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

    :root {
      --blue:      #1F6CC0;
      --blue-tech: #1488D8;
      --blue-light:#1FB6D9;
      --blue-deep: #1C4E9A;
      --white:     #FFFFFF;
      --gray-bg:   #F3F6F9;
      --gray-text: #4A5568;
      --grad: linear-gradient(135deg, #1FB6D9, #1F6CC0, #1C4E9A);
      --grad-r: linear-gradient(135deg, #1C4E9A, #1F6CC0, #1FB6D9);
    }

    html { scroll-behavior: smooth; }

    body {
      font-family: 'Poppins', sans-serif;
      color: #1a202c;
      overflow-x: hidden;
    }

    /* ── NAVBAR ── */
    nav {
      position: fixed; top: 0; width: 100%; z-index: 1000;
      display: flex; align-items: center; justify-content: space-between;
      padding: 0 5%; height: 72px;
      background: rgba(255,255,255,0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(31,108,192,0.12);
      transition: box-shadow .3s;
    }
    nav.scrolled { box-shadow: 0 4px 30px rgba(31,108,192,0.12); }

    .nav-logo { display: flex; align-items: center; gap: 10px; }
    .nav-logo img { height: 44px; }
    .nav-logo span {
      font-family: 'Montserrat', sans-serif;
      font-weight: 800; font-size: 1.15rem;
      background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    }

    .nav-links { display: flex; gap: 2rem; list-style: none; }
    .nav-links a {
      font-size: .88rem; font-weight: 500; color: var(--gray-text);
      text-decoration: none; transition: color .2s;
    }
    .nav-links a:hover { color: var(--blue); }

    .nav-cta {
      background: var(--grad); color: #fff;
      border: none; border-radius: 50px; padding: 10px 22px;
      font-family: 'Poppins', sans-serif; font-size: .85rem; font-weight: 600;
      cursor: pointer; text-decoration: none;
      display: flex; align-items: center; gap: 7px;
      transition: opacity .2s, transform .2s;
    }
    .nav-cta:hover { opacity: .9; transform: translateY(-1px); }

    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
    .hamburger span { width: 25px; height: 2px; background: var(--blue); border-radius: 2px; transition: .3s; }

    /* ── HERO ── */
    #hero {
      min-height: 100vh;
      background: var(--grad);
      display: flex; align-items: center;
      padding: 100px 5% 60px;
      position: relative; overflow: hidden;
    }

    /* network dots decoration */
    #hero::before {
      content: '';
      position: absolute; inset: 0;
      background-image:
        radial-gradient(circle, rgba(255,255,255,.18) 1px, transparent 1px);
      background-size: 40px 40px;
      pointer-events: none;
    }
    #hero::after {
      content: '';
      position: absolute;
      right: -120px; top: 50%; transform: translateY(-50%);
      width: 600px; height: 600px; border-radius: 50%;
      background: rgba(255,255,255,.05);
      border: 60px solid rgba(255,255,255,.06);
    }

    .hero-inner {
      max-width: 1200px; margin: 0 auto; width: 100%;
      display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
      position: relative; z-index: 1;
    }

    .hero-badge {
      display: inline-flex; align-items: center; gap: 8px;
      background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.3);
      border-radius: 50px; padding: 6px 16px; margin-bottom: 1.5rem;
      font-size: .78rem; font-weight: 600; color: #fff; letter-spacing: .05em; text-transform: uppercase;
    }
    .hero-badge span { width: 8px; height: 8px; border-radius: 50%; background: #7FDDFF; display: block; animation: pulse 2s infinite; }

    @keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.6;transform:scale(1.4)} }

    .hero-title {
      font-family: 'Montserrat', sans-serif;
      font-weight: 800; font-size: clamp(2rem, 4vw, 3.2rem);
      line-height: 1.15; color: #fff; margin-bottom: 1.25rem;
    }
    .hero-title em { font-style: normal; color: #A8E6FF; }

    .hero-sub {
      font-size: 1.05rem; line-height: 1.75; color: rgba(255,255,255,.88);
      margin-bottom: 2.2rem; max-width: 520px;
    }

