:root{
  color-scheme:dark;
  --bg:#060916;--panel:rgba(7,11,24,.78);--panel2:rgba(13,19,36,.92);
  --text:#f7fbff;--muted:#9ba9c0;--line:rgba(255,255,255,.14);
  --mint:#78f3c1;--violet:#a78bfa;--pink:#ff6db5;--danger:#ff526d;--gold:#ffd66b;--cyan:#65dfff;
  --safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;width:100%;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overscroll-behavior:none}
button,input{font:inherit}button{cursor:pointer;color:inherit}.screen{min-height:100svh}.is-hidden{display:none!important}

.start-screen{display:grid;place-items:center;padding:max(24px,var(--safe-top)) 18px max(24px,var(--safe-bottom));background:radial-gradient(circle at 18% 12%,rgba(101,223,255,.17),transparent 34%),radial-gradient(circle at 88% 76%,rgba(167,139,250,.18),transparent 30%),linear-gradient(150deg,#050713,#0b1530 58%,#070811)}
.start-screen:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.12;background-image:linear-gradient(rgba(255,255,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.09) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,#000,transparent 90%)}
.start-card{position:relative;z-index:1;width:min(900px,100%);padding:clamp(22px,5vw,54px);border:1px solid var(--line);border-radius:30px;background:rgba(6,9,22,.72);backdrop-filter:blur(18px);box-shadow:0 34px 90px rgba(0,0,0,.42)}
.eyebrow{margin:0 0 8px;color:var(--mint);font-size:.72rem;font-weight:900;letter-spacing:.18em}.start-card h1{margin:0;font-size:clamp(3.6rem,13vw,8.4rem);line-height:.72;letter-spacing:-.08em}.start-card h1 span{color:var(--cyan)}h2{margin:4px 0 12px;font-size:clamp(1.6rem,5vw,2.6rem);letter-spacing:-.04em}.lede{max-width:680px;margin:24px 0;color:var(--muted);font-size:clamp(.98rem,2.2vw,1.22rem);line-height:1.5}
.launch-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:10px}.primary-action,.secondary-action,.file-action{min-height:58px;border:1px solid var(--line);border-radius:17px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 16px;text-decoration:none;font-weight:900}.primary-action{background:var(--mint);border-color:transparent;color:#05120d}.secondary-action,.file-action{background:rgba(255,255,255,.055)}.compact{min-height:44px;border-radius:14px;padding:9px 15px}.mapping-strip{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}.mapping-strip span{padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.045);color:var(--muted);font-size:.72rem}.mapping-strip b{color:var(--text)}.status-line,.credits-line{color:var(--muted);font-size:.76rem}.status-line{min-height:1.2em;margin:14px 0 0}.credits-line{margin:8px 0 0}

.game-screen{position:fixed;inset:0;background:#03050b}.game-shell{position:relative;width:100%;height:100%;overflow:hidden}#gameCanvas{display:block;width:100%;height:100%;touch-action:none}.damage-flash{position:absolute;inset:0;z-index:8;pointer-events:none;background:radial-gradient(circle at center,transparent 35%,rgba(255,45,75,.58));opacity:0;transition:opacity .08s linear}
.game-hud{position:absolute;z-index:12;left:10px;right:10px;top:max(8px,var(--safe-top));display:grid;grid-template-columns:minmax(120px,1fr) minmax(230px,420px) 44px;gap:8px;align-items:center;pointer-events:none}.wave-chip,.survival-bars,.loadout-hud,.run-stats,.phase-pill{border:1px solid var(--line);background:var(--panel);backdrop-filter:blur(12px);box-shadow:0 10px 30px rgba(0,0,0,.22)}.wave-chip{min-width:0;height:48px;border-radius:15px;padding:6px 9px;display:flex;gap:9px;align-items:center}.wave-chip>span{display:grid;place-items:center;flex:0 0 35px;height:35px;border-radius:11px;background:var(--cyan);color:#06131a;font-weight:1000}.wave-chip div{min-width:0}.wave-chip b,.wave-chip small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.wave-chip b{font-size:.68rem;letter-spacing:.09em}.wave-chip