:root{--purple:#2055e5;--purple-dark:#183b91;--a:#6b7891;--ink:#17243b;--muted:#6d6e80;--line:#e6e6ef;--paper:#fff;--bg:#f7f9fc;--radius:16px;font-family:'DM Sans','Noto Sans JP',sans-serif;color:var(--ink);font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-size:16px}button,input,textarea{font:inherit}button,a,input,summary,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button{border:0}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #86a8ff;outline-offset:4px}input:focus,textarea:focus{outline:2px solid #81a4ff;outline-offset:1px}a{color:inherit;text-decoration:none}button svg{width:17px;height:17px;flex-shrink:0}[hidden]{display:none!important}.skip{position:fixed;top:-100px;z-index:10;background:white;padding:14px}.skip:focus{top:8px}.sidebar{width:232px;background:#fff;border-right:1px solid var(--line);position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;padding:33px 20px 24px;z-index:2}.brand{display:flex;align-items:center;gap:11px;padding:0 9px;font-size:25px;font-weight:800;letter-spacing:.01em}.brand-sub{display:block;font-family:'DM Sans',sans-serif;font-size:10px;letter-spacing:.18em;font-weight:600;color:#828194;line-height:1.5;margin-top:4px}.brand-mark{width:39px;height:39px;border-radius:11px;background:var(--purple);display:flex;align-items:flex-end;justify-content:center;gap:4px;padding-bottom:10px;box-shadow:0 5px 12px #2055e51c}.brand-mark i{display:block;background:#fff;border-radius:2px;width:7px;height:12px}.brand-mark i+ i{height:20px}.new-btn{margin:39px 0 32px;background:var(--purple);color:white;display:flex;align-items:center;justify-content:center;gap:9px;font-size:14px;font-weight:600;border-radius:9px;padding:12px;box-shadow:0 3px 5px #2055e514}.new-btn span{font-size:21px;line-height:1}.nav-label{padding:0 10px;color:#858597;font-size:12px;display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.nav-label span{background:#f0f0f6;border-radius:5px;min-width:20px;text-align:center;padding:2px}.saved-list{max-height:calc(100vh - 435px);overflow:auto}.empty-saved{font-size:13px;color:#9595a4;line-height:1.9;margin:12px 10px 25px}.saved-item{display:flex;align-items:center;gap:5px;margin-bottom:6px;padding:4px;border-radius:8px}.saved-item.active{background:#eaf0ff}.saved-open{flex:1;min-width:0;text-align:left;font-size:14px;padding:9px 5px;background:none;color:var(--ink)}.saved-open span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.saved-open small{font-size:12px;color:var(--muted);display:block;margin-top:5px}.saved-delete{background:none;color:#9490a4;border-radius:4px;padding:5px;line-height:1;font-size:17px}.saved-delete:hover{color:#b43142;background:#ffeef1}.example-nav{background:none;display:flex;align-items:center;gap:10px;text-align:left;width:100%;padding:12px 10px;border-radius:8px;font-size:14px;color:#707083}.example-nav.active{background:#eaf0ff;color:var(--purple);font-weight:600}.example-nav>span:last-child{margin-left:auto}.tiny-grid{font-size:20px;line-height:1}.sidebar-bottom{margin-top:auto;padding-top:30px}.help-btn{display:flex;align-items:center;gap:8px;font-size:13px;background:none;color:#686579;padding:10px 6px}.privacy-note{border-top:1px solid var(--line);margin-top:17px;padding:22px 8px 18px;display:flex;align-items:center;gap:10px;color:#818093;font-size:12px;line-height:1.7}.privacy-note svg{height:21px;width:21px;flex-shrink:0}.sidebar-foot{font-size:9px;font-weight:600;letter-spacing:.08em;color:#b2b0bf;display:block;text-align:center}.workspace{margin-left:232px}.topbar{height:73px;border-bottom:1px solid var(--line);background:#ffffffb5;display:flex;justify-content:space-between;align-items:center;padding:0 40px}.workspace-name{font-size:13px;color:#777589}.workspace-name span{color:#c3c1cf;margin:0 12px}.local-badge{font-size:12px;color:#686279;background:#eef3ff;border:1px solid #e9e5f2;border-radius:5px;padding:5px 9px}main{max-width:1500px;margin:auto;padding:37px 40px 0}.page-title{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:26px}.eyebrow{font-size:10px;letter-spacing:.17em;font-weight:700;color:var(--purple);margin:0 0 10px}.page-title h1{font-size:clamp(23px,2.15vw,32px);letter-spacing:-.04em;line-height:1.5;font-weight:700;margin:0 0 8px}.intro{color:#7b788b;font-size:14px;line-height:1.8;margin:0}.top-actions{display:flex;gap:9px;flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 15px;border-radius:8px;font-size:13px;font-weight:600;line-height:1.5;white-space:nowrap;transition:background .15s,transform .15s}.btn:hover,.new-btn:hover{filter:brightness(.96)}.btn:active{transform:translateY(1px)}.primary{background:var(--purple);color:white}.secondary{background:white;color:#655e78;border:1px solid #dedbe8}.demo-banner{background:#edf2ff;border:1px solid #dbe5ff;border-radius:9px;padding:11px 15px;display:flex;align-items:center;gap:11px;font-size:13px;color:#736294}.demo-tag{font-size:9px;letter-spacing:.08em;font-weight:700;background:#dbe5ff;color:#644694;border-radius:4px;padding:4px 6px}.demo-banner button{margin-left:auto;background:none;color:#67439e;font-size:12px;white-space:nowrap;padding:4px;font-weight:600}.demo-banner button span{margin-left:8px}.test-setup{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:28px 0 30px}.test-title-field{flex:1;min-width:0;position:relative}.test-title-field label,.mode-field legend{font-size:12px;color:#8b8498;display:block;margin-bottom:7px}.test-title-field input{background:none;border:1px solid transparent;font-size:19px;font-weight:600;width:100%;max-width:600px;border-radius:5px;padding:4px 0;color:var(--ink)}.test-title-field input:hover{border-color:#e4dfef}.save-state{display:block;font-size:11px;color:#95909f;min-height:18px;line-height:1.7;margin-top:3px}.mode-field{padding:0;border:0;margin:0;flex-shrink:0}.mode-field legend{padding:0}.mode-switch{display:flex;padding:4px;background:#ebeaf1;border-radius:8px;gap:3px}.mode-switch button{font-size:13px;color:#827990;background:none;border-radius:5px;padding:8px 13px;font-weight:500}.mode-switch .selected{color:var(--purple);background:white;box-shadow:0 1px 4px #322a4210}.section-title,.chart-header{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:15px}.section-title h2,.chart-header h2{font-size:15px;font-weight:600;display:flex;align-items:center;gap:9px;margin:0}.step{font-size:11px;color:#948d9f;border:1px solid #dedbe5;border-radius:5px;padding:3px 5px;font-weight:500}.section-title>span{font-size:11px;color:#93909f}.analysis-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:21px;align-items:start}.variant-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.variant-card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:21px 22px 0;overflow:hidden}.variant-b{border-color:#becfff}.variant-heading{display:flex;align-items:center;gap:11px;margin-bottom:25px}.letter{display:flex;align-items:center;justify-content:center;width:43px;height:43px;border-radius:11px;font-family:'DM Sans';font-size:24px;font-weight:600;flex-shrink:0}.letter.a{color:#69768a;background:#edf0f5}.letter.b{color:var(--purple);background:#eaf0ff}.variant-heading h3{font-size:15px;margin:0 0 3px;font-weight:700}.variant-heading p{margin:0;font-size:11px;color:#9993a4}.variant-pill{font-size:10px;padding:4px 7px;border:1px solid #e8e6ee;color:#928c9c;border-radius:5px;margin-left:auto}.variant-card label{font-size:12px;color:#6a6478;display:block;margin-bottom:8px}.variant-card label span{color:#aaa4b4;font-size:10px;margin-left:6px}.variant-card input:not([type=file]),.variant-card textarea{width:100%;padding:10px 11px;border-radius:7px;border:1px solid #e5e1eb;color:var(--ink);background:#fff;min-width:0;font-size:13px}.variant-card input::placeholder,.variant-card textarea::placeholder{color:#b0aabc}.number-field{margin-top:22px}.number-input{position:relative}.number-input input[type=number]{font-family:'DM Sans',sans-serif;font-size:27px;font-weight:500;letter-spacing:-.035em;padding:9px 36px 9px 12px;appearance:textfield;-moz-appearance:textfield;min-height:55px}.number-input input::-webkit-outer-spin-button,.number-input input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.number-input>span{position:absolute;right:12px;top:20px;font-size:12px;color:#a29aa9;pointer-events:none}.error{font-size:12px;color:#b23042;margin:8px 0 0;line-height:1.6;min-height:4px}.error:not(:empty){padding-bottom:6px}.card-rate{border-top:1px solid #eeeaf3;margin-top:13px;padding:18px 0;display:flex;justify-content:space-between;align-items:center}.card-rate>span{font-size:12px;color:#84798f}.card-rate strong{font-size:25px;font-family:'DM Sans',sans-serif;letter-spacing:-.03em;font-weight:600;color:#626e82}.variant-b .card-rate strong{color:var(--purple)}.card-rate strong span{font-size:15px;margin-left:3px}.reference-details{border-top:1px solid #eeeaf3;padding-bottom:0}.reference-details summary{display:flex;justify-content:space-between;cursor:pointer;color:#92849f;font-size:11px;padding:14px 0;list-style:none}.reference-details summary::-webkit-details-marker,.stat-details summary::-webkit-details-marker{display:none}.reference-details[open] summary{margin-bottom:5px}.reference-details[open]{padding-bottom:20px}.reference-details label{margin-top:16px;font-size:11px}.reference-link{display:block;font-size:12px;color:var(--purple);margin-top:8px}.reference-details input[type=file]{font-size:11px;width:100%;color:#8d819a}.reference-details input[type=file]::file-selector-button{padding:7px 9px;margin-right:7px;font:inherit;border:1px solid