    .hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

    .btn-wa {
      display: inline-flex; align-items: center; gap: 9px;
      background: #25D366; color: #fff;
      padding: 15px 28px; border-radius: 50px;
      font-weight: 700; font-size: .95rem; text-decoration: none;
      box-shadow: 0 8px 30px rgba(37,211,102,.4);
      transition: transform .2s, box-shadow .2s;
    }
    .btn-wa:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(37,211,102,.5); }

    .btn-demo {
      display: inline-flex; align-items: center; gap: 9px;
      background: rgba(255,255,255,.15); color: #fff;
      border: 2px solid rgba(255,255,255,.5);
      padding: 13px 28px; border-radius: 50px;
      font-weight: 600; font-size: .95rem; text-decoration: none;
      backdrop-filter: blur(8px);
      transition: background .2s, transform .2s;
    }
    .btn-demo:hover { background: rgba(255,255,255,.25); transform: translateY(-2px); }

    .hero-stats {
      display: flex; gap: 2rem; margin-top: 2.5rem; flex-wrap: wrap;
    }
    .hero-stat { text-align: center; }
    .hero-stat strong { display: block; font-family: 'Montserrat', sans-serif; font-size: 1.8rem; font-weight: 800; color: #fff; }
    .hero-stat span { font-size: .78rem; color: rgba(255,255,255,.7); text-transform: uppercase; letter-spacing: .05em; }

    .hero-visual {
      position: relative; display: flex; justify-content: center; align-items: center;
    }
    .hero-mockup {
      background: rgba(255,255,255,.1);
      border: 1px solid rgba(255,255,255,.2);
      border-radius: 20px;
      padding: 24px;
      backdrop-filter: blur(20px);
      width: 100%; max-width: 460px;
      box-shadow: 0 30px 80px rgba(0,0,0,.2);
    }
    .mockup-bar { display: flex; gap: 6px; margin-bottom: 16px; }
    .mockup-bar i { width: 10px; height: 10px; border-radius: 50%; }
    .mockup-bar i:nth-child(1){background:#FF5F57}
    .mockup-bar i:nth-child(2){background:#FFBD2E}
    .mockup-bar i:nth-child(3){background:#28CA42}

    .mockup-kpis {
      display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-bottom: 14px;
    }
    .kpi {
      background: rgba(255,255,255,.12); border-radius: 12px; padding: 14px 10px; text-align: center;
      border: 1px solid rgba(255,255,255,.15);
    }
    .kpi .val { font-family:'Montserrat',sans-serif; font-weight:800; font-size:1.3rem; color:#fff; }
    .kpi .lab { font-size:.68rem; color:rgba(255,255,255,.65); margin-top:3px; }

    .mockup-chart {
      background: rgba(255,255,255,.08); border-radius: 12px; padding: 14px;
      border: 1px solid rgba(255,255,255,.1);
    }
    .chart-label { font-size:.72rem; color:rgba(255,255,255,.65); margin-bottom:10px; }
    .chart-bars { display:flex; align-items:flex-end; gap:6px; height:70px; }
    .bar {
      flex:1; border-radius: 4px 4px 0 0;
      background: linear-gradient(180deg,rgba(255,255,255,.7),rgba(255,255,255,.3));
      animation: grow .8s ease both;
    }
    @keyframes grow { from{transform:scaleY(0);transform-origin:bottom} to{transform:scaleY(1)} }

    .mockup-row {
      display:flex; gap:10px; margin-top:10px;
    }
    .mockup-card {
      flex:1; background:rgba(255,255,255,.1); border-radius:10px; padding:12px;
      border:1px solid rgba(255,255,255,.12);
    }
    .mockup-card .mc-label { font-size:.65rem; color:rgba(255,255,255,.6); margin-bottom:5px; }
    .mockup-card .mc-val { font-size:.9rem; font-weight:700; color:#fff; }

    /* ── SECTIONS COMMUNES ── */
    section { padding: 90px 5%; }
    .section-inner { max-width: 1200px; margin: 0 auto; }

    .section-tag {
      display: inline-block;
      background: rgba(31,108,192,.1); color: var(--blue);
      border-radius: 50px; padding: 5px 16px;
      font-size: .76rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
      margin-bottom: 1rem;
    }

