*, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    :root {
      --slate-deep:  #1A202C;
      --slate:       #4A5568;
      --slate-mid:   #2D3748;
      --copper:      #B87333;
      --copper-warm: #C98A4A;
      --white:       #FFFFFF;
      --off-white:   #F7F8FA;
      --border:      #E2E8F0;
      --text:        #2D3748;
      --text-muted:  #718096;
      --radius:      2px;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
      color: var(--text);
      background: var(--white);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    /* ─── NAVIGATION ─────────────────────────────────────── */

    nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 200;
      background: var(--slate-deep);
      height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 48px;
      border-bottom: 1px solid rgba(184, 115, 51, 0.25);
    }

    .nav-logo {
      display: block;
      line-height: 0;
    }

    .nav-right {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .nav-link {
      font-size: 13px;
      font-weight: 500;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: rgba(255,255,255,0.55);
      text-decoration: none;
      transition: color 0.2s;
    }
    .nav-link:hover { color: var(--white); }

    .nav-cta {
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: var(--white);
      text-decoration: none;
      padding-bottom: 2px;
      border-bottom: 1px solid var(--copper);
      transition: color 0.2s;
    }
    .nav-cta:hover { color: var(--copper); }

    .nav-lang {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.1em;
      margin-left: 8px;
      padding-left: 24px;
      border-left: 1px solid rgba(255,255,255,0.15);
    }
    .nav-lang a {
      color: rgba(255,255,255,0.4);
      text-decoration: none;
      transition: color 0.2s;
    }
    .nav-lang a:hover { color: var(--white); }
    .nav-lang .lang-active { color: var(--copper); pointer-events: none; }
    .nav-lang span { color: rgba(255,255,255,0.2); }

    /* ─── HERO ───────────────────────────────────────────── */

    .hero {
      min-height: 100dvh;
      background: var(--slate-deep);
      display: flex;
      align-items: center;
      padding: 96px 48px 80px;
    }

    .hero-inner {
      max-width: 1200px;
      margin: 0 auto;
      width: 100%;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
    }

    .hero-content {}

    .hero-overline {
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--copper);
      margin-bottom: 28px;
    }

    .hero-headline {
      font-size: clamp(38px, 4.5vw, 56px);
      font-weight: 700;
      line-height: 1.08;
      letter-spacing: -0.025em;
      color: var(--white);
      margin-bottom: 28px;
    }

    .hero-sub {
      font-size: 17px;
      font-weight: 400;
      line-height: 1.7;
      color: rgba(255,255,255,0.62);
      max-width: 48ch;
      margin-bottom: 44px;
    }

    .hero-sub strong {
      color: rgba(255,255,255,0.92);
      font-weight: 500;
    }

    .hero-ctas {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    /* ─── BUTTONS ────────────────────────────────────────── */

    .btn {
      display: inline-block;
      padding: 14px 28px;
      font-family: inherit;
      font-size: 14px;
      font-weight: 600;
      letter-spacing: 0.04em;
      text-decoration: none;
      border-radius: var(--radius);
      cursor: pointer;
      white-space: nowrap;
      transition: background 0.18s, color 0.18s, border-color 0.18s, transform 0.1s;
    }
    .btn:active { transform: scale(0.98); }

    .btn-copper {
      background: var(--copper);
      color: var(--white);
      border: 1px solid var(--copper);
    }
    .btn-copper:hover { background: var(--copper-warm); border-color: var(--copper-warm); }

    .btn-outline-white {
      background: transparent;
      color: var(--white);
      border: 1px solid rgba(255,255,255,0.28);
    }
    .btn-outline-white:hover { border-color: var(--copper); color: var(--copper); }

    .btn-outline-copper {
      background: transparent;
      color: var(--copper);
      border: 1px solid var(--copper);
    }
    .btn-outline-copper:hover { background: var(--copper); color: var(--white); }

    /* ─── HERO SIDEBAR ───────────────────────────────────── */

    .hero-sidebar {
      border-left: 2px solid rgba(184,115,51,0.4);
      padding-left: 44px;
    }

    .sidebar-item {
      padding: 18px 0;
      border-bottom: 1px solid rgba(255,255,255,0.07);
    }
    .sidebar-item:first-child { padding-top: 0; }
    .sidebar-item:last-child { border-bottom: none; padding-bottom: 0; }

    .sidebar-company {
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--copper);
      margin-bottom: 5px;
    }

    .sidebar-role {
      font-size: 14px;
      font-weight: 400;
      color: rgba(255,255,255,0.6);
      line-height: 1.5;
      hyphens: none;
      -webkit-hyphens: none;
    }

    /* ─── SHARED SECTION STYLES ──────────────────────────── */

    .section {
      padding: 96px 48px;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
    }

    .copper-rule {
      width: 36px;
      height: 2px;
      background: var(--copper);
      margin-bottom: 28px;
    }