var(--line);border-radius:5px;background:#f7f6fb;color:#746982;cursor:pointer}.image-preview img{width:100%;max-height:200px;object-fit:contain;margin-top:14px;border-radius:7px;background:#f6f5fa}.image-preview button{display:block;background:none;color:#856e9d;font-size:12px;padding:8px 0}.variant-card textarea{resize:vertical;font-size:12px;line-height:1.7}.input-hint{font-size:11px;color:#9891a2;margin:13px 0 0;line-height:1.7;display:flex;gap:6px}.result-panel{border-radius:var(--radius);background:#183b91;color:#fff;padding:23px 24px 22px;position:relative;overflow:hidden;min-height:434px}.result-topline{display:flex;justify-content:space-between;align-items:center;gap:8px}.result-topline .eyebrow{margin:0;color:#adc5ff;font-size:9px;letter-spacing:.13em}.result-status{background:#ffffff17;border:1px solid #ffffff24;border-radius:4px;color:#dce7ff;font-size:10px;padding:4px 6px}.result-symbol{display:flex;align-items:center;justify-content:center;border-radius:50%;width:56px;height:56px;border:1px solid #829fff80;background:#ffffff0c;font-family:'DM Sans',sans-serif;font-size:29px;margin:23px 0 17px}.result-panel h2{font-size:19px;line-height:1.6;letter-spacing:-.02em;margin:0 0 10px;font-weight:600}.result-description{font-size:12px;line-height:1.95;color:#c2d3f6;margin:0 0 21px;min-height:45px}.lift-box{border-top:1px solid #ffffff26;padding-top:17px}.lift-box>span{font-size:11px;color:#c2d3f6}.lift-box strong{display:block;font-family:'DM Sans';font-size:46px;line-height:1.3;letter-spacing:-.045em;font-weight:500;margin:6px 0}.lift-box strong span{font-size:24px;margin-left:4px}.lift-box>div{font-size:11px;color:#c2d3f6}.result-foot{border-top:1px solid #ffffff26;padding-top:17px;margin-top:21px;display:flex;align-items:flex-start;gap:8px;font-size:11px;line-height:1.85;color:#d3e0fc}.result-foot svg{width:16px;height:16px;flex-shrink:0;margin-top:3px}.chart-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-top:25px;padding:24px 25px 0}.chart-header{margin-bottom:25px}.chart-legend{font-size:10px;color:#948c9e;display:flex;align-items:center;gap:7px}.chart-legend i{width:17px;height:6px;border-left:1px solid #8f829b;border-right:1px solid #8f829b;position:relative}.chart-legend i:after{content:'';height:1px;background:#8f829b;position:absolute;left:0;right:0;top:2px}.chart-row{display:grid;grid-template-columns:205px minmax(0,1fr) 70px;gap:20px;align-items:center;margin:18px 0}.chart-label{display:flex;align-items:center;gap:11px;min-width:0;font-size:12px}.chart-label>b{font-size:15px;font-family:'DM Sans'}.chart-label>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#85788f}.a-text{color:#728098}.b-text{color:var(--purple)}.bar-track{position:relative;height:25px;border-radius:3px;background:repeating-linear-gradient(to right,transparent,transparent calc(25% - 1px),#f1edf5 calc(25% - 1px),#f1edf5 25%);border-left:1px solid #f1edf5}.bar{height:25px;border-radius:3px;transition:width .35s}.a-bar{background:#d7deea}.b-bar{background:#6f94ef}.interval{position:absolute;border-left:1px solid #524364;border-right:1px solid #524364;height:10px;top:8px;min-width:1px}.interval i{position:absolute;left:0;right:0;top:4px;background:#524364;height:1px}.chart-row>strong{text-align:right;font-size:17px;font-family:'DM Sans';font-weight:500}.chart-axis{display:flex;justify-content:space-between;margin:8px 90px 22px 225px;color:#aaa1b3;font-size:10px;font-family:'DM Sans'}.stat-details{border-top:1px solid #eeeaf3}.stat-details summary{display:flex;justify-content:space-between;cursor:pointer;font-size:11px;color:#95869e;padding:14px 0;list-style:none}.stat-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:15px}.stat-grid dt{font-size:11px;color:#95849e;line-height:1.7}.stat-grid dd{margin:8px 0;font-size:17px}.stat-details p{font-size:12px;color:#8c7c96;line-height:1.8}.chart-empty{font-size:14px;color:#91809d;text-align:center;padding:20px 0 35px}.guidance{margin-top:24px;display:flex;align-items:center;gap:14px;border:1px dashed #ddd8e9;border-radius:10px;padding:17px 20px}.guidance-icon{font-size:23px;color:var(--purple);background:#eaf0ff;border-radius:9px;padding:4px 10px}.guidance h3{font-size:12px;margin:0 0 5px;font-weight:600;color:#7e6a8f}.guidance p{font-size:11px;color:#9b8da4;margin:0;line-height:1.9}footer{display:flex;justify-content:space-between;gap:15px;font-size:10px;color:#aaa1b4;padding:27px 0 25px;line-height:1.8}footer>span:first-child{font-weight:500}.footer-divider{margin:0 6px;color:#c3bdce}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);z-index:15;background:#17243b;color:white;border-radius:10px;box-shadow:0 8px 35px #0002;font-size:14px;padding:15px 23px;max-width:calc(100vw - 32px);line-height:1.7}dialog{border:0;border-radius:18px;padding:28px;box-shadow:0 