/* Layout model: every menu screen is a full-screen overlay whose padding is the "UI box" (auto safe area +
   Adjust Display margins, as --ui-* from JS). Inside it, .fit is laid out at a fixed DESIGN size in plain px
   and then uniformly scaled by JS (--k) so its natural size always fits the box. Because the scale is measured
   from the real rendered size, it also absorbs Android font scaling / WebView text zoom. Nothing scrolls. */
:root{
  /* auto safe area: CSS env() where the WebView supports it, else insets pushed in by MainActivity (--nat-*) */
  --safe-l:max(env(safe-area-inset-left,0px),var(--nat-l,0px));
  --safe-r:max(env(safe-area-inset-right,0px),var(--nat-r,0px));
  --safe-t:max(env(safe-area-inset-top,0px),var(--nat-t,0px));
  --safe-b:max(env(safe-area-inset-bottom,0px),var(--nat-b,0px));
  --ui-l:var(--safe-l);--ui-r:var(--safe-r);--ui-t:var(--safe-t);--ui-b:var(--safe-b);
  --u:13px;
  /* 1.5.3: every color, glow, font, weight, tracking and size token comes from js/theme.js (injected on :root before
     this sheet applies; tools/theme-lint.mjs enforces it). Only layout metrics live here. */
  --design-w:800px;--design-h:424px; /* every .fit menu is laid out at (at least) this size, so all share one scale */
  --gap:10px;--pad-x:22px;--pad-y:16px;
  --btn-h:44px;--btn-h-lg:52px;--btn-h-sm:36px;
  --opt-w:700px;--opt-h:260px; /* Options tab panel: identical size on every tab */
}
@font-face{font-family:"Exo 2";src:url(fonts/Exo2-wght-latin.woff2) format("woff2");font-weight:100 900;font-style:normal;font-display:block}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
html,body{position:fixed;inset:0;margin:0;padding:0;width:100%;height:100%;overflow:hidden;overscroll-behavior:none;background:var(--c-bg);color:var(--c-text);
  font-family:var(--font);font-size:var(--fs-body);font-weight:var(--fw-body);letter-spacing:var(--ls-body);touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent}
#game{position:fixed;inset:0;width:100%;height:100%;display:block}
/* open menus (everything but the title): dim + blur the arena behind them (the world is frozen/throttled meanwhile) */
#game,#gl,#hud{transition:filter .18s ease-out}
body.menu-dim #game,body.menu-dim #gl,body.menu-dim #hud{filter:blur(var(--panel-blur)) brightness(.5)}
#gl,#hud{position:fixed;inset:0;width:100%;height:100%;display:block;pointer-events:none}#gl.hidden,#hud.hidden{display:none}
canvas{display:block}
b,strong{font-weight:var(--fw-h2)} /* one bold weight (700) everywhere, never the relative "bolder" */
#safe-probe{position:fixed;left:0;top:0;width:0;height:0;visibility:hidden;pointer-events:none;
  padding:var(--safe-t) var(--safe-r) var(--safe-b) var(--safe-l)}
.hidden{display:none!important}
.screen{position:fixed;inset:0;display:block;overflow:hidden;overflow:clip;animation:scr-in .14s ease-out;
  background:radial-gradient(ellipse at center,rgba(var(--rgb-bg),.35),rgba(var(--rgb-bg),.72));text-align:center;
  padding:calc(6px + var(--ui-t)) calc(8px + var(--ui-r)) calc(6px + var(--ui-b)) calc(8px + var(--ui-l))}
@keyframes scr-in{from{opacity:0}to{opacity:1}}
#screen-title{background:radial-gradient(ellipse at center,rgba(var(--rgb-bg),0),rgba(var(--rgb-bg),.3))}
/* centred in the UI box (not the viewport, so a one-sided camera cutout shifts it correctly), then scaled */
