:root{color-scheme:dark;--accent:#6cf2c2;--bg:#17243a;--ink:#f6f8ff;--muted:#a8b3c8}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Inter,ui-rounded,system-ui,sans-serif;color:var(--ink);background:radial-gradient(circle at 20% 0%,color-mix(in srgb,var(--accent) 18%,transparent),transparent 34%),linear-gradient(145deg,#080c16,var(--bg));display:grid;place-items:center;padding:24px;padding-top:max(24px,env(safe-area-inset-top));padding-bottom:max(24px,env(safe-area-inset-bottom));padding-left:max(24px,env(safe-area-inset-left));padding-right:max(24px,env(safe-area-inset-right));touch-action:manipulation}.shell{width:min(620px,100%);background:#0a1020cc;border:1px solid #ffffff1c;border-radius:28px;padding:clamp(18px,4vw,38px);box-shadow:0 30px 100px #0008;backdrop-filter:blur(18px)}header{display:flex;align-items:start;justify-content:space-between;gap:20px;flex-wrap:wrap}.eyebrow{text-transform:uppercase;letter-spacing:.15em;color:var(--accent);font-weight:800;font-size:.72rem;margin:0 0 8px}h1{font-size:clamp(1.8rem,6vw,3rem);line-height:.95;letter-spacing:-.04em;margin:0;max-width:760px}.pitch{color:var(--muted);font-size:1.05rem;max-width:620px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:25px 0 14px}.stats div{background:#ffffff0a;border:1px solid #ffffff12;border-radius:16px;padding:12px 16px;text-align:center}.stats span{display:block;color:var(--muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.1em}.stats strong{font-size:1.5rem;display:inline-block}.game{background:linear-gradient(160deg,#ffffff08,#0002);border:1px solid #ffffff14;border-radius:22px;padding:14px;display:flex;justify-content:center}

/* stage HUD */
.stage-hud{margin:0 0 14px;padding:10px 14px;background:#ffffff08;border:1px solid #ffffff14;border-radius:14px}
.stage-hud-top{display:flex;justify-content:space-between;gap:10px;font-size:.82rem;color:var(--muted);margin-bottom:6px}
#stage-hud-name{color:var(--ink);font-weight:700}
.progress-track{height:7px;border-radius:999px;background:#ffffff14;overflow:hidden}
.progress-fill{height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--accent),#ffd166);transition:width .25s ease}

.lanes{display:flex;flex-direction:column;gap:8px;width:min(480px,86vw,70vh)}
.lane{position:relative;height:52px;background:#ffffff08;border:1px solid #ffffff14;border-radius:10px;overflow:hidden;transition:box-shadow .2s ease}
.lane::after{content:"";position:absolute;left:6%;top:0;bottom:0;width:2px;background:var(--accent)}
.lane.blast-flash{animation:blastFlash .5s ease}
@keyframes blastFlash{0%{box-shadow:inset 0 0 0 3px #fff,0 0 26px var(--accent);background:color-mix(in srgb,var(--accent) 35%,#ffffff08)}100%{box-shadow:none;background:#ffffff08}}
.lanes.lanes-hit{animation:lanesShake .35s ease}
@keyframes lanesShake{10%{transform:translateX(-5px)}30%{transform:translateX(4px)}50%{transform:translateX(-3px)}70%{transform:translateX(2px)}100%{transform:translateX(0)}}

