:root{color-scheme:dark;--text:#f4f6f1;--muted:#9aa8ad;--accent:#78e4ff;--hot:#ff7657;--good:#8df2a8;--warn:#ffd46d;--panel:rgba(4,8,12,.84);--line:rgba(205,235,247,.25)}
*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden;background:#05080b;color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}#game,canvas{position:absolute;inset:0;width:100%;height:100%;display:block}.hidden{display:none!important}
.overlay{position:fixed;inset:0;z-index:30;display:none;place-items:center;background:radial-gradient(circle at 50% 35%,rgba(20,31,45,.6),rgba(4,8,13,.95));backdrop-filter:blur(10px)}.overlay.show{display:grid}
.boot-card{width:min(660px,calc(100vw - 36px));padding:40px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,rgba(13,21,32,.96),rgba(7,11,17,.93));box-shadow:0 30px 100px rgba(0,0,0,.6)}.eyebrow{font:800 11px ui-monospace,monospace;letter-spacing:.22em;color:var(--accent);margin-bottom:12px}.boot-card h1{font-size:clamp(42px,8vw,78px);line-height:.88;letter-spacing:-.06em;margin:0 0 18px;font-weight:950}.boot-card h1 span{color:#a6c9d6}.lead{color:#b1c0c5;line-height:1.55;margin:0 0 28px}.results{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:10px 0 26px}.results>div{padding:13px;border:1px solid var(--line);background:rgba(255,255,255,.025);border-radius:7px}.results small{display:block;font:800 9px ui-monospace,monospace;letter-spacing:.14em;color:#7d949e}.results b{font:900 22px ui-monospace,monospace}button{appearance:none;border:0;border-radius:8px;background:linear-gradient(180deg,#aaefff,#67cee9);color:#061018;font-weight:950;letter-spacing:.14em;padding:14px 22px;cursor:pointer;width:100%}

/* minimal combat HUD: only vital information remains on-screen */
#hud{position:fixed;inset:0;z-index:10;pointer-events:none;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.hud-vitals{position:absolute;left:14px;bottom:14px;width:225px;padding:9px 10px;border:1px solid var(--line);border-radius:6px;background:var(--panel);display:grid;gap:8px}.vital span{display:flex;justify-content:space-between;font-size:9px;font-weight:900;letter-spacing:.1em;color:#dbe4e7}.vital>i{display:block;height:7px;margin-top:4px;background:#182228;border-radius:4px;overflow:hidden}.vital em{display:block;width:100%;height:100%;background:#79ddff;box-shadow:0 0 10px rgba(121,221,255,.42);transition:width .12s}.vital.reactor em{background:#8df2a8;box-shadow:0 0 10px rgba(141,242,168,.32)}
.status-pills{position:absolute;left:14px;bottom:90px;display:flex;gap:5px;flex-wrap:wrap;max-width:310px}.status-pills span{padding:5px 7px;border:1px solid var(--line);border-radius:4px;background:var(--panel);font-size:8px;font-weight:900;letter-spacing:.08em;color:#dff4fb}
#crosshair{position:absolute;left:50%;top:50%;width:38px;height:38px;transform:translate(-50%,-50%);filter:drop-shadow(0 0 2px #000) drop-shadow(0 0 6px rgba(120,228,255,.8));will-change:left,top;transition:opacity .08s,filter .08s}
#crosshair i{position:absolute;background:#effcff;box-shadow:0 0 4px rgba(92,222,255,.8)}#crosshair i:nth-child(1){width:9px;height:2px;left:0;top:18px}#crosshair i:nth-child(2){width:9px;height:2px;right:0;top:18px}#crosshair i:nth-child(3){width:2px;height:9px;left:18px;top:0}#crosshair i:nth-child(4){width:2px;height:9px;left:18px;bottom:0}#crosshair b{position:absolute;width:7px;height:7px;border:2px solid #effcff;left:16px;top:16px;border-radius:50%;box-shadow:0 0 5px rgba(92,222,255,.7)}
#crosshair.reloading{opacity:.48;filter:drop-shadow(0 0 2px #000);transform:translate(-50%,-50%) scale(.9)}
body.playing #game canvas{cursor:none}.overlay{cursor:default}
.wave-banner{position:absolute;left:50%;top:16%;transform:translateX(-50%) translateY(-8px);opacity:0;text-align:center;font:950 clamp(26px,4.5vw,54px)/.92 ui-monospace,monospace;letter-spacing:-.05em;text-shadow:0 6px 24px #000;transition:.24s}.wave-banner.show{opacity:1;transform:translateX(-50%) translateY(0)}.wave-banner small{display:block;font-size:9px;letter-spacing:.28em;color:var(--accent);margin-bottom:7px}.toast{position:absolute;left:50%;bottom:55px;transform:translateX(-50%) translateY(8px);opacity:0;padding:8px 11px;border:1px solid var(--line);border-radius:5px;background:var(--panel);font:800 9px ui-monospace,monospace;letter-spacing:.08em;transition:.2s}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}#damageFlash{position:absolute;inset:0;opacity:0;background:radial-gradient(circle,transparent 40%,rgba(255,50,30,.38));mix-blend-mode:screen;transition:opacity .16s}#vignette{position:absolute;inset:0;box-shadow:inset 0 0 100px rgba(0,0,0,.38)}
