:root{
    --ink:#14323F;
    --teal-deep:#1E5E68;
    --teal:#2E8B8B;
    --teal-bright:#4FA9A9;
    --teal-glow:#6FC3BC;
    --mist:#E9F1F1;
    --paper:#F2F7F7;
    --line:#D8E4E4;
    --line-soft:#E7EFEF;
    --white:#FFFFFF;
    --muted:#5C7077;
    --danger:#C0492F;
    --grad:linear-gradient(135deg,var(--teal-bright) 0%,var(--teal) 45%,var(--teal-deep) 100%);
    --shadow-sm:0 1px 2px rgba(20,50,63,.06),0 2px 8px rgba(20,50,63,.05);
    --shadow-md:0 8px 30px rgba(20,50,63,.10),0 2px 8px rgba(20,50,63,.05);
    --shadow-lg:0 24px 60px rgba(20,50,63,.16);
    --r:16px;
    --font:'Cairo',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html,body{height:100%}
  body{
    font-family:var(--font);
    color:var(--ink);
    background:var(--paper);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  /* faint halftone-dot atmosphere echoing the globe */
  body::before{
    content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
    background-image:radial-gradient(var(--teal) 1.4px,transparent 1.4px);
    background-size:26px 26px;
    -webkit-mask-image:radial-gradient(115% 80% at 100% 0%,#000 0%,transparent 55%);
    mask-image:radial-gradient(115% 80% at 100% 0%,#000 0%,transparent 55%);
    opacity:.06;
  }
  [dir=ltr] body::before{
    -webkit-mask-image:radial-gradient(115% 80% at 0% 0%,#000 0%,transparent 55%);
    mask-image:radial-gradient(115% 80% at 0% 0%,#000 0%,transparent 55%);
  }
  .wrap{position:relative;z-index:1;max-width:1000px;margin:0 auto;padding:0 18px 64px;min-height:100%}

  /* ---------- Top bar (during form) ---------- */
  .topbar{
    position:sticky;top:0;z-index:30;
    margin:0 -18px 0;padding:12px 18px;
    background:rgba(242,247,247,.86);
    backdrop-filter:saturate(140%) blur(10px);
    border-bottom:1px solid var(--line-soft);
    display:none;
  }
  .topbar.show{display:block}
  .topbar-row{display:flex;align-items:center;gap:14px;max-width:1000px;margin:0 auto}
  .brand-mini{display:flex;align-items:center;gap:9px;flex:0 0 auto;padding:0 15px;}
  .brand-mini img{height:75px;width:auto;display:block}
  .brand-mini .bm-name{font-weight:800;font-size:.82rem;letter-spacing:.02em;line-height:1.05;color:var(--ink)}
  .brand-mini .bm-name small{display:block;font-weight:600;font-size:.62rem;color:var(--teal);letter-spacing:.16em}
  [dir=rtl] .brand-mini .bm-name small{letter-spacing:0}

  /* barometer progress */
  .baro{flex:1 1 auto;min-width:0}
  .baro-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}
  .baro-label{font-size:.74rem;font-weight:700;color:var(--ink)}
  .baro-pct{font-size:.72rem;font-weight:800;color:var(--teal-deep);font-variant-numeric:tabular-nums}
  .baro-track{position:relative;height:8px;border-radius:99px;background:var(--mist);overflow:visible}
  .baro-fill{position:absolute;inset-block:0;inset-inline-start:0;border-radius:99px;background:var(--grad);width:0;transition:width .5s cubic-bezier(.22,1,.36,1)}
  .baro-ticks{position:absolute;inset:0;display:flex;justify-content:space-between;align-items:center;padding:0 1px}
  .baro-ticks i{width:5px;height:5px;border-radius:50%;background:#fff;box-shadow:0 0 0 1.5px var(--line);z-index:2;transition:.3s}
  .baro-ticks i.done{background:var(--white);box-shadow:0 0 0 1.5px var(--teal)}
  .baro-ticks i.cur{transform:scale(1.7);background:var(--teal-deep);box-shadow:0 0 0 3px rgba(79,169,169,.35)}

  .langtoggle{flex:0 0 auto;display:inline-flex;background:var(--white);border:1px solid var(--line);border-radius:99px;padding:3px;box-shadow:var(--shadow-sm)}
  .langtoggle button{font-family:var(--font);border:0;background:transparent;cursor:pointer;font-weight:800;font-size:.78rem;color:var(--muted);padding:5px 11px;border-radius:99px;line-height:1;transition:.2s}
  .langtoggle button.active{background:var(--ink);color:#fff}

  /* ---------- Screens ---------- */
  .screen{display:none;animation:rise .5s cubic-bezier(.22,1,.36,1) both}
  .screen.active{display:block}
  @keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