.fit{position:absolute;left:calc(var(--ui-l) + (100% - var(--ui-l) - var(--ui-r)) / 2);top:calc(var(--ui-t) + (100% - var(--ui-t) - var(--ui-b)) / 2);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--gap);transform:translate(-50%,-50%) scale(var(--k,1));transform-origin:center center;
  width:max-content;max-width:none;min-width:var(--design-w);min-height:var(--design-h);padding:var(--pad-y) var(--pad-x);
  background:var(--panel-menu);border:var(--bw-panel) solid var(--line);border-radius:var(--radius-panel);box-shadow:var(--bglow-subtle-primary)}
.fit.row{flex-direction:row;align-items:center;gap:32px}
.fit p.lbl{margin:0}
.narrow .fit.row{flex-direction:column;gap:var(--gap)}
.col{display:flex;flex-direction:column;align-items:center;gap:var(--gap)}
/* title: same design size, transparent so the tesseract shows; the menu block is a TRANSLUCENT panel (title opacity token)
   with a light backdrop blur (not on Low quality); its text carries a dark legibility halo */
#screen-title .fit{background:none;border-color:transparent;box-shadow:none;gap:6px}
.title-row{display:flex;flex-direction:row;align-items:stretch;gap:var(--gap);padding:14px 18px;background:var(--panel-title);border:var(--bw-panel) solid var(--line);border-radius:var(--radius-panel);box-shadow:var(--bglow-subtle-primary);
  -webkit-backdrop-filter:blur(var(--panel-blur));backdrop-filter:blur(var(--panel-blur))}
body.q-low .title-row{-webkit-backdrop-filter:none;backdrop-filter:none}
.title-row .hi,.title-row .last,.title-row .help{text-shadow:var(--text-legible)}
.title-info{width:300px;justify-content:center}
.col-menu{width:300px}
.logo{margin:0;font-size:var(--fs-logo);letter-spacing:var(--ls-logo);line-height:1;font-weight:var(--fw-logo);display:flex;flex-direction:row;flex-wrap:nowrap;animation:flicker 5s infinite;white-space:nowrap}
.logo span{color:var(--c-primaryHi);text-shadow:var(--glow-hero-primary)}
.logo .b{color:var(--c-accentHi);text-shadow:var(--glow-hero-accent)}
@keyframes flicker{0%,92%,100%{opacity:1}93%{opacity:.6}94%{opacity:1}96%{opacity:.75}}
.tag{margin:0 0 6px;font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-widest);color:var(--c-primaryHi);text-transform:uppercase;white-space:nowrap;text-shadow:var(--text-legible)}
h2{margin:0;font-size:var(--fs-h1);line-height:1.1;font-weight:var(--fw-h1);letter-spacing:var(--ls-h1);color:var(--c-white);text-shadow:var(--glow-std-accent);white-space:nowrap}
.hi,.final{margin:0;font-size:var(--fs-button);font-weight:var(--fw-button);letter-spacing:var(--ls-button);color:var(--c-primaryHi);white-space:nowrap}
.last{margin:0;font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-caption);color:var(--c-muted);min-height:1em;white-space:nowrap}
.final b{font-size:var(--fs-h1);font-weight:var(--fw-h1);color:var(--c-white);text-shadow:var(--glow-std-primary);letter-spacing:var(--ls-hud);font-variant-numeric:tabular-nums}
.hi b{color:var(--c-white);text-shadow:var(--glow-subtle-primary);font-variant-numeric:tabular-nums}
.chip{font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-caption);padding:1px 7px;border:var(--bw-panel) solid var(--c-accent);border-radius:var(--radius-chip);color:var(--c-accentHi);background:var(--fill-accent);vertical-align:middle}
/* title: tap the difficulty chip to cycle EASY/NORMAL/HARD without opening Options */
button.chip{min-height:26px;padding:2px 10px;box-shadow:none;border-width:var(--bw-panel);border-color:var(--c-accent);background:var(--fill-accent)}
