:root {
    --bg: #F8FBFA;
    --card: #FFFFFF;
    --ink: #10201B;
    --muted: #51625B;
    --emerald: #0E7A5F;
    --emerald-deep: #09553F;
    --mint: #6EE7C0;
    --amber: #B45309;
    --red: #C2410C;
    --night: #0B1613;
    --night-card: #12211C;
    --radius: 22px;
    --ease: cubic-bezier(.16,1,.3,1);
  }
  * { box-sizing: border-box; margin: 0; }
  html { scroll-behavior: smooth; }
  body {
    background: var(--bg); color: var(--ink);
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 17px; line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }
  h1,h2,h3 { font-family: 'Fraunces', serif; line-height: 1.06; letter-spacing: -0.02em; font-weight: 600; }
  a { color: inherit; }
  .wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

  /* ---------- Nav ---------- */
  nav {
    position: fixed; top: 16px; left: 16px; right: 16px; z-index: 50;
    max-width: 1120px; margin: 0 auto;
    display: flex; align-items: center; gap: 28px;
    padding: 12px 22px;
    background: rgba(255,255,255,.82); backdrop-filter: blur(14px);
    border: 1px solid rgba(16,32,27,.08); border-radius: 18px;
    box-shadow: 0 10px 40px rgba(9,85,63,.08);
  }
  .logo { font-family:'Fraunces',serif; font-size: 24px; font-weight: 700; color: var(--emerald); text-decoration: none; display: inline-flex; align-items: center; }
  .logo .mark { flex: none; margin-right: 10px; }
  .logo span { color: var(--ink); }
  nav .links { display: flex; gap: 22px; margin-left: auto; }
  nav .links a { text-decoration: none; color: var(--muted); font-size: 15px; font-weight: 500; transition: color .2s; }
  nav .links a:hover { color: var(--emerald); }
  .btn {
    display: inline-flex; align-items: center; gap: 9px;
    padding: 13px 24px; border-radius: 999px; border: 0; cursor: pointer;
    font: 600 15.5px 'Inter', sans-serif; text-decoration: none;
    transition: transform .2s var(--ease), box-shadow .2s, background .2s;
  }
  .btn:focus-visible { outline: 3px solid var(--mint); outline-offset: 2px; }
  .btn-primary { background: linear-gradient(135deg, #12A57F, var(--emerald-deep)); color: #fff; box-shadow: 0 10px 28px rgba(14,122,95,.35); }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px rgba(14,122,95,.42); }
  .btn-ghost { background: transparent; color: var(--ink); border: 1.5px solid rgba(16,32,27,.18); }
  .btn-ghost:hover { border-color: var(--emerald); color: var(--emerald); }
  .btn-light { background: #fff; color: var(--emerald-deep); }
  .btn-light:hover { transform: translateY(-2px); }
  nav .btn { padding: 10px 20px; }
  @media (max-width: 720px) { nav .links { display:none; } }

  /* ---------- Hero ---------- */
  .hero { padding: 150px 0 90px; position: relative; }
  .calli {
    position: absolute; z-index: -1; inset: 60px 0 auto auto;
    font-family: 'Aref Ruqaa', serif; direction: rtl; user-select: none;
    color: rgba(14,122,95,.07); font-size: clamp(120px, 22vw, 300px);
    line-height: 1; white-space: nowrap; pointer-events: none;
  }
  .calli-inline {
    font-family: 'Aref Ruqaa', serif; direction: rtl; display: inline-block;
    color: var(--emerald); font-size: 1.25em; transform: translateY(2px);
  }
  .dark .calli-dark {
    position: absolute; right: 26px; bottom: 10px; pointer-events: none;
    font-family: 'Aref Ruqaa', serif; direction: rtl; line-height: 1;
    color: rgba(110,231,192,.08); font-size: clamp(90px, 14vw, 190px);
    user-select: none;
  }
  .dark { position: relative; overflow: hidden; }
  .hero .wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
  @media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; } }
  .kicker {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(110,231,192,.18); color: var(--emerald-deep);
    border: 1px solid rgba(14,122,95,.2);
    padding: 7px 14px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
    margin-bottom: 22px;
  }
  .hero h1 { font-size: clamp(44px, 6.4vw, 76px); margin-bottom: 22px; }
  .hero h1 em { font-style: normal; color: var(--emerald); position: relative; }
  .hero p.lead { font-size: 19px; color: var(--muted); max-width: 34em; margin-bottom: 34px; }
  .hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
  .trust { margin-top: 38px; display: flex; gap: 26px; flex-wrap: wrap; color: var(--muted); font-size: 14px; }
  .trust b { color: var(--ink); font-weight: 600; }