small{margin-top:2px;color:var(--muted);font-size:.62rem}.survival-bars{height:48px;border-radius:15px;padding:7px 10px;display:grid;gap:5px}.bar-line{display:grid;grid-template-columns:22px 1fr 61px;gap:6px;align-items:center;font-size:.64rem}.bar-line>span{font-weight:900}.bar-line>b{text-align:right;font-size:.64rem}.meter{height:8px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden}.meter-fill{height:100%;width:100%;transition:width .12s linear}.health-fill{background:linear-gradient(90deg,#ff365b,#ff7287)}.xp-fill{background:linear-gradient(90deg,#805cff,#b89cff)}.icon-button{width:44px;height:44px;border:1px solid var(--line);border-radius:14px;background:rgba(6,9,20,.88);font-weight:1000;pointer-events:auto}
.loadout-hud{position:absolute;z-index:11;left:10px;top:calc(max(8px,var(--safe-top)) + 56px);height:47px;max-width:min(520px,calc(100% - 20px));border-radius:15px;padding:6px 8px;display:flex;align-items:center;gap:8px}.primary-weapon{min-width:155px;display:flex;align-items:center;gap:8px}.weapon-emblem{display:grid;place-items:center;width:33px;height:33px;border-radius:10px;background:linear-gradient(145deg,var(--mint),var(--cyan));color:#06131a;font-size:1.05rem;font-weight:1000}.primary-weapon div{min-width:0}.primary-weapon b,.primary-weapon small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.primary-weapon b{font-size:.73rem}.primary-weapon small{color:var(--muted);font-size:.58rem}.weapon-slots{display:flex;gap:5px;min-width:0;overflow:hidden}.weapon-slot{position:relative;display:grid;place-items:center;width:33px;height:33px;flex:0 0 33px;border-radius:10px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.065);font-size:.95rem}.weapon-slot b{position:absolute;right:-2px;bottom:-2px;display:grid;place-items:center;width:15px;height:15px;border-radius:999px;background:var(--gold);color:#151006;font-size:.52rem}
.run-stats{position:absolute;z-index:11;right:10px;top:calc(max(8px,var(--safe-top)) + 56px);height:38px;border-radius:13px;padding:5px 9px;display:flex;align-items:center;gap:10px;font-size:.68rem}.run-stats span{color:var(--muted);white-space:nowrap}.run-stats b{color:var(--text)}.danger-stat b{color:var(--gold)}
.phase-pill{position:absolute;z-index:10;left:50%;top:calc(max(8px,var(--safe-top)) + 112px);transform:translateX(-50%);max-width:70vw;border-radius:999px;padding:6px 11px;display:flex;gap:7px;align-items:center;pointer-events:none;transition:opacity .2s}.phase-pill b{color:var(--gold);font-size:.61rem;letter-spacing:.1em}.phase-pill span{color:var(--mint);font-size:.61rem;font-weight:900;white-space:nowrap}
.loot-toast{position:absolute;z-index:30;left:50%;top:34%;transform:translate(-50%,-50%) scale(.88);width:min(330px,calc(100% - 38px));padding:12px;border:1px solid rgba(255,255,255,.26);border-radius:19px;background:rgba(4,8,20,.91);backdrop-filter:blur(16px);display:flex;gap:12px;align-items:center;opacity:0;pointer-events:none;transition:opacity .18s,transform .18s}.loot-toast.show{opacity:1;transform:translate(-50%,-50%) scale(1)}.loot-toast>span{display:grid;place-items:center;width:52px;height:52px;flex:0 0 52px;border-radius:15px;background:linear-gradient(145deg,var(--violet),var(--pink));font-size:1.6rem}.loot-toast div{min-width:0}.loot-toast small,.loot-toast b,.loot-toast em{display:block}.loot-toast small{color:var(--gold);font-size:.58rem;font-weight:900;letter-spacing:.14em}.loot-toast b{margin:2px 0;font-size:1rem}.loot-toast em{color:var(--muted);font-size:.72rem;font-style:normal}
.midi-radar{position:absolute;z-index:5;left:50%;bottom:12px;transform:translateX(-50%);width:min(560px,calc(100% - 300px));height:66px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--panel)}#timelineCanvas{width:100%;height:100%;display:block}.timeline-legend{position:absolute;left:8px;right:8px;bottom:4px;display:flex;justify-content:space-between;color:rgba(255,255,255,.4);font-size:.48rem;letter-spacing:.08em}
