:root{--accent: #2563eb;--accent-dark: #1d4ed8;--bg: #f3f4f6;--card: #ffffff;--text: #111827;--muted: #6b7280;--border: #e5e7eb;--error: #dc2626;--ok: #16a34a}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:16px;line-height:1.45;-webkit-font-smoothing:antialiased}.container{max-width:640px;margin:0 auto;padding:16px 14px 48px}.card{background:var(--card);border-radius:14px;padding:18px 16px;margin-bottom:12px;box-shadow:0 1px 2px #1118270f}h1{font-size:22px;margin:8px 0 4px}h2{font-size:17px;margin:0 0 10px}.muted{color:var(--muted);font-size:14px}.small{font-size:13px}.btn{display:inline-block;border:none;border-radius:12px;background:var(--accent);color:#fff;font-size:16px;font-weight:600;padding:12px 18px;cursor:pointer;width:100%}.btn:active{background:var(--accent-dark)}.btn:disabled{opacity:.5}.btn-secondary{background:#eef2ff;color:var(--accent)}.btn-danger{background:#fef2f2;color:var(--error)}.btn-sm{padding:8px 12px;font-size:14px;width:auto}input[type=text],input[type=number],input[type=date],input[type=email],input[type=url],input[type=tel],textarea,select{width:100%;border:1px solid var(--border);border-radius:10px;padding:10px 12px;font-size:16px;font-family:inherit;background:#fff;color:var(--text)}textarea{min-height:90px;resize:vertical}input:focus,textarea:focus,select:focus{outline:2px solid #bfdbfe;border-color:var(--accent)}.q{margin-bottom:22px}.q-title{font-weight:600;margin-bottom:2px}.q-desc{color:var(--muted);font-size:14px;margin-bottom:8px}.q-error{color:var(--error);font-size:13px;margin-top:4px}.req{color:var(--error)}.option{display:flex;align-items:center;gap:10px;padding:9px 10px;border:1px solid var(--border);border-radius:10px;margin-bottom:6px;cursor:pointer}.option.selected{border-color:var(--accent);background:#eff6ff}.option input{accent-color:var(--accent);width:18px;height:18px}.scale-row{display:flex;gap:6px;flex-wrap:wrap}.scale-btn{flex:1;min-width:40px;padding:10px 0;border:1px solid var(--border);border-radius:10px;background:#fff;font-size:15px;cursor:pointer}.scale-btn.selected{background:var(--accent);color:#fff;border-color:var(--accent)}.scale-labels{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:4px}.list-item{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:13px 12px;border:1px solid var(--border);border-radius:12px;margin-bottom:8px;background:#fff}.badge{display:inline-block;font-size:12px;padding:2px 8px;border-radius:99px;background:#f3f4f6;color:var(--muted)}.badge.pub{background:#dcfce7;color:#166534}.badge.closed{background:#fee2e2;color:#991b1b}.badge.draft{background:#fef9c3;color:#854d0e}.progress{height:6px;background:var(--border);border-radius:3px;overflow:hidden;margin-bottom:14px}.progress>div{height:100%;background:var(--accent);transition:width .2s}.center{text-align:center}.big{font-size:40px;font-weight:700;margin:12px 0}.success{color:var(--ok)}.row{display:flex;gap:8px}.row>*{flex:1}.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0}.chip{border:1px solid var(--border);border-radius:99px;padding:4px 10px;font-size:13px;cursor:pointer;background:#fff}.chip.on{background:var(--accent);color:#fff;border-color:var(--accent)}.switch-row{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid var(--border);gap:12px}.switch-row:last-child{border-bottom:none}.switch-label{font-size:15px}.matrix-table{width:100%;border-collapse:collapse;font-size:14px}.matrix-table th,.matrix-table td{padding:8px 6px;text-align:center;border-bottom:1px solid var(--border)}.matrix-table th:first-child,.matrix-table td:first-child{text-align:left}.timer{position:sticky;top:8px;z-index:5;background:#fff;border:1px solid var(--border);border-radius:99px;padding:6px 14px;font-weight:600;display:inline-block}.timer.warn{color:var(--error);border-color:var(--error)}.link{color:var(--accent);text-decoration:none;word-break:break-all}hr{border:none;border-top:1px solid var(--border);margin:14px 0}code{background:#f3f4f6;padding:2px 6px;border-radius:6px;font-size:13px}img.qr{width:220px;height:220px;border:1px solid var(--border);border-radius:10px}