:root{
  --cyan:#38e8ff; --dim:#0d3a44; --hot:#ff2e88; --amber:#ffb020;
  --bg:#03060a; --ink:#cbf6ff;
  --mono:"SF Mono",ui-monospace,"Cascadia Mono","JetBrains Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow:hidden;background:var(--bg);color:var(--ink);font-family:var(--mono)}
body{-webkit-font-smoothing:antialiased;user-select:none;cursor:default}
canvas#gl{position:fixed;inset:0;width:100%;height:100%;display:block}
.hidden{display:none !important}

/* ---------- HUD ---------- */
#hud{position:fixed;inset:0;pointer-events:none}
#topbar{position:absolute;left:0;right:0;top:0;display:flex;justify-content:space-between;
  padding:14px 22px;font-size:12px;letter-spacing:.18em;text-transform:uppercase}
#topbar .dim{color:#3f7c8c}
#hud-name{color:var(--cyan);text-shadow:0 0 12px rgba(56,232,255,.7)}
#hud-mini{color:#8fc4d2;margin-left:14px}
#hud-mini b{color:#fff;font-weight:400}

#panel{position:absolute;display:flex;flex-direction:column;gap:16px}
.pblock{border-left:1px solid rgba(56,232,255,.22);padding-left:12px}
.plabel{font-size:9.5px;letter-spacing:.28em;color:#3f7c8c;margin-bottom:5px}
.pvalue{font-size:13px;letter-spacing:.1em;color:var(--ink);text-shadow:0 0 10px rgba(56,232,255,.35)}
.pvalue.big{font-size:26px;letter-spacing:.04em;color:#fff;text-shadow:0 0 18px rgba(56,232,255,.75)}
.bar{margin-top:7px;height:4px;background:rgba(56,232,255,.13);position:relative;overflow:hidden}
.bar i{position:absolute;inset:0 auto 0 0;width:0%;background:var(--cyan);
  box-shadow:0 0 12px var(--cyan);transition:width .18s ease}
.bar.energy i{background:var(--amber);box-shadow:0 0 12px var(--amber);transition:width .06s linear}
.trail-label{margin-top:10px}
.trail-label span{color:var(--ink);letter-spacing:.06em}
.bar.trail i{transition:width .1s linear}
.bar.trail i.full{background:var(--hot);box-shadow:0 0 12px var(--hot)}
.slot{height:62px;margin-top:2px}
.combo{margin-top:4px;height:14px;font-size:11px;letter-spacing:.16em;color:var(--hot);
  text-shadow:0 0 12px var(--hot);opacity:0;transition:opacity .2s}
.combo.on{opacity:1}
.buffs{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap;min-height:16px}
.buff{font-size:9px;letter-spacing:.14em;padding:2px 6px;border:1px solid currentColor;opacity:.95}
.keys{font-size:10px;line-height:1.9;color:#3f7c8c;letter-spacing:.1em}
.keys b{color:var(--cyan);font-weight:400}

#toast{position:absolute;left:50%;top:24%;transform:translateX(-50%);
  font-size:30px;letter-spacing:.3em;color:#fff;opacity:0;pointer-events:none;
  text-shadow:0 0 30px var(--cyan),0 0 60px var(--cyan)}
#toast.pop{animation:toast 1.1s ease-out}
@keyframes toast{
  0%{opacity:0;transform:translateX(-50%) scale(.85)}
  18%{opacity:1;transform:translateX(-50%) scale(1)}
  70%{opacity:1}100%{opacity:0;transform:translateX(-50%) scale(1.06)}
}

/* ---------- SCREENS ---------- */
.screen{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(ellipse at 50% 45%,rgba(4,14,20,.86),rgba(2,4,7,.97));
  backdrop-filter:blur(3px);z-index:10}
.wrap{text-align:center;max-width:520px;padding:30px;animation:fade .35s ease}
.wrap.wide{max-width:900px;width:92%}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

.logo{font-size:76px;letter-spacing:.34em;font-weight:400;color:#fff;text-indent:.34em;
  text-shadow:0 0 8px var(--cyan),0 0 34px var(--cyan),0 0 80px rgba(56,232,255,.6)}
h2{font-size:24px;letter-spacing:.34em;font-weight:400;margin-bottom:14px;text-indent:.34em;
  text-shadow:0 0 24px rgba(56,232,255,.6)}
h2.bad{color:var(--hot);text-shadow:0 0 26px var(--hot)}
h2.good{color:#7dffb0;text-shadow:0 0 26px #7dffb0}
h3{font-size:11px;letter-spacing:.24em;color:var(--cyan);margin:16px 0 6px}
.tag{font-size:11.5px;letter-spacing:.2em;color:#4d8494;margin-bottom:26px}
.foot{margin-top:26px;font-size:10px;letter-spacing:.2em;color:#33636f}
.foot span{color:var(--cyan)}
p{font-size:12px;line-height:1.85;color:#8fc4d2;letter-spacing:.04em}
p b{color:var(--cyan);font-weight:400}
.c-cyan{color:var(--cyan)}
.help-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;text-align:left;margin-bottom:20px}

.menu{display:flex;flex-direction:column;gap:9px;align-items:center;margin-top:22px}
button{pointer-events:auto;font-family:var(--mono);font-size:12px;letter-spacing:.26em;
  background:transparent;color:var(--ink);border:1px solid rgba(56,232,255,.32);
  padding:11px 40px;min-width:250px;cursor:pointer;transition:.14s;text-indent:.26em}
button:hover,button:focus{background:rgba(56,232,255,.11);border-color:var(--cyan);
  color:#fff;box-shadow:0 0 24px rgba(56,232,255,.34);outline:none}

.stars{font-size:30px;letter-spacing:.2em;color:#233d45;margin-bottom:12px}
.stars b{color:var(--amber);text-shadow:0 0 20px var(--amber);font-weight:400}

/* ---------- LEVEL SELECT ---------- */
#sector-list{max-height:60vh;overflow-y:auto;padding-right:8px;pointer-events:auto}
#sector-list::-webkit-scrollbar{width:4px}
#sector-list::-webkit-scrollbar-thumb{background:rgba(56,232,255,.3)}
.sector{margin-bottom:20px;text-align:left}
.sector-head{display:flex;justify-content:space-between;align-items:baseline;
  font-size:10.5px;letter-spacing:.24em;color:var(--cyan);margin-bottom:9px;
  border-bottom:1px solid rgba(56,232,255,.16);padding-bottom:6px}
.sector-head em{font-style:normal;color:#33636f}
.tiles{display:grid;grid-template-columns:repeat(10,1fr);gap:6px}
.tile{pointer-events:auto;aspect-ratio:1;border:1px solid rgba(56,232,255,.2);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-size:12px;color:#57919f;cursor:pointer;transition:.12s;position:relative;background:transparent}
.tile:hover{border-color:var(--cyan);background:rgba(56,232,255,.1);color:#fff;
  box-shadow:0 0 18px rgba(56,232,255,.3)}
.tile.locked{opacity:.34;cursor:not-allowed;pointer-events:none}
.tile.done{color:var(--cyan);border-color:rgba(56,232,255,.5)}
.tile s{position:absolute;bottom:3px;font-size:7px;letter-spacing:.05em;
  color:var(--amber);text-decoration:none}