:root{color-scheme:dark;--bg:#08131e;--panel:#102333;--ink:#eaf2ee;--muted:#9aafb9;--accent:#edc081;--line:#304755;--mono:ui-monospace,SFMono-Regular,Consolas,monospace;font-family:Arial,Helvetica,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}[hidden]{display:none!important}a{color:inherit;text-decoration:none}button,select,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #92ecff;outline-offset:4px}button,a,select{-webkit-tap-highlight-color:transparent}#hangar{max-width:1600px;margin:auto;padding:0 44px}.nav{height:82px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:15px}.brand{font-size:18px;font-weight:900;letter-spacing:-.5px}.brand span{color:var(--accent)}.brand small{color:var(--muted);font:10px var(--mono);letter-spacing:1px;margin-left:15px}.edition{font:10px var(--mono);letter-spacing:1px;color:var(--muted)}.edition b{color:var(--accent);margin-left:9px}.hero{position:relative;min-height:580px;display:grid;grid-template-columns:1.5fr 1fr;gap:45px;align-items:center;padding:55px 0;isolation:isolate}.hero-art{position:absolute;inset:0 -44px;background:linear-gradient(90deg,#08131e80,#08131e1a 40%,#08131ef2 72%),linear-gradient(0deg,#08131e,transparent 45%),url('./assets/menu-backdrop.webp') center 58%/cover;z-index:-2;opacity:.84}.hero-grid{position:absolute;inset:0;z-index:-1;background:radial-gradient(#dff9ff22 1px,transparent 1px) 0 0/24px 24px;mask-image:linear-gradient(#0002,transparent)}.eyebrow{font:700 10px/1.5 var(--mono);letter-spacing:2.2px;color:var(--accent);margin:0 0 18px}.hero-copy{padding:30px 5px;text-shadow:0 3px 20px #020b12}h1{font-size:clamp(62px,8vw,115px);line-height:.9;letter-spacing:-5px;margin:0;font-weight:900}h1 span{display:block;color:var(--accent);font-size:.47em;letter-spacing:.14em;line-height:1.5}.lead{font-size:19px;line-height:1.6;color:#dfebe9}.hero-facts{display:flex;gap:18px;flex-wrap:wrap;font:9px var(--mono);letter-spacing:1px;margin-top:36px}.hero-facts span{border-left:2px solid var(--accent);padding-left:8px}.launch-panel{padding:30px;background:#102536e8;border:1px solid #8ca8b746;box-shadow:0 24px 65px #0006;backdrop-filter:blur(12px)}.launch-panel h2{margin:0 0 12px;font-size:29px;letter-spacing:-1px}.launch-panel>p{color:var(--muted);font-size:12px;line-height:1.6}.field{display:block;font:10px var(--mono);letter-spacing:1px;color:var(--accent);margin:20px 0}select{display:block;width:100%;margin-top:9px;background:#0c1b28;border:1px solid #415b6c;border-radius:3px;color:var(--ink);padding:12px;font:13px Arial}.settings{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:24px 0;font-size:12px;color:#cfddde}.settings label{display:flex;align-items:center;gap:8px}.settings input{accent-color:#edc081;width:16px;height:16px}.primary,.secondary{border:1px solid transparent;padding:16px 20px;min-height:48px;font:bold 12px var(--mono);letter-spacing:1px;border-radius:3px}.primary{background:var(--accent);color:#142531}.primary:hover{filter:brightness(1.1)}.secondary{background:#213a4d;border-color:#557389;color:var(--ink)}.launch-panel .primary{width:100%}#assetStatus{font:10px/1.5 var(--mono);color:#b3d4cb;text-align:center}.small{font-size:11px!important;line-height:1.6!important;color:var(--muted)!important}.timeline{padding:36px 0 50px}.section-heading{display:flex;justify-content:space-between;gap:20px;align-items:end;margin:0 0 24px}.section-heading h2{font-size:30px;margin:0;letter-spacing:-.8px}.section-heading .eyebrow{margin-bottom:9px}.section-heading>p{color:var(--muted);font-size:12px}.era-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.era-grid article{padding:22px 16px;background:linear-gradient(145deg,#153041,#0e1e2b);border:1px solid #385263}.era-grid img{display:block;width:100%;height:110px;object-fit:contain;filter:drop-shadow(8px 15px 8px #0005);margin:6px auto 24px}.era-grid small{font:9px var(--mono);letter-spacing:.5px;color:var(--accent)}.era-grid h3{font-size:18px;line-height:1.3;margin:12px 0}.era-grid p{font-size:12px;line-height:1.65;color:var(--muted);margin-bottom:0}.briefing{display:grid;grid-template-columns:1fr 2fr;gap:55px;padding:38px 0;border-top:1px solid var(--line)}.briefing h2{font-size:30px;line-height:1.1;margin:0}.manual p{color:#a7bbc4;font-size:13px;line-height:1.8;margin-top:0}kbd{display:inline-block;font:10px var(--mono);color:#e8f3f0;background:#20394b;padding:5px 7px;border:1px solid #577483;border-radius:3px;margin:2px 1px}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;padding:24px 0 36px;font:9px var(--mono);color:#b1c5cb}footer a{color:var(--accent)}