.touch-controls{position:absolute;z-index:20;inset:0;display:none;pointer-events:none}.joystick-base{position:absolute;left:18px;bottom:max(20px,var(--safe-bottom));width:104px;height:104px;border-radius:50%;border:1px solid rgba(255,255,255,.27);background:rgba(4,8,18,.38);pointer-events:auto;touch-action:none}.joystick-knob{position:absolute;left:31px;top:31px;width:42px;height:42px;border-radius:50%;background:rgba(222,241,255,.78);box-shadow:0 0 24px rgba(101,223,255,.22)}.action-cluster{position:absolute;right:18px;bottom:max(20px,var(--safe-bottom));width:128px;height:112px;pointer-events:none}.burst-button,.dash-button{position:absolute;border:1px solid rgba(255,255,255,.3);pointer-events:auto;font-weight:1000}.burst-button{right:0;bottom:0;width:82px;height:82px;border-radius:50%;background:linear-gradient(145deg,rgba(167,139,250,.92),rgba(255,109,181,.88));display:grid;place-items:center;align-content:center;gap:1px}.burst-button span{font-size:1.3rem}.burst-button small{font-size:.54rem}.burst-button.cooling{filter:grayscale(.55);opacity:.6}.dash-button{left:0;top:0;width:52px;height:52px;border-radius:50%;background:rgba(120,243,193,.82);color:#06130e;font-size:1rem}

.panel-dialog,.upgrade-dialog{width:min(760px,calc(100% - 24px));max-height:88dvh;overflow:auto;border:1px solid var(--line);border-radius:23px;background:rgba(10,15,31,.98);color:var(--text);box-shadow:0 32px 90px rgba(0,0,0,.62)}dialog::backdrop{background:rgba(0,0,0,.72);backdrop-filter:blur(7px)}.dialog-inner,.upgrade-inner{padding:clamp(18px,4vw,30px)}.dialog-heading{display:flex;justify-content:space-between;gap:16px}.dialog-inner p{color:var(--muted);line-height:1.45}.dialog-inner code{color:var(--mint)}.asset-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:18px 0}.asset-fields label{display:grid;gap:7px;padding:11px;border:1px solid var(--line);border-radius:13px;color:var(--muted);font-size:.8rem}.dialog-actions{display:flex;justify-content:flex-end;gap:9px;flex-wrap:wrap}.upgrade-dialog{width:min(880px,calc(100% - 22px))}.upgrade-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:18px}.upgrade-card{min-height:155px;padding:15px;border:1px solid var(--line);border-radius:17px;background:rgba(255,255,255,.045);color:var(--text);text-align:left}.upgrade-card span{display:block;margin-bottom:16px;font-size:1.8rem}.upgrade-card strong{display:block;margin-bottom:6px}.upgrade-card small{color:var(--muted);line-height:1.35}.end-stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin:18px 0}.end-stats div,.stat-grid div{padding:12px;border:1px solid var(--line);border-radius:13px}.end-stats span,.stat-grid span{display:block;color:var(--muted);font-size:.66rem}.end-stats b,.stat-grid b{font-size:1.25rem}.inventory-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:8px;margin:14px 0}.inventory-item{display:flex;gap:9px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.04)}.inventory-item>span{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.08)}.inventory-item b,.inventory-item small{display:block}.inventory-item small{color:var(--muted);font-size:.62rem}.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin:14px 0 20px}

@media(hover:none),(pointer:coarse){.touch-controls{display:block}.midi-radar{display:none}}
@media(max-width:760px){
  .start-screen{place-items:start center;overflow:auto}.start-card{margin-top:max(16px,var(--safe-top));padding:24px 18px;border-radius:24px}.start-card h1{font-size:4.25rem}.launch-grid{grid-template-columns:1fr}.mapping-strip span{font-size:.64rem}
  .game-hud{grid-template-columns:minmax(100px,1fr) 1.45fr 42px;left:7px;right:7px;gap:5px}.wave-chip{height:44px;padding:5px 7px}.wave-chip>span{width:31px;height:31px;flex-basis:31px}.wave-chip b{font-size:.58rem}.wave-chip small{font-size:.52rem}.survival-bars{height:44px;