24px 100px #25213133;max-width:640px;width:calc(100vw - 40px);max-height:85dvh;color:var(--ink)}dialog::backdrop{background:#231b4280;backdrop-filter:blur(3px)}.dialog-header{display:flex;align-items:center;justify-content:space-between;gap:18px}.dialog-header h2{font-size:21px;margin:0;line-height:1.6}.icon-button{background:#f2eef8;color:#725984;width:32px;height:32px;border-radius:50%;font-size:24px;flex-shrink:0}.help-content{margin-top:20px}.help-content ol{padding-left:25px}.help-content li{padding-left:6px;margin-bottom:21px;color:var(--purple)}.help-content li strong{color:#4b3b5e;font-size:16px}.help-content p{color:#7b6c85;line-height:1.9;font-size:14px;margin:9px 0}.help-content h3{font-size:16px;margin:24px 0 8px}.dialog-done{width:100%;margin-top:16px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}#confirm-dialog{max-width:460px}#confirm-description{font-size:14px;line-height:1.9;color:var(--muted)}
/* Readable working controls at all screen sizes. */
.variant-card label,.card-rate>span,.mode-switch button,.btn,.intro,.saved-open,.help-btn,.number-input>span,.variant-card input:not([type=file]),.reference-details summary,.chart-label,.result-description,.guidance p,.guidance h3{font-size:14px}.result-status,.result-foot,.lift-box>span,.lift-box>div,.input-hint,.reference-details label,.reference-details input[type=file],.stat-details summary,.chart-legend,.section-title>span,.demo-banner,.demo-banner button,.privacy-note,.save-state,.stat-grid dt,.variant-heading p,footer{font-size:12px}.brand-sub,.sidebar-foot,.eyebrow,.result-topline .eyebrow,.demo-tag,.variant-pill,.variant-card label span,.chart-axis{font-size:12px}.number-input input[type=number]{font-size:27px}.result-panel{min-height:482px}.reference-details summary{font-size:12px}.test-title-field label,.mode-field legend{font-size:14px}.variant-heading h3{font-size:16px}.variant-card{padding-left:20px;padding-right:20px}.brand-sub{font-size:10px}.sidebar-foot{font-size:10px}.eyebrow{font-size:11px}.demo-tag{font-size:10px}
@media(min-width:1500px){.analysis-layout{grid-template-columns:minmax(0,1fr) 340px}.result-panel{padding:25px 29px}.variant-card{padding-left:27px;padding-right:27px}}
@media(max-width:1250px){.sidebar{width:210px;padding-left:16px;padding-right:16px}.workspace{margin-left:210px}.topbar{padding:0 28px}main{padding:30px 28px 0}.page-title{align-items:flex-start;flex-direction:column;gap:18px}.top-actions{align-self:flex-end;margin-top:-54px}.page-title h1{font-size:24px}.intro{max-width:380px;font-size:12px}.analysis-layout{grid-template-columns:minmax(0,1fr) 265px;gap:16px}.variant-grid{gap:12px}.variant-card{padding-left:16px;padding-right:16px}.variant-heading{gap:8px}.letter{width:36px;height:36px;font-size:21px}.variant-pill{display:none}.result-panel{padding:21px 20px}.result-panel h2{font-size:18px}.chart-row{grid-template-columns:160px minmax(0,1fr) 70px}.chart-axis{margin-left:180px}.reference-details summary{font-size:11px}.mode-switch button{font-size:12px;padding:8px}.demo-banner{font-size:12px}.test-title-field input{font-size:17px}}
@media(max-width:1080px){.sidebar{width:196px;padding-left:12px;padding-right:12px}.workspace{margin-left:196px}.brand{font-size:23px}.brand-mark{width:34px;height:34px;padding-bottom:8px}.topbar{padding:0 24px}main{padding:28px 24px 0}.analysis-layout{grid-template-columns:1fr}.result-panel{min-height:0;display:grid;grid-template-columns:1fr 1fr;gap:0 26px;padding:24px}.result-topline{grid-column:1/-1;margin-bottom:18px;justify-content:flex-start;gap:18px}.result-symbol{display:none}.result-panel h2{grid-column:1;font-size:21px}.result-description{grid-column:1;margin-bottom:0}.lift-box{grid-column:2;grid-row:2/4;border-top:0;border-left:1px solid #ffffff26;padding:0 0 0 25px}.lift-box strong{font-size:43px;margin:2px 0}.result-foot{grid-column:1/-1;margin-top:18px}.test-setup{gap:16px}.page-title .top-actions{align-self:auto;margin:0}.page-title h1{font-size:28px}.intro{max-width:none;font-size:14px}.demo-banner{flex-wrap:wrap}.demo-banner button{margin-left:0}.chart-header{align-items:flex-start;flex-direction:column;gap:12px}.chart-row{grid-template-columns:150px minmax(0,1fr) 70px}.chart-axis{margin-left:170px}.test-setup{align-items:flex-start;flex-direction:column}.mode-field{width:100%}.mode-field legend{float:left;padding:13px 16px 0 0}.mode-switch{width:max-content}.test-title-field{width:100%}.test-title-field input{font-size:20px}.variant-heading h3{font-size:17px}.variant-heading p{font-size:12px}.reference-details summary{font-size:12px}.variant-card{padding:21px 22px 0}.mode-switch button{font-size:14px;padding:8px 15px}}