.newhi{color:var(--c-warn);text-shadow:var(--glow-std-warn);font-size:var(--fs-button);font-weight:var(--fw-h2);letter-spacing:var(--ls-wider);margin:0;animation:pop .9s ease-in-out infinite alternate}
@keyframes pop{to{transform:scale(1.12)}}
/* buttons: ONE border width / radius / glow per state.  default: cyan border + subtle glow;  focus (pad) and selected:
   magenta border + standard glow (focus adds a white edge);  active: pressed scale;  disabled: token opacity, no glow */
button{font:inherit;font-size:var(--fs-label);font-weight:var(--fw-label);letter-spacing:var(--ls-label);cursor:pointer;color:var(--c-text);background:var(--fill-btn);border:var(--bw) solid var(--c-primary);border-radius:var(--radius);
  box-shadow:var(--bglow-subtle-primary);min-height:var(--btn-h);white-space:nowrap;touch-action:manipulation;transition:transform .08s ease-out}
button:active{transform:scale(.97)}
button:disabled{opacity:var(--disabled);box-shadow:none}
button.big{position:relative;font-size:var(--fs-h2);font-weight:var(--fw-h2);letter-spacing:var(--ls-h2);padding:8px 36px;min-height:var(--btn-h-lg);box-shadow:var(--bglow-std-primary)}
/* primary pulse: a compositor-only opacity animation of a glow layer (no box-shadow repaint every frame) */
button.big::after{content:"";position:absolute;inset:0;border-radius:inherit;box-shadow:var(--bglow-hero-primary);opacity:0;animation:pulse 1.6s ease-in-out infinite;pointer-events:none}
@keyframes pulse{50%{opacity:.8}}
button.mid{font-size:var(--fs-button);font-weight:var(--fw-button);letter-spacing:var(--ls-button);padding:6px 26px;min-width:160px}
button.small{font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-caption);padding:4px 18px;min-height:var(--btn-h-sm)}
.menu{display:flex;flex-direction:column;align-items:stretch;gap:var(--gap);width:100%}
.help{font-size:var(--fs-hint);font-weight:var(--fw-hint);letter-spacing:var(--ls-hint);color:var(--c-muted);line-height:1.4;max-width:300px;white-space:normal}
.help p{margin:2px}
.touch .desk-only{display:none}
body:not(.touch) .touch-only{display:none}
body:not(.native) .native-only{display:none}
.row{display:flex;align-items:center;justify-content:center;gap:var(--gap)}
.row.two>*{flex:1 1 auto;min-width:180px}
.row.three>*{flex:1 1 auto}
.lbl{font-size:var(--fs-label);font-weight:var(--fw-label);letter-spacing:var(--ls-label);color:var(--c-text);white-space:nowrap}
.note{margin:0;font-size:var(--fs-body);font-weight:var(--fw-body);letter-spacing:var(--ls-body);color:var(--c-muted);width:100%;max-width:640px;line-height:1.35}
.note.dim{font-size:var(--fs-hint);font-weight:var(--fw-hint);letter-spacing:var(--ls-hint)}
.pink{color:var(--c-accentHi)!important}
.stats{display:grid;grid-template-columns:repeat(3,minmax(120px,max-content));gap:8px 14px;padding:10px 16px;
  border:var(--bw-panel) solid var(--line-dim);border-radius:var(--radius);background:var(--panel-inner)}
.stats div{display:flex;flex-direction:column;font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-caption);color:var(--c-muted);white-space:nowrap}
.stats b{font-size:var(--fs-button);font-weight:var(--fw-h2);color:var(--c-white);letter-spacing:var(--ls-hud);font-variant-numeric:tabular-nums}
.stats div.wide{grid-column:span 2}
/* options */
.opt-head{display:flex;flex-direction:row;align-items:center;gap:18px}
.tabs{display:flex;gap:6px}
.opt-body{min-width:var(--opt-w);width:max-content}