    .section-title {
      font-family: 'Montserrat', sans-serif;
      font-weight: 800; font-size: clamp(1.6rem, 3vw, 2.4rem);
      line-height: 1.2; margin-bottom: 1rem; color: #0f172a;
    }
    .section-title span { color: var(--blue); }

    .section-sub {
      font-size: 1rem; color: var(--gray-text); line-height: 1.75;
      max-width: 600px; margin-bottom: 3rem;
    }

    /* ── PROBLÈMES ── */
    #problemes { background: var(--gray-bg); }

    .problems-grid {
      display: grid; grid-template-columns: repeat(auto-fit, minmax(270px,1fr)); gap: 1.5rem;
    }
    .problem-card {
      background: #fff; border-radius: 16px; padding: 28px;
      border: 1px solid #e2e8f0;
      transition: transform .25s, box-shadow .25s;
      position: relative; overflow: hidden;
    }
    .problem-card::before {
      content:''; position:absolute; top:0; left:0; right:0; height:3px;
      background: var(--grad);
    }
    .problem-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(31,108,192,.1); }

    .problem-icon {
      width: 52px; height: 52px; border-radius: 14px;
      background: rgba(31,108,192,.08); display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem; margin-bottom: 1rem;
    }
    .problem-card h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:1rem; color:#0f172a; margin-bottom:.5rem; }
    .problem-card p { font-size:.88rem; color:var(--gray-text); line-height:1.65; }

    /* ── SOLUTION ── */
    #solution {
      background: #0f172a;
      position: relative; overflow: hidden;
    }
    #solution::before {
      content:''; position:absolute; inset:0;
      background: radial-gradient(ellipse at 70% 50%, rgba(31,108,192,.3), transparent 60%);
    }
    #solution .section-tag { background:rgba(31,180,217,.15); color:#7FDDFF; }
    #solution .section-title { color:#fff; }
    #solution .section-sub { color:rgba(255,255,255,.7); }

    .solution-grid {
      display: grid; grid-template-columns: repeat(auto-fit,minmax(250px,1fr)); gap:1.5rem;
      position:relative;z-index:1;
    }
    .sol-card {
      background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
      border-radius: 18px; padding: 28px;
      transition: background .25s, transform .25s;
    }
    .sol-card:hover { background:rgba(255,255,255,.09); transform:translateY(-4px); }
    .sol-num { font-family:'Montserrat',sans-serif; font-size:2.5rem; font-weight:800; color:rgba(31,180,217,.3); margin-bottom:.5rem; }
    .sol-card h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:1rem; color:#fff; margin-bottom:.6rem; }
    .sol-card p { font-size:.87rem; color:rgba(255,255,255,.65); line-height:1.65; }

    /* ── LOGICIELS ── */
    #logiciels { background: #fff; }

    .solutions-grid {
      display: grid; grid-template-columns: repeat(auto-fit,minmax(310px,1fr)); gap:1.5rem;
    }
    .sol-product {
      background: var(--gray-bg); border-radius: 20px; padding: 28px;
      border: 1px solid #e2e8f0;
      display:flex; flex-direction:column;
      transition: transform .25s, box-shadow .25s;
    }
    .sol-product:hover { transform:translateY(-5px); box-shadow:0 20px 50px rgba(31,108,192,.13); }
    .sol-product-header { display:flex; align-items:center; gap:12px; margin-bottom:1rem; }
    .sol-tag {
      background: var(--grad); color:#fff;
      border-radius:8px; padding:6px 12px;
      font-family:'Montserrat',sans-serif; font-weight:800; font-size:.9rem;
      white-space:nowrap;
    }
    .sol-category {
      font-size:.72rem; color:var(--blue); font-weight:600;
      text-transform:uppercase; letter-spacing:.05em;
    }
    .sol-product h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:1.05rem; color:#0f172a; margin-bottom:.5rem; }
    .sol-product .benefit {
      flex:1; font-size:.88rem; color:var(--gray-text); line-height:1.65; margin-bottom:1.2rem;
    }
    .sol-product .benefit strong { color:var(--blue); font-weight:600; }
    .sol-link {
      display:inline-flex; align-items:center; gap:6px;
      color:var(--blue); font-size:.85rem; font-weight:600; text-decoration:none;
      transition:gap .2s;
    }
    .sol-link:hover { gap:10px; }

