.qpu-no-select,.qpu-no-select *{-webkit-user-select:none!important;user-select:none!important}.qpu-no-select input,.qpu-no-select textarea,.qpu-no-select select,.qpu-no-select [contenteditable="true"]{-webkit-user-select:text!important;user-select:text!important}.qpu-protected,.qpu-site-protected body{position:relative}.qpu-watermark{position:absolute!important;inset:0!important;overflow:hidden!important;pointer-events:none!important;z-index:9990!important;display:grid!important;grid-template-columns:repeat(3,minmax(120px,1fr))!important;align-content:space-around!important;gap:32px!important;opacity:var(--qpu-opacity,.07)!important}.qpu-watermark span{display:block!important;transform:rotate(-24deg)!important;white-space:nowrap!important;text-align:center!important;font-size:15px!important;font-weight:700!important;color:#111!important}.qpu-protected>*:not(.qpu-watermark){position:relative;z-index:1}.qpu-img-wrap{position:relative!important;display:inline-block!important;max-width:100%}.qpu-img-wrap>img{display:block}.qpu-img-watermark{position:absolute!important;left:50%!important;top:50%!important;transform:translate(-50%,-50%) rotate(-20deg)!important;pointer-events:none!important;z-index:5!important;font-weight:700!important;font-size:14px!important;opacity:.18!important;white-space:nowrap!important;background:rgba(255,255,255,.25)!important;padding:4px 8px!important;border-radius:6px!important}#qpu-toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,20px);opacity:0;pointer-events:none;z-index:2147483647;padding:11px 16px;border-radius:10px;font:600 13px/1.4 system-ui,-apple-system,Segoe UI,sans-serif;box-shadow:0 10px 35px rgba(0,0,0,.2);transition:.2s}#qpu-toast.show{opacity:1;transform:translate(-50%,0)}.qpu-screen-blur body{filter:blur(16px)!important}.qpu-gate-card{max-width:560px;margin:20px auto;padding:22px;border:1px solid #e5e7eb;border-radius:16px;background:#fff;box-shadow:0 8px 28px rgba(15,23,42,.06);font-family:system-ui,-apple-system,Segoe UI,sans-serif}.qpu-gate-card h3{margin:0 0 7px;font-size:20px}.qpu-gate-card p{margin:0 0 15px;color:#64748b}.qpu-gate-card form{display:flex;gap:8px;flex-wrap:wrap}.qpu-gate-card input{min-width:220px;flex:1;height:42px;border:1px solid #dbe1e8;border-radius:9px;padding:0 12px}.qpu-gate-card button{height:42px;border:0;border-radius:9px;padding:0 16px;background:#166534;color:#fff;font-weight:700;cursor:pointer}.qpu-gate-error{padding:10px 12px;margin:0 0 12px;border-radius:9px;background:#fff1f2;color:#be123c}.qpu-paypal-status{margin-top:10px;font-size:13px;color:#475569}
.qpu-no-image-touch img,.qpu-no-image-touch picture{-webkit-touch-callout:none!important;touch-action:none!important}

/* v2.2.0 — Quiz Maker exam proctoring */
.qpu-proctor-badge{position:fixed;right:18px;top:18px;z-index:2147483600;display:none;align-items:center;gap:9px;min-width:185px;padding:10px 13px;border:1px solid rgba(255,255,255,.16);border-radius:14px;background:rgba(15,43,37,.94);color:#fff;box-shadow:0 12px 30px rgba(15,23,42,.22);backdrop-filter:blur(10px);font-family:system-ui,-apple-system,Segoe UI,sans-serif}.qpu-proctor-badge .qpu-proctor-dot{width:9px;height:9px;border-radius:50%;background:#34d399;box-shadow:0 0 0 4px rgba(52,211,153,.15);flex:none}.qpu-proctor-badge strong,.qpu-proctor-badge small{display:block}.qpu-proctor-badge strong{font-size:12px;line-height:1.3}.qpu-proctor-badge small{margin-top:2px;color:rgba(255,255,255,.72);font-size:10px}.qpu-proctor-badge.danger{background:rgba(127,29,29,.96)}.qpu-proctor-badge.danger .qpu-proctor-dot{background:#fb7185;box-shadow:0 0 0 4px rgba(251,113,133,.16)}
