:root {
  --navy: #183459;
  --navy-dark: #122741;
  --gold: #BD9532;
  --gold-hover: #d0a83f;
  --grey: #E7EAEE;
  --grey-2: #E8EBEE;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  font-family: 'Saira', sans-serif;
  color: #183459;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: var(--navy);
  text-decoration: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1px;
  padding: 0 34px;
  height: 50px;
  border: 1px solid var(--gold);
  transition: background 0.2s ease, color 0.2s ease;
}

.btn--outline {
  color: var(--gold);
  background: transparent;
}

.btn--outline:hover {
  background: var(--gold);
  color: var(--navy);
}

.btn--gold {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}

.btn--gold:hover {
  background: var(--gold-hover);
}

.btn--small {
  width: 150px;
  height: 45px;
  font-size: 12px;
  padding: 0;
}

/* Nav */
.nav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 8%;
  color: #fff;
  background: var(--navy-dark);
}

.nav__brand {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #fff;
}

.nav__links {
  display: flex;
  gap: 36px;
  font-size: 15px;
  font-weight: 500;
}

.nav__links a {
  color: #fff;
  transition: color 0.2s ease;
}

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

/* Hero */
.hero {
  position: relative;
  height: 798px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(18, 39, 65, 0.55);
}

.hero__content {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: #fff;
  gap: 20px;
  padding: 0 10%;
}

.hero__title {
  font-size: 58px;
  font-weight: 600;
  letter-spacing: 2px;
  line-height: 1.1;
  margin: 0;
}

.hero__subtitle {
  font-size: 28px;
  font-weight: 300;
  letter-spacing: 1px;
}

.hero .btn {
  margin-top: 20px;
}

/* Intro */
.intro {
  background: var(--grey);
  padding: 120px 8%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.intro__text {
  display: flex;
  flex-direction: column;
  gap: 24px;
  color: var(--navy);
}

.intro__title {
  font-size: 48px;
  font-weight: 600;
  line-height: 1;
  margin: 0;
}

.intro__subtitle {
  font-size: 32px;
  font-weight: 500;
  line-height: 1.25;
  margin: 0;
}

.intro__body {
  font-size: 19px;
  font-weight: 400;
  line-height: 1.55;
  max-width: 520px;
  margin: 0;
}

.intro img {
  width: 100%;
  height: 573px;
  object-fit: cover;
}

/* Pourquoi nous */
.why {
  background: var(--navy);
  padding: 120px 8%;
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 60px;
  align-items: start;
}

.why__col {
  display: flex;
  flex-direction: column;
  color: #fff;
}

.why__title {
  font-size: 36px;
  font-weight: 300;
  line-height: 1.3;
  margin: 0;
}

.why__title-strong {
  font-size: 45px;
  font-weight: 600;
  line-height: 1.1;
  margin: 0 0 36px;
}

.why__list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.45;
  list-style: none;
  margin: 0;
  padding: 0;
}

.why .btn {
  margin-top: 56px;
}

.why__images {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.why__images img {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

/* Metiers */
.metiers {
  background: var(--grey-2);
  padding: 25px 7%;
}

.metiers__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 520px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.metier-card {
  padding: 10px;
}

.metier-card__inner {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 30px;
  box-sizing: border-box;
  overflow: hidden;
}

.metier-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.metier-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(24, 32, 40, 0.4);
}

.metier-card__title {
  position: relative;
  color: #fff;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
  max-width: 280px;
  margin: 0;
}

/* Quote */
.quote {
  background: var(--grey-2);
  padding: 110px 10%;
  display: flex;
  justify-content: center;
}

.quote blockquote {
  max-width: 931px;
  text-align: center;
  color: var(--navy);
  font-size: 24px;
  font-weight: 400;
  line-height: 1.55;
  margin: 0;
}

/* CTA */
.cta {
  position: relative;
  padding: 100px 8%;
}

.cta__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta__overlay {
  position: absolute;
  inset: 0;
  background: rgba(24, 52, 89, 0.85);
}

.cta__content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 24px;
  color: #fff;
}

.cta__title {
  font-size: 42px;
  font-weight: 600;
  margin: 0;
}

.cta__body {
  font-size: 18px;
  max-width: 640px;
  line-height: 1.6;
  margin: 0;
}

/* Services - Etapes */
.steps {
  background: var(--grey);
  padding: 120px 8%;
}

.steps__title {
  font-size: 48px;
  font-weight: 600;
  text-align: center;
  margin: 0 0 80px;
  color: var(--navy);
}

.steps__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.step {
  display: flex;
  flex-direction: column;
  text-align: center;
  gap: 16px;
}

.step__num {
  font-size: 56px;
  font-weight: 600;
  color: var(--gold);;
  line-height: 1;
}

.step__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--navy);
  margin: 0;
}

.step__body {
  font-size: 14px;
  line-height: 1.6;
  color: var(--navy);
  margin: 0;
}

/* Sections */
.section-two-col {
  padding: 120px 8%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.section-two-col.reverse {
  direction: rtl;
}

.section-two-col.reverse > * {
  direction: ltr;
}

.section-two-col--navy {
  background: var(--navy);
  color: #fff;
}

.section-two-col--navy h2 {
  color: #fff;
}

.section-two-col--navy p {
  color: #fff;
}

.section-two-col h2 {
  font-size: 42px;
  font-weight: 600;
  margin: 0 0 20px;
  line-height: 1.2;
}

.section-two-col p {
  font-size: 16px;
  line-height: 1.6;
  margin: 0 0 20px;
}

