/* ==========================================================================
   IA MÉTIER — mise en page spécifique
   Les fondations visuelles proviennent de dubois-systems.css.
   ========================================================================== */

html {
  overflow-x: clip;
}

.ia-metier-page,
.im-page {
  color: var(--color-text);
  background: var(--color-bg);
}

.ia-metier-page {
  overflow-x: clip;
}

.ia-metier-page .navbar__link {
  color: var(--color-text);
}

.ia-metier-page .navbar__cta {
  color: var(--color-text);
  border-color: rgba(37, 34, 28, 0.45);
}

.ia-metier-page .navbar__burger span {
  background: var(--color-text);
}

.im-h2 {
  max-width: 46rem;
  margin: 0 0 var(--space-4);
  font-size: clamp(var(--text-3xl), 3vw, var(--text-5xl));
}

.im-h2--light {
  color: var(--color-text-light);
}

.im-text {
  margin: 0 0 var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-base);
}

.im-text--light {
  color: rgba(255, 250, 242, 0.8);
}

.im-section__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.im-section__header--center {
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.im-section__header--center .im-h2 {
  margin-bottom: 0;
}

/* Hero */
.im-hero {
  display: flex;
  min-height: min(52rem, 86svh);
  align-items: center;
  padding: 7rem 0 var(--space-16);
  overflow: hidden;
}

.im-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}

.im-hero__text {
  max-width: 40rem;
}

.im-hero__title {
  max-width: 42rem;
  margin: 0 0 1.25rem;
  font-size: clamp(var(--text-5xl), 5vw, var(--text-6xl));
}

.im-hero__desc {
  max-width: 34rem;
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--text-xl);
}

.im-hero__media {
  width: min(100%, 38rem);
  min-width: 0;
  justify-self: center;
  overflow: hidden;
  border-radius: 30%;
}

.im-hero__img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  object-position: center;
}

/* Cartes de travail */
.im-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

.im-card {
  min-width: 0;
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
}

.im-work-card {
  border-top: 4px solid var(--color-accent);
}

.im-card__title {
  margin: 0 0 var(--space-6);
  font-size: var(--text-xl);
  line-height: 1.25;
}

.im-list {
  display: grid;
  gap: var(--space-2);
  color: var(--color-text-muted);
}

.im-list li {
  position: relative;
  padding-left: 1.15rem;
}

.im-list li::before {
  content: "";
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: var(--radius-full);
  background: var(--color-accent);
}

/* IA et gestion de projet */
.im-project-services__grid {
  display: flex;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: stretch;
}

.im-project-services__left {
  position: relative;
  flex: 1 1 0;
  min-width: 0;
}

.im-project-services__sticky {
  position: sticky;
  top: var(--space-16);
  width: min(100%, 34rem);
}

.im-project-services__copy {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

.im-project-services__copy p {
  margin: 0;
}

.im-project-services__cards {
  display: flex;
  width: auto;
  max-width: 35.625rem;
  flex: 1 1 0;
  flex-direction: column;
  gap: var(--space-8);
}

.im-project-service-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
  padding: clamp(var(--space-8), 4vw, var(--space-12)) clamp(var(--space-6), 3.5vw, var(--space-10));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-light);
}

.im-project-service-card__icon {
  width: 52px;
  height: 52px;
  margin-bottom: var(--space-2);
  color: var(--color-text);
  flex: 0 0 auto;
}

.im-project-service-card h3 {
  margin: 0;
  font-size: var(--text-2xl);
  line-height: 1.25;
}

.im-project-service-card p {
  margin: 0;
  color: var(--color-text-muted);
}

/* Project Manager et agent IA */
.im-agent-workflow__intro {
  display: flex;
  width: min(100%, 46rem);
  margin: 0 auto var(--space-12);
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.im-agent-workflow__intro .im-h2 {
  margin-inline: auto;
}

.im-agent-workflow__lead {
  max-width: 42rem;
  margin: var(--space-2) 0 0;
  color: rgba(255, 250, 242, 0.8);
  font-size: var(--text-lg);
}

.im-agent-workflow__media {
  display: grid;
  width: min(100%, 64rem);
  aspect-ratio: 1591 / 989;
  margin-inline: auto;
  overflow: hidden;
  place-items: center;
  border: 1px solid rgba(255, 250, 242, 0.22);
  border-radius: var(--radius-md);
  color: rgba(255, 250, 242, 0.58);
  background: rgba(255, 255, 255, 0.04);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
}

.im-agent-workflow__media > img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.im-agent-workflow__steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
  margin: var(--space-16) 0 0;
  padding: 0;
  list-style: none;
}

.im-agent-workflow__step {
  position: relative;
  min-width: 0;
  color: var(--color-text-light);
  text-align: center;
}

