:root{--ink:#19323f;--muted:#607480;--green:#116f60;--line:#e0e7eb;--bg:#f3f6f8;--purple:#8a82ca}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0;border-radius:8px;font-weight:650;transition:background .15s,transform .15s}button:hover:not(:disabled){filter:brightness(1.06)}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid #56cbb0;outline-offset:3px}a{color:var(--green)}[hidden]{display:none!important}.topbar{height:84px;background:white;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 max(24px,calc((100% - 1280px)/2))}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink);font-size:22px;font-weight:350;white-space:nowrap}.brand small{display:block;font-size:9px;letter-spacing:2px;font-weight:650;color:var(--muted)}.brand-icon{display:grid;place-items:center;background:#113e3a;color:#5be0b6;width:42px;height:42px;border-radius:12px;font-size:30px}.top-meta{display:flex;gap:10px}.badge{font-size:10px;letter-spacing:1px;background:#e3f4ec;color:#17634f;border-radius:50px;padding:7px 12px}.badge.neutral{background:#eef2f5;color:#5a717e}main{max-width:1280px;margin:auto;padding:32px 24px}.intro{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:30px}.eyebrow{color:var(--green);letter-spacing:2px;font-size:10px;font-weight:750;margin:0}h1{font-size:clamp(29px,3vw,43px);line-height:1.15;letter-spacing:-1.5px;margin:9px 0 12px}h2{font-size:20px;letter-spacing:-.5px;line-height:1.3;margin:0 0 6px}h3{font-size:15px;margin:24px 0 10px}p{margin:8px 0 16px}.intro p:not(.eyebrow){color:var(--muted);margin-bottom:0}.intro-actions{display:flex;gap:8px;flex-wrap:wrap;max-width:360px;justify-content:flex-end}.primary{background:var(--green);color:white;padding:12px 18px}.secondary{background:white;color:var(--ink);border:1px solid #cfdce1;padding:10px 15px}.text-button{padding:8px 0;background:none;color:var(--green);font-size:13px;text-align:left}.tabs{display:flex;gap:6px;padding:6px;background:#e6edf0;border-radius:12px;margin-bottom:24px}.tabs button{flex:1;padding:13px 8px;font-size:11px;background:transparent;color:var(--muted);white-space:nowrap}.tabs button span{font-size:14px;margin-left:7px}.tabs button[aria-selected=true]{color:var(--green);background:white;box-shadow:0 2px 5px #17394f10}.card{background:white;border:1px solid var(--line);border-radius:14px;padding:25px;margin-bottom:20px;min-width:0}.settings-layout{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:22px}.settings-layout>div,.settings-layout aside{min-width:0}.section-title{display:flex;align-items:flex-start;gap:13px;margin-bottom:20px}.section-title p{font-size:13px;color:var(--muted);margin:0}.step{flex-shrink:0;width:30px;height:30px;display:grid;place-items:center;background:#e7f2ee;color:var(--green);font-size:11px;font-weight:750;border-radius:9px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 20px}.field-grid.three{grid-template-columns:repeat(3,minmax(0,1fr));margin:20px 0}.field{display:flex;flex-direction:column;gap:7px;min-width:0;margin:0 0 16px}.field-grid .field{margin-bottom:0}.field>span{font-size:12px;font-weight:700}.field input,.field select,.field textarea{padding:10px 11px;border:1px solid #cedae0;border-radius:7px;background:#fbfcfd;color:var(--ink);width:100%;min-width:0}.field input[type=file]{font-size:12px;padding:10px}.field input[type=file]::file-selector-button{background:#e4eee9;border:0;padding:6px 8px;color:#215e50;border-radius:5px;margin-right:10px}.field small{font-size:11px;color:var(--muted);line-height:1.5;font-weight:400}.wide{margin-top:20px}.wide-button{display:block;width:100%;text-align:center}.hint{font-size:12px;color:var(--muted);line-height:1.65}.calculation{margin:20px 0;background:#eef7f3;border:1px solid #d9ebe3;border-radius:9px;padding:13px 16px;font-size:12px;color:#2b6050}.scenario-card{padding:22px;position:sticky;top:16px}.scenario{border:1px solid var(--line);border-radius:10px;padding:14px;margin:12px 0;background:#fafcfd}.scenario-head{display:flex;align-items:center;gap:8px;margin-bottom:12px}.scenario-head input{font-weight:700;font-size:13px;min-width:0;width:100%;border:0;background:transparent;color:var(--ink)}.remove-scenario{margin-left:auto;border:0;background:transparent;color:#8a5d62;padding:2px 6px;font-size:18px}.scenario .field-grid{gap:12px}.scenario .field{margin-bottom:10px}.scenario .field input,.scenario .field select{font-size:12px;padding:8px}.scenario .field small{font-size:10px}.scenario .field>span{font-size:11px}.preset-buttons{display:flex;justify-content:space-between;gap:8px;margin-top:8px}.assumption-card{font-size:12px;background:#eaf0f2;color:#526975}.assumption-card h3{margin:0 0 10px;color:#2c4959}.assumption-card p{line-height:1.7}details>summary{cursor:pointer;font-size:13px;font-weight:650;list-style-position:inside}details[open]>summary{margin-bottom:18px}.notice,.error{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:13px}.notice{background:#e5f2ed;color:#225e4b}.error{background:#fff0ef;color:#9e332e;border:1px solid #f0d0cb}.callout{font-size:12px;padding:14px 16px;background:#fff5e1;color:#715a2e;border-radius:8px;margin-bottom:16px}.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:18px}.actions .field{margin:0;min-width:170px}.scroll{overflow:auto;max-width:100%;border-radius:7px}table{width:100%;border-collapse:collapse;font-size:12px;font-variant-numeric:tabular-nums}th,td{text-align:left;padding:12px 13px;white-space:nowrap;border-bottom:1px solid #e9eef1}th{font-weight:650;background:#f4f7f8;font-size:11px;color:#607680}tr:last-child td{border:0}tbody tr:hover{background:#f7faf9}.empty{padding:22px;text-align:center;border:1px dashed #d1dfe4;border-radius:8px;font-size:13px;color:var(--muted)}.manager-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}.manager-grid>div{min-width:0}.decision{padding:15px 18px;background:#e7f4ef;border-left:4px solid #28a383;border-radius:0 8px 8px 0;font-size:13px;line-height:1.7}#qm_map{background:#132f3e;border-radius:10px;overflow:auto}#qm_map svg{width:100%;min-width:650px;height:150px}#charts svg{width:100%;height:210px}#charts>div{padding:8px 0;border-bottom:1px solid var(--line)}footer{font-size:10px;color:#8094a0;margin-top:30px;text-align:center}
.scene{background:#102635;color:#ecf6fa;padding:0;overflow:hidden;border-radius:15px;border:1px solid #244554;box-shadow:0 18px 50px #18344416}.scene-head{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:24px 28px 12px}.scene h2{margin:5px 0;font-size:26px}.scene small{font-size:10px;letter-spacing:1px;color:#9db6c5}.scene-tag{border:1px solid #386075;border-radius:99px;padding:6px 12px;font-size:10px;white-space:nowrap;color:#b7d1de}.scene canvas{display:block;width:100%;height:auto;aspect-ratio:1200/460}.scene-metrics{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:1px;background:#294353;border-top:1px solid #294353}.scene-metrics div{background:#122d3d;padding:16px}.scene-metrics span{display:block;font-size:9px;text-transform:uppercase;letter-spacing:.7px;color:#aac4d2}.scene-metrics strong{display:block;font-size:26px;font-variant-numeric:tabular-nums;margin-top:5px}.playbar{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:14px 20px;background:#0c202d}.playbar label{font-size:10px;color:#b9ceda;display:flex;align-items:center;gap:6px}.playbar select{background:#173748;color:#eaf5fb;border:1px solid #426073;border-radius:6px;padding:6px;font-size:11px}.playbar button{padding:9px 15px;background:#38dab0;color:#082c2c}.playbar input[type=range]{flex:1;min-width:100px;accent-color:#38dab0}.playbar output{font-variant-numeric:tabular-nums;font-size:11px}.scene-note{padding:0 24px 16px;margin:0;font-size:11px;color:#a8c4d2;background:#0c202d}.scene-legend{display:flex;gap:18px;padding:0 28px 12px;font-size:11px;color:#b9ceda}.scene-legend i{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:6px}.green{background:#3cdeb4}.amber{background:#ffc978}.purple{background:#9da8ed}#simulation_panel>.card{margin-top:20px}
@media(max-width:1050px){.settings-layout{grid-template-columns:minmax(0,1fr) 310px}.tabs button span{font-size:12px}.intro-actions{max-width:250px}.card{padding:20px}.scenario-card{padding:17px}}@media(max-width:800px){main{padding:24px 16px}.topbar{padding:0 16px;height:74px}.intro{align-items:flex-start;flex-direction:column;gap:16px}.intro-actions{max-width:none;justify-content:flex-start}.settings-layout{grid-template-columns:1fr}.scenario-card{position:static}.tabs button{font-size:10px;padding:11px 4px}.tabs button span{font-size:11px;margin-left:3px}.field-grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}.top-meta .badge:first-child{display:none}.scene-metrics strong{font-size:19px}.scene-metrics div{padding:12px 8px}.scene-metrics span{font-size:8px}.manager-grid{grid-template-columns:1fr}}@media(max-width:480px){.field-grid{grid-template-columns:1fr}.field-grid.three{grid-template-columns:1fr}.tabs button span{display:block;margin:0}.scene-tag{display:none}.scene-head{padding:18px}.scene h2{font-size:22px}.scene-metrics{grid-template-columns:repeat(3,minmax(0,1fr))}.brand{font-size:18px}.top-meta .badge{font-size:8px}.scene-legend{font-size:9px;padding-left:18px}.card{padding:18px}}

