/* ============================================
   Hero. Image en bord perdu à droite, fond dégradé.
   ============================================ */
.hero {
  position: relative;
  padding-block: var(--space-3xl) var(--space-2xl);
  background-color: var(--color-ink);
  color: var(--color-stone-2);
  overflow: hidden;
}

/* Image du hero dans un calque dédié, animé en lent Ken Burns. */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("../../img/hero/home.jpg") center / cover no-repeat;
  z-index: 0;
  animation: hero-kenburns 28s ease-in-out infinite alternate;
  will-change: transform;
}

/* Voile sombre par-dessus l'image, pour le contraste du texte. */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(10, 28, 48, 0.94) 0%, rgba(10, 28, 48, 0.62) 42%, rgba(10, 28, 48, 0.22) 72%, rgba(10, 28, 48, 0.05) 100%);
  z-index: 1;
  pointer-events: none;
}

.hero > * {
  position: relative;
  z-index: 2;
}

@keyframes hero-kenburns {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.12) translate(-1.6%, -1%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero::before {
    animation: none;
  }
}

/* Variante full-height : le hero remplit toute la hauteur du viewport (landing page) */
.hero--full {
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Mobile : le contenu démarre sous le header (zone libre de 150px), pas de chevauchement. */
@media (max-width: 1023px) {
  .hero {
    padding-top: 150px;
  }

  .hero--full {
    height: auto;
    min-height: 100dvh;
    justify-content: flex-start;
  }

  .hero .hero__lede {
    color: var(--color-paper);
  }
}

.hero__stats {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  margin-top: var(--space-2xl);
  padding-inline: var(--container-pad);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: stretch;
  padding-inline: var(--container-pad);
}

.hero__text {
  align-self: center;
}


@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1fr;
    max-width: var(--container-max);
    margin-inline: auto;
    width: 100%;
  }

  .hero__text {
    max-width: 60ch;
  }
}

.hero__label {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--color-stone-2);
  margin-bottom: var(--space-l);
}

.hero__label span {
  color: var(--color-accent);
}

.hero__title {
  font-size: var(--step-6);
  margin-bottom: var(--space-l);
  letter-spacing: -0.03em;
  line-height: 1;
  max-width: 16ch;
  font-weight: 500;
  color: var(--color-paper);
}

.hero__roles {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-xl) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  counter-reset: role;
}

.hero__roles li {
  padding-block: var(--space-m);
  font-family: var(--font-sans);
  font-size: var(--step-1);
  color: var(--color-paper);
  font-weight: 500;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: var(--space-m);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.hero__roles li:last-child {
  border-bottom: 0;
}

.hero__roles li::before {
  content: counter(role, decimal-leading-zero);
  counter-increment: role;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--color-accent);
  font-weight: 400;
  letter-spacing: 0;
  width: 3ch;
}

.hero__lede {
  font-size: var(--step-1);
  color: var(--color-stone-2);
  margin-bottom: var(--space-xl);
  max-width: 48ch;
  line-height: 1.5;
}

/* Bouton texte sur le hero bleu : clair au lieu de navy */
.hero .btn--text {
  color: var(--color-paper);
}

.hero .btn--text:hover {
  color: var(--color-accent);
}

.hero__actions {
  display: flex;
  gap: var(--space-s);
  flex-wrap: wrap;
  align-items: center;
}

/* ============================================
   Key facts. Sans border-left orange, plus brut.
   ============================================ */
.key-facts {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--color-paper);
  border-radius: var(--radius-l);
  padding: var(--space-m) var(--space-l);
  list-style: none;
  margin: 0;
  box-shadow: 0 8px 32px rgba(14, 31, 51, 0.08);
}

.key-fact {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
  padding-block: var(--space-l);
  padding-inline: var(--space-m);
  position: relative;
  text-align: left;
}

.key-fact:not(:first-child) {
  border-top: 1px solid var(--color-line);
}

.key-fact__number {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 1.6rem + 3.6vw, 4.4rem);
  line-height: 1;
  color: var(--color-ink);
  font-weight: 400;
  letter-spacing: -0.02em;
  padding-bottom: var(--space-3xs);
  border-bottom: 3px solid var(--color-ink);
  align-self: start;
}

.key-fact__caption {
  color: var(--color-ink);
  font-size: var(--step-0);
  font-weight: 600;
  max-width: 28ch;
  line-height: 1.35;
  margin: 0;
}

@media (min-width: 720px) {
  .key-facts {
    grid-template-columns: repeat(3, 1fr);
    padding: var(--space-l) var(--space-l);
  }

  .key-fact {
    padding-block: var(--space-m);
    padding-inline: var(--space-xl);
  }

  .key-fact:not(:first-child) {
    border-top: 0;
    border-left: 1px solid var(--color-line);
  }
}

/* ============================================
   Timeline. Sans numéro décoratif slate.
   ============================================ */
.timeline-section {
  background: var(--color-paper);
}

.timeline-section__head {
  margin-bottom: var(--space-2xl);
  max-width: 60ch;
}

.timeline-section__head h2 {
  font-size: var(--step-5);
  letter-spacing: -0.025em;
  margin-bottom: var(--space-m);
}

.timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--color-line);
}

.timeline__step {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--color-line);
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: var(--space-l);
  align-items: start;
}

.timeline__num {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  color: var(--color-stone-3);
  line-height: 1;
  font-weight: 400;
  letter-spacing: 0;
  min-width: 4ch;
  padding-top: var(--space-3xs);
}