.im-agent-workflow__step:not(:last-child)::after {
  content: "";
  position: absolute;
  z-index: 0;
  top: 1.5rem;
  left: calc(50% + 1.5rem);
  width: calc(100% + var(--space-8) - 3rem);
  height: 1px;
  background: rgba(255, 250, 242, 0.28);
}

.im-agent-workflow__number {
  position: relative;
  z-index: 1;
  display: grid;
  width: 3rem;
  height: 3rem;
  margin: 0 auto var(--space-6);
  place-items: center;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-full);
  color: var(--color-bg-dark);
  background: var(--color-accent-light);
  font-weight: 700;
}

.im-agent-workflow__step-copy h3 {
  margin: 0 0 var(--space-3);
  color: var(--color-text-light);
  font-size: var(--text-xl);
}

.im-agent-workflow__step-copy p {
  max-width: 20rem;
  margin: 0 auto;
  color: rgba(255, 250, 242, 0.74);
}

/* Cas d’usage */
.im-use-cases__intro {
  max-width: 48rem;
  margin-bottom: var(--space-16);
}

.im-use-cases__lead {
  max-width: 44rem;
  margin: var(--space-6) 0 0;
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

.im-use-cases__grid {
  border-bottom: 1px solid var(--color-border);
}

.im-use-case {
  display: grid;
  grid-template-columns: minmax(10rem, 0.3fr) minmax(0, 1fr);
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  min-width: 0;
  padding-block: clamp(var(--space-10), 6vw, var(--space-16));
  border-top: 1px solid var(--color-border);
  scroll-margin-top: calc(var(--space-24) + var(--space-8));
}

.im-use-case__meta {
  min-width: 0;
}

.im-use-case__number {
  display: block;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.im-use-case__phase {
  display: block;
  max-width: 13rem;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.4;
  text-transform: uppercase;
}

.im-use-case__content {
  min-width: 0;
}

.im-use-case h3 {
  margin: 0 0 var(--space-4);
  font-size: clamp(var(--text-2xl), 2.5vw, var(--text-3xl));
  line-height: 1.25;
}

.im-use-case__content > p {
  max-width: 48rem;
  margin: 0;
  color: var(--color-text-muted);
}

.im-use-case__items {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2) var(--space-8);
  margin: var(--space-6) 0 0;
  padding: 0;
  color: var(--color-text);
  list-style: none;
}

.im-use-case__items li {
  position: relative;
  padding-left: 1rem;
}

.im-use-case__items li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 0.3rem;
  height: 1px;
  background: var(--color-accent);
}

.im-use-case__content .im-use-case__note {
  margin-top: var(--space-6);
  color: var(--color-text);
  font-weight: 500;
}

/* FAQ */
.im-faq {
  scroll-margin-top: calc(var(--space-24) + var(--space-8));
}

.im-faq__inner {
  max-width: 58rem;
}

.im-faq__intro {
  margin-bottom: var(--space-12);
}

.im-faq__intro .im-h2 {
  margin-bottom: 0;
}

.im-faq__list {
  border-bottom: 1px solid var(--color-border);
}

.im-faq__item {
  border-top: 1px solid var(--color-border);
}

.im-faq__question {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-6);
  cursor: pointer;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.3;
  list-style: none;
}

.im-faq__question::-webkit-details-marker {
  display: none;
}

.im-faq__question::marker {
  content: "";
}

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

.im-faq__indicator {
  position: relative;
  width: 1.25rem;
  height: 1.25rem;
  flex: 0 0 1.25rem;
}

.im-faq__indicator::before,
.im-faq__indicator::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1rem;
  height: 1px;
  background: var(--color-accent);
  transform: translate(-50%, -50%);
  transition: transform var(--transition), opacity var(--transition);
}

.im-faq__indicator::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.im-faq__item[open] .im-faq__indicator::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg) scaleX(0);
}

.im-faq__answer {
  max-width: 48rem;
  padding: 0 var(--space-12) var(--space-8) 0;
  color: var(--color-text-muted);
}

.im-faq__answer p {
  margin: 0;
}

/* Conclusion */
.im-final-cta {
  padding: 0 0 clamp(var(--space-16), 8vw, var(--space-24));
  background: var(--color-bg-light);
}

.im-final-cta__inner {
  display: flex;
  justify-content: center;
}

/* Socle et Hermes */
.im-foundation__flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1.2fr) auto minmax(0, 0.85fr);
  gap: var(--space-4);
  align-items: stretch;
}

.im-foundation__block,
.im-foundation__agent {
  display: flex;
  min-width: 0;
  min-height: 9rem;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.im-foundation__block {
  border: 1px solid rgba(255, 250, 242, 0.22);
  color: var(--color-text-light);
  background: rgba(255, 255, 255, 0.05);
}