@media(max-width:760px){.sidebar{position:static;width:auto;border-right:0;border-bottom:1px solid var(--line);padding:17px 20px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:0 12px}.brand{font-size:22px;padding:0}.brand-sub{font-size:9px;letter-spacing:.12em}.brand-mark{height:35px;width:35px}.new-btn{margin:0;font-size:13px;padding:10px 13px}.nav-label{display:none}.saved-list{grid-column:1/-1;display:flex;gap:6px;max-height:none;overflow:auto;max-width:100%}.saved-list:has(.saved-item){margin-top:14px}.saved-item{flex-shrink:0;margin:0;max-width:220px;background:#f7f5fb}.saved-open{font-size:12px}.saved-open small{display:none}.empty-saved{display:none}.example-nav{display:none}.sidebar-bottom{display:none}.workspace{margin:0}.topbar{height:49px;padding:0 20px}.workspace-name,.local-badge{font-size:11px}main{padding:25px 20px 0}.eyebrow{font-size:10px}.page-title h1{font-size:25px}.intro{font-size:13px}.page-title{margin-bottom:22px;gap:19px}.top-actions{width:100%}.top-actions .btn{flex:1;font-size:13px;padding:11px 9px}.demo-banner{gap:8px;font-size:12px;padding:12px}.demo-banner>span:nth-child(2){flex:1;min-width:190px}.demo-banner button{padding-left:0;font-size:12px}.test-setup{margin:23px 0 26px;gap:18px}.test-title-field input{font-size:18px}.test-title-field label,.mode-field legend{font-size:12px}.mode-field legend{float:none;padding:0}.mode-switch{width:100%}.mode-switch button{flex:1;font-size:13px;padding:9px}.section-title{display:block}.section-title h2{font-size:14px}.section-title>span{display:block;margin:9px 0 0 29px;font-size:11px}.variant-grid{gap:10px}.variant-card{padding:15px 13px 0;border-radius:12px}.variant-heading{gap:8px;margin-bottom:20px}.variant-heading h3{font-size:15px}.variant-heading p{font-size:11px}.letter{width:33px;height:36px;font-size:21px;border-radius:8px}.variant-card label{font-size:12px;line-height:1.8}.variant-card label span{font-size:10px;display:none}.variant-card input:not([type=file]){font-size:12px;padding:10px 8px}.number-input input[type=number]{font-size:27px;padding:8px 25px 8px 9px;min-height:52px}.number-input>span{right:9px;top:18px;font-size:12px}.number-field{margin-top:17px}.card-rate{flex-direction:column;align-items:flex-start;gap:8px;padding:14px 0}.card-rate>span{font-size:12px}.card-rate strong{font-size:26px}.reference-details summary{font-size:11px;line-height:1.8;gap:5px}.input-hint{font-size:11px}.result-panel{border-radius:12px;gap:0 16px;padding:20px}.result-panel h2{font-size:18px}.result-description{font-size:12px;line-height:1.9}.result-topline .eyebrow{font-size:11px}.result-status{font-size:11px}.lift-box{padding-left:16px;display:flex;flex-direction:column;justify-content:center}.lift-box>span{font-size:11px;line-height:1.7}.lift-box strong{font-size:36px}.lift-box strong span{font-size:20px}.lift-box>div{font-size:11px;line-height:1.8}.result-foot{font-size:12px;padding-top:14px}.chart-panel{padding:20px 17px 0;border-radius:12px;margin-top:20px}.chart-header h2{font-size:14px}.chart-legend{font-size:11px}.chart-row{grid-template-columns:24px minmax(0,1fr) 60px;gap:9px;margin:22px 0}.chart-label>span{display:none}.chart-row>strong{font-size:16px}.chart-axis{margin-left:33px;margin-right:69px;font-size:11px}.stat-grid{grid-template-columns:1fr;gap:3px}.stat-grid>div{display:flex;align-items:center;justify-content:space-between;gap:10px}.stat-grid dd{font-size:14px}.guidance{padding:15px 12px;gap:10px;margin-top:20px;align-items:flex-start}.guidance p{font-size:12px}.guidance h3{font-size:13px}.guidance-icon{font-size:21px;padding:4px 9px}footer{flex-direction:column;gap:7px;padding:24px 0;font-size:11px}dialog{padding:22px}.dialog-header h2{font-size:19px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}

/* MarkeKit brand and release integration. */
:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;--muted:#53627a;--line:#dfe5ee}.brand{font-family:Arial,sans-serif;letter-spacing:-.06em;font-size:27px;gap:9px}.brand-blue{color:var(--purple)}.brand-sub{letter-spacing:.14em;font-family:Arial,sans-serif;font-size:10px;margin-top:7px}.brand-mark{display:grid;grid-template-columns:1fr 1fr;width:32px;height:32px;padding:6px;gap:3px;border-radius:7px;box-shadow:none;align-items:stretch}.brand-mark i,.brand-mark i+i{height:auto;width:auto;border-radius:1px}.goal-field{flex-shrink:0;width:210px}.goal-field label{display:block;font-size:.875rem;color:#62728c;margin-bottom:8px}.goal-field select{width:100%;border:1px solid #dfe5ee;background:white;border-radius:8px;padding:11px 13px;font-size:.875rem;color:#17243b}.goal-field select:focus-visible{outline:2px solid #81a4ff;outline-offset:2px}.demo-banner{color:#426097}.demo-banner button,.demo-tag{color:#2055b8}.footer-links{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.footer-links button{font:inherit;background:none;color:inherit;padding:0}.footer-links