    /* ── SERVICES ── */
    #services { background: var(--gray-bg); }

    .services-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:1.5rem; }
    .service-card {
      background:#fff; border-radius:18px; padding:32px;
      border:1px solid #e2e8f0;
      text-align:center;
      transition:transform .25s, box-shadow .25s;
    }
    .service-card:hover { transform:translateY(-5px); box-shadow:0 16px 40px rgba(31,108,192,.1); }
    .service-icon {
      width:64px; height:64px; border-radius:50%;
      background:var(--grad); display:flex; align-items:center; justify-content:center;
      font-size:1.6rem; margin:0 auto 1.2rem;
      box-shadow:0 8px 24px rgba(31,108,192,.3);
    }
    .service-card h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:1rem; color:#0f172a; margin-bottom:.6rem; }
    .service-card p { font-size:.86rem; color:var(--gray-text); line-height:1.65; }

    /* ── CAS CLIENT ── */
    #cas-client { background:#fff; }

    .story-container {
      background: #0f172a; border-radius:24px; overflow:hidden;
      display:grid; grid-template-columns:1fr 1fr;
    }
    .story-left {
      background:var(--grad); padding:48px;
      display:flex; flex-direction:column; justify-content:space-between;
    }
    .story-label { font-size:.72rem; font-weight:700; color:rgba(255,255,255,.7); text-transform:uppercase; letter-spacing:.08em; margin-bottom:.8rem; }
    .story-quote {
      font-family:'Montserrat',sans-serif; font-weight:800;
      font-size:clamp(1.2rem,2vw,1.7rem); color:#fff; line-height:1.3;
    }
    .story-author { display:flex; align-items:center; gap:12px; margin-top:2rem; }
    .story-avatar {
      width:44px; height:44px; border-radius:50%;
      background:rgba(255,255,255,.25); display:flex; align-items:center; justify-content:center;
      font-size:1.1rem; font-weight:700; color:#fff;
    }
    .story-name { font-weight:600; font-size:.9rem; color:#fff; }
    .story-role { font-size:.78rem; color:rgba(255,255,255,.7); }

    .story-right { padding:48px; }
    .story-timeline { list-style:none; }
    .story-timeline li {
      padding:0 0 28px 28px;
      position:relative;
      border-left:2px solid rgba(31,108,192,.2);
    }
    .story-timeline li:last-child { padding-bottom:0; border-left-color:transparent; }
    .story-timeline li::before {
      content:''; position:absolute; left:-7px; top:0;
      width:12px; height:12px; border-radius:50%;
      background:var(--blue); border:2px solid #0f172a;
    }
    .timeline-date { font-size:.72rem; color:var(--blue-light); font-weight:600; margin-bottom:4px; }
    .timeline-text { font-size:.9rem; color:rgba(255,255,255,.8); line-height:1.55; }

    /* ── POURQUOI ICT4U ── */
    #pourquoi { background:var(--gray-bg); }

    .why-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:1.5rem; }
    .why-card {
      background:#fff; border-radius:16px; padding:28px;
      border:1px solid #e2e8f0; text-align:center;
    }
    .why-card .num {
      font-family:'Montserrat',sans-serif; font-size:2.2rem; font-weight:800;
      background:var(--grad); -webkit-background-clip:text; -webkit-text-fill-color:transparent;
      margin-bottom:.4rem;
    }
    .why-card h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:.95rem; color:#0f172a; margin-bottom:.5rem; }
    .why-card p { font-size:.85rem; color:var(--gray-text); line-height:1.6; }

    /* ── CTA FINAL ── */
    #cta-final {
      background: var(--grad);
      text-align: center; position:relative; overflow:hidden;
    }
    #cta-final::before {
      content:''; position:absolute; inset:0;
      background-image:radial-gradient(circle,rgba(255,255,255,.12) 1px,transparent 1px);
      background-size:32px 32px;
    }
    #cta-final .section-inner { position:relative; z-index:1; }
    #cta-final .section-title { color:#fff; max-width:700px; margin:0 auto 1rem; }
    #cta-final .section-sub { color:rgba(255,255,255,.85); margin:0 auto 2.5rem; }
    .cta-group { display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; }