#arena{position:fixed;inset:0;width:100vw;height:100vh;height:100dvh;background:#081b28;z-index:100;overflow:hidden;touch-action:none;outline:none}#arena:fullscreen{width:100%;height:100%}body.in-flight{overflow:hidden}#game{display:block;width:100%;height:100%;touch-action:none}.combat-hud{position:absolute;top:0;left:0;right:0;display:flex;align-items:start;justify-content:space-between;gap:24px;padding:max(17px,env(safe-area-inset-top)) max(22px,env(safe-area-inset-right)) 34px max(22px,env(safe-area-inset-left));background:linear-gradient(#05121deb,transparent);pointer-events:none}.score-box{min-width:125px}.score-box small{font:9px var(--mono);letter-spacing:2px;color:#c1d7dc}.score-box strong{display:block;font:bold 26px var(--mono);margin:3px 0;letter-spacing:1px;text-shadow:0 2px 8px black}.score-box span{display:block;font:10px var(--mono);color:var(--accent)}.status-box{width:340px;max-width:36vw;padding-top:2px}.era-label{display:flex;justify-content:space-between;gap:12px;font:10px var(--mono);letter-spacing:1px}.era-label strong{font-weight:400}.era-label>span{color:var(--accent)}.hull-track{height:7px;border:1px solid #c9e6e666;background:#133348;margin:9px 0 8px}.hull-track i{display:block;width:100%;height:100%;background:linear-gradient(90deg,#79e3c3,#d8f3c7);transition:width .16s}.weapon-line{display:flex;justify-content:space-between;gap:12px;font:8px var(--mono);letter-spacing:.5px;color:#d1e7e3}.progress-track{height:2px;background:#fff2;margin-top:8px}.progress-track i{display:block;width:0;height:100%;background:var(--accent)}.toolbar{display:flex;gap:7px;pointer-events:auto}.toolbar button{width:42px;height:38px;border:1px solid #9ebdc15e;background:#0a2438cf;color:#e7f3ed;font:12px var(--mono);border-radius:4px}.toolbar button:hover{background:#30536a}#bossHud{position:absolute;top:106px;left:50%;transform:translateX(-50%);width:300px;max-width:75%;text-align:center;font:10px var(--mono);color:#ffd9b6;letter-spacing:1px;text-shadow:0 2px 5px black;pointer-events:none}#bossHud>div{margin-top:9px;border:1px solid #ffc99966;background:#081826b3;height:7px}#bossHealth{display:block;width:100%;height:100%;background:#f09f62}.announcement{position:absolute;top:25%;left:0;right:0;text-align:center;pointer-events:none;opacity:0;transform:translateY(12px);transition:.3s;color:#fff7df;text-shadow:0 2px 18px #000;font:bold clamp(20px,4vw,42px) Arial;letter-spacing:2px;padding:15px}.announcement.visible{opacity:1;transform:none}.announcement small{display:block;font:11px var(--mono);margin-top:12px;letter-spacing:2px;color:var(--accent)}.toast{position:absolute;right:25px;top:160px;font:11px var(--mono);padding:14px 20px;background:#112c3ddb;border:1px solid #e2c48a75;box-shadow:0 12px 25px #0005;max-width:260px;opacity:0;transition:opacity .2s;pointer-events:none}.toast.visible{opacity:1}.bottom-hud{position:absolute;bottom:0;left:0;right:0;display:flex;align-items:end;justify-content:space-between;padding:25px max(22px,env(safe-area-inset-right)) max(17px,env(safe-area-inset-bottom)) max(22px,env(safe-area-inset-left));pointer-events:none;background:linear-gradient(transparent,#061624b8);gap:12px}#flightHint{color:#d5e8e8;font:9px/1.6 var(--mono);letter-spacing:1px;text-shadow:0 1px 6px black}.bottom-hud>div{display:flex;gap:12px;pointer-events:auto}.bottom-hud button{background:#102b40e0;color:#f7dfb0;border:1px solid #bdcaca77;min-height:47px;padding:10px 14px;font:10px var(--mono);letter-spacing:1px;border-radius:4px;touch-action:none}.bottom-hud button b{background:#d6c69f;color:#13232f;padding:4px;margin-right:8px}.bottom-hud button span{margin-left:10px;font-weight:bold}.bottom-hud button[aria-disabled=true]{opacity:.6}.overlay{position:absolute;inset:0;background:#03111ed9;backdrop-filter:blur(8px);z-index:10;display:grid;place-items:center;padding:25px;overflow:auto}.dialog-card{width:min(620px,100%);max-height:100%;overflow:auto;padding:36px;background:linear-gradient(150deg,#17374a,#102130);border:1px solid #7094a3;text-align:center;box-shadow:0 20px 100px #0008}.dialog-card h2{font-size:38px;line-height:1.05;letter-spacing:-1px;margin:16px 0}.dialog-card>p:not(.eyebrow){font-size:14px;line-height:1.7;color:#c5d8da}.dialog-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px}.