  /* welcome */
  .welcome{text-align:center;padding-top:46px;}
  .welcome .logo{width:min(330px,76%);height:auto;margin:0 auto 6px;animation:rise .7s .05s both}
  .welcome .kicker{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.22em;color:var(--teal);text-transform:uppercase;margin-bottom:14px}
  [dir=rtl] .welcome .kicker{letter-spacing:.04em}
  .welcome h1{font-size:clamp(1.5rem,4.5vw,2.15rem);font-weight:800;line-height:1.25;color:var(--ink);margin-bottom:18px;letter-spacing:-.01em}
  .welcome .intro{font-size:1rem;color:var(--muted);max-width:1000px;margin:0 auto 26px;}
  .welcome .intro b{color:var(--ink);font-weight:700}
  .meta{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:30px}
  .chip{display:inline-flex;align-items:center;gap:7px;background:var(--white);border:1px solid var(--line);border-radius:99px;padding:8px 15px;font-size:.82rem;font-weight:600;color:var(--ink);box-shadow:var(--shadow-sm)}
  .chip svg{width:16px;height:16px;color:var(--teal);flex:0 0 auto}
  .lang-pick{display:inline-flex;gap:8px;margin-bottom:24px}
  .lang-pick button{font-family:var(--font);cursor:pointer;border:1.5px solid var(--line);background:var(--white);color:var(--muted);border-radius:99px;padding:7px 18px;font-weight:800;font-size:.82rem;transition:.2s}
  .lang-pick button.active{border-color:var(--teal);color:var(--teal-deep);background:var(--mist)}

  /* card holding a section */
  .card{background:var(--white);border:1px solid var(--line-soft);border-radius:24px;box-shadow:var(--shadow-md);padding:28px 24px 26px;margin-top:18px}
  .sec-head{margin-bottom:6px}
  .sec-eyebrow{font-size:.72rem;font-weight:800;letter-spacing:.18em;color:var(--teal);text-transform:uppercase}
  [dir=rtl] .sec-eyebrow{letter-spacing:.02em}
  .sec-title{font-size:1.32rem;font-weight:800;color:var(--ink);margin-top:3px;line-height:1.3}
  .sec-rule{height:3px;width:46px;background:var(--grad);border-radius:99px;margin:14px 0 2px}

  /* question */
  .q{padding:22px 0;border-bottom:1px solid var(--line-soft)}
  .q:last-child{border-bottom:0;padding-bottom:4px}
  .q-head{display:flex;gap:10px;align-items:flex-start;margin-bottom:14px}
  .q-code{flex:0 0 auto;font-size:.68rem;font-weight:800;color:var(--teal-deep);background:var(--mist);border-radius:7px;padding:3px 7px;line-height:1.3;font-variant-numeric:tabular-nums;margin-top:3px}
  .q-text{font-size:1.04rem;font-weight:700;color:var(--ink);line-height:1.45}
  .q-text .star{color:var(--teal);font-weight:800}
  .q-hint{display:inline-flex;align-items:center;gap:5px;font-size:.76rem;font-weight:600;color:var(--muted);margin-top:5px}
  .q-hint svg{width:13px;height:13px;color:var(--teal)}

  /* options */
  .opts{display:flex;flex-direction:column;gap:9px}
  .opt{position:relative;display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);background:var(--white);border-radius:13px;padding:13px 15px;cursor:pointer;transition:border-color .18s,background .18s,transform .12s;-webkit-tap-highlight-color:transparent}
  .opt:hover{border-color:var(--teal-bright)}
  .opt:active{transform:scale(.992)}
  .opt input{position:absolute;opacity:0;pointer-events:none}
  .opt .box{flex:0 0 auto;width:21px;height:21px;border:2px solid var(--line);border-radius:50%;display:grid;place-items:center;transition:.18s}
  .opt.multi .box{border-radius:7px}
  .opt .box svg{width:12px;height:12px;color:#fff;opacity:0;transform:scale(.5);transition:.18s}
  .opt .lab{font-size:.96rem;font-weight:500;color:var(--ink)}
  .opt.checked{border-color:var(--teal);background:var(--mist)}
  .opt.checked .box{border-color:var(--teal);background:var(--teal)}
  .opt.checked .box svg{opacity:1;transform:none}
  .opt.checked .lab{font-weight:700}
  .other-in{margin-top:9px}
  input.text-in,textarea.text-in{font-family:var(--font);width:100%;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-size:.95rem;color:var(--ink);background:var(--white);transition:.18s;resize:vertical}
  input.text-in:focus,textarea.text-in:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(79,169,169,.18)}
  input.text-in::placeholder,textarea.text-in::placeholder{color:#9fb0b4}
  textarea.text-in{min-height:110px;line-height:1.6}