.timeline__body {
  max-width: 60ch;
}

.timeline__title {
  font-size: var(--step-2);
  margin-bottom: var(--space-2xs);
  color: var(--color-ink);
  letter-spacing: -0.015em;
}

.timeline__desc {
  color: var(--color-stone-4);
  font-size: var(--step-0);
  line-height: 1.55;
}

@media (min-width: 1024px) {
  .timeline__step {
    grid-template-columns: 8ch 1fr 1fr;
    column-gap: var(--space-2xl);
  }
}

/* .value-section / .comparison / cube : déplacés dans components.css (partagés home + who-we-are) */

/* Bloc added-value sous la comparaison (existant, repris) */
.value-tagline {
  font-family: var(--font-sans);
  font-size: var(--step-3);
  color: var(--color-ink);
  line-height: 1.1;
  margin-top: var(--space-2xl);
  letter-spacing: -0.02em;
  font-weight: 500;
  max-width: 24ch;
}

/* Added value sub-block (5 valeurs ajoutées proposées par GS) */
.added-value {
  margin-top: var(--space-3xl);
  padding: var(--space-2xl);
  background: var(--gradient-ink);
  border-radius: var(--radius-l);
  color: var(--color-stone-2);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-l);
}

.added-value .label {
  color: var(--color-accent);
}

.added-value__head h3 {
  color: var(--color-paper);
  font-size: var(--step-3);
  margin-bottom: var(--space-m);
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.added-value__head p {
  color: var(--color-stone-2);
  font-size: var(--step-0);
  max-width: 56ch;
  line-height: 1.6;
}

.added-value__list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  counter-reset: value;
}

.added-value__list li {
  font-family: var(--font-mono);
  font-size: var(--step-0);
  color: var(--color-paper);
  font-weight: 400;
  padding-block: var(--space-2xs);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: baseline;
  gap: var(--space-m);
}

.added-value__list li::before {
  content: counter(value, decimal-leading-zero);
  counter-increment: value;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--color-accent);
}

@media (min-width: 1024px) {
  .added-value {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
  }
}

/* ============================================
   Selected projects. Galerie verticale façon bpcgroup.
   ============================================ */
.projects-section {
  background: var(--color-paper);
}

.projects-section__head {
  margin-bottom: var(--space-2xl);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-m);
  align-items: end;
}

.projects-section__head h2 {
  font-size: var(--step-5);
  letter-spacing: -0.025em;
  max-width: 22ch;
}

.projects-section__head p {
  color: var(--color-stone-4);
  max-width: 48ch;
}

@media (min-width: 1024px) {
  .projects-section__head {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
  }
}

/* Slider horizontal scroll-snap : 3 cards visibles + peek du 4e à droite */
.projects-grid {
  display: flex;
  gap: var(--space-m);
  list-style: none;
  margin: 0;
  padding: var(--space-s) var(--container-pad);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-left: var(--container-pad);
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  cursor: grab;
}

.projects-grid::-webkit-scrollbar {
  display: none;
}

.projects-grid:active {
  cursor: grabbing;
}

.projects-grid:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

.project-card {
  display: flex;
  flex-direction: column;
  flex: 0 0 280px;
  scroll-snap-align: start;
  cursor: pointer;
  transition: translate 360ms cubic-bezier(0.22, 1, 0.36, 1);
}

.project-card .placeholder {
  margin-bottom: var(--space-m);
  overflow: hidden;
  position: relative;
}

.project-card .placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background: inherit;
  transition: transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.project-card:hover {
  translate: 0 -6px;
}

.project-card:hover .placeholder::before {
  transform: scale(1.04);
}

.project-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: var(--space-s);
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--color-accent);
  font-weight: 500;
  opacity: 0;
  transform: translateX(-8px);
  transition:
    opacity 320ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 320ms cubic-bezier(0.22, 1, 0.36, 1);
}

.project-card__cta::after {
  content: "→";
  display: inline-block;
  transition: transform 280ms cubic-bezier(0.22, 1, 0.36, 1);
}

.project-card:hover .project-card__cta {
  opacity: 1;
  transform: translateX(0);
}

.project-card:hover .project-card__cta::after {
  transform: translateX(4px);
}

@media (min-width: 1024px) {
  .projects-grid {
    padding-left: max(var(--container-pad), calc((100vw - var(--container-max)) / 2 + var(--container-pad)));
    padding-right: 0;
    scroll-padding-left: max(var(--container-pad), calc((100vw - var(--container-max)) / 2 + var(--container-pad)));
  }

  .project-card {
    flex: 0 0 calc((min(100vw, var(--container-max)) - 2 * var(--container-pad) - 2 * var(--space-m)) / 3);
  }
}

.project-card__label {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--color-stone-3);
  margin-bottom: var(--space-2xs);
}

.project-card__title {
  font-size: var(--step-1);
  color: var(--color-ink);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2xs);
}

.project-card__meta {
  color: var(--color-stone-4);
  font-size: var(--step-0);
}


/* ============================================
   Wide visual band, pleine largeur, entre value et signature.
   ============================================ */
.wide-visual {
  padding-block: 0;
}

.wide-visual__media {
  min-height: 320px;
}

@media (min-width: 1024px) {
  .wide-visual__media {
    min-height: 520px;
  }
}

/* .signature : déplacé dans components.css (partagé toutes les pages) */