    .section-headline {
      font-size: clamp(26px, 2.8vw, 36px);
      font-weight: 700;
      letter-spacing: -0.02em;
      line-height: 1.18;
      color: var(--slate-deep);
      margin-bottom: 0;
    }

    /* ─── PROFIL ─────────────────────────────────────────── */

    .profil {
      background: var(--white);
    }

    .profil-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 96px;
      align-items: start;
    }

    .profil-body {
      font-size: 17px;
      line-height: 1.78;
      color: var(--slate);
      max-width: 58ch;
      margin-top: 28px;
    }
    .profil-body p + p { margin-top: 20px; }

    .profil-tagline {
      margin-top: 32px;
      padding: 20px 24px;
      border-left: 3px solid var(--copper);
      background: var(--off-white);
    }

    .profil-tagline p {
      font-size: 16px;
      font-weight: 500;
      color: var(--slate-mid);
      line-height: 1.6;
      font-style: italic;
    }

    .facts {
      display: flex;
      flex-direction: column;
      padding-top: 58px;
    }

    .fact {
      padding: 22px 0;
      border-bottom: 1px solid var(--border);
    }
    .fact:first-child { border-top: 1px solid var(--border); }

    .fact-label {
      font-size: 10px;
      font-weight: 700;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--copper);
      margin-bottom: 6px;
    }

    .fact-text {
      font-size: 15px;
      color: var(--text);
      line-height: 1.55;
    }

    /* ─── OFFRE ──────────────────────────────────────────── */

    .offre {
      background: var(--off-white);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .offre-header {
      margin-bottom: 48px;
    }

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

    .offre-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 44px 40px;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    .offre-card:hover {
      border-color: rgba(184,115,51,0.4);
      box-shadow: 0 6px 24px rgba(26,32,44,0.06);
    }

    .offre-card-label {
      font-size: 10px;
      font-weight: 700;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--copper);
      margin-bottom: 20px;
    }

    .offre-card-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--slate-deep);
      line-height: 1.3;
      margin-bottom: 18px;
    }

    .offre-card-body {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* ─── DOCUMENTS ──────────────────────────────────────── */

    .documents {
      background: var(--white);
    }

    .doc-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      margin-top: 44px;
    }

    .doc-card {
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 40px;
      display: flex;
      flex-direction: column;
      gap: 14px;
      align-items: flex-start;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    .doc-card:hover {
      border-color: rgba(184,115,51,0.4);
      box-shadow: 0 4px 20px rgba(26,32,44,0.05);
    }

    .doc-card-title {
      font-size: 19px;
      font-weight: 700;
      color: var(--slate-deep);
    }

    .doc-card-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.65;
      flex: 1;
    }

    /* ─── CONTACT ────────────────────────────────────────── */

    .contact {
      background: var(--slate-deep);
    }

    .contact .copper-rule { background: var(--copper); }

    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 80px;
      align-items: start;
    }

    .contact .section-headline { color: var(--white); margin-bottom: 24px; }

    .contact-body {
      font-size: 17px;
      color: rgba(255,255,255,0.6);
      line-height: 1.75;
    }
    .contact-body p + p { margin-top: 16px; }

    .contact-email {
      color: var(--copper);
      text-decoration: none;
      border-bottom: 1px solid rgba(184,115,51,0.4);
      transition: border-color 0.2s, color 0.2s;
    }
    .contact-email:hover { color: var(--copper-warm); border-color: var(--copper-warm); }

    .contact-right {
      padding-top: 58px;
    }

    .contact-detail {
      font-size: 14px;
      color: rgba(255,255,255,0.38);
      line-height: 2;
      letter-spacing: 0.02em;
    }

    /* ─── FOOTER ─────────────────────────────────────────── */

    footer {
      background: var(--slate-deep);
      padding: 28px 48px;
      border-top: 1px solid rgba(184,115,51,0.18);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .footer-copy {
      font-size: 12px;
      color: rgba(255,255,255,0.28);
      letter-spacing: 0.03em;
    }

    .footer-logo {
      opacity: 0.4;
      line-height: 0;
    }

    /* ─── RESPONSIVE ─────────────────────────────────────── */

    @media (max-width: 960px) {
      nav { padding: 0 24px; }
      .nav-link { display: none; }

      .hero { padding: 88px 24px 72px; }
      .hero-inner {
        grid-template-columns: 1fr;
        gap: 0;
      }
      .hero-sidebar { display: none; }
      .hero-headline { font-size: 36px; }

      .section { padding: 72px 24px; }

      .profil-grid {
        grid-template-columns: 1fr;
        gap: 48px;
      }
      .facts { padding-top: 0; }

      .offre-grid { grid-template-columns: 1fr; }
      .doc-grid { grid-template-columns: 1fr; }

      .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .contact-right { padding-top: 0; }

      footer {
        flex-direction: column;
        gap: 14px;
        padding: 24px;
        text-align: center;
      }
    }

    @media (max-width: 480px) {
      .hero-ctas { flex-direction: column; }
      .btn { text-align: center; }
    }

    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
      }
    }