:root{--ink:#20253a;--muted:#71778a;--purple:#6558e8;--line:#e9eaf0;--panel:#fff;--canvas:#fffefb;--shadow:0 18px 50px rgba(33,38,66,.08)}*{box-sizing:border-box}body{margin:0;background:#f5f5f8;color:var(--ink);font-family:'Plus Jakarta Sans',sans-serif;font-size:13px}.app-shell{height:100vh;min-height:700px;display:grid;grid-template-columns:244px 1fr 296px;grid-template-rows:64px 1fr;overflow:hidden}.topbar{grid-column:1/4;display:flex;align-items:center;border-bottom:1px solid var(--line);background:white;padding:0 20px;z-index:3}.brand{display:flex;align-items:center;width:244px;font-size:15px;font-weight:800;letter-spacing:1.7px}.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--purple);margin-right:10px;position:relative;display:flex;align-items:center;justify-content:center;gap:2px;transform:rotate(-6deg)}.brand-mark i{display:block;width:3px;border-radius:3px;background:white}.brand-mark i:nth-child(1){height:8px}.brand-mark i:nth-child(2){height:14px}.brand-mark i:nth-child(3){height:5px}.breadcrumb{display:flex;align-items:center;gap:9px;color:#a0a4b1}.breadcrumb b{font-weight:400;color:#c8cad3}.breadcrumb strong{color:#3a4052;font-weight:600}.rename{border:0;background:none;color:#9297a5;font-size:15px;cursor:pointer}.top-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.icon-btn,.preview-btn,.publish-btn{height:34px;border-radius:7px;border:1px solid var(--line);background:white;color:#596074;font-family:inherit;font-weight:600;cursor:pointer}.icon-btn{width:34px;font-size:19px;line-height:1}.divider{height:22px;width:1px;background:var(--line);margin:0 5px}.preview-btn{padding:0 12px}.publish-btn{padding:0 15px;background:var(--purple);border-color:var(--purple);color:white}.avatar{background:#f4bd7d;border:0;width:31px;height:31px;border-radius:50%;color:#814e25;font-weight:700;font-size:10px;margin-left:5px}.left-panel,.right-panel{background:var(--panel);min-height:0;display:flex;flex-direction:column}.left-panel{border-right:1px solid var(--line)}.right-panel{border-left:1px solid var(--line)}.panel-heading{height:55px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 19px;font-size:10px;font-family:'DM Mono';letter-spacing:.8px;font-weight:500;color:#7e8495}.panel-heading button{margin-left:auto;border:0;background:none;color:#9297a5;font-size:21px;cursor:pointer}.element-list{padding:13px 11px;overflow:auto}.element-item{display:flex;align-items:center;width:100%;height:52px;border:0;border-radius:7px;background:transparent;text-align:left;padding:7px 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b{margin-left:auto;font-weight:400}.workspace{min-width:0;display:flex;flex-direction:column;overflow:hidden}.workspace-toolbar{height:55px;flex:none;display:flex;align-items:center;padding:0 25px;border-bottom:1px solid rgba(224,224,231,.7);background:#fafafd}.status{color:#989dac;font-size:11px}.status span{width:6px;height:6px;background:#59b58c;border-radius:50%;display:inline-block;margin-right:6px}.canvas-controls{margin-left:auto;display:flex;align-items:center;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff;height:28px}.canvas-controls button{border:0;background:white;color:#747a8c;width:28px;height:27px;font-size:16px;cursor:pointer}.canvas-controls span{font-family:'DM Mono';font-size:10px;color:#7b8190;min-width:42px;text-align:center}.canvas-controls .fit{width:34px;border-left:1px solid var(--line);font-family:inherit;font-size:10px}.canvas-area{flex:1;overflow:auto;padding:43px 55px 100px;display:flex;justify-content:center;background:radial-gradient(#e4e4ea 0.7px,transparent .7px);background-size:12px 