:root{color-scheme:light;--bg:#faf8f5;--surface:#fffdfa;--soft:#f0ebe5;--ink:#282320;--muted:#6f625b;--line:#ddd3ca;--accent:#722b3b;--accent-soft:#f5e8eb;--gold:#bd935e;--gold-ink:#735025;--white:#fff9f1;--error:#a12538;--error-bg:#f9e9eb;--disabled-bg:#eee8e2;--disabled-ink:#827971;--arena:#202b29;--arena-ink:#e6eee8;--arena-muted:#c0d0c6;--arena-grid:#3a4b45;--flight:#e7c18b}
:root[data-theme=dark]{color-scheme:dark;--bg:#181716;--surface:#22201e;--soft:#2b2725;--ink:#f2e8df;--muted:#b9aca1;--line:#433b36;--accent:#e7a8b5;--accent-soft:#3e2630;--gold:#bb935e;--gold-ink:#e8bc7e;--white:#fff9f1;--error:#ffbdc8;--error-bg:#43212a;--disabled-bg:#302c29;--disabled-ink:#a09489;--arena:#141c19;--arena-ink:#e6eee8;--arena-muted:#c0d0c6;--arena-grid:#304139;--flight:#e7c18b}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;background:var(--disabled-bg)!important;color:var(--disabled-ink)!important;border-color:var(--line)!important}a{color:var(--accent);text-underline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--gold-ink);outline-offset:4px}button{border:1px solid var(--line);background:var(--surface);color:var(--ink)}button:hover:not(:disabled){border-color:var(--accent)}[hidden]{display:none!important}h1,h2,p,figure{margin:0}h1{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:clamp(30px,3vw,43px);line-height:1.16;letter-spacing:-1.2px}h2{font-family:Georgia,"Times New Roman",serif;font-size:26px;font-weight:400;line-height:1.3}p{margin-bottom:14px}.muted{color:var(--muted)}.small{font-size:14px}.topbar{height:95px;padding:0 38px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);background:var(--surface)}.brand{display:flex;align-items:center;gap:19px;text-decoration:none;color:var(--ink);font-size:15px;letter-spacing:2px;font-weight:650}.brand small{display:block;font-size:10px;letter-spacing:2px;color:var(--muted);margin-top:4px}.monogram{font:italic 44px/1 Georgia,serif;letter-spacing:-4px;padding-right:5px;color:var(--accent)}.top-actions{display:flex;align-items:center;gap:24px}.status-pill{font-size:11px;letter-spacing:1.5px;background:var(--accent-soft);color:var(--accent);padding:7px 12px;border-radius:3px}.quiet-button{font-size:14px;border:0;background:transparent;color:var(--muted);padding:9px 5px;text-decoration:underline;text-underline-offset:4px}.workspace{display:grid;grid-template-columns:212px minmax(0,1fr);max-width:1800px;margin:0 auto;min-height:calc(100vh - 95px)}.sidebar{border-right:1px solid var(--line);padding:38px 18px;display:flex;flex-direction:column;justify-content:space-between;gap:80px}.sidebar nav{display:flex;flex-direction:column;gap:8px}.sidebar nav a{display:flex;gap:15px;align-items:center;text-decoration:none;color:var(--muted);font-size:14px;padding:13px 14px;border-radius:3px}.sidebar nav a span{font-size:12px;opacity:.9;font-variant-numeric:tabular-nums}.sidebar nav a[aria-current]{background:var(--accent-soft);color:var(--accent);font-weight:600}.sidebar-note{padding:0 14px}.sidebar-note p{font:italic 20px/1.5 Georgia,serif;margin:17px 0 29px;color:var(--muted)}.tiny-label,.eyebrow{font-size:11px;letter-spacing:1.6px;font-weight:600}.tiny-label{color:var(--muted)}.eyebrow{color:var(--accent);margin-bottom:12px}main{padding:38px 42px 20px;min-width:0}.page-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:29px}.edition{font-size:13px;color:var(--muted);white-space:nowrap;padding-bottom:4px}.design-grid{display:grid;grid-template-columns:minmax(0,1fr) 274px;gap:32px}.concept-panel{background:var(--soft);border:1px solid var(--line);display:flex;flex-direction:column;min-width:0;align-self:start}.image-switch{display:flex;padding:15px 17px;gap:5px}.image-switch button{font-size:13px;border:0;background:transparent;color:var(--muted);padding:7px 12px;border-radius:3px}.image-switch button.active{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px #00000015}.concept-panel img{width:100%;height:auto;display:block;aspect-ratio:1672/941;object-fit:cover}.concept-panel figcaption{display:flex;justify-content:space-between;gap:15px;font-size:11px;letter-spacing:.25px;color:var(--muted);padding:14px 