a:hover,.footer-links button:hover{color:var(--purple);text-decoration:underline}footer{flex-wrap:wrap;color:#65738b}.variant-card label,.card-rate>span,.chart-label>span,.guidance h3,.stat-details summary,.reference-details summary{color:#53627a}.intro,.input-hint,.section-title>span,.chart-legend,.guidance p,.save-state,.variant-heading p{color:#64748b}.result-description{font-size:.875rem}.result-panel h2{font-size:1.25rem}.test-title-field input{font-size:1.2rem}.number-input input[type=number],.card-rate strong,.chart-row>strong,.lift-box strong{font-family:Arial,sans-serif;font-variant-numeric:tabular-nums}.variant-card label,.variant-card input:not([type=file]),.reference-details summary,.card-rate>span,.chart-label,.guidance h3,.guidance p,.btn,.help-btn,.demo-banner,.demo-banner button{font-size:.875rem}.intro,.help-content p{font-size:1rem}.input-hint,.save-state,.chart-legend,.chart-axis,.section-title>span,.reference-details label,.result-foot,.lift-box>span,.lift-box>div,.brand-sub,.eyebrow,.result-topline .eyebrow,.demo-tag,.variant-heading p,.stat-grid dt,.stat-details summary,footer{font-size:.75rem}.brand-sub{font-size:.75rem}.sidebar-foot{font-size:.75rem;letter-spacing:0}.number-input input[type=number]{font-size:1.75rem}.variant-card input[type=file]{font-size:.75rem}.reference-details label{line-height:1.7}.stat-details p{color:#53627a}.page-title{align-items:flex-start;flex-wrap:wrap}.page-title .top-actions{margin-top:0;align-self:flex-start}.intro{max-width:none}.page-title h1{font-size:1.85rem}.topbar .workspace-name a:hover{text-decoration:underline}.variant-card .reference-details input{font-size:.75rem}.help-content p{color:#53627a}.chart-label{font-size:.875rem}.result-status{font-size:.75rem}.variant-heading p{color:#65738b}.result-panel{min-height:505px}.reference-details summary{font-size:.75rem}.chart-empty{font-size:1rem}.image-preview button{min-height:36px}.saved-delete{min-width:28px;min-height:30px}.chart-axis{color:#65738b}.nav-label{color:#53627a}.empty-saved{color:#687890}.privacy-note{color:#687890}.guidance p{line-height:1.9}.guidance h3{font-size:1rem}.variant-card input[aria-invalid=true]{border-color:#ba3d4d;background:#fff7f8}
@media(max-width:1080px){.goal-field{width:100%;display:flex;align-items:center;gap:16px}.goal-field label{margin:0;white-space:nowrap}.goal-field select{max-width:230px}.result-panel{min-height:0}.brand{font-size:24px}.brand-sub{font-size:.625rem}}
@media(max-width:760px){.variant-grid{grid-template-columns:1fr}.variant-card{padding:22px 23px 0}.variant-heading{margin-bottom:20px}.variant-card label{font-size:.875rem}.variant-card input:not([type=file]){font-size:1rem}.number-input input[type=number]{font-size:1.9rem}.card-rate{flex-direction:row;align-items:center}.variant-heading h3{font-size:1rem}.variant-heading p{font-size:.875rem}.letter{height:40px;width:40px}.reference-details summary{font-size:.875rem}.reference-details label{font-size:.875rem}.variant-card label span{display:inline;font-size:.75rem}.page-title h1{font-size:1.65rem}.intro{font-size:.9375rem}.goal-field{display:block}.goal-field label{margin-bottom:9px}.goal-field select{max-width:none;padding:13px}.chart-row{gap:12px}.result-panel h2{font-size:1.05rem}.result-description{font-size:.875rem}.lift-box strong{font-size:2.1rem}.lift-box>span,.lift-box>div{font-size:.75rem}.new-btn,.btn{font-size:.875rem}.brand-sub{font-size:.75rem}.sidebar .brand{font-size:24px}.footer-links{font-size:.875rem;gap:15px}.guidance h3{font-size:.875rem}.guidance p{font-size:.875rem}.section-title h2,.chart-header h2{font-size:1rem}.reference-details summary{font-size:.875rem}}
@media(max-width:380px){.result-panel{display:block}.result-topline{display:flex;margin-bottom:18px}.lift-box{border-left:0;border-top:1px solid #ffffff26;padding:16px 0 0;margin-top:18px}.brand{gap:6px}.sidebar{padding:16px}.new-btn{padding:10px}.page-title h1{font-size:1.4rem}}
/* Automatic LP experiment workflow */
.setup-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:25px;align-items:start}.create-card{background:white;border:1px solid var(--line);border-radius:16px;padding:28px}.form-top{display:flex;gap:20px;margin-bottom:25px}.form-top>div:first-child{flex:1}.form-top .field{margin:0}.field{margin-bottom:20px}.field label{font-size:.875rem;font-weight:600;display:block;margin-bottom:9px;color:#364962}.field input,.field select{width:100%;font-size:1rem;padding:12px 13px;border:1px solid #d5deeb;border-radius:8px;background:#fff;color:#17243b;min-width:0}.field input::placeholder{color:#9aa7ba}.field small,.field-hint{display:block;font-size:.75rem;color:#64748b;line-height:1.9;margin:8px 0 0}.lp-inputs{display:grid;grid-template-columns:1fr 