:root{--navy:#221C35;--crimson:#A70A3D;--gray:#D9D9D7;--bg:#F5F4F7;--ink:#1F1F23;--muted:#6B6875;--ok:#1A7A4A;--err:#B91C1C;--r:14px}
*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,sans-serif;-webkit-text-size-adjust:100%}
html[lang=ar] body{font-family:'Readex Pro',Inter,system-ui,sans-serif}
.top{position:sticky;top:0;z-index:5;background:var(--navy);color:#fff;display:flex;align-items:center;gap:14px;padding:12px 16px;padding-top:calc(12px + env(safe-area-inset-top))}
.brand{font-weight:800;letter-spacing:2px;font-size:15px}.dot{color:var(--crimson)}
.prog{flex:1;height:5px;background:rgba(255,255,255,.15);border-radius:3px;overflow:hidden}#bar{height:100%;width:20%;background:var(--crimson);transition:width .3s}
#langBtn{background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:20px;padding:5px 12px;font:inherit;font-size:13px}
main{max-width:640px;margin:0 auto;padding:18px 16px 110px}
h1{font-size:22px;margin:6px 0 4px;color:var(--navy)}.hint{color:var(--muted);font-size:13px;margin:0 0 18px}
.f{display:block;margin:0 0 14px}.f>span,legend{display:block;font-size:13px;font-weight:600;color:var(--navy);margin-bottom:6px}
input,select,textarea{width:100%;font:inherit;font-size:16px;padding:12px;border:1.5px solid var(--gray);border-radius:10px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--navy)}textarea{resize:vertical;min-height:70px}
fieldset{border:0;padding:0;margin:0 0 14px}
.chip{display:inline-flex;align-items:center;margin:0 6px 8px 0;cursor:pointer}.chip input{position:absolute;opacity:0;width:0;height:0}
.chip span{padding:10px 14px;border:1.5px solid var(--gray);border-radius:22px;background:#fff;font-size:14px}
.chip input:checked+span{background:var(--navy);color:#fff;border-color:var(--navy)}
.q{background:#fff;border-radius:var(--r);padding:14px 14px 8px;margin:0 0 12px;border:1.5px solid transparent}.q.err{border-color:var(--err)}
.q>p{margin:0 0 10px;font-weight:600;font-size:15px;line-height:1.45}
.yn,.opts,.stars{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.yn button,.opts button{flex:1 1 auto;min-width:96px;padding:12px 10px;border:1.5px solid var(--gray);border-radius:10px;background:#fff;font:inherit;font-size:15px;color:var(--ink);cursor:pointer}
.yn button.on,.opts button.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.yn button.na{flex:1 1 100%;font-size:13px;color:var(--muted)}.yn button.na.on{background:var(--gray);color:var(--ink);border-color:var(--gray)}
.stars button{width:46px;height:46px;border-radius:50%;border:1.5px solid var(--gray);background:#fff;font-size:20px;color:var(--gray);cursor:pointer}
.stars button.on{color:#F5B400;border-color:#F5B400;background:#FFF9E6}
.sub{margin-top:6px;padding-top:6px}.sub[hidden],.q[hidden]{display:none}
.photo{display:flex;align-items:center;gap:10px;padding:12px;border:1.5px dashed var(--gray);border-radius:10px;background:#FAFAFB;cursor:pointer;margin-bottom:8px}
.photo span{flex:1;font-size:14px}.photo input{display:none}.photo img{width:52px;height:52px;object-fit:cover;border-radius:8px}
.photo.has{border-style:solid;border-color:var(--ok)}.photo .st{font-size:12px;color:var(--muted)}
.nav{position:fixed;bottom:0;left:0;right:0;display:flex;gap:10px;padding:12px 16px;padding-bottom:calc(12px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--gray)}
.nav button{flex:1;padding:14px;border-radius:12px;border:1.5px solid var(--navy);background:#fff;color:var(--navy);font:inherit;font-weight:700;font-size:16px}
.nav .primary{background:var(--crimson);border-color:var(--crimson);color:#fff}.nav button[disabled]{opacity:.5}
.done{text-align:center;padding-top:40px}.tick{width:80px;height:80px;border-radius:50%;background:var(--ok);color:#fff;font-size:44px;line-height:80px;margin:0 auto 16px}
.ref{font-size:28px;font-weight:800;color:var(--crimson);letter-spacing:1px;margin:8px 0 16px}
#toast{position:fixed;left:16px;right:16px;bottom:90px;background:var(--navy);color:#fff;padding:12px 14px;border-radius:10px;font-size:14px;z-index:9}#toast.err{background:var(--err)}
html[dir=rtl] .chip{margin:0 0 8px 6px}

/* required markers */
input.err,select.err,textarea.err{border-color:var(--err)}
.photo.err{border-color:var(--err);background:#FEF2F2}
/* mobile alignment */
@media (max-width:640px){
  main{padding:14px 12px 120px}
  h1{font-size:20px}
  .q{padding:12px 12px 6px}
  .q>p{font-size:14.5px}
  .yn button,.opts button{min-width:calc(50% - 4px);padding:13px 8px;font-size:15px}
  .yn button.na{min-width:100%}
  .stars{justify-content:space-between}.stars button{width:44px;height:44px;font-size:18px}
  .chip{display:flex;width:100%;margin:0 0 8px}.chip span{display:block;width:100%;text-align:center;padding:12px}
  input,select,textarea{font-size:16px;padding:13px 12px}
  .photo{padding:12px 10px}
  .nav{padding:10px 12px;padding-bottom:calc(10px + env(safe-area-inset-bottom))}
  .nav button{padding:14px 8px;font-size:15px}
  .top{padding:10px 12px;padding-top:calc(10px + env(safe-area-inset-top))}.brand{font-size:13px;letter-spacing:1.5px}
  #toast{left:10px;right:10px;bottom:84px;font-size:13.5px}
  .ref{font-size:24px}
}
html[dir=rtl] 
.credit{text-align:center;font-size:11px;color:#9A97A3;letter-spacing:.5px;padding:8px 0 96px}

/* REQMARK */
.f>span[data-req]::after,.f>legend[data-req]::after,.q[data-req]>p::after,.photo[data-req]>span::after{content:" *";color:var(--err);font-weight:700}

.homebtn{display:inline-block;margin-top:20px;background:var(--navy);color:#fff;text-decoration:none;padding:13px 28px;border-radius:12px;font-weight:700;font-size:15px}