:root{
      --ink: #000F09;
      --forest: #376332;
      --lime: #18E300;
      --cyan: #05F1E1;
      --paper: #FBFEF7;
      --muted: #6d746f;
      --line: rgba(0,15,9,.10);
      --radius: 22px;
      --shadow: 0 10px 24px rgba(0,15,9,.04);
      --accent-gradient: linear-gradient(90deg, var(--forest), var(--cyan));
    }

    .grad-c {
        --g: linear-gradient(90deg,var(--ink),var(--forest));
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
      background: var(--paper);
      color: var(--ink);
      line-height: 1.45;
    }
    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }

    .container {
      width: min(1200px, calc(100% - 32px));
      margin: 0 auto;
    }

    /* Header */
    .header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(251,254,247,.94);
      backdrop-filter: saturate(140%) blur(10px);
      border-bottom: 1px solid var(--line);
    }
    .header-inner {
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      min-height:76px;
      padding: 12px 0;
    }
    .brand {
      display:flex;
      flex-direction:column;
      gap:2px;
      font-weight:800;
      letter-spacing:-.03em;
    }
    .brand .logo {
      font-size:1.35rem;
      background: var(--g);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }
    .brand .tag {
      font-size:.78rem;
      font-weight:500;
      color: var(--muted);
    }
    .nav {
      display:flex;
      gap:22px;
      align-items:center;
      font-size:.95rem;
      font-weight:600;
    }
    .nav a:not('.button') {
      padding:.4rem 0;
      color:var(--ink);
    }
    .nav a:hover { color: var(--forest); }

    /* Hero */
    .hero {
      padding: 0px 0 0;
    }
    .hero-card {
      /* border-top:1px solid var(--line); */
      /* border-bottom:1px solid var(--line); */
      padding:18px 0 48px;
    }
    .hero-logo {
      font-size: clamp(2.5rem, 7vw, 5rem);
      line-height:.92;
      letter-spacing:-.06em;
      font-weight:800;
      color:var(--ink);
      margin:0;
    }
    .hero-logo .accent {
      background: var(--accent-gradient);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }
    .hero-title {
      font-size: clamp(1.3rem, 2vw, 3.3rem);
      line-height:1.235em;
      letter-spacing:-.05em;
      margin: 22px 0 10px;
    }
    .hero-copy {
      font-size:1.05rem;
      /* color: var(--forest); */
      max-width: 80%;
      margin:0;
    }

    /* Axes / Cards */
    .axes {
      padding: 14px 0 28px;
    }
    .axes-grid {
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:16px;
      align-items:stretch;
    }
    .axis {
      background: #fff;
      border:1px solid var(--line);
      border-radius: var(--radius);
      overflow:hidden;
      display:flex;
      flex-direction:column;
      min-height:100px;
      box-shadow: var(--shadow);
    }
    .axis-media {
      display:flex;
      position:relative;
      aspect-ratio: 4/3;
      overflow:hidden;
      background: linear-gradient(135deg, rgba(0,15,9,.08), rgba(5,241,225,.12));
    }
    .axis-media img { width:100%; height:100%; object-fit:cover; }
    .axis-media::after {
      content: "";
      position:absolute;
      inset:0;
      background: linear-gradient(180deg, rgba(0,15,9,.12), rgba(0,15,9,.45));
    }
    .axis-title {
      position:absolute;
      z-index:1;
      color: #fff;
      font-size: clamp(1.5rem, 10vw, 2.2rem);
      line-height:1.365em;
      font-weight:800;
      text-align:center;
      width:100%;
      text-transform: lowercase;
      text-shadow: 0 2px 1px rgba(0,0,0,.35);
      margin:0;
      align-self:center;
      justify-self:center;
      padding: 12px;
    }
    .axis-body { padding:16px; }
    .axis-main { font-size:1rem; font-weight:800; margin:0 0 8px; color: var(--ink); }
    .axis-ph { font-size:.98rem; color:#22302a; margin:0 0 12px; }
    .axis-mini { font-size:.92rem; color:var(--muted); margin:0 0 14px; }
    .axis-link {
      display:inline-flex;
      align-items:center;
      gap:6px;
      font-weight:700;
      color:var(--forest);
    }
    .axis-link:hover { color:var(--cyan); }

    /* Accent bands on cards */
    .axis .band {
      height:8px;
      /* border-top-left-radius: var(--radius); */
      /* border-top-right-radius: var(--radius); */radius
      margin-top: -1px;
    }
    .axis#culturelle .band { background: linear-gradient(90deg, var(--forest), rgba(55,99,50,.6)); }
    .axis#scientifique .band { background: linear-gradient(90deg, var(--lime), var(--cyan)); }
    .axis#communication .band { background: linear-gradient(90deg, var(--cyan), rgba(5,241,225,.9)); }

    /* Contact / Form */
    .contact {
      border:1px solid var(--line);
      background: linear-gradient(180deg, #fff, rgba(251,254,247,.92));
      border-radius: var(--radius);
      padding:22px;
      box-shadow: var(--shadow);
    }
    .contact p { margin:0 0 16px; color:#22302a; }

    form { display:grid; gap:12px; grid-template-columns: repeat(2, minmax(0,1fr)); }
    .full { grid-column: 1 / -1; }
    label { display:block; gap:6px; font-size:.92rem; font-weight:600; }
    input, select, textarea {
      width:100%;
      border:1px solid var(--line);
      border-radius:14px;
      background:#fff;
      padding:14px;
      font:inherit;
      color:var(--ink);
      outline:none;
    }
    input:focus, select:focus, textarea:focus {
      border-color: rgba(5,241,225,.8);
      box-shadow: 0 0 0 4px rgba(5,241,225,.12);
    }
    textarea { min-height:140px; resize:vertical; }

    /* Buttons */
    .btns { display:flex; gap:12px; flex-wrap:wrap; margin-top:4px; }
    button, .button{
      appearance:none;
      border:0;
      cursor:pointer;
      border-radius:999px;
      padding:12px 18px;
      font:inherit;
      font-weight:800;
    }
    .primary {
      background: var(--lime);
      color: var(--ink);
      box-shadow: 0 6px 18px rgba(5,241,225,.12);
    }
    .secondary {
      background: transparent;
      color: var(--forest);
      border:1px solid rgba(55,99,50,.35);
    }

    /* Footer */
    .footer {
      margin-top:8px;
      background: var(--ink);
      color: var(--paper);
      padding:28px 0;
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      font-size: 0.85em;
    }
    .footer-inner { display:flex; justify-content:space-between; gap:18px; align-items:flex-start; }
    .footer strong { display:block; margin-bottom:8px; }
    .footer p, .footer a { color: rgba(251,254,247,.88); margin:0; }
      .nav.nav-mobile { display: none;}

    /* Responsive */
    @media (max-width:920px) {
      .nav { display:none; }
      .nav.nav-mobile { display: block;}
      .axes{ max-width: 470px; margin: 0 auto;}
      .axes-grid { grid-template-columns: 1fr; }
      .hero-title { max-width:100%;  margin: 6px 0 10px; }
      .footer-inner { flex-direction:column; }
          .hero-copy {
      font-size:1.05rem;
      max-width: 100%;
      margin:0;

    }

    .footer {
        position: static;
    }
    }