/* Keep long scenario lists in normal flow so they cannot cover later controls. */
.scenario-card{position:static}.topbar{position:sticky;top:0;z-index:20}.top-meta{align-items:center}#run_header{font-size:12px;padding:8px 14px}.intro-actions{position:relative}@media(max-width:600px){.top-meta .badge{display:none}}

.approach-road{padding:8px 0}.approach-road p{margin:4px 0;font-size:13px}.approach-track{height:38px;position:relative;border-bottom:3px dashed #729594;background:#edf6f4;border-radius:8px}.approach-track>span{position:absolute;bottom:3px;font-size:25px;transition:left .8s linear}.approach-track .approach-hub{right:0;left:auto}.tabs{overflow-x:auto}.tabs [role=tab]{flex-shrink:0}#ap_data,#ap_csv{font-family:Consolas,monospace;font-size:12px}

.fleet-row{padding:14px 0;border-bottom:1px solid #dce8e6}#fleet_mix_fields{border:1px solid #dce8e6;border-radius:12px;padding:12px;margin:14px 0}#fleet_mix_fields legend{font-size:12px;color:#59706b}#fleet_enabled{width:auto}.scenario details{margin-top:12px}.scenario details>summary{font-weight:600;font-size:13px;cursor:pointer}.scenario details[open] .field{margin-top:12px}