:root {
      --texte: #1a1c2e;
      --texte-doux: #4a506b;
      --border: #e2eaf7;
    }

    body { background: #fff; color: var(--texte); }

    .hero-tag {
      background: var(--bleu-clair);
      font-size: .72rem;
      padding: 5px 14px;
    }

    .hero h1 {
      font-size: clamp(2rem, 4.5vw, 3.2rem);
      margin-bottom: 1.25rem;
    }
    .hero-sub {
      font-size: 1rem; line-height: 1.75;
      max-width: 480px;
    }
    .btn-primary {
      white-space: nowrap;
    }

    /* Visuel hero : bloc éditorial stylisé */
    .hero-visual {
      align-self: start;
    }
    .hero-mockup {
      background: #fff;
      border-radius: 12px 12px 0 0;
      padding: 2rem;
      box-shadow: 0 -20px 60px rgba(0,0,0,.3);
      max-width: 440px;
    }
    .mockup-tag {
      display: inline-block; background: var(--vert-clair); color: #2a6b29;
      font-size: .68rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
      padding: 3px 10px; border-radius: 100px; margin-bottom: 1rem;
    }
    .mockup-title {
      font-size: 1.05rem; font-weight: 800; color: var(--bleu-sombre);
      margin-bottom: .5rem; line-height: 1.3;
    }
    .mockup-bar {
      height: 6px; border-radius: 3px; background: var(--border);
      margin-bottom: .4rem; overflow: hidden;
    }
    .mockup-bar span { display: block; height: 100%; border-radius: 3px; }
    .mockup-bar:nth-child(3) span { width: 90%; background: var(--bleu); }
    .mockup-bar:nth-child(4) span { width: 70%; background: var(--vert); }
    .mockup-bar:nth-child(5) span { width: 55%; background: var(--jaune); }
    .mockup-footer {
      display: flex; justify-content: space-between; align-items: center;
      margin-top: 1.5rem; padding-top: 1rem;
      border-top: 1px solid var(--border);
      font-size: .78rem; color: var(--texte-doux);
    }
    .mockup-dot {
      width: 8px; height: 8px; border-radius: 50%; background: var(--vert); display: inline-block; margin-right: .4rem;
    }

    /* SECTION LABEL / TITLE communs */
    .section-label {
      margin-bottom: .6rem;
    }
    .section-title {
      font-size: clamp(1.6rem, 3vw, 2.2rem);
      margin-bottom: 1rem;
    }

    /* SECTION PROBLÈME */
    .section-probleme {
      padding: 100px 5vw;
      background: var(--bleu-tres-clair);
      border-bottom: 1px solid var(--border);
    }
    .section-probleme-inner { max-width: 1100px; margin: 0 auto; }
    .section-probleme .section-title { max-width: 650px; margin-bottom: 3rem; }
    .probleme-grid {
      display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
    }
    .probleme-card {
      background: #fff; border: 1px solid var(--border);
      border-radius: 10px; padding: 1.75rem;
    }
    .probleme-icon { font-size: 1.5rem; margin-bottom: 1rem; }
    .probleme-card h3 { font-size: .98rem; font-weight: 700; color: var(--bleu-sombre); margin-bottom: .5rem; }
    .probleme-card p { font-size: .87rem; line-height: 1.65; color: var(--texte-doux); }

    /* SECTION OFFRE — alternée */
    .section-offre { padding: 0 5vw; }
    .section-offre-inner { max-width: 1100px; margin: 0 auto; }

    .offre-item {
      display: grid; grid-template-columns: 1fr 1fr; gap: 5rem;
      align-items: center; padding: 90px 0;
      border-bottom: 1px solid var(--border);
    }
    .offre-item:last-child { border-bottom: none; }
    .offre-item.reverse .offre-content { order: 2; }
    .offre-item.reverse .offre-visual { order: 1; }

    .offre-content .section-label { margin-bottom: .5rem; }
    .offre-content .section-title { margin-bottom: 1rem; }
    .offre-content p {
      font-size: .975rem; line-height: 1.8; color: var(--texte-doux); margin-bottom: 1.5rem;
    }
    .offre-list {
      display: flex; flex-direction: column; gap: .7rem; margin-bottom: 2rem;
    }
    .offre-list-item {
      display: flex; align-items: flex-start; gap: .75rem;
    }
    .offre-check {
      width: 20px; height: 20px; border-radius: 50%;
      background: var(--vert-clair); flex-shrink: 0;
      display: flex; align-items: center; justify-content: center;
      font-size: .7rem; margin-top: 1px; color: #2a6b29; font-weight: 700;
    }
    .offre-list-item span { font-size: .9rem; line-height: 1.5; color: var(--texte); }

    .btn-secondary {
      display: inline-flex; align-items: center; gap: .4rem;
      background: var(--bleu-sombre); color: #fff;
      font-family: var(--font); font-size: .9rem; font-weight: 700;
      padding: 13px 24px; border-radius: 6px; text-decoration: none;
      transition: background .2s, transform .15s;
    }
    .btn-secondary:hover { background: var(--bleu); transform: translateY(-1px); }
    .btn-secondary::after { content: '→'; transition: transform .2s; }
    .btn-secondary:hover::after { transform: translateX(3px); }