  /* Téléphone mock */
  .phone-scene { display: flex; justify-content: center; perspective: 1200px; }
  .phone {
    width: 300px; border-radius: 42px; padding: 14px;
    background: linear-gradient(160deg, #1d2b26, #0B1613);
    box-shadow: 0 40px 90px rgba(9,85,63,.35), inset 0 0 0 2px rgba(255,255,255,.06);
    transform: rotateY(-8deg) rotateX(4deg);
    animation: floaty 7s ease-in-out infinite;
  }
  @keyframes floaty { 0%,100% { transform: rotateY(-8deg) rotateX(4deg) translateY(0);} 50% { transform: rotateY(-8deg) rotateX(4deg) translateY(-12px);} }
  .screen { background: var(--bg); border-radius: 30px; overflow: hidden; padding: 18px 16px 22px; }
  .screen .s-brand { color: var(--emerald); font: 700 15px 'Fraunces', serif; margin-bottom: 10px; }
  .s-product { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; }
  .s-thumb { width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(135deg,#f3d9b8,#e8b45a); position: relative; overflow: hidden; }
  .s-thumb::after { content:''; position:absolute; inset:0; background: repeating-linear-gradient(90deg, transparent 0 6px, rgba(0,0,0,.14) 6px 8px); }
  .s-product b { font-size: 14px; display: block; }
  .s-product small { color: var(--muted); font-size: 11.5px; }
  .s-banner {
    border-radius: 16px; padding: 13px 14px; display: flex; gap: 10px; align-items: center;
    background: #FBE5DC; border: 1px solid rgba(194,65,12,.3); margin-bottom: 12px;
  }
  .s-banner .dot { width: 34px; height: 34px; border-radius: 50%; background: rgba(194,65,12,.16); display:grid; place-items:center; color: var(--red); font-weight: 800; }
  .s-banner b { font-family:'Fraunces',serif; color: var(--red); font-size: 19px; display:block; }
  .s-banner small { font-size: 10.5px; color: var(--ink); }
  .s-scores { display: flex; justify-content: space-around; background: #fff; border: 1px solid rgba(16,32,27,.07); border-radius: 16px; padding: 12px 8px; margin-bottom: 12px; }
  .s-score { text-align: center; font-size: 10px; color: var(--muted); }
  .s-score .pill { width: 34px; height: 34px; margin: 0 auto 4px; border-radius: 11px; display: grid; place-items: center; color: #fff; font: 700 15px 'Fraunces', serif; }
  .s-why { background: #fff; border: 1px solid rgba(16,32,27,.07); border-radius: 14px; padding: 10px 12px; font-size: 11.5px; display:flex; gap:8px; align-items:center; }
  .s-why .w { color: var(--red); font-weight: 700; }
  .scanline { position: relative; }
  .scanline::before {
    content: ''; position: absolute; left: 8%; right: 8%; height: 3px; border-radius: 3px;
    background: linear-gradient(90deg, transparent, var(--mint), transparent);
    animation: scan 3.2s ease-in-out infinite; z-index: 2; top: 20%;
    box-shadow: 0 0 18px rgba(110,231,192,.8);
  }
  @keyframes scan { 0%,100% { top: 18%; opacity:.0 } 12% {opacity:1} 50% { top: 78%; } 88% {opacity:1} }

  /* ---------- Sections communes ---------- */
  section { padding: 96px 0; }
  .sec-kicker { color: var(--emerald); font-weight: 700; font-size: 14px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 14px; }
  h2 { font-size: clamp(32px, 4.4vw, 52px); margin-bottom: 18px; max-width: 18em; }
  .sub { color: var(--muted); max-width: 40em; font-size: 18px; }

  .reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
  .reveal.in { opacity: 1; transform: none; }
  @media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    .phone, .scanline::before, .step-num { animation: none !important; }
  }

  /* ---------- Étapes ---------- */
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 54px; }
  @media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }
  .step {
    background: var(--card); border: 1px solid rgba(16,32,27,.07); border-radius: var(--radius);
    padding: 30px 26px; box-shadow: 0 14px 40px rgba(9,85,63,.06);
    transition: transform .25s var(--ease), box-shadow .25s;
  }
  .step:hover { transform: translateY(-6px); box-shadow: 0 24px 54px rgba(9,85,63,.12); }
  .step-num {
    width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
    background: linear-gradient(135deg,#12A57F,var(--emerald-deep)); color: #fff;
    font: 700 20px 'Fraunces', serif; margin-bottom: 18px;
  }
  .step h3 { font-size: 22px; margin-bottom: 10px; }
  .step p { color: var(--muted); font-size: 15.5px; }

  /* ---------- Modèle de confiance (sombre) ---------- */
  .dark {
    background:
      radial-gradient(1200px 500px at 80% -10%, rgba(14,122,95,.35), transparent 60%),
      var(--night);
    color: #E8F2ED; border-radius: 44px; margin: 0 16px;
  }
  .dark .sub, .dark p { color: #9DB0A7; }
  .dark h2 { color: #E8F2ED; }
  .pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 50px; }
  @media (max-width: 820px) { .pillars { grid-template-columns: 1fr; } }
  .pillar { background: rgba(255,255,255,.045); border: 1px solid rgba(110,231,192,.16); border-radius: var(--radius); padding: 28px 24px; }
  .pillar .ic { font-size: 26px; margin-bottom: 14px; display:block; color: var(--mint); }
  .pillar h3 { color: #E8F2ED; font-size: 20px; margin-bottom: 10px; }
  .pillar p { font-size: 15px; }
  .rule-banner {
    margin-top: 44px; border-radius: var(--radius);
    border: 1px solid rgba(110,231,192,.3);
    background: linear-gradient(120deg, rgba(14,122,95,.25), rgba(110,231,192,.08));
    padding: 26px 30px; font-size: 17px; color: #E8F2ED;
  }
  .rule-banner b { color: var(--mint); }

