/* Legio Stellaris: a Roman space shooter. Built from the author's own sprite sheets and level art. */
*{box-sizing:border-box}
html,body{margin:0}
[hidden]{display:none!important}
button{font:inherit}
/* Layout: one arcade cabinet screen, centred and scaled to fit, with a control strip below. */
:root{
  --bg:#08070d; --panel:#14111c; --fg:#f2e5c3; --gold:#e3b347; --red:#b0242e; --muted:#9a8c74;
  --display:"Cormorant Garamond", Georgia, serif;
  --pixel:"Space Mono", ui-monospace, monospace;
  color-scheme:dark;
}
html,body{height:100%}
body{background:var(--bg);color:var(--fg);margin:0;display:flex;flex-direction:column;
  padding:0 env(safe-area-inset-right, 0px) 0 env(safe-area-inset-left, 0px);box-sizing:border-box;overflow:hidden;font-family:var(--pixel)}
#stage{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;position:relative}
#game{display:block;background:#000;border:0;touch-action:none;outline:none}
#game:focus-visible{border-color:var(--gold)}
#help{position:fixed;left:0;right:0;bottom:0;z-index:4;pointer-events:none;display:flex;flex-wrap:wrap;gap:4px 18px;justify-content:center;padding:18px 12px 8px;background:linear-gradient(transparent,rgba(6,4,10,.85));transition:opacity .4s;font-size:11px;color:var(--muted);letter-spacing:.04em}
body.playing #help{opacity:0}
#home{position:fixed;left:50%;bottom:44px;transform:translateX(-50%);z-index:6;display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;
  border:1.5px solid var(--gold);background:rgba(8,7,13,.82);color:var(--gold);font:700 12px var(--pixel);letter-spacing:.1em;text-decoration:none;text-transform:uppercase;
  box-shadow:0 0 0 1px #000,0 0 14px rgba(227,179,71,.35);transition:opacity .4s,background .2s}
#home:hover,#home:focus-visible{background:rgba(227,179,71,.22);outline:none}
body.playing #home{opacity:0;pointer-events:none}
@media (pointer:coarse){ #home{bottom:max(10px,env(safe-area-inset-bottom,0px));font-size:11px;padding:8px 14px} }
#help b{color:var(--gold);font-weight:400}
.pad,#turn{display:none}
/* Touch screens: the game fills the phone, with electric special buttons in columns at both sides. */
@media (pointer:coarse){
  #help{display:none}
  body{padding:0;background:#03050d}
  #stage{display:grid;grid-template-columns:minmax(84px,1fr) auto minmax(84px,1fr);grid-template-areas:"l c r";align-items:stretch;align-content:stretch;height:100%;
    background:radial-gradient(60% 90% at 0% 50%,rgba(40,120,255,.20),transparent 70%),radial-gradient(60% 90% at 100% 50%,rgba(120,80,255,.20),transparent 70%),
      repeating-linear-gradient(0deg,rgba(80,170,255,.05) 0 1px,transparent 1px 22px),repeating-linear-gradient(90deg,rgba(80,170,255,.05) 0 1px,transparent 1px 22px),#04071a}
  #game{grid-area:c;align-self:center;justify-self:center;border:0;border-radius:0;
    box-shadow:0 0 0 1px rgba(110,210,255,.7),0 0 14px rgba(60,170,255,.55),0 0 34px rgba(90,90,255,.3)}
  .pad{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-width:0;padding:10px 8px}
  #padL{grid-area:l;padding-left:max(8px,env(safe-area-inset-left,0px))}
  #padR{grid-area:r;padding-right:max(8px,env(safe-area-inset-right,0px))}
}
@media (pointer:coarse) and (orientation:portrait){
  #stage{grid-template-columns:1fr 1fr;grid-template-rows:auto auto minmax(0,1fr);grid-template-areas:"c c" "t t" "l r"}
  #game{align-self:start}