17px}.design-inspector{padding-top:8px}.palette{display:flex;gap:9px;margin:17px 0 24px}.swatch{display:block;width:34px;height:34px;border-radius:50%;border:1px solid #ffffff45}.oxblood{background:#642a37}.gold{background:#c4a16f}.black{background:#24252a}.design-inspector h2{margin-bottom:12px}.design-inspector>.muted{font-size:14px}.design-list{list-style:none;margin:22px 0;padding:0}.design-list li{display:flex;gap:13px;border-top:1px solid var(--line);padding:13px 0}.design-list li>span{color:var(--gold-ink);font:13px/1.8 Georgia,serif}.design-list strong{font-size:14px;font-weight:600}.design-list p{font-size:13px;color:var(--muted);line-height:1.55;margin:3px 0 0}.text-link{font-size:14px;font-weight:500;display:inline-block}.design-bottom{margin-top:32px;border-top:1px solid var(--line);padding-top:25px;display:grid;grid-template-columns:1fr 1fr 1.2fr;gap:22px;align-items:start}.design-bottom p{font:18px/1.4 Georgia,serif;margin:8px 0 5px}.design-bottom small{font-size:12px;color:var(--muted)}.primary-link{grid-column:1/-1;justify-self:end;display:flex;gap:24px;align-items:center;font-size:14px;color:var(--surface);background:var(--accent);text-decoration:none;padding:12px 20px;border-radius:3px}.page-footer{border-top:1px solid var(--line);margin-top:45px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:10px;letter-spacing:1.4px}.panel{border:1px solid var(--line);background:var(--surface);padding:28px}.power-grid{display:grid;grid-template-columns:minmax(300px,1fr) 1.1fr;gap:40px}.power-inputs h2{margin-bottom:22px}.profile-options{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:15px}.profile{text-align:left;padding:13px 14px;border-radius:3px}.profile strong{display:block;font-size:14px}.profile span{display:block;font-size:12px;margin-top:5px;color:var(--muted)}.profile.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent)}#profile-note{font-size:14px;min-height:64px}.input-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 0;border-top:1px solid var(--line)}.input-row label{font-size:14px}.input-row label span{font-size:12px;color:var(--muted);margin-left:5px}.input-row input{width:88px;min-height:42px;border:1px solid var(--line);border-radius:3px;color:var(--ink);background:var(--bg);padding:8px 10px;text-align:right;font-variant-numeric:tabular-nums}.slider-row{margin:15px 0 22px}.slider-row label{display:flex;justify-content:space-between;font-size:14px;gap:20px}.slider-row output{font-variant-numeric:tabular-nums;color:var(--accent)}input[type=range]{width:100%;accent-color:var(--accent);margin:15px 0 0}.runtime-block{padding:24px 0 30px;border-bottom:1px solid var(--line)}.runtime{display:block;font:clamp(45px,5.8vw,78px)/1.2 Georgia,serif;letter-spacing:-3px;color:var(--accent);margin:16px 0}.runtime-block>p:not(.eyebrow){color:var(--muted);font-size:14px}.energy-bar{display:flex;overflow:hidden;height:10px;margin:27px 0 17px;border-radius:5px;background:var(--line)}#energy-usable,.legend-usable{background:var(--accent)}#energy-loss,.legend-loss{background:var(--gold)}#energy-reserve,.legend-reserve{background:var(--line)}.energy-legend{display:flex;flex-wrap:wrap;gap:16px;font-size:12px;color:var(--muted)}.energy-legend span{display:flex;gap:5px;align-items:center}.energy-legend i{width:8px;height:8px;display:inline-block;border-radius:2px}.energy-legend b{font-weight:400}.formula{margin-top:24px;font-size:12px!important}.drone-energy{padding-top:25px}.drone-number{font:48px/1.2 Georgia,serif;margin:15px 0}.drone-number span{font:16px/1.4 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--muted)}.drone-energy p{font-size:14px;color:var(--muted);max-width:530px}.note-strip{display:flex;gap:22px;border-left:3px solid var(--gold);background:var(--soft);padding:20px 24px;margin-top:30px;font-size:14px;color:var(--muted)}.note-strip strong{color:var(--ink);min-width:170px}.error{background:var(--error-bg);color:var(--error);padding:14px;font-size:14px}.simulation-badge{font-size:11px;letter-spacing:1.7px;border:1px solid var(--gold);padding:7px 