.opt-panel{display:flex;flex-direction:column;justify-content:center;gap:var(--gap);padding:12px 16px;min-height:var(--opt-h);border:var(--bw-panel) solid var(--line-dim);border-radius:var(--radius);background:var(--panel-inner)}
.seg{display:flex}
.seg button{padding:4px 16px;border-radius:0;margin-left:calc(-1 * var(--bw))}
.seg button:first-child{border-radius:var(--radius) 0 0 var(--radius)}.seg button:last-child{border-radius:0 var(--radius) var(--radius) 0}
/* unselected choices (tabs, segments, OFF toggles): dim line, no glow, muted text; selected: the shared selected state */
.tab,.seg button,.toggle.off,.pick-grid button{border-color:var(--line-off);box-shadow:none;color:var(--c-muted)}
.tab{padding:4px 14px}
.tab.sel,.seg button.sel,.pick-grid button.sel{border-color:var(--c-accent);color:var(--c-white);background:var(--fill-accent);box-shadow:var(--bglow-std-accent);position:relative;z-index:1}
.toggle{padding:4px 14px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.toggle b{color:var(--c-success);font-weight:var(--fw-h2)}
.toggle.off b{color:var(--c-muted)}
.toggle.nav b{color:var(--c-primaryHi)} /* navigation chevrons (open a sub-screen) are not ON/OFF states */
.slider{display:flex;align-items:center;gap:12px;width:100%}
.slider .lbl{min-width:12em;text-align:left}
.slider b{min-width:3.6em;color:var(--c-white);font-size:var(--fs-label);font-weight:var(--fw-h2);text-align:right;font-variant-numeric:tabular-nums}
.slider input{flex:1;accent-color:var(--c-accent);height:36px;touch-action:pan-x;min-width:120px}
#screen-display .slider,#screen-display .row,#screen-gpu .slider,#screen-gpu .row{width:var(--opt-w)}
/* adjust display: brackets mark the box the UI will use */
#display-frame{position:fixed;left:var(--ui-l);top:var(--ui-t);right:var(--ui-r);bottom:var(--ui-b);border:var(--bw-panel) dashed var(--line);pointer-events:none}
#display-frame i{position:absolute;width:34px;height:34px;border:0 solid var(--c-primary);box-shadow:none;filter:drop-shadow(var(--glow-std-primary))}
#display-frame .tl{left:0;top:0;border-left-width:4px;border-top-width:4px}
#display-frame .tr{right:0;top:0;border-right-width:4px;border-top-width:4px}
#display-frame .bl{left:0;bottom:0;border-left-width:4px;border-bottom-width:4px}
#display-frame .br{right:0;bottom:0;border-right-width:4px;border-bottom-width:4px}
/* HUD buttons (sizes scaled with --hk so they shrink with Adjust Display) */
.hud-btn{position:fixed;z-index:5;padding:0;display:flex;align-items:center;justify-content:center;min-height:0;letter-spacing:0}
#btn-pause{top:calc(10px + var(--ui-t));right:calc(12px + var(--ui-r));width:44px;height:44px;font-size:var(--fs-button);font-weight:var(--fw-h2)}
#btn-bomb{right:calc(18px + var(--ui-r));top:calc(72px + var(--ui-t));width:76px;height:76px;border-radius:50%;font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-caption);
  border-color:var(--c-accent);color:var(--c-accentHi);box-shadow:var(--bglow-std-accent);background:var(--fill-accent)}
.lefty #btn-bomb{right:auto;left:calc(18px + var(--ui-l))}
#btn-bomb:active{transform:scale(.92)}
#btn-bomb.empty{opacity:var(--disabled)}
.lbl-fit{display:inline-block;white-space:nowrap;transform:scale(var(--lk,1))}
/* tutorial overlay: inside the UI box; the card ignores touches except its skip button so the sticks still work */
#tutorial{position:fixed;inset:0;z-index:4;pointer-events:none;overflow:hidden;overflow:clip}