12px}.form-canvas{position:relative;background:var(--canvas);width:640px;height:780px;flex:none;box-shadow:var(--shadow);border-radius:2px;background-image:linear-gradient(to bottom,rgba(241,239,232,.5) 1px,transparent 1px);background-size:100% 27px}.canvas-header{position:absolute;left:64px;top:63px;width:512px}.eyebrow{font-family:'DM Mono';font-size:9px;letter-spacing:1.1px;color:#7f7aaf;font-weight:500}.canvas-header h1{font-size:29px;letter-spacing:-1.1px;margin:12px 0 10px;line-height:1.1}.canvas-header p{font-size:12px;line-height:1.65;color:#74798a;max-width:440px;margin:0}.header-rule{height:1px;background:#dedde7;margin-top:26px}.canvas-element{position:absolute;padding:12px;border:1px solid transparent;border-radius:5px;min-height:50px;cursor:default}.canvas-element:hover,.canvas-element.selected{border-color:#a9a2f7;background:rgba(255,255,255,.72)}.canvas-element.selected{box-shadow:0 0 0 2px rgba(101,88,232,.1)}.question>label{display:block;font-size:13px;font-weight:600;letter-spacing:-.1px;margin-bottom:15px}.question sup{color:#e86664;font-size:13px;margin-left:2px}.choice-list{display:flex;flex-direction:column;gap:12px}.choice-list label{display:flex;align-items:center;gap:9px;color:#4c5364;font-size:12px;cursor:pointer}.choice-list input{appearance:none;border:1.5px solid #adb2bf;width:15px;height:15px;border-radius:50%;margin:0;display:grid;place-content:center}.choice-list input:checked{border-color:var(--purple)}.choice-list input:checked:after{content:'';width:7px;height:7px;border-radius:50%;background:var(--purple)}textarea{font-family:inherit;resize:none}.question textarea{border:1px solid #dedfe7;border-radius:4px;width:100%;height:75px;padding:11px;font-size:12px;background:rgba(255,255,255,.7);outline:none}.submit{border:0;border-radius:4px;background:var(--purple);color:white;padding:10px 13px;font-family:inherit;font-size:11px;font-weight:600}.drag-handle{position:absolute;left:-25px;top:50%;transform:translateY(-50%);color:#b5b8c3;font-size:16px;opacity:0;cursor:grab;letter-spacing:-4px}.canvas-element:hover .drag-handle,.selected .drag-handle{opacity:1}.quick-delete{display:none;position:absolute;right:-11px;top:-11px;border:0;background:#373d50;color:white;border-radius:50%;width:20px;height:20px;cursor:pointer}.selected .quick-delete{display:block}.right-panel{overflow:auto}.settings-tabs{display:flex;padding:0 19px;border-bottom:1px solid var(--line);height:43px;gap:22px}.settings-tabs button{border:0;border-bottom:2px solid transparent;background:none;font-family:inherit;font-size:11px;color:#8e94a2;padding:0;cursor:pointer}.settings-tabs button.active{border-color:var(--purple);color:var(--purple);font-weight:700}.settings-content{padding:19px}.selected-type{display:flex;align-items:center;gap:10px;background:#f7f6ff;border-radius:7px;padding:10px;margin-bottom:21px}.selected-type b{font-size:12px}.setting-label{display:block;font-family:'DM Mono';font-size:9px;letter-spacing:.7px;color:#858b9a;margin:0 0 8px}.setting-label small{font-size:8px;color:#afb2bc;margin-left:3px}.setting-input{width:100%;border:1px solid #e1e2e9;border-radius:5px;padding:9px 10px;font:12px 'Plus Jakarta Sans';color:#3e4557;outline:none}.question-text{height:61px;line-height:1.45}.check-row{display:flex;align-items:center;gap:8px;font-size:11px;color:#666d7d;margin:13px 0 23px;cursor:pointer}.check-row input{display:none}.checkmark{width:15px;height:15px;border-radius:3px;border:1px solid #b9bdc9;display:grid;place-items:center}.check-row input:checked+.checkmark{background:var(--purple);border-color:var(--purple)}.check-row 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