.wqx-box{
  max-width: 900px;
  margin: 18px auto;
  padding: 18px;
  border-radius: 18px;
  background: #f7f8fb;
  border: 1px solid rgba(0,0,0,.06);
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}
.wqx-title{margin:0 0 10px 0; font-size: 22px;}
.wqx-grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
  margin-bottom: 16px;
}
@media (max-width: 680px){
  .wqx-grid{grid-template-columns: 1fr;}
}
.wqx-field label{display:block; font-size: 13px; color:#333; margin-bottom: 6px;}
.wqx-field input{
  width:100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,.12);
  background:#fff;
}
.wqx-q{padding: 14px; border-radius: 14px; background:#fff; border:1px solid rgba(0,0,0,.06); margin-bottom: 12px;}
.wqx-qtext{font-size: 15px; margin-bottom: 10px; color:#111;}
.wqx-qnum{font-weight:700; margin-right: 6px;}
.wqx-options{display:grid; gap: 8px;}
.wqx-opt{
  display:flex;
  align-items:flex-start;
  gap: 10px;
  padding: 10px 10px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,.08);
  cursor:pointer;
}
.wqx-opt input{margin-top: 2px;}
.wqx-letter{display:inline-flex; width: 22px; height:22px; align-items:center; justify-content:center; border-radius: 8px; border:1px solid rgba(0,0,0,.14); font-weight:700; background:#fafafa;}
.wqx-otext{flex:1;}
.wqx-actions{display:flex; align-items:center; gap: 12px; margin-top: 14px;}
.wqx-submit{
  padding: 10px 16px;
  border-radius: 12px;
  border: none;
  background: #111827;
  color:#fff;
  font-weight: 700;
  cursor:pointer;
}
.wqx-submit[disabled]{opacity:.6; cursor:not-allowed;}
.wqx-status{font-size: 14px; color:#111;}

/* --- v1.1.2 tweaks requested --- */
.wqx-box, .wqx-box * { box-sizing: border-box; }

/* Identity fields: keep visually inside the main container */
.wqx-grid{
  background:#fff;
  border:1px solid rgba(0,0,0,.06);
  border-radius: 14px;
  padding: 12px;
}

/* Slightly larger, bold questions */
.wqx-qtext{
  font-size: 17px;
  font-weight: 800;
}

/* Slightly smaller answers */
.wqx-otext{
  font-size: 14px;
  line-height: 1.35;
}

/* Footer with user details */
.wqx-footer{
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(0,0,0,.08);
  text-align:center;
  color:#111;
  font-size: 13px;
  line-height: 1.45;
}



/* --- v1.1.3 success popup after student submission --- */
.wqx-status{
  min-height: 22px;
  font-size: 16px;
  font-weight: 700;
}
.wqx-status-success{color:#166534;}
.wqx-status-error{color:#b91c1c;}
.wqx-modal{
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999999;
  padding: 18px;
}
.wqx-modal.is-open{display:flex;}
.wqx-modal-backdrop{
  position:absolute;
  inset:0;
  background: rgba(15, 23, 42, .45);
  backdrop-filter: blur(3px);
}
.wqx-modal-card{
  position:relative;
  width:min(440px, 100%);
  background:#fff;
  border-radius: 22px;
  padding: 28px 24px 24px;
  text-align:center;
  box-shadow: 0 24px 70px rgba(0,0,0,.25);
  border: 1px solid rgba(0,0,0,.08);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}
.wqx-modal-icon{
  width:64px;
  height:64px;
  margin:0 auto 14px;
  border-radius:999px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:#dcfce7;
  color:#166534;
  font-size:38px;
  font-weight:900;
}
.wqx-modal-card h3{
  margin:0 0 8px;
  font-size:24px;
  line-height:1.2;
  color:#111827;
}
.wqx-modal-card p{
  margin:0 0 20px;
  font-size:18px;
  line-height:1.45;
  color:#374151;
}
.wqx-modal-ok{
  border:0;
  border-radius:14px;
  padding:12px 28px;
  background:#111827;
  color:#fff;
  font-size:16px;
  font-weight:800;
  cursor:pointer;
}
.wqx-modal-ok:focus{outline:3px solid rgba(17,24,39,.25); outline-offset:3px;}