12px;color:var(--gold-ink);white-space:nowrap}.flight-intro{font-size:14px;color:var(--muted);margin-top:-10px;margin-bottom:24px}.flight-grid{display:grid;grid-template-columns:minmax(0,1fr) 274px;gap:24px}.arena-wrap{border-radius:4px;overflow:hidden;background:var(--arena);color:var(--arena-ink);align-self:start}.arena-top{display:flex;justify-content:space-between;padding:16px 20px;font-size:10px;letter-spacing:1.4px;color:var(--arena-muted);border-bottom:1px solid var(--arena-grid)}#arena{position:relative}#arena svg{display:block;width:100%;max-height:440px}.grid-line{stroke:var(--arena-grid);stroke-width:1}.flight-boundary{stroke:var(--arena-muted);stroke-width:1;stroke-dasharray:5 8;fill:none;opacity:.5}.home-cross{stroke:var(--arena-muted);stroke-width:1}.home-label{fill:var(--arena-muted);font:11px sans-serif;letter-spacing:2px}#flight-trail{stroke:var(--flight);stroke-width:2;fill:none;opacity:.6}.marker-halo{stroke:var(--flight);stroke-width:1;fill:var(--arena)}.marker-core{fill:var(--flight)}.arena-coordinate{display:flex;justify-content:space-between;color:var(--arena-muted);padding:0 20px 15px;font-size:11px}.flight-metrics{display:grid;grid-template-columns:repeat(4,1fr);padding:20px;border-top:1px solid var(--arena-grid);gap:14px}.flight-metrics span{display:block;font-size:9px;letter-spacing:1px;color:var(--arena-muted);margin-bottom:8px}.flight-metrics output{font-size:17px;font-variant-numeric:tabular-nums;color:var(--arena-ink)}.flight-controls{padding:21px;display:flex;flex-direction:column;gap:10px}.flight-controls .eyebrow{margin:0 0 6px}.primary-button,.secondary-button,.danger-button{padding:10px 12px;border-radius:3px;font-size:14px;min-height:43px}.primary-button{background:var(--accent);color:var(--surface);border-color:var(--accent);font-weight:600}.secondary-button{background:var(--surface);color:var(--ink)}.danger-button{background:var(--error-bg);color:var(--error);border-color:var(--error-bg)}.two-buttons{display:grid;grid-template-columns:1fr 1fr;gap:9px}.dpad{display:grid;grid-template-columns:repeat(3,44px);grid-template-rows:repeat(3,38px);gap:5px;align-self:center;margin:9px 0}.dpad button{font-size:23px;border-radius:4px;background:var(--soft);color:var(--ink)}.dpad span{font-size:9px;letter-spacing:1px;grid-column:2;grid-row:2;place-self:center;color:var(--muted)}.north{grid-column:2;grid-row:1}.west{grid-column:1;grid-row:2}.east{grid-column:3;grid-row:2}.south{grid-column:2;grid-row:3}.flight-controls>.small{font-size:12px;margin:3px 0 0}.flight-message{background:var(--accent-soft);color:var(--accent);padding:15px 20px;margin:21px 0 13px;font-size:14px;border-left:3px solid var(--accent)}.flight-message[data-state=failed],.flight-message[data-state=timed_out]{background:var(--error-bg);color:var(--error);border-color:var(--error)}.build-lead{padding:25px 0 30px;border-top:1px solid var(--line);max-width:760px}.build-lead p{font:24px/1.5 Georgia,serif}.build-lead span{color:var(--muted);font-size:14px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;background:var(--surface);font-size:14px;min-width:700px}caption{text-align:left;font-size:12px;padding:0 0 14px;color:var(--muted)}th,td{padding:16px 18px;border:1px solid var(--line);text-align:left;vertical-align:top}thead th{background:var(--soft);color:var(--muted);font-size:12px;font-weight:500}tbody th{font-weight:600;min-width:155px}tbody td{color:var(--muted)}.build-footer{display:grid;grid-template-columns:1fr 1fr;gap:55px;margin-top:35px}.build-footer h2{font-size:22px;margin-bottom:16px}.build-footer p{font-size:14px;color:var(--muted)}.build-footer a{font-size:14px;display:block;margin-bottom:12px}
@media(min-width:1500px){.design-grid{grid-template-columns:minmax(0,1fr) 320px;gap:42px}.design-inspector>.muted{font-size:16px}.design-list p{font-size:14px}.design-inspector h2{font-size:29px}.design-bottom{grid-template-columns:1fr 1fr 1fr auto}.primary-link{grid-column:auto;align-self:center}.concept-panel img{min-height:410px}}