  /* matrix (scale rows) */
  .legend{display:flex;flex-wrap:wrap;gap:6px 14px;background:var(--paper);border:1px dashed var(--line);border-radius:12px;padding:11px 13px;margin-bottom:16px}
  .legend span{font-size:.73rem;font-weight:600;color:var(--muted);display:inline-flex;align-items:center;gap:5px}
  .legend b{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:6px;background:var(--ink);color:#fff;font-size:.68rem;font-weight:800}
  .mrow{padding:13px 0;border-bottom:1px solid var(--line-soft)}
  .mrow:last-child{border-bottom:0}
  .mrow-label{font-size:.95rem;font-weight:600;color:var(--ink);margin-bottom:10px;line-height:1.4}
  .scale{display:flex;gap:7px}
  .scale .sbtn{flex:1 1 0;min-width:0;border:1.5px solid var(--line);background:var(--white);border-radius:10px;padding:11px 2px;cursor:pointer;font-family:var(--font);font-weight:800;font-size:.98rem;color:var(--muted);transition:.16s;-webkit-tap-highlight-color:transparent}
  .scale .sbtn:hover{border-color:var(--teal-bright)}
  .scale .sbtn.sel{border-color:var(--teal);background:var(--grad);color:#fff;box-shadow:var(--shadow-sm)}
  .anchors{display:flex;justify-content:space-between;margin-top:7px}
  .anchors span{font-size:.7rem;color:var(--muted);font-weight:600}

  /* note / definition callout */
  .note{display:flex;gap:13px;background:linear-gradient(135deg,var(--mist),#fff);border:1px solid var(--line);border-inline-start:4px solid var(--teal);border-radius:14px;padding:16px 17px;margin:6px 0}
  .note svg{width:22px;height:22px;color:var(--teal);flex:0 0 auto;margin-top:2px}
  .note b{display:block;font-weight:800;color:var(--ink);margin-bottom:3px;font-size:.92rem}
  .note p{font-size:.9rem;color:var(--muted);line-height:1.55}

  .err-msg{display:none;align-items:center;gap:8px;background:#FBEDE9;color:var(--danger);border:1px solid #E8C7BD;border-radius:12px;padding:11px 14px;font-size:.85rem;font-weight:700;margin-top:18px}
  .err-msg.show{display:flex}
  .err-msg svg{width:16px;height:16px;flex:0 0 auto}
  .q.missing .q-text{color:var(--danger)}
  .q.missing .opts .opt,.q.missing .scale{}
  .q.missing>.q-head .q-code{background:#FBEDE9;color:var(--danger)}

  /* footer nav */
  .nav{display:flex;gap:12px;align-items:center;margin-top:22px}
  .btn{font-family:var(--font);cursor:pointer;border:0;border-radius:13px;padding:14px 24px;font-weight:800;font-size:1rem;transition:transform .12s,box-shadow .2s,opacity .2s;display:inline-flex;align-items:center;justify-content:center;gap:9px}
  .btn:active{transform:translateY(1px)}
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(46,139,139,.32);flex:1 1 auto}
  .btn-primary:hover{box-shadow:0 12px 26px rgba(46,139,139,.42)}
  .btn-ghost{background:var(--white);color:var(--ink);border:1.5px solid var(--line);flex:0 0 auto}
  .btn-ghost:hover{border-color:var(--teal)}
  .btn svg{width:18px;height:18px}
  [dir=rtl] .btn .arrow-next{transform:scaleX(-1)}
  [dir=rtl] .btn .arrow-back{transform:scaleX(-1)}

  .btn-lg{width:100%;padding:16px;font-size:1.05rem}

  /* thank you */
  .thanks{text-align:center;padding-top:48px}
  .thanks .logo{width:min(290px,68%);margin:0 auto 26px}
  .seal{width:84px;height:84px;border-radius:50%;background:var(--grad);display:grid;place-items:center;margin:0 auto 22px;box-shadow:0 14px 34px rgba(46,139,139,.4);animation:pop .6s .1s cubic-bezier(.34,1.56,.64,1) both}
  @keyframes pop{from{opacity:0;transform:scale(.4)}to{opacity:1;transform:none}}
  .seal svg{width:42px;height:42px;color:#fff}
  .thanks h2{font-size:1.6rem;font-weight:800;color:var(--ink);margin-bottom:12px}
  .thanks p{color:var(--muted);max-width:480px;margin:0 auto 26px;font-size:1rem}
  .backend-note{font-size:.78rem;color:var(--muted);background:var(--white);border:1px dashed var(--line);border-radius:12px;padding:12px 15px;max-width:520px;margin:22px auto 0;text-align:start;line-height:1.55}
  .backend-note b{color:var(--ink)}

  footer.legal{text-align:center;color:var(--muted);font-size:.74rem;margin-top:40px;line-height:1.7}
  footer.legal b{color:var(--teal-deep);font-weight:800}

  @media (max-width: 600px) {
  .topbar-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .brand-mini {
    width: 100%;
    justify-content: center;
  }

  .baro {
    width: 100%;
  }

  .langtoggle {
    align-self: flex-end;
    justify-content: center;
  }
}

  @media (max-width:560px){
    .card{padding:24px 17px 22px;border-radius:20px}
    .brand-mini .bm-name{display:none}
    .scale .sbtn{padding:11px 0;font-size:.9rem}
    .welcome{padding-top:34px}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important}
  }
  :focus-visible{outline:3px solid rgba(79,169,169,.5);outline-offset:2px;border-radius:6px}