.tut-box{position:fixed;left:var(--ui-l);right:var(--ui-r);top:calc(var(--ui-t) + 12%);display:flex;justify-content:center}
.tut-card{text-align:center;padding:8px 20px 10px;font-family:var(--font);width:max-content;max-width:none;transform:scale(var(--k,1));transform-origin:top center;
  border:var(--bw) solid var(--c-accent);border-radius:var(--radius-panel);background:var(--panel-card);box-shadow:var(--bglow-std-accent)}
.tut-card p{margin:2px;white-space:nowrap}
.tut-step{font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-wider);color:var(--c-muted)}
.tut-title{font-size:var(--fs-h2);font-weight:var(--fw-h2);letter-spacing:var(--ls-h2);color:var(--c-white);text-shadow:var(--glow-std-accent)}
.tut-text{font-size:var(--fs-body);font-weight:var(--fw-body);color:var(--c-text);line-height:1.35}
#btn-tut-skip{pointer-events:auto;margin-top:6px;padding:4px 12px;min-height:30px}
.tut-hint{position:absolute;border:var(--hint-bw) dashed var(--hint-line);border-radius:var(--hint-radius);animation:hint 1.1s ease-in-out infinite}
.tut-hint.zone-left{left:calc(12px + var(--ui-l));bottom:calc(12px + var(--ui-b));width:40%;height:42%}
.tut-hint.zone-right{right:calc(12px + var(--ui-r));bottom:calc(12px + var(--ui-b));width:40%;height:42%;border-color:var(--hint-line-accent)}
.tut-hint.bomb{right:calc(8px + var(--ui-r));top:calc(62px + var(--ui-t));width:96px;height:96px;border-radius:50%;border-color:var(--hint-line-bomb)}
.lefty .tut-hint.bomb{right:auto;left:calc(8px + var(--ui-l))}
@keyframes hint{50%{opacity:var(--hint-pulse);transform:scale(.97)}}
/* 1.5.5: an open menu (pause, options, hangar...) dims the HUD buttons over the dimmed arena, no glow */
body.menu-dim #hud-buttons .hud-btn{opacity:var(--dimmed);box-shadow:none;text-shadow:none}

/* hangar */
.hangar-preview{width:300px;gap:6px}
#ship-preview{width:210px;height:210px;border-radius:50%;background:radial-gradient(circle,rgba(var(--rgb-primary),.12),rgba(var(--rgb-bg),0) 70%)}
/* the ship name glows in the chosen ship color (semantic) at the standard glow radius */
.ship-name{margin:0;font-size:var(--fs-h2);font-weight:var(--fw-h2);letter-spacing:var(--ls-wide);color:var(--c-white);text-shadow:var(--ship-glow);white-space:nowrap}
.ship-desc{max-width:300px;min-height:2.6em}
.hangar-pick{gap:8px}
.pick-grid{display:grid;grid-template-columns:repeat(4,68px);gap:8px}
.pick-grid.colors{grid-template-columns:repeat(4,68px)}
.pick-grid button{width:68px;height:58px;min-height:0;padding:0;display:flex;align-items:center;justify-content:center;background:var(--panel-inner)}
.pick-grid button canvas{width:46px;height:46px;pointer-events:none}
.pick-grid.colors button{height:40px}
.pick-grid.colors button i{display:block;width:30px;height:18px;border-radius:var(--radius-swatch);background:var(--c);box-shadow:var(--c-glow)}

/* gamepad: focus ring = the selected treatment + a white edge, everywhere */
button.pad-focus,input.pad-focus{outline:none;border-color:var(--c-accent)!important;box-shadow:var(--focus-ring)!important;position:relative;z-index:2}
input.pad-focus{border-radius:var(--radius)}
#pad-toast{position:fixed;left:50%;top:calc(var(--ui-t,0px) + 14px);transform:translateX(-50%);z-index:50;pointer-events:none;font-size:var(--fs-label);font-weight:var(--fw-label);letter-spacing:var(--ls-label);color:var(--c-white);
  padding:8px 18px;border:var(--bw) solid var(--c-primary);border-radius:var(--radius);background:var(--panel-card);box-shadow:var(--bglow-std-primary);opacity:0;transition:opacity .25s}