.section-two-col img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.section-two-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.section-two-col li {
  font-size: 15px;
  line-height: 1.6;
}

/* Form */
.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--navy);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px;
  font-size: 14px;
  font-family: 'Saira', sans-serif;
  border: 1px solid #ddd;
  border-radius: 4px;
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: #fafafa;
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

/* Footer */
.footer {
  background: var(--navy-dark);
  color: #fff;
  padding: 60px 8%;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.footer__top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.footer__about {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 440px;
}

.footer__copy {
  font-size: 13px;
  letter-spacing: 1px;
}

.footer__contact {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}

.footer__contact a {
  color: var(--gold);
}

.footer__contact a:hover {
  color: var(--gold-hover);
}

.footer__links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 48px;
  font-size: 14px;
  align-content: start;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer__links a {
  color: #fff;
  transition: color 0.2s ease;
}

.footer__links a:hover {
  color: var(--gold);
}

.footer__legal {
  display: flex;
  gap: 36px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 24px;
  list-style: none;
  margin: 0;
}

.footer__legal a {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.2s ease;
}

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

/* Responsive */
@media (max-width: 900px) {
  .intro,
  .why,
  .section-two-col,
  .steps__grid {
    grid-template-columns: 1fr;
  }

  .metiers__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero__title {
    font-size: 40px;
  }

  .hero__subtitle {
    font-size: 20px;
  }

  .intro__title {
    font-size: 34px;
  }

  .intro__subtitle {
    font-size: 24px;
  }
}

@media (max-width: 768px) {
  /* Nav Mobile */
  .nav {
    flex-direction: row;
    padding: 16px 4%;
    gap: 0;
  }

  .nav__brand {
    font-size: 16px;
  }

  .nav__links {
    gap: 16px;
    font-size: 12px;
  }

  /* Hero */
  .hero {
    height: 500px;
  }

  .hero__title {
    font-size: 36px;
    letter-spacing: 1px;
  }

  .hero__subtitle {
    font-size: 18px;
  }

  .hero__content {
    gap: 12px;
    padding: 0 5%;
  }

  /* Intro */
  .intro {
    padding: 60px 4%;
    gap: 30px;
  }

  .intro__title {
    font-size: 28px;
  }

  .intro__subtitle {
    font-size: 20px;
  }

  .intro__body {
    font-size: 16px;
  }

  .intro img {
    height: 350px;
  }

  /* Why Section */
  .why {
    padding: 60px 4%;
    gap: 30px;
  }

  .why__title {
    font-size: 28px;
  }

  .why__title-strong {
    font-size: 32px;
    margin-bottom: 20px;
  }

  .why__list {
    gap: 16px;
    font-size: 14px;
  }

  .why .btn {
    margin-top: 24px;
  }

  .why__images img {
    height: 280px;
  }

  /* Métiers */
  .metiers {
    padding: 20px 4%;
  }

  .metiers__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 300px;
    gap: 8px;
  }

  .metier-card__title {
    font-size: 16px;
    max-width: 100%;
  }

  .metier-card__title small {
    display: none;
  }

  /* Quote */
  .quote {
    padding: 60px 5%;
  }

  .quote blockquote {
    font-size: 18px;
    line-height: 1.5;
  }

  /* CTA */
  .cta {
    padding: 60px 4%;
  }

  .cta__title {
    font-size: 28px;
  }

  .cta__body {
    font-size: 16px;
  }

  /* Steps */
  .steps {
    padding: 60px 4%;
  }

  .steps__title {
    font-size: 32px;
    margin-bottom: 40px;
  }

  .steps__grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .step__num {
    font-size: 40px;
  }

  .step__title {
    font-size: 16px;
  }

  .step__body {
    font-size: 13px;
  }

  /* Boutons */
  .btn {
    padding: 0 24px;
    height: 44px;
    font-size: 12px;
  }

  .btn--small {
    width: 120px;
    height: 40px;
  }

  /* Footer */
  .footer {
    padding: 40px 4%;
    gap: 24px;
  }

  .footer__top {
    flex-direction: column;
    gap: 24px;
  }

  .footer__links {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .footer__contact {
    font-size: 13px;
  }

  .footer__legal {
    flex-direction: column;
    gap: 12px;
    font-size: 12px;
  }

  /* Formulaire */
  .contact-form {
    max-width: 100%;
  }

  .form-group label {
    font-size: 13px;
  }

  .form-group input,
  .form-group textarea {
    padding: 14px;
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  /* Extra small screens */
  .nav {
    padding: 12px 3%;
  }

  .nav__brand {
    font-size: 14px;
  }

  .nav__links {
    gap: 12px;
    font-size: 11px;
  }

  .hero {
    height: 420px;
  }

  .hero__title {
    font-size: 28px;
  }

  .hero__subtitle {
    font-size: 16px;
  }

  .hero .btn {
    padding: 0 20px;
    height: 40px;
    font-size: 11px;
  }

  .intro__title {
    font-size: 24px;
  }

  .intro__subtitle {
    font-size: 18px;
  }

  .intro__body {
    font-size: 15px;
  }

  .why__title {
    font-size: 24px;
  }

  .why__title-strong {
    font-size: 28px;
  }

  .metiers__grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 250px;
  }

  .quote blockquote {
    font-size: 16px;
  }

  .cta__title {
    font-size: 24px;
  }

  .cta__body {
    font-size: 15px;
  }

  .steps__title {
    font-size: 26px;
  }

  .footer {
    padding: 32px 3%;
  }

  .footer__copy {
    font-size: 12px;
  }
}