.qpu-proctor-warning{position:fixed;left:50%;top:22px;z-index:2147483645;display:flex;align-items:center;gap:11px;max-width:min(520px,calc(100vw - 30px));padding:13px 16px;border:1px solid #fed7aa;border-radius:14px;background:#fff7ed;color:#9a3412;box-shadow:0 18px 45px rgba(15,23,42,.2);font-family:system-ui,-apple-system,Segoe UI,sans-serif;opacity:0;pointer-events:none;transform:translate(-50%,-14px);transition:.2s}.qpu-proctor-warning.show{opacity:1;transform:translate(-50%,0)}.qpu-proctor-warning-icon{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#ffedd5;font-size:18px;font-weight:900;flex:none}.qpu-proctor-warning strong,.qpu-proctor-warning span{display:block}.qpu-proctor-warning strong{font-size:13px}.qpu-proctor-warning span{margin-top:2px;font-size:11px;color:#c2410c}
.qpu-proctor-screen{position:fixed;inset:0;z-index:2147483646;display:grid;place-items:center;padding:20px;background:rgba(5,16,14,.82);backdrop-filter:blur(8px);font-family:system-ui,-apple-system,Segoe UI,sans-serif}.qpu-proctor-panel{width:min(460px,100%);padding:28px;border:1px solid rgba(255,255,255,.12);border-radius:22px;background:#fff;text-align:center;box-shadow:0 28px 70px rgba(0,0,0,.32)}.qpu-proctor-panel h2{margin:12px 0 8px!important;color:#102b26!important;font-size:24px!important;line-height:1.25!important}.qpu-proctor-panel p{margin:0 auto 18px!important;max-width:360px;color:#64748b!important;font-size:14px!important;line-height:1.6!important}.qpu-proctor-shield{display:grid;place-items:center;width:58px;height:58px;margin:auto;border-radius:18px;background:#e8f7f2;color:#087f5b;font-size:28px;font-weight:900}.qpu-proctor-primary{min-height:44px;border:0!important;border-radius:11px!important;padding:0 18px!important;background:#0f8a68!important;color:#fff!important;font-weight:800!important;cursor:pointer!important;box-shadow:none!important}.qpu-proctor-primary:hover{background:#0b7056!important}.qpu-proctor-limit{display:inline-flex;margin-top:4px;padding:7px 10px;border-radius:999px;background:#f1f5f9;color:#475569;font-size:11px;font-weight:700}
@media(max-width:600px){.qpu-proctor-badge{right:10px;top:10px;min-width:160px;padding:9px 11px}.qpu-proctor-warning{top:12px}.qpu-proctor-panel{padding:24px 20px;border-radius:18px}}

/* v2.3.0 — Webcam Proctoring */
.qpu-camera-preview{position:fixed;right:18px;bottom:18px;z-index:2147483598;width:176px;overflow:hidden;border:1px solid rgba(255,255,255,.2);border-radius:15px;background:#0b1715;color:#fff;box-shadow:0 16px 36px rgba(0,0,0,.28);font-family:system-ui,-apple-system,Segoe UI,sans-serif}.qpu-camera-preview video{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:#07110f;transform:scaleX(-1)}.qpu-camera-preview.environment video{transform:none}.qpu-camera-preview span{display:flex;align-items:center;gap:7px;padding:8px 10px;font-size:10px;font-weight:700}.qpu-camera-preview span:before{content:"";width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 0 3px rgba(52,211,153,.14)}.qpu-camera-preview.offline span:before{background:#fb7185;box-shadow:0 0 0 3px rgba(251,113,133,.15)}
.qpu-proctor-camera-box{width:min(360px,100%);margin:0 auto 16px;overflow:hidden;border-radius:14px;background:#091512}.qpu-proctor-camera-box video{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:#07110f;transform:scaleX(-1)}.qpu-proctor-camera-box.environment video{transform:none}.qpu-proctor-camera-status{padding:8px 10px;color:#d1fae5;font-size:11px;font-weight:700}.qpu-proctor-camera-error{margin:-5px 0 14px;padding:9px 11px;border-radius:10px;background:#fff1f2;color:#be123c;font-size:12px;line-height:1.45}.qpu-proctor-camera-hint{margin-top:10px!important;color:#7b8799!important;font-size:11px!important}
@media(max-width:600px){.qpu-camera-preview{right:10px;bottom:10px;width:132px;border-radius:12px}.qpu-camera-preview span{padding:7px 8px;font-size:9px}}