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:25px 0}.results-grid div{border:1px solid #3f6377;padding:14px 5px;background:#0a2130}.results-grid span{display:block;color:#9bb8c5;font:9px var(--mono);margin-bottom:9px}.results-grid b{font:20px var(--mono);color:var(--accent)}#upgradeChoices{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:26px}.upgrade-choice{padding:15px 10px;border:1px solid #668d9f;background:#17394b;color:#f4eee2;text-align:center;min-height:155px}.upgrade-choice:hover,.upgrade-choice:focus-visible{background:#275166;border-color:var(--accent)}.upgrade-choice canvas{width:40px;height:44px;display:block;margin:0 auto 10px}.upgrade-choice strong{display:block;font-size:13px;margin:8px 0}.upgrade-choice small{color:#bad1d7;font-size:11px;line-height:1.5;display:block}
@media(max-width:1000px){#hangar{padding:0 26px}.hero{gap:25px;grid-template-columns:1.2fr 1fr}.hero-art{inset:0 -26px}.hero-copy h1{font-size:75px}.launch-panel{padding:24px}.era-grid{grid-template-columns:repeat(3,1fr)}.hero-facts{gap:10px;line-height:1.7}.edition{font-size:9px}.briefing{gap:25px}.status-box{max-width:40vw}.score-box{min-width:110px}}
@media(max-width:700px){#hangar{padding:0 20px}.nav{height:66px}.brand small,.edition{display:none}.hero{grid-template-columns:1fr;gap:5px;padding:35px 0}.hero-art{inset:0 -20px;background-position:60% top}.hero-copy{padding:15px 0 20px}.hero-copy h1{font-size:clamp(60px,15vw,96px)}.lead{font-size:16px}.hero-facts{margin-top:24px}.launch-panel{padding:24px}.era-grid{grid-template-columns:repeat(2,1fr);gap:10px}.era-grid article:last-child{grid-column:1/-1}.era-grid img{height:100px}.section-heading{display:block}.section-heading h2{font-size:27px}.briefing{grid-template-columns:1fr;gap:24px}footer{flex-wrap:wrap;line-height:1.8}.combat-hud{padding:12px 12px 30px;gap:12px;flex-wrap:wrap}.score-box{min-width:100px}.score-box strong{font-size:21px}.status-box{order:3;width:100%;max-width:none;display:grid;grid-template-columns:1fr;gap:0;margin-top:0}.status-box .hull-track{margin-block:6px}.status-box .era-label{font-size:9px}.status-box .weapon-line{font-size:8px}.toolbar{margin-left:auto}.toolbar button{height:34px;width:36px}#bossHud{top:138px}.announcement{top:27%}.bottom-hud{padding:15px 12px max(15px,env(safe-area-inset-bottom));flex-direction:column;align-items:stretch;gap:8px}.bottom-hud>div{justify-content:space-between}.bottom-hud button{min-height:47px;padding:10px 12px;font-size:9px}#flightHint{text-align:center;font-size:8px}.dialog-card{padding:23px}.dialog-card h2{font-size:30px}#upgradeChoices{grid-template-columns:1fr}.upgrade-choice{min-height:78px;text-align:left;display:grid;grid-template-columns:45px 1fr;column-gap:12px;align-items:center}.upgrade-choice canvas{grid-row:1/3;margin:0}.upgrade-choice strong{margin:0}.upgrade-choice small{grid-column:2}.toast{top:165px;right:12px;font-size:10px;max-width:220px}}
@media(max-height:550px) and (orientation:landscape){.combat-hud{padding:9px 15px 20px;flex-wrap:nowrap}.status-box{order:0;max-width:40%;margin:0}.score-box strong{font-size:18px}.toolbar button{height:32px;width:34px}#bossHud{top:85px}.bottom-hud{flex-direction:row;padding:12px 15px}.bottom-hud button{min-height:38px}.announcement{top:30%;font-size:25px}.dialog-card{padding:20px;max-height:100%}.dialog-card h2{font-size:25px;margin:8px}#upgradeChoices{grid-template-columns:repeat(3,1fr);margin-top:10px}.upgrade-choice{display:block;min-height:120px;text-align:center}.upgrade-choice canvas{display:none}.dialog-actions{margin-top:16px}.results-grid{margin:15px 0}.toast{top:110px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}

/* 2.1: keep UI resolution independent of the bounded combat canvas. */
.performance-readout{display:flex;align-items:center;gap:14px}#fps{font:11px var(--mono);color:#c5f0d8;white-space:nowrap}.toolbar #qualityButton{font-size:9px;width:44px}.overlay{backdrop-filter:none;background:#03111eed}@media(max-width:700px){.performance-readout{justify-content:center;gap:8px}.toolbar{gap:4px}}