    /* Visuels offre */
    .offre-visual-box {
      border-radius: 12px; overflow: hidden;
      aspect-ratio: 4/3;
      display: flex; align-items: center; justify-content: center;
      font-size: .85rem; color: rgba(255,255,255,.4);
      position: relative;
    }
    .offre-visual-box.bleu { background: linear-gradient(135deg, var(--bleu-sombre) 0%, var(--bleu) 100%); }
    .offre-visual-box.vert { background: linear-gradient(135deg, #1a5e19 0%, var(--vert-clair) 100%); }
    .offre-visual-box.jaune { background: linear-gradient(135deg, #7a5a00 0%, var(--jaune-clair) 100%); }

    /* Pastille flottante sur visuel */
    .visual-badge {
      position: absolute; bottom: 1.5rem; left: 1.5rem;
      background: #fff; border-radius: 8px;
      padding: .75rem 1rem;
      display: flex; align-items: center; gap: .6rem;
      box-shadow: 0 4px 16px rgba(0,0,0,.15);
    }
    .visual-badge-icon { font-size: 1.1rem; }
    .visual-badge-text strong { font-size: .82rem; font-weight: 700; color: var(--bleu-sombre); display: block; }
    .visual-badge-text span { font-size: .75rem; color: var(--texte-doux); }

    /* SECTION PROCESSUS */
    .section-processus {
      padding: 100px 5vw;
      background: var(--bleu-sombre);
    }
    .section-processus-inner { max-width: 1100px; margin: 0 auto; }
    .section-processus .section-label { color: var(--vert); }
    .section-processus .section-title { color: #fff; margin-bottom: 3.5rem; }
    .processus-steps {
      display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
      position: relative;
    }
    .processus-steps::before {
      content: '';
      position: absolute; top: 22px; left: calc(1% + 22px); right: calc(1% + 22px);
      height: 2px; background: rgba(255,255,255,.12);
    }
    .processus-step { position: relative; }
    .step-circle {
      width: 44px; height: 44px; border-radius: 50%;
      background: var(--bleu); border: 2px solid rgba(255,255,255,.15);
      display: flex; align-items: center; justify-content: center;
      font-size: .85rem; font-weight: 800; color: #fff;
      margin-bottom: 1.25rem; position: relative; z-index: 1;
    }
    .processus-step h3 {
      font-size: .95rem; font-weight: 700; color: #fff; margin-bottom: .5rem;
    }
    .processus-step p { font-size: .84rem; line-height: 1.6; color: rgba(255,255,255,.55); }


    /* SECTION CAS CLIENTS */
    .section-cas {
      padding: 100px 5vw;
      background: var(--bleu-tres-clair);
    }
    .section-cas-inner { max-width: 1100px; margin: 0 auto; }
    .section-cas .section-title { margin-bottom: 3rem; }
    .cas-grid {
      display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem;
    }
    .cas-card {
      background: #fff; border: 1px solid var(--border);
      border-radius: 10px; padding: 2rem;
      display: flex; flex-direction: column; gap: 1.25rem;
    }
    .cas-card-header { display: flex; align-items: center; gap: 1rem; }
    .cas-logo-placeholder {
      width: 48px; height: 48px; border-radius: 8px;
      background: var(--bleu-tres-clair); border: 1px solid var(--border);
      display: flex; align-items: center; justify-content: center;
      font-size: .65rem; font-weight: 700; color: var(--bleu); text-align: center;
      line-height: 1.3;
    }
    .cas-client-info strong { font-size: .92rem; font-weight: 700; color: var(--bleu-sombre); display: block; }
    .cas-client-info span { font-size: .78rem; color: var(--texte-doux); }
    .cas-tag {
      display: inline-block; background: var(--bleu-tres-clair);
      border: 1px solid var(--bleu-clair); color: var(--bleu);
      font-size: .7rem; font-weight: 700; letter-spacing: .08em;
      text-transform: uppercase; padding: 3px 10px; border-radius: 100px;
      margin-left: auto;
    }
    .cas-card blockquote {
      font-size: .9rem; line-height: 1.7; color: var(--texte-doux); font-style: italic;
      padding-left: 1rem; border-left: 3px solid var(--vert);
    }
    .cas-result {
      display: flex; gap: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--border);
    }
    .cas-result-item { text-align: center; }
    .cas-result-number {
      font-size: 1.4rem; font-weight: 800; color: var(--bleu);
      letter-spacing: -.03em; display: block;
    }
    .cas-result-label { font-size: .75rem; color: var(--texte-doux); margin-top: .15rem; }

    
    /* RESPONSIVE */
    @media (max-width: 960px) {
      .hero { grid-template-columns: 1fr; padding-bottom: 60px; }
      .hero-visual { display: none; }
      .probleme-grid { grid-template-columns: 1fr 1fr; }
      .offre-item, .offre-item.reverse { grid-template-columns: 1fr; gap: 2.5rem; }
      .offre-item.reverse .offre-content { order: 1; }
      .offre-item.reverse .offre-visual { order: 2; }
      .processus-steps { grid-template-columns: repeat(2, 1fr); }
      .processus-steps::before { display: none; }
      .cas-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 600px) {
      .probleme-grid { grid-template-columns: 1fr; }
      .processus-steps { grid-template-columns: 1fr; }
      .section-cta-band { flex-direction: column; }
    }