#pad-toast.show{opacity:1}
body.pad #btn-bomb{display:none!important}

/* 1.5.0 sound sets: two columns of category pickers  [LABEL  < name >  play] */
.sets{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 18px;margin:0;width:740px}
.set-row{display:flex;align-items:center;gap:6px;min-width:0}
.set-row .lbl{flex:0 0 7.6em;font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-caption);color:var(--c-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.set-row button{flex:0 0 auto;padding:2px 10px;min-height:var(--btn-h-sm);min-width:0;white-space:nowrap}
.set-row .set-name{flex:1 1 auto;min-width:0;font-size:var(--fs-label);font-weight:var(--fw-label);color:var(--c-white);text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.set-row .set-name.ni{color:var(--c-muted)}
.set-row .set-name small{display:block;font-size:var(--fs-caption);font-weight:var(--fw-caption);color:var(--c-muted);letter-spacing:var(--ls-caption)}
/* 1.6.0 pilot name + local top 10 (theme tokens only) */
#name-input{font-family:var(--font);font-size:var(--fs-h2);font-weight:var(--fw-h2);letter-spacing:var(--ls-h2);text-align:center;text-transform:uppercase;width:420px;max-width:100%;min-height:var(--btn-h-lg);padding:6px 14px;
  color:var(--c-white);background:var(--panel-inner);border:var(--bw) solid var(--c-primary);border-radius:var(--radius);box-shadow:var(--bglow-subtle-primary);outline:none;user-select:text;-webkit-user-select:text;touch-action:manipulation}
#name-input:focus{border-color:var(--c-accent);box-shadow:var(--focus-ring)}
#name-input::placeholder{color:var(--c-muted)}
#name-err{min-height:1.35em;color:var(--c-danger);text-align:center}
button.pilot{color:var(--c-text);text-transform:uppercase}
button.pilot b{color:var(--c-primaryHi)}
.score-list{list-style:none;margin:0;padding:6px 10px;width:460px;display:flex;flex-direction:column;gap:2px;border:var(--bw-panel) solid var(--line-dim);border-radius:var(--radius);background:var(--panel-inner)}
.score-list li{display:flex;align-items:baseline;gap:12px;font-size:var(--fs-label);font-weight:var(--fw-label);letter-spacing:var(--ls-label);line-height:1.5;color:var(--c-text)}
.score-list .rk{width:24px;text-align:right;color:var(--c-muted)}
.score-list .nm{flex:1;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.score-list .wv{color:var(--c-muted);font-size:var(--fs-caption);font-weight:var(--fw-caption);letter-spacing:var(--ls-caption)}
.score-list .sc{min-width:110px;text-align:right;color:var(--c-white);font-weight:var(--fw-button);font-variant-numeric:tabular-nums}
.score-list .nm,button.pilot b,#opt-pilot{text-transform:uppercase}
.scores-note{color:var(--c-text);text-align:center}
.score-list li:first-child .sc{color:var(--c-warn)}
.score-list li.me .nm,.score-list li.me .rk{color:var(--c-accentHi)}
.chips{display:flex;flex-direction:row;gap:8px;justify-content:center;align-items:center;flex-wrap:nowrap}
body:not(.dev-sets) .dev-only{display:none}
button.danger{border-color:var(--c-danger);color:var(--c-dangerHi);box-shadow:var(--bglow-subtle-danger);text-shadow:var(--glow-subtle-danger)}
button.danger.armed{color:var(--c-white);background:rgba(var(--rgb-danger),.28);box-shadow:var(--bglow-std-danger)}
body:not(.pad) .pad-only{display:none}
.pick-row{display:flex;flex-direction:row;gap:8px;justify-content:center}
.pick-row button.mid{min-width:72px;padding:6px 14px}