.enemy{position:absolute;top:50%;width:40px;height:40px;transform:translate(0,-50%);border-radius:10px;background:#ff5f73;color:#fff;font-weight:800;font-size:.85rem;display:flex;align-items:center;justify-content:center;cursor:pointer;border:2px solid #ffffff33;transition:transform .18s ease,opacity .18s ease}
.enemy:hover{filter:brightness(1.15)}
.enemy.hit-flash{animation:hitflash .15s ease}
.enemy.dying{transform:translate(0,-50%) scale(1.6);opacity:0}
@keyframes hitflash{0%{filter:brightness(2.2)}100%{filter:brightness(1)}}
.enemy.boss{width:66px;height:64px;border-radius:14px;background:linear-gradient(160deg,#a24bff,#5c1fbf);border-color:#ffd166cc;box-shadow:0 0 16px #a24bff99;flex-direction:column;gap:2px;padding:4px;animation:bossPulse 1.4s ease-in-out infinite}
.enemy.boss .boss-label{font-size:.55rem;letter-spacing:.08em}
.enemy.boss .boss-bar{display:block;width:82%;height:5px;border-radius:999px;background:#00000055;overflow:hidden}
.enemy.boss .boss-bar-fill{display:block;height:100%;background:#ffd166;border-radius:999px;transition:width .12s linear}
@keyframes bossPulse{0%,100%{box-shadow:0 0 16px #a24bff99}50%{box-shadow:0 0 26px #a24bffdd}}

/* Distinct boss kinds (wave 10/15/20+ cycle) - color-coded so each pattern reads at a glance */
.enemy.boss.kind-splitter{background:linear-gradient(160deg,#7cff9c,#1a9c4d);box-shadow:0 0 16px #7cff9c99}
.enemy.boss.kind-sprinter{background:linear-gradient(160deg,#ff9c4b,#c94b1f);box-shadow:0 0 16px #ff9c4b99}
.enemy.boss.kind-shielded{background:linear-gradient(160deg,#5fd7ff,#1f6fbf);box-shadow:0 0 16px #5fd7ff99}
.enemy.boss.telegraph{animation:telegraphFlash .16s ease-in-out infinite}
@keyframes telegraphFlash{0%,100%{filter:brightness(1)}50%{filter:brightness(1.9)}}
.enemy.boss.dashing{transform:translate(0,-50%) scaleX(1.4);box-shadow:0 0 26px #fff9}
.enemy.boss.shielded-active{box-shadow:0 0 0 4px #5fd7ffbb,0 0 22px #5fd7ffcc;filter:saturate(.5)}
.enemy.boss.block-flash{animation:blockFlash .2s ease}
@keyframes blockFlash{0%{filter:brightness(2.4) saturate(0)}100%{filter:brightness(1) saturate(.5)}}

/* Pickup tokens: dropped by defeated enemies, sit still until tapped or they expire */
.pickup-token{position:absolute;top:50%;width:34px;height:34px;transform:translate(0,-50%);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.9rem;color:#101522;font-weight:800;cursor:pointer;border:2px solid #ffffff55;animation:pickupBob 1s ease-in-out infinite}
.pickup-token.dmg{background:linear-gradient(160deg,#ff8f6b,#d94f2a);box-shadow:0 0 12px #ff8f6b99}
.pickup-token.charge{background:linear-gradient(160deg,#ffe27a,#e0a827);box-shadow:0 0 12px #ffe27a99}
.pickup-token.collected{animation:pickupCollected .2s ease forwards}
@keyframes pickupBob{0%,100%{transform:translate(0,-50%) translateY(0)}50%{transform:translate(0,-50%) translateY(-4px)}}
@keyframes pickupCollected{0%{transform:translate(0,-50%) scale(1)}100%{transform:translate(0,-50%) scale(1.8);opacity:0}}

