:root{--qs-blue:#0b3d63;--qs-blue-dark:#072a45;--qs-accent:#2e9e63;--qs-accent-dark:#23824f;--qs-bg:#eef2f6;--qs-card:#fff;--qs-text:#1f2a37;--qs-muted:#6b7684;--qs-danger:#c0392b;--qs-warning:#d68910;--qs-radius:12px;--qs-shadow:0 2px 10px rgba(11,61,99,.08)}*{box-sizing:border-box}body{margin:0;font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;background:var(--qs-bg);color:var(--qs-text);line-height:1.5}.qs-header{background:linear-gradient(135deg,var(--qs-blue) 0%,var(--qs-blue-dark) 100%);color:#fff;padding:28px 20px;text-align:center}.qs-header h1{margin:0 0 6px;font-size:1.6rem}.qs-header p{margin:0;opacity:.9;font-size:.95rem}.qs-container{max-width:760px;margin:-20px auto 40px;padding:0 16px}.qs-card{background:var(--qs-card);border-radius:var(--qs-radius);box-shadow:var(--qs-shadow);padding:28px;margin-bottom:22px}.qs-intro{font-size:.95rem;color:var(--qs-muted)}.qs-field{margin-bottom:26px}.qs-field 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{background:var(--qs-blue);border-color:var(--qs-blue);color:#fff}.qs-scale-labels{display:flex;justify-content:space-between;font-size:.78rem;color:var(--qs-muted);margin-top:6px}.qs-btn{display:inline-block;background:var(--qs-accent);color:#fff;border:none;padding:13px 28px;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .15s ease;text-decoration:none}.qs-btn:hover{background:var(--qs-accent-dark)}.qs-btn.qs-btn-secondary{background:transparent;color:var(--qs-blue);border:1px solid var(--qs-blue)}.qs-btn.qs-btn-danger{background:var(--qs-danger)}.qs-btn.qs-btn-danger:hover{background:#a5311f}.qs-alert{padding:14px 16px;border-radius:8px;margin-bottom:18px;font-size:.92rem}.qs-alert-error{background:#fdecea;color:var(--qs-danger);border:1px solid #f5c6cb}.qs-alert-success{background:#e8f7ee;color:var(--qs-accent-dark);border:1px solid #b7e4c7}.qs-alert-warning{background:#fef6e7;color:var(--qs-warning);border:1px solid 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