  #turn{display:block;grid-area:t;text-align:center;font-size:11px;letter-spacing:.12em;color:#8fdcff;padding:10px 8px 0;text-shadow:0 0 8px #39f}
  .pad{justify-content:space-evenly;padding-bottom:max(12px,env(safe-area-inset-bottom,0px))}
  #stage .sbtn{flex:1 1 0;max-width:170px;max-height:150px}
}
.sbtn{position:relative;flex:0 1 92px;width:100%;max-width:124px;max-height:96px;min-height:50px;border:0;padding:0;border-radius:14px;overflow:hidden;isolation:isolate;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;color:#d4f4ff;background:#071230;
  font:700 10px var(--pixel);letter-spacing:.1em;cursor:pointer;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent;
  box-shadow:0 0 8px rgba(90,210,255,.75),0 0 22px rgba(60,140,255,.4);animation:hum 3.1s ease-in-out infinite;transition:transform .08s}
.sbtn::before{content:"";position:absolute;inset:-70%;z-index:-2;
  background:conic-gradient(from 0deg,transparent 0 52%,#2fb8ff 66%,#ffffff 72%,#8c7dff 80%,transparent 90%);animation:spin 1.7s linear infinite}
.sbtn::after{content:"";position:absolute;inset:2px;z-index:-1;border-radius:12px;
  background:radial-gradient(130% 95% at 50% 15%,#1a428a 0,#0b1a44 52%,#050a1e 100%);box-shadow:inset 0 0 16px rgba(90,200,255,.45)}
.sbtn:nth-child(2n)::before{animation-duration:2.1s;animation-direction:reverse}
.sbtn:nth-child(3n)::before{animation-duration:1.4s}
.sbtn svg{width:28px;height:28px;flex:none;filter:drop-shadow(0 0 3px #6df) drop-shadow(0 0 8px #39f)}
.sbtn .cnt{font-size:15px;line-height:1;color:#fff;text-shadow:0 0 6px #5cf,0 0 14px #39f}
.sbtn.zap{transform:scale(.92)}
.sbtn.zap::after{background:radial-gradient(circle at 50% 45%,#e8fbff 0,#6fd0ff 30%,#2259c8 65%,#0b1a44 100%)}
.sbtn:disabled{animation:none;color:#4e5e7e;box-shadow:0 0 0 1px #1c2a4a}
.sbtn:disabled::before{animation:none;background:#16203a}
.sbtn:disabled svg{filter:none;opacity:.45}
.sbtn:disabled .cnt{color:#5a6a8a;text-shadow:none}
.sbtn.charge{box-shadow:0 0 8px rgba(255,200,90,.8),0 0 22px rgba(255,140,40,.4)}
.sbtn.charge::before{background:conic-gradient(from 0deg,transparent 0 52%,#ffb32f 66%,#fff 72%,#ff7a3a 80%,transparent 90%)}
.sbtn.charge::after{background:radial-gradient(130% 95% at 50% 15%,#6a3a10 0,#2e1708 55%,#140a04 100%);box-shadow:inset 0 0 16px rgba(255,190,90,.45)}
.sbtn.charge.held::after{background:radial-gradient(circle,#fff6d8 0,#ffc04a 35%,#8a4210 80%)}
.sbtn[hidden]{display:none}
@keyframes spin{to{transform:rotate(1turn)}}
@keyframes hum{0%,100%{box-shadow:0 0 8px rgba(90,210,255,.75),0 0 22px rgba(60,140,255,.4)}
  46%{box-shadow:0 0 8px rgba(90,210,255,.75),0 0 22px rgba(60,140,255,.4)}
  48%{box-shadow:0 0 14px rgba(190,240,255,1),0 0 34px rgba(80,170,255,.8)}
  50%{box-shadow:0 0 6px rgba(90,210,255,.6),0 0 16px rgba(60,140,255,.3)}
  52%{box-shadow:0 0 16px rgba(220,250,255,1),0 0 40px rgba(90,180,255,.85)}
  56%{box-shadow:0 0 8px rgba(90,210,255,.75),0 0 22px rgba(60,140,255,.4)}}
#cutWrap{position:absolute;z-index:5;background:#000;overflow:hidden}
#cutWrap video{display:block;width:100%;height:100%;object-fit:cover}
#cutSkip{position:absolute;right:12px;bottom:12px;padding:8px 14px;border:1px solid rgba(227,179,71,.8);border-radius:6px;background:rgba(6,4,10,.6);color:var(--gold);font:11px var(--pixel);letter-spacing:.12em;cursor:pointer}
@media (prefers-reduced-motion:reduce){.sbtn,.sbtn::before{animation:none}}