.header-btns{display:flex;gap:8px;flex-wrap:wrap}
.stats strong.score-pop,.stats strong.wave-pop{animation:scorepop .5s ease}
.stats strong.hp-hit{animation:hphit .35s ease}
@keyframes scorepop{0%{transform:scale(1.4);color:var(--accent)}100%{transform:scale(1)}}
@keyframes hphit{0%{transform:scale(1.3);color:#ff5f73}100%{transform:scale(1)}}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.actions{display:flex;align-items:center;gap:12px;margin-top:14px;flex-wrap:wrap}.actions p{color:var(--muted);margin:0;width:100%}button,a{font:inherit}#start{border:0;border-radius:999px;background:var(--accent);color:#101522;font-weight:850;padding:12px 20px;cursor:pointer}.quiet{background:#ffffff0d;color:var(--ink);white-space:nowrap;border:0;border-radius:999px;padding:12px 20px;cursor:pointer}.quiet:disabled{opacity:.4;cursor:default}footer{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:.84rem;margin-top:28px}a{color:var(--accent);text-decoration:none}
dialog{max-width:440px;max-height:88vh;overflow-y:auto;border:1px solid #ffffff20;border-radius:22px;background:#10182a;color:var(--ink);padding:28px;box-shadow:0 30px 100px #000}dialog::backdrop{background:#02040bd9}dialog button{margin-top:12px;min-height:44px}
#stage-select{max-width:560px;max-height:82vh;overflow:auto}
/* Touch/mobile: manipulation everywhere so taps register instantly with no
   double-tap-zoom delay, plus a tap-scale on every interactive target. */
button{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
#start:active:not(:disabled),.quiet:active:not(:disabled),.stage-card button:active:not(:disabled),dialog button:active:not(:disabled){transform:scale(.96)}
.enemy:active:not(.dying){transform:translate(0,-50%) scale(.9)}
.pickup-token:active{transform:translate(0,-50%) scale(.86)}
.dialog-sub{color:var(--muted);margin-top:-6px}
.stage-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:16px 0}
.stage-card{background:#ffffff0a;border:1px solid #ffffff16;border-radius:16px;padding:14px;display:flex;flex-direction:column;gap:6px}
.stage-card h3{margin:0;font-size:1.02rem}
.stage-card p{margin:0;color:var(--muted);font-size:.82rem;flex-grow:1}
.stage-card-top{display:flex;justify-content:space-between;align-items:center}
.stage-num{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--accent);color:#101522;font-weight:800;font-size:.82rem}
.stage-stars .star{color:#4a5573;font-size:.9rem}
.stage-stars .star.filled{color:#ffd166}
.stage-card button{border:0;border-radius:999px;background:var(--accent);color:#101522;font-weight:800;padding:9px 14px;cursor:pointer;margin-top:4px}
.stage-card button:disabled{background:#ffffff14;color:var(--muted);cursor:default}
.stage-card.locked{opacity:.62}
.stage-card.cleared{border-color:color-mix(in srgb,var(--accent) 45%,#ffffff16)}
.stage-card.endless{background:linear-gradient(160deg,#a24bff33,#ffffff0a)}
.stars-row{display:flex;gap:6px;font-size:1.6rem;margin:4px 0}
.stars-row[hidden]{display:none}
.stars-row .star{color:#4a5573;display:inline-block}
.stars-row .star.filled{color:#ffd166;animation:starPop .35s ease backwards}
.stars-row .star.filled:nth-child(2){animation-delay:.08s}
.stars-row .star.filled:nth-child(3){animation-delay:.16s}
@keyframes starPop{0%{transform:scale(0) rotate(-20deg)}70%{transform:scale(1.25) rotate(8deg)}100%{transform:scale(1) rotate(0)}}
.gameover-actions{display:flex;flex-wrap:wrap;gap:10px}
.gameover-actions button{margin-top:0}
@media(max-width:600px){body{padding:10px}.shell{border-radius:20px;padding:16px}header{display:block}.quiet{margin-top:8px}.stats strong{font-size:1.15rem}}
@media(prefers-reduced-motion:reduce){
  .enemy.hit-flash{animation:none}
  .enemy.dying{transition:none;opacity:0}
  .enemy.boss{animation:none}
  .enemy.boss.telegraph{animation:none;filter:brightness(1.7)}
  .enemy.boss.dashing{transition:none}
  .enemy.boss.block-flash{animation:none;filter:brightness(1.6)}
  .pickup-token{animation:none}
  .pickup-token.collected{animation:none;opacity:0}
  .stats strong.score-pop,.stats strong.wave-pop,.stats strong.hp-hit{animation:none}
  .lane.blast-flash{animation:none}
  .lanes.lanes-hit{animation:none}
  .stars-row .star.filled{animation:none}
  .progress-fill{transition:none}
}
footer a:first-child{color:var(--ink);font-weight:700}
footer a.quiet-link{color:var(--muted)}