.pause-card{padding:28px 42px;text-align:center;border:1px solid var(--line);border-radius:10px;background:rgba(7,11,17,.95)}.pause-card small{font:800 10px ui-monospace,monospace;letter-spacing:.2em;color:var(--accent)}.pause-card h2{font-size:46px;margin:6px 0}.pause-card p{color:#95a5ab}kbd{font:800 10px ui-monospace,monospace;border:1px solid #45545b;border-radius:4px;padding:4px 6px;background:#121a1f;color:#fff}

/* iconic rising arcade menu with one movable indicator per option */
.title-overlay{background:#020304;backdrop-filter:none;overflow:hidden}.title-screen{position:relative;width:min(760px,94vw);min-height:min(650px,92vh);display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:26px 24px 18px;color:#f6f4e8;font-family:"Courier New",ui-monospace,monospace;image-rendering:pixelated;text-shadow:3px 3px 0 #000}.arcade-hudline{align-self:stretch;display:flex;justify-content:center;gap:32px;font-size:clamp(16px,2.4vw,22px);font-weight:900;letter-spacing:.08em;white-space:nowrap}.rising-logo{margin-top:24px;transform:translateY(105vh);animation:titleRise 1.12s cubic-bezier(.13,.74,.22,1) .08s forwards;filter:drop-shadow(5px 8px 0 #000)}@keyframes titleRise{0%{transform:translateY(105vh)}68%{transform:translateY(-12px)}84%{transform:translateY(5px)}100%{transform:translateY(0)}}.brick-title{font-family:Impact,"Arial Black",sans-serif;font-size:clamp(76px,13vw,128px);font-weight:900;line-height:.76;letter-spacing:.025em;text-align:center;-webkit-text-stroke:2px #f0eee2;-webkit-text-fill-color:transparent;background-color:#ef3d13;background-image:linear-gradient(to bottom,transparent 0 37%,#f0eee2 38% 43%,transparent 44% 82%,#f0eee2 83% 88%,transparent 89%),repeating-linear-gradient(90deg,transparent 0 30px,#f0eee2 31px 34px,transparent 35px 62px);background-size:100% 28px,64px 28px;background-clip:text;-webkit-background-clip:text;paint-order:stroke fill}.brick-title-wide{font-size:clamp(62px,11vw,108px);margin-top:18px}.menu-stack{width:min(430px,88vw);margin-top:46px;display:grid;gap:4px;opacity:0;animation:menuFade .3s ease 1s forwards}@keyframes menuFade{to{opacity:1}}.arcade-option{position:relative;width:100%;min-height:44px;padding:4px 12px;border:0;border-radius:0;background:transparent!important;box-shadow:none!important;color:#f4f1e5;font:900 clamp(19px,3vw,27px)/1 "Courier New",ui-monospace,monospace;letter-spacing:.055em;text-align:left;display:grid;grid-template-columns:54px 1fr;align-items:center;cursor:pointer}.arcade-option:hover,.arcade-option:focus-visible,.arcade-option.selected{color:#fff;outline:none}.menu-tank{position:relative;display:block;width:30px;height:30px;margin-left:6px;background:#d69f31;border:3px solid #f8cf63;box-shadow:inset 0 0 0 3px #966511,0 0 0 2px #000;transform:scale(.78);visibility:hidden}.menu-tank:before{content:"";position:absolute;width:9px;height:18px;left:7px;top:-11px;background:#f8cf63;border:3px solid #966511;box-shadow:0 0 0 2px #000}.menu-tank:after{content:"";position:absolute;inset:6px;background:#6d4a12;border:2px solid #f8cf63}.arcade-option.selected .menu-tank{visibility:visible;animation:cursorNudge .35s steps(2,end) infinite alternate}@keyframes cursorNudge{to{transform:translateX(4px) scale(.78)}}.menu-panel{width:min(590px,90vw);min-height:62px;margin-top:15px;text-align:center;font-weight:700;color:#d9d7ce;opacity:0;animation:menuFade .3s ease 1.1s forwards}.menu-panel-title{font-size:clamp(17px,2.5vw,23px);font-weight:900;letter-spacing:.12em;color:#f7f4e9;margin-bottom:6px}.menu-panel p{margin:0 auto;max-width:540px;font-size:12px;line-height:1.45;color:#a5aaa5;text-shadow:none}.title-footer{margin-top:auto;padding-top:16px;color:#777c78;font-size:10px;font-weight:700;letter-spacing:.06em;text-align:center;text-shadow:none;opacity:0;animation:menuFade .3s ease 1.2s forwards}
@media(max-width:720px){.hud-vitals{left:8px;bottom:8px;width:190px}.status-pills{left:8px;bottom:82px}.brick-title{font-size:70px}.brick-title-wide{font-size:60px}.menu-stack{margin-top:30px}}@media(max-height:720px){.title-screen{min-height:96vh;padding-top:10px}.rising-logo{margin-top:8px}.brick-title{font-size:68px}.brick-title-wide{font-size:58px;margin-top:12px}.menu-stack{margin-top:24px}.title-footer{display:none}}