    .btn-wa-lg {
      display:inline-flex; align-items:center; gap:10px;
      background:#25D366; color:#fff;
      padding:18px 36px; border-radius:50px;
      font-weight:700; font-size:1rem; text-decoration:none;
      box-shadow:0 10px 40px rgba(0,0,0,.2);
      transition:transform .2s, box-shadow .2s;
    }
    .btn-wa-lg:hover { transform:translateY(-3px); box-shadow:0 16px 50px rgba(0,0,0,.3); }

    .btn-outline-white {
      display:inline-flex; align-items:center; gap:10px;
      background:transparent; color:#fff;
      border:2px solid rgba(255,255,255,.6);
      padding:16px 36px; border-radius:50px;
      font-weight:600; font-size:1rem; text-decoration:none;
      transition:background .2s, transform .2s;
    }
    .btn-outline-white:hover { background:rgba(255,255,255,.15); transform:translateY(-3px); }

    /* ── FOOTER ── */
    footer {
      background:#080f1f; color:rgba(255,255,255,.6);
      padding:60px 5% 30px;
    }
    .footer-inner { max-width:1200px; margin:0 auto; }
    .footer-top { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:2.5rem; margin-bottom:3rem; }
    .footer-brand img { height:48px; margin-bottom:1rem; }
    .footer-brand p { font-size:.85rem; line-height:1.7; }
    .footer-brand .sig { font-size:.78rem; color:var(--blue-light); margin-top:.8rem; }
    footer h4 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:.88rem; color:#fff; margin-bottom:1rem; letter-spacing:.03em; }
    footer ul { list-style:none; }
    footer ul li { margin-bottom:.6rem; }
    footer ul li a { font-size:.83rem; color:rgba(255,255,255,.55); text-decoration:none; transition:color .2s; }
    footer ul li a:hover { color:var(--blue-light); }
    .footer-divider { border:none; border-top:1px solid rgba(255,255,255,.08); margin-bottom:1.5rem; }
    .footer-bottom { display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; }
    .footer-bottom p { font-size:.78rem; }
    .footer-contact { display:flex; gap:1.2rem; flex-wrap:wrap; }
    .footer-contact a { font-size:.78rem; color:rgba(255,255,255,.55); text-decoration:none; display:flex; align-items:center; gap:6px; }
    .footer-contact a:hover { color:var(--blue-light); }

    /* ── WHATSAPP FLOTTANT ── */
    .wa-float {
      position:fixed; bottom:28px; right:28px; z-index:999;
      display:flex; align-items:center; gap:10px;
      background:#25D366; color:#fff;
      border-radius:50px; padding:14px 22px;
      font-weight:700; font-size:.88rem; text-decoration:none;
      box-shadow:0 8px 30px rgba(37,211,102,.5);
      transition:transform .2s, box-shadow .2s;
      animation: floatIn .5s .5s both;
    }
    @keyframes floatIn { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }
    .wa-float:hover { transform:translateY(-3px) scale(1.03); box-shadow:0 14px 40px rgba(37,211,102,.55); }
    .wa-float svg { width:20px; height:20px; }

    /* ── ANIMATIONS ── */
    .reveal { opacity:1; }
    

    /* ── RESPONSIVE ── */
    @media (max-width: 900px) {
      .hero-inner { grid-template-columns:1fr; }
      .hero-visual { display:none; }
      .story-container { grid-template-columns:1fr; }
      .footer-top { grid-template-columns:1fr 1fr; }
    }
    @media (max-width: 640px) {
      .nav-links, .nav-cta { display:none; }
      .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 1rem 2rem;
        gap: 1rem;
        box-shadow: 0 4px 12px rgba(0,0,0,.1);
        z-index: 999;
      }
      .hamburger { display:flex; }
      .footer-top { grid-template-columns:1fr; }
      .footer-bottom { flex-direction:column; text-align:center; }
      .wa-float span { display:none; }
      .wa-float { border-radius:50%; padding:14px; }
    }