.im-foundation__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-light);
  font-size: var(--text-2xl);
}

.im-foundation__agent {
  flex-direction: column;
  color: var(--color-bg-dark);
  background: var(--color-accent-light);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
}

.im-foundation__agent strong {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  letter-spacing: -0.02em;
}

.im-foundation__agent span {
  margin-top: var(--space-1);
  font-size: var(--text-xs);
}

/* Project Manager */
.im-project {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  align-items: center;
}

.im-project__placeholder {
  display: grid;
  width: 100%;
  aspect-ratio: 16 / 10;
  place-items: center;
  padding: var(--space-6);
  border: 1px dashed rgba(37, 34, 28, 0.35);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.38);
  text-align: center;
  font-size: var(--text-sm);
}

/* CASACOSI */
.im-casacosi {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  align-items: center;
}

.im-casacosi__image {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.im-casacosi__content {
  min-width: 0;
}

.im-casacosi__logo {
  width: min(14rem, 70%);
  height: auto;
  margin-bottom: var(--space-8);
}

.im-casacosi__subtitle {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

/* CTA */
.im-cta-banner {
  text-align: center;
}

.im-cta-banner__inner {
  max-width: 42rem;
}

.im-cta-banner__inner .im-h2 {
  margin-inline: auto;
}

/* Responsive : logique issue du template Home B */
@media screen and (max-width: 991px) {
  .im-section {
    padding-block: var(--space-16);
  }

  .im-hero {
    min-height: auto;
    padding: 8rem 0 var(--space-16);
  }

  .im-hero__grid {
    grid-template-columns: 1fr;
    gap: 2.75rem;
  }

  .im-hero__text {
    order: 2;
    width: min(100%, 42rem);
    margin-inline: auto;
    text-align: center;
  }

  .im-hero__media {
    order: 1;
    width: min(54vw, 26rem);
    justify-self: center;
  }

  .im-hero__desc {
    max-width: 100%;
    margin-inline: auto;
  }

  .im-grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .im-work-card:last-child {
    grid-column: 1 / -1;
  }

  .im-hero__title {
    font-size: 2.75rem;
  }

  .im-h2 {
    font-size: var(--space-8);
  }

  .im-section__header {
    align-items: flex-start;
  }

  .im-section__header--center {
    align-items: center;
  }

  .im-project-services__grid {
    gap: var(--space-8);
  }

  .im-project-services__cards {
    padding-right: 0;
  }

  .im-agent-workflow__intro {
    margin-bottom: var(--space-10);
  }

  .im-agent-workflow__steps {
    gap: var(--space-6);
    margin-top: var(--space-12);
  }

  .im-agent-workflow__step:not(:last-child)::after {
    width: calc(100% + var(--space-6) - 3rem);
  }

  .im-use-cases__intro {
    margin-bottom: var(--space-12);
  }

  .im-use-cases__grid {
    border-bottom-color: var(--color-border);
  }

  .im-use-case {
    grid-template-columns: minmax(9rem, 0.26fr) minmax(0, 1fr);
    gap: var(--space-10);
  }

  .im-foundation__flow {
    grid-template-columns: minmax(0, 1fr);
    max-width: 34rem;
    margin-inline: auto;
  }

  .im-foundation__block,
  .im-foundation__agent {
    min-height: auto;
  }

  .im-foundation__arrow {
    min-height: 2rem;
    transform: rotate(90deg);
  }

  .im-project,
  .im-casacosi {
    grid-template-columns: minmax(0, 1fr);
    max-width: 44rem;
  }

  .im-project__placeholder,
  .im-casacosi__image {
    order: 1;
  }

  .im-project__content,
  .im-casacosi__content {
    order: 2;
    width: min(100%, 34rem);
  }
}

@media screen and (max-width: 767px) {
  .ia-metier-page .navbar__mobile {
    background: var(--color-bg);
  }

  .ia-metier-page .navbar__mobile-link {
    color: var(--color-text);
  }

  .im-hero {
    min-height: auto;
    padding: 6.75rem 0 3.5rem;
  }

  .im-hero__grid {
    gap: var(--space-8);
  }

  .im-hero__media {
    width: min(72vw, 20rem);
  }

  .im-section {
    padding-block: 3.5rem;
  }

  .im-grid-3,
  .im-project,
  .im-casacosi {
    grid-template-columns: 1fr;
  }

  .im-project-services__grid {
    flex-direction: column;
    gap: var(--space-20);
  }

  .im-project-services__left {
    display: flex;
    width: 100%;
    flex: 0 1 auto;
    justify-content: center;
    text-align: center;
  }

  .im-project-services__sticky {
    position: static;
    width: min(100%, 36rem);
  }

  .im-project-services__cards {
    width: 100%;
    max-width: none;
    flex: 0 1 auto;
    justify-self: stretch;
  }