@media(max-width:1150px){.workspace{grid-template-columns:176px minmax(0,1fr)}.sidebar{padding:30px 8px}main{padding:30px 25px 20px}.design-grid{grid-template-columns:minmax(0,1fr) 230px;gap:24px}.design-inspector{padding-top:0}.design-inspector h2{font-size:23px}.page-heading{align-items:start}.edition{display:none}.power-grid{gap:25px}.flight-grid{grid-template-columns:minmax(0,1fr) 230px;gap:18px}.flight-controls{padding:17px}.flight-metrics{grid-template-columns:1fr 1fr}}
@media(max-width:900px){.topbar{padding:0 25px;height:80px}.workspace{display:block}.sidebar{border:0;border-bottom:1px solid var(--line);padding:10px 16px;display:block}.sidebar nav{flex-direction:row;gap:3px;justify-content:space-between}.sidebar nav a{padding:10px 12px;font-size:13px;gap:8px}.sidebar-note{display:none}.design-grid{grid-template-columns:minmax(0,1fr) 240px}.top-actions{gap:15px}.topbar .status-pill{font-size:10px}.power-grid{grid-template-columns:1fr 1fr}.profile-options{grid-template-columns:1fr}.profile-note{min-height:0}.note-strip{display:block}.note-strip strong{display:block;margin-bottom:6px}}
@media(max-width:650px){.topbar{height:76px;padding:0 18px}.brand{font-size:13px;gap:14px;letter-spacing:1.5px}.brand small{font-size:8px}.monogram{font-size:37px}.status-pill{display:none}.top-actions{gap:0}.quiet-button{font-size:12px}.sidebar{padding:7px 8px}.sidebar nav a{font-size:12px;gap:5px;padding:10px 7px}.sidebar nav a span{font-size:10px}main{padding:25px 18px 18px}.page-heading{margin-bottom:22px;gap:12px}h1{font-size:30px;letter-spacing:-.8px}.eyebrow{font-size:10px;margin-bottom:9px}.design-grid{grid-template-columns:1fr;gap:26px}.concept-panel figcaption{font-size:10px;padding:12px}.concept-panel figcaption>span:last-child{display:none}.image-switch{padding:10px}.design-inspector{display:grid;grid-template-columns:1fr auto;column-gap:15px}.design-inspector .eyebrow{align-self:center;margin:0}.palette{margin:0 0 12px}.swatch{width:26px;height:26px}.design-inspector h2,.design-inspector>.muted,.design-list,.design-inspector>.text-link{grid-column:1/-1}.design-list{margin:8px 0 12px}.design-list li{padding:12px 0}.design-inspector h2{font-size:25px}.design-bottom{grid-template-columns:1fr;gap:20px}.design-bottom>div{display:grid;grid-template-columns:135px 1fr;column-gap:10px;align-items:baseline}.design-bottom p{font-size:16px;margin:0 0 3px}.design-bottom small{grid-column:2}.tiny-label{font-size:9px;letter-spacing:1.2px}.primary-link{justify-self:stretch;justify-content:space-between}.page-footer{margin-top:30px;display:block;font-size:9px}.page-footer span{display:block;margin-bottom:6px}.power-grid{grid-template-columns:1fr;gap:15px}.panel{padding:21px}.profile-options{grid-template-columns:1fr 1fr}.power-inputs h2{font-size:25px}.runtime-block{padding:20px 4px 22px}.runtime{font-size:66px}.drone-energy{padding:25px 4px 0}.energy-legend{gap:12px}.note-strip{padding:16px}.flight-grid{grid-template-columns:1fr}.flight-metrics{grid-template-columns:1fr 1fr;padding:17px}.flight-metrics output{font-size:18px}.flight-controls{display:grid;grid-template-columns:1fr 1fr;padding:20px;gap:12px}.flight-controls>.eyebrow,.flight-controls>.small,.flight-controls>.danger-button,.flight-controls>#reset-flight{grid-column:1/-1}.flight-controls .dpad{grid-column:1/-1;justify-self:center}.simulation-badge{font-size:9px;letter-spacing:.6px;padding:6px;max-width:100px;text-align:center}.flight-intro{font-size:13px}.flight-message{padding:13px}.build-footer{grid-template-columns:1fr;gap:20px}.build-lead{padding:16px 0 25px}.build-lead p{font-size:22px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
/* Keep the working result beside the controls, including on a phone. */
.image-switch button{font-size:14px}.design-list p{font-size:14px}.flight-metrics span{font-size:11px}.flight-controls>.small{font-size:14px}
@media(max-width:650px){.sidebar nav a{font-size:14px;padding:10px 5px}.sidebar nav a span{display:none}.power-grid{display:flex;flex-direction:column}.power-result{display:contents}.runtime-block{order:-1;padding-top:0}.power-inputs{order:0}.drone-energy{order:1}.quiet-button{font-size:14px}}