  /* ---------- Santé ---------- */
  .split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
  @media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
  .badges { display: flex; gap: 14px; margin-top: 26px; flex-wrap: wrap; }
  .badge-card { background: var(--card); border: 1px solid rgba(16,32,27,.08); border-radius: 18px; padding: 16px 20px; display:flex; align-items:center; gap: 12px; box-shadow: 0 10px 30px rgba(9,85,63,.06); }
  .badge-card .pill { width: 42px; height: 42px; border-radius: 12px; display:grid; place-items:center; color:#fff; font: 700 18px 'Fraunces',serif; }
  .badge-card small { color: var(--muted); display: block; font-size: 12.5px; }
  .badge-card b { font-size: 15px; }
  ul.checks { list-style: none; padding: 0; margin-top: 24px; display: grid; gap: 14px; }
  ul.checks li { padding-left: 34px; position: relative; color: var(--muted); }
  ul.checks li::before {
    content: '✓'; position: absolute; left: 0; top: 0;
    width: 24px; height: 24px; border-radius: 8px; display: grid; place-items: center;
    background: rgba(110,231,192,.25); color: var(--emerald-deep); font-weight: 800; font-size: 13px;
  }
  ul.checks b { color: var(--ink); }

  /* ---------- Stats ---------- */
  .stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; margin-top: 40px; }
  @media (max-width: 820px) { .stats { grid-template-columns: repeat(2,1fr); } }
  .stat { text-align: center; background: var(--card); border-radius: var(--radius); border: 1px solid rgba(16,32,27,.07); padding: 28px 10px; }
  .stat b { font: 600 40px 'Fraunces', serif; color: var(--emerald); display: block; }
  .stat span { color: var(--muted); font-size: 14px; }

  /* ---------- Download ---------- */
  .dl {
    border-radius: 44px; margin: 0 16px;
    background: linear-gradient(135deg, #12A57F, var(--emerald-deep));
    color: #fff; text-align: center; position: relative; overflow: hidden;
  }
  .dl::before, .dl::after {
    content: ''; position: absolute; border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,.14);
  }
  .dl::before { width: 560px; height: 560px; top: -220px; right: -140px; }
  .dl::after  { width: 380px; height: 380px; bottom: -160px; left: -100px; }
  .dl h2 { color: #fff; margin: 0 auto 16px; }
  .dl .sub { color: rgba(255,255,255,.82); margin: 0 auto 36px; }
  .dl .cta-row { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; position: relative; z-index: 1; }
  .dl small.note { display: block; margin-top: 22px; color: rgba(255,255,255,.65); font-size: 13px; }

  /* ---------- FAQ + footer ---------- */
  details {
    background: var(--card); border: 1px solid rgba(16,32,27,.08);
    border-radius: 16px; padding: 20px 24px; margin-bottom: 12px;
    transition: box-shadow .2s;
  }
  details:hover { box-shadow: 0 10px 30px rgba(9,85,63,.07); }
  summary { cursor: pointer; font-weight: 600; font-size: 16.5px; list-style: none; display: flex; justify-content: space-between; align-items: center; }
  summary::after { content: '+'; font: 500 24px 'Fraunces', serif; color: var(--emerald); transition: transform .25s var(--ease); }
  details[open] summary::after { transform: rotate(45deg); }
  details p { margin-top: 12px; color: var(--muted); font-size: 15.5px; }
  footer { padding: 54px 0 40px; color: var(--muted); font-size: 14px; }
  footer .wrap { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; justify-content: space-between; }
  footer a { color: var(--muted); }

  /* ---------- RTL (arabe) ---------- */
  [dir="rtl"] .links { margin-left: 0; margin-right: auto; }
  [dir="rtl"] ul.checks li { padding-left: 0; padding-right: 34px; }
  [dir="rtl"] ul.checks li::before { left: auto; right: 0; }
  [dir="rtl"] .calli { inset: 60px auto auto 0; }
  [dir="rtl"] .dark .calli-dark { right: auto; left: 26px; }
  [dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3 { letter-spacing: 0; }

  /* Sélecteur de langue */
  .lang { display: flex; gap: 4px; align-items: center; font-size: 13.5px; }
  .lang a { text-decoration: none; color: var(--muted); padding: 5px 8px; border-radius: 8px; font-weight: 600; }
  .lang a:hover { color: var(--emerald); background: rgba(110,231,192,.15); }
  .lang a.on { color: var(--emerald-deep); background: rgba(110,231,192,.25); }