1fr;gap:18px}.lp-box{border:1px solid var(--line);border-radius:12px;padding:20px;background:#fafbfe}.lp-box.b-box{background:#f5f8ff;border-color:#c7d7ff}.lp-box .variant-heading{margin-bottom:22px}.lp-box .field{margin-bottom:0}.lp-box input{font-size:.875rem}.split-visual{display:flex;justify-content:center;align-items:center;gap:15px;margin:22px 0;color:#63728b;font-size:.875rem}.split-visual b{font-family:Arial;font-size:1.5rem;font-weight:500;color:#536882}.split-track{height:6px;background:linear-gradient(90deg,#acbbd3 50%,#2055e5 50%);width:130px;border-radius:6px}.run-options{margin-top:25px;display:flex;align-items:flex-start;gap:25px}.run-options .field{margin:0}.run-options input{max-width:100px}.create-submit{display:flex;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:23px;margin-top:25px}.create-submit .btn{padding:13px 24px;font-size:1rem}.create-submit p{font-size:.75rem;color:#687890;line-height:1.8;margin:0}.how-card{border-radius:16px;padding:26px 24px;background:#183b91;color:white}.how-card .eyebrow{color:#aec6ff}.how-card h2{font-size:1.3rem;margin:14px 0 27px}.how-step{display:flex;gap:12px;margin-bottom:24px}.how-step>span{font:1rem Arial;color:#a6c1ff;display:flex;align-items:center;justify-content:center;border:1px solid #7190d680;border-radius:50%;width:30px;height:30px;flex-shrink:0}.how-step h3{font-size:1rem;margin:3px 0 8px;font-weight:500}.how-step p{font-size:.875rem;line-height:1.9;margin:0;color:#c1d1ef}.how-card>p{border-top:1px solid #ffffff30;padding-top:20px;font-size:.75rem;line-height:1.9;color:#c1d1ef;margin-bottom:0}.help-strip{display:flex;align-items:center;gap:14px;background:#edf3ff;border:1px solid #d6e3ff;border-radius:10px;padding:17px 20px;margin-top:22px;color:#48628c;font-size:.875rem;line-height:1.9}.help-strip strong{color:#2055e5;white-space:nowrap}.back-link{font-size:.875rem;display:block;padding:10px 7px;color:#64748b}.experiment-header{background:white;border:1px solid var(--line);border-radius:12px;padding:20px 23px;display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:20px}.experiment-header h2{font-size:1.1rem;margin:0 0 8px;overflow-wrap:anywhere}.experiment-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;color:#64748b;font-size:.75rem}.state-pill{padding:4px 9px;border-radius:5px;background:#eef2f7;color:#64748b;font-size:.75rem}.state-running{background:#e7f4ee;color:#287657}.state-paused{background:#fff1d8;color:#91682a}.state-ended{background:#e8edf6;color:#4d617d}.header-buttons{display:flex;gap:8px;flex-shrink:0}.section-tabs{display:flex;gap:24px;border-bottom:1px solid var(--line);margin-bottom:24px}.section-tabs button{font-size:.9375rem;background:none;color:#6c7d95;padding:12px 2px;border-bottom:2px solid transparent}.section-tabs button.active{color:#2055e5;border-color:#2055e5;font-weight:600}.setup-step{background:white;border:1px solid var(--line);border-radius:12px;padding:24px;margin-bottom:18px}.setup-step h3{font-size:1rem;margin:0;display:flex;align-items:center;gap:10px}.setup-step>p{font-size:.875rem;color:#61728b;line-height:1.9;margin:13px 0 19px}.setup-step a{color:#2055e5;text-decoration:underline}.code-block{position:relative;background:#f4f7fc;border:1px solid #e2e8f1;border-radius:9px;padding:17px 105px 17px 17px}.code-block code{font: .75rem/1.9 ui-monospace,SFMono-Regular,Menlo,monospace;color:#344969;white-space:pre-wrap;overflow-wrap:anywhere;display:block}.code-block .btn{position:absolute;right:10px;top:12px;font-size:.75rem;padding:8px 10px}.check-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:18px}.check-card{flex:1;min-width:140px;background:#f7f9fc;border:1px solid var(--line);padding:15px;border-radius:9px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.875rem}.check-card strong{font-size:.75rem;color:#8796ab;font-weight:500}.check-card strong.ok{color:#227755}.check-note{font-size:.75rem!important;color:#7a889f!important}.check-controls{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin:18px 0}.check-controls .btn{font-size:.875rem}.thanks-row{display:flex;align-items:flex-end;gap:12px;margin-top:20px}.thanks-row .field{margin:0;flex:1;min-width:0}.thanks-row .btn{margin-bottom:1px;min-height:45px}.copy-warning{background:#fff8e7;border:1px solid #f0dfb3;border-radius:10px;padding:16px 18px;display:flex;align-items:center;gap:18px;margin:19px 0;color:#7f693c}.copy-warning p{margin:0;font-size:.875rem;line-height:1.8;flex:1}.copy-warning .btn{flex-shrink:0}.share-link{display:flex;gap:12px;align-items:center;background:#eef3ff;border:1px solid #c8d9ff;border-radius:10px;padding:18px 20px;margin:18px 0}.share-link>div{flex:1;min-width:0}.share-link label{display:block;color:#526b94;font-size:.75rem;margin-bottom:6px}.share-link