:root{--bg:#fafafa;--surface:#fff;--border:#e5e7eb;--border-strong:#d1d5db;--text:#111827;--text-secondary:#4b5563;--text-muted:#6b7280;--accent:#4f46e5;--accent-hover:#4338ca;--accent-bg:#eef2ff;--success:#15803d;--danger:#dc2626;--danger-bg:#fef2f2}*{box-sizing:border-box}body{background-color:var(--bg);color:var(--text);background-image:linear-gradient(#11182708 1px,#0000 1px),linear-gradient(90deg,#11182708 1px,#0000 1px);background-size:32px 32px;margin:0;font-family:Inter,sans-serif;line-height:1.5}.wrap{max-width:760px;margin:0 auto;padding:56px 24px 96px}h1,h2,h3{letter-spacing:-.01em;margin:0;font-weight:700}.logo{color:var(--text);align-items:center;gap:8px;margin-bottom:28px;font-size:15px;font-weight:700;display:flex}.logo-dot{background:var(--accent);width:9px;height:9px;box-shadow:0 0 0 4px var(--accent-bg);border-radius:50%}header.hero h1{max-width:560px;font-size:34px;line-height:1.2}header.hero p{color:var(--text-secondary);max-width:520px;margin-top:14px;font-size:15px}.hero-cta{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;margin-top:24px;padding:14px 28px;font-family:Inter,sans-serif;font-size:15px;font-weight:600;transition:background .15s,transform .1s;box-shadow:0 1px 2px #1118270d,0 8px 20px #4f46e52e}.hero-cta:hover{background:var(--accent-hover);transform:translateY(-1px)}.hero-cta:active{transform:translateY(0)}.site-footer{text-align:center;color:var(--text-muted);padding:28px 24px 40px;font-size:13px}.site-footer p{margin:0 0 6px}.site-footer p:last-child{margin-bottom:0}.site-footer a{color:var(--accent);font-weight:500;text-decoration:none}.data-tip{justify-content:center;align-items:center;gap:6px;margin-top:14px;display:flex;position:relative}.data-tip-text{color:var(--text-muted);font-size:12px}.info-icon{border:1px solid var(--border-strong);background:var(--surface);width:16px;height:16px;color:var(--text-muted);cursor:help;border-radius:50%;justify-content:center;align-items:center;padding:0;font-family:JetBrains Mono,monospace;font-size:10px;font-style:italic;line-height:1;display:flex}.info-icon:hover,.info-icon:focus{border-color:var(--accent);color:var(--accent);outline:none}.info-bubble{background:var(--text);color:#fff;z-index:10;text-align:left;border-radius:8px;width:260px;padding:10px 12px;font-size:12px;line-height:1.5;display:none;position:absolute;bottom:26px;left:50%;transform:translate(-50%)}.info-bubble:after{content:"";border:6px solid #0000;border-top-color:var(--text);position:absolute;top:100%;left:50%;transform:translate(-50%)}.info-icon:hover+.info-bubble,.info-icon:focus+.info-bubble{display:block}.monthly-nudge{text-align:center;color:var(--text-muted);margin-top:18px;font-size:12px}.site-footer a:hover{text-decoration:underline}.drop{background:var(--surface);border:1.5px dashed var(--border-strong);text-align:center;cursor:pointer;border-radius:14px;margin-top:32px;padding:44px 24px;transition:border-color .15s,background .15s,box-shadow .15s;box-shadow:0 1px 2px #1118270a}.drop:hover,.drop.drag{border-color:var(--accent);background:var(--accent-bg);box-shadow:0 4px 14px #4f46e51a}.drop input{display:none}.drop .icon{background:var(--accent-bg);width:40px;height:40px;color:var(--accent);border-radius:10px;justify-content:center;align-items:center;margin:0 auto 14px;font-size:18px;font-weight:700;display:flex}.drop .big{margin:0 0 6px;font-size:15px;font-weight:600}.drop .small{color:var(--text-muted);margin:0;font-size:13px}.demo-row{text-align:center;margin-top:14px}.demo-row button.demo{border:1px solid var(--border-strong);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:8px;padding:8px 16px;font-family:Inter,sans-serif;font-size:13px}.demo-row button.demo:hover{border-color:var(--accent);color:var(--accent)}.error{background:var(--danger-bg);color:var(--text);border:1px solid #fca5a5;border-radius:12px;margin-top:20px;padding:16px 20px;font-size:13px;display:none}.error strong{color:var(--danger);letter-spacing:.04em;text-transform:uppercase;margin-bottom:4px;font-size:12px;display:block}.error.notice{background:var(--accent-bg);border-color:#c7d2fe}.error.notice strong{color:var(--accent)}.confirm{background:var(--surface);border:1px solid var(--border);border-radius:14px;margin-top:20px;padding:22px 24px;display:none;box-shadow:0 1px 2px #1118270a,0 4px 12px #11182708}.confirm h3{margin-bottom:12px;font-size:15px}.confirm .row{flex-wrap:wrap;gap:20px;font-family:JetBrains Mono,monospace;font-size:12px;display:flex}.confirm .row div span{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:3px;font-size:10px;display:block}.confirm .warn{color:#b45309;margin-top:12px;font-size:13px;display:none}.confirm .actions{gap:10px;margin-top:18px;display:flex}button.primary{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:12px 22px;font-family:Inter,sans-serif;font-size:14px;font-weight:600;transition:background .15s,transform .1s}button.primary:hover{background:var(--accent-hover);transform:translateY(-1px)}button.primary:active{transform:translateY(0)}button.primary:disabled{background:var(--border-strong);color:var(--text-muted);cursor:not-allowed;transform:none}button.secondary{background:var(--surface);border:1px solid var(--border-strong);color:var(--text);cursor:pointer;border-radius:10px;padding:12px 22px;font-family:Inter,sans-serif;font-size:14px;font-weight:500;transition:border-color .12s,color .12s}button.secondary:hover{border-color:var(--accent);color:var(--accent)}button.ghost{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:13px;text-decoration:underline}section#builder,section#results{margin-top:48px;display:none}.section-title{justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:6px;display:flex}.section-title h2{font-size:19px}.section-title .sub{color:var(--accent);white-space:nowrap;font-family:JetBrains Mono,monospace;font-size:12px}.builder-hint{color:var(--text-secondary);margin:0 0 18px;font-size:13px}.builder-controls{background:var(--surface);border:1px solid var(--border);border-radius:12px;flex-wrap:wrap;gap:24px;margin-bottom:20px;padding:16px 18px;display:flex}.control-group{flex-direction:column;gap:8px;display:flex}.control-group label{color:var(--text-secondary);font-size:12px;font-weight:500}.pill-toggle{gap:6px;display:flex}.pill-toggle .pill{border:1px solid var(--border-strong);background:var(--surface);color:var(--text-secondary);cursor:pointer;border-radius:8px;padding:7px 14px;font-family:Inter,sans-serif;font-size:13px;font-weight:500;transition:all .12s}.pill-toggle .pill.active{background:var(--accent);border-color:var(--accent);color:#fff}.pill-toggle .pill:hover:not(.active){border-color:var(--accent);color:var(--accent)}.period-row{gap:8px;display:flex}.period-row select{border:1px solid var(--border-strong);color:var(--text);background:#fff;border-radius:8px;padding:8px 10px;font-family:Inter,sans-serif;font-size:13px}.period-value{display:none}.question-list{flex-direction:column;gap:10px;margin-bottom:16px;display:flex}.question-item{background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:10px;align-items:center;gap:12px;padding:12px 16px;transition:border-color .12s,background .12s,transform .1s;display:flex}.question-item:hover{border-color:var(--accent);transform:translateY(-1px)}.question-item.checked{border-color:var(--accent);background:var(--accent-bg)}.question-item.unusable{opacity:.5;cursor:not-allowed}.question-item.unusable:hover{border-color:var(--border);transform:none}.question-hint{color:var(--text-muted);white-space:nowrap;flex-shrink:0;font-size:11px}.question-item input[type=checkbox]{accent-color:var(--accent);flex-shrink:0;width:16px;height:16px}.question-label-input{color:var(--text);background:0 0;border:none;border-radius:4px;flex:1;padding:4px 2px;font-family:Inter,sans-serif;font-size:14px;font-weight:500;transition:background .12s}.question-label-input:hover{background:#11182708}.question-label-input:focus{outline:2px solid var(--accent);outline-offset:1px;background:#fff}.category-param{margin-bottom:16px;display:none}.category-param label{color:var(--text-secondary);margin-bottom:6px;font-size:12px;display:block}.category-param select{border:1px solid var(--border-strong);width:100%;color:var(--text);background:#fff;border-radius:8px;padding:9px 10px;font-family:Inter,sans-serif;font-size:13px}.compare-row{align-items:center;gap:10px;display:flex}.compare-row select{flex:1}.compare-vs{color:var(--text-muted);flex-shrink:0;font-size:12px;font-weight:600}.compare-movers{border-top:1px solid var(--border);margin-top:14px;padding-top:14px}.compare-mover{justify-content:space-between;padding:4px 0;font-family:JetBrains Mono,monospace;font-size:13px;display:flex}.compare-mover span:first-child{color:var(--text);font-family:Inter,sans-serif}#insightBlocks{flex-direction:column;gap:16px;margin-top:18px;display:flex}.block{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px 22px;box-shadow:0 1px 2px #1118270a,0 4px 12px #11182708}.block h3{color:var(--text-secondary);margin-bottom:14px;font-size:14px;font-weight:600}.block .value{font-family:JetBrains Mono,monospace;font-size:26px;font-weight:600}.block .value.pos{color:var(--success)}.block .value.neg{color:var(--danger)}.block .note{color:var(--text-muted);margin-top:6px;font-size:13px}.qual-note{background:var(--accent-bg);color:var(--text);border-radius:8px;align-items:flex-start;gap:8px;margin-top:14px;padding:10px 12px;font-size:13px;line-height:1.4;display:flex}.qual-note-icon{flex-shrink:0;font-style:normal}.block .metrics{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;display:grid}.chart-wrap{height:240px;position:relative}.legend{color:var(--text-secondary);gap:16px;margin-bottom:10px;font-size:12px;display:flex}.legend span{align-items:center;gap:5px;display:flex}.legend i{border-radius:2px;width:9px;height:9px;display:inline-block}.lifecycle{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:32px;display:flex}@media (width<=600px){header.hero h1{font-size:27px}.wrap{padding:40px 16px 72px}}