  .im-agent-workflow__intro {
    margin-bottom: var(--space-8);
  }

  .im-agent-workflow__steps {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-top: var(--space-10);
  }

  .im-agent-workflow__step {
    display: grid;
    grid-template-columns: 3rem minmax(0, 1fr);
    gap: var(--space-5);
    text-align: left;
  }

  .im-agent-workflow__step:not(:last-child)::after {
    top: 3rem;
    left: 1.5rem;
    width: 1px;
    height: calc(100% + var(--space-8));
  }

  .im-agent-workflow__number {
    margin: 0;
  }

  .im-agent-workflow__step-copy h3 {
    margin-top: 0.55rem;
  }

  .im-agent-workflow__step-copy p {
    max-width: none;
    margin: 0;
  }

  .im-use-cases__grid {
    display: block;
  }

  .im-use-case {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .im-use-case__meta {
    display: flex;
    align-items: baseline;
    gap: var(--space-4);
  }

  .im-use-case__number {
    margin-bottom: 0;
  }

  .im-use-case__phase {
    max-width: none;
  }

  .im-use-case__items {
    grid-template-columns: 1fr;
  }

  .im-faq__intro {
    margin-bottom: var(--space-8);
  }

  .im-faq__question {
    min-height: 4.5rem;
    gap: var(--space-4);
    padding-block: var(--space-5);
    font-size: var(--text-lg);
  }

  .im-faq__answer {
    padding: 0 var(--space-8) var(--space-6) 0;
  }

  .im-grid-3 {
    gap: var(--space-4);
  }

  .im-work-card:last-child {
    grid-column: auto;
  }

  .im-section__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    margin-bottom: var(--space-8);
    text-align: left;
  }

  .im-section__header--center {
    align-items: center;
    text-align: center;
  }

  .im-hero__title {
    font-size: var(--text-4xl);
  }

  .im-h2 {
    font-size: 1.75rem;
  }

  .im-card {
    padding: var(--space-6);
  }

  .im-project__placeholder,
  .im-casacosi__image {
    order: 1;
  }

  .im-project__content,
  .im-casacosi__content {
    order: 2;
  }

  .im-cta-banner__inner {
    padding-inline: var(--space-2);
  }
}

@media screen and (max-width: 479px) {
  .im-section {
    padding-block: var(--space-10);
  }

  .im-hero {
    padding: 6.25rem 0 var(--space-10);
  }

  .im-hero__grid {
    gap: 1.75rem;
  }

  .im-hero__media {
    width: min(72vw, 19rem);
  }

  .im-hero__title {
    font-size: var(--text-3xl);
  }

  .im-casacosi__subtitle {
    font-size: var(--text-base);
  }

  .im-h2 {
    font-size: var(--text-2xl);
  }

  .im-text {
    font-size: 0.9375rem;
  }

  .im-project-services__grid {
    gap: var(--space-12);
  }

  .im-project-services__copy {
    font-size: var(--text-base);
  }

  .im-project-services__cards {
    gap: var(--space-6);
  }

  .im-agent-workflow__lead {
    font-size: var(--text-base);
  }

  .im-agent-workflow__steps {
    gap: var(--space-6);
  }

  .im-agent-workflow__step:not(:last-child)::after {
    height: calc(100% + var(--space-6));
  }

  .im-use-cases__intro {
    margin-bottom: var(--space-10);
  }

  .im-use-cases__lead {
    margin-top: var(--space-4);
    font-size: var(--text-base);
  }

  .im-use-cases__grid {
    border-bottom-color: var(--color-border);
  }

  .im-use-case {
    gap: var(--space-5);
    padding-block: var(--space-8);
  }

  .im-use-case__number {
    font-size: var(--text-xs);
  }

  .im-use-case h3 {
    font-size: var(--text-xl);
  }

  .im-use-case__items {
    margin-top: var(--space-5);
  }

  .im-faq__intro {
    margin-bottom: var(--space-6);
  }

  .im-faq__question {
    min-height: 4rem;
    padding-block: var(--space-4);
    font-size: var(--text-base);
  }

  .im-faq__answer {
    padding: 0 var(--space-6) var(--space-5) 0;
    font-size: 0.9375rem;
  }

  .im-project-service-card {
    padding: var(--space-6);
  }

  .im-project-service-card__icon {
    width: 48px;
    height: 48px;
  }

  .im-project-service-card h3 {
    font-size: var(--text-xl);
  }

  .im-page .btn {
    width: 100%;
    padding-inline: 1.25rem;
    text-align: center;
  }

  .im-casacosi__image,
  .im-project__placeholder {
    aspect-ratio: 4 / 3;
  }

  .im-foundation__block,
  .im-foundation__agent {
    padding: var(--space-5, 1.25rem);
  }
}