  max-width: 560px;
  color: var(--color-text-muted-light);
  font-size: var(--font-size-lg);
}

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

.prose {
  max-width: 720px;
}

.prose h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
}

.prose h3 {
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  font-size: var(--font-size-xl);
  color: var(--color-text-dark);
}

.prose p {
  margin-bottom: 1rem;
  color: var(--color-text-muted);
}

.prose ul {
  margin-bottom: 1rem;
  padding-left: 1.25rem;
  list-style: disc;
}

.prose li {
  margin-bottom: 0.5rem;
  color: var(--color-text-muted);
}

.prose a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* --- Pricing placeholder --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.pricing-card {
  padding: 2rem;
  background-color: var(--color-background-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  text-align: center;
}

.pricing-card__title {
  margin-bottom: 0.5rem;
  font-size: var(--font-size-xl);
}

.pricing-card__price {
  margin-bottom: 1rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.pricing-card__list {
  text-align: left;
  margin-bottom: 1.5rem;
}

.pricing-card__list li {
  padding: 0.5rem 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

/* --- Contact layout --- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}

.contact-info__item {
  margin-bottom: 1.5rem;
}

.contact-info__label {
  display: block;
  margin-bottom: 0.25rem;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.contact-info__value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-dark);
}

.contact-info__value a {
  color: var(--color-primary);
}

/* --- 404 --- */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  background-color: var(--color-background-dark);
  color: var(--color-text-light);
}

.error-page__code {
  font-size: 6rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 1rem;
}

.error-page__title {
  margin-bottom: 1rem;
  font-size: var(--font-size-2xl);
}

.error-page__text {
  margin-bottom: 2rem;
  color: var(--color-text-muted-light);
}

/* --- Footer --- */
.site-footer {
  background-color: var(--color-background-dark);
  color: var(--color-text-light);
  padding-top: 4rem;
  padding-bottom: 2rem;
  border-top: 1px solid var(--color-border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand__name {
  margin-bottom: 0.75rem;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.04em;
}

.footer-brand__text {
  margin-bottom: 1.25rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted-light);
  line-height: 1.7;
  max-width: 280px;
}

.footer-brand__meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted-light);
}

.footer-brand__meta a {
  color: var(--color-primary);
}

.footer-brand__meta a:hover {
  text-decoration: underline;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-muted-light);
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.footer-social a:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.footer-col__title {
  margin-bottom: 1.25rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
}

.footer-col a {
  display: block;
  padding: 0.35rem 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted-light);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-dark);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted-light);
}

/* --- Ressources dropdown placeholder --- */
.nav-resources-note {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  padding: 0.5rem 0;
}