code{font-size:.875rem;overflow-wrap:anywhere;color:#2055e5}.share-link .btn{flex-shrink:0}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.metric-card{background:white;border:1px solid var(--line);border-radius:14px;padding:24px}.metric-card.b-card{border-color:#c4d4fd}.metric-card .variant-heading{margin-bottom:20px}.metric-url{font-size:.75rem;color:#6e80a1;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:20px}.metric-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}.metric-stats dt{font-size:.875rem;color:#64748b;margin-bottom:10px}.metric-stats dd{font-family:Arial,sans-serif;font-size:2rem;margin:0;color:#243f65;font-variant-numeric:tabular-nums}.metric-card .card-rate{margin-top:20px}.metric-card .card-rate strong{font-size:2.4rem}.b-card .card-rate strong{color:#2055e5}.metric-stats{margin-bottom:0}.data-status{display:flex;justify-content:space-between;gap:15px;align-items:center;margin:0 0 17px;color:#64748b;font-size:.75rem}.data-status .btn{padding:6px 10px;font-size:.75rem}.result-panel{min-height:420px}.results-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.danger-btn{border:1px solid #ead5d9;background:#fff;color:#a34655}.global-error{background:#fff1f1;border:1px solid #e8c4c9;color:#aa3547;font-size:.875rem;padding:16px 20px;border-radius:10px;line-height:1.9;margin-bottom:20px}.loading{padding:50px;text-align:center;color:#64748b;font-size:1rem}.busy{pointer-events:none;opacity:.6}.stat-table{width:100%;font-size:.875rem;border-collapse:collapse}.stat-table th,.stat-table td{padding:13px 6px;border-bottom:1px solid #e8edf6;text-align:left}.stat-table th{font-weight:500;color:#687890}.chart-panel .chart-header{padding-bottom:8px}.sample-banner{margin-bottom:20px}.saved-item{padding:3px 6px}.saved-open small{font-size:.75rem}.footnote{font-size:.75rem;color:#64748b;line-height:1.9;margin:18px 0}.plan-hint{font-size:.875rem!important}.preview-result{display:block;margin-top:12px;word-break:break-all;color:#2055e5;font-size:.875rem}.preview-result a{display:inline-flex;align-items:center;gap:10px;padding:10px 15px;border-radius:7px;background:#edf3ff;color:#2055e5;text-decoration:none!important}#mobile-example{font-size:.875rem}.result-panel .result-description{min-height:0}.result-panel .lift-box{margin-top:18px}.new-btn,.saved-open,.btn,.example-nav{min-height:42px}.footer-links a,.footer-links button{min-height:32px;display:inline-flex;align-items:center}.info-details{margin-top:17px;color:#64748b}.info-details summary{font-size:.875rem;cursor:pointer}.info-details p{font-size:.875rem;line-height:1.9}.result-topline{flex-wrap:wrap}.result-status{font-size:.75rem}.setup-step .step{color:#2055e5;background:#edf3ff;border:0;padding:6px 8px}
@media(max-width:1200px){.setup-layout{grid-template-columns:1fr}.how-card{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.how-card>.eyebrow,.how-card>h2,.how-card>p{grid-column:1/-1;margin:0}.how-step{margin:0}.how-card>p{padding-top:16px}.experiment-header{align-items:flex-start;flex-direction:column}.result-panel{min-height:0}.metric-card{padding:20px}.metric-stats dd{font-size:1.7rem}}
@media(max-width:760px){.create-card{padding:20px}.form-top{flex-direction:column;gap:20px}.lp-inputs,.metric-grid{grid-template-columns:1fr}.lp-box{padding:20px}.lp-box input{font-size:1rem}.run-options{gap:18px;flex-direction:column}.create-submit{flex-direction:column;align-items:stretch;gap:15px}.create-submit .btn{width:100%}.how-card{display:block}.how-card h2{margin:12px 0 24px}.how-step{margin-bottom:22px}.how-card>p{padding-top:18px}.help-strip{align-items:flex-start;flex-direction:column;gap:5px;font-size:.875rem}.setup-step{padding:20px}.setup-step>p{font-size:1rem}.code-block{padding:16px}.code-block .btn{position:static;margin-top:12px;width:100%;font-size:.875rem}.thanks-row{flex-direction:column;align-items:stretch}.thanks-row .field{width:100%}.copy-warning{flex-direction:column;align-items:stretch;gap:12px}.copy-warning .btn{width:100%}.share-link{flex-direction:column;align-items:stretch;gap:15px}.check-card{min-width:100%;padding:16px}.experiment-header{padding:19px}.header-buttons{flex-wrap:wrap}.metric-card{padding:24px}.metric-stats dd{font-size:2rem}.result-panel{display:block;padding:25px}.result-symbol{display:flex;margin:18px 0}.result-panel h2{font-size:1.25rem}.result-description{font-size:1rem}.lift-box{border-left:0;border-top:1px solid #ffffff26;padding:19px 0 0}.lift-box strong{font-size:2.8rem}.result-topline{justify-content:space-between;gap:10px}.result-foot{font-size:.875rem}.lift-box>span,.lift-box>div{font-size:.875rem}.stat-table{font-size:.75rem}.stat-table th,.stat-table td{padding:12px 4px}.metric-url{font-size:.875rem}.data-status{flex-wrap:wrap}.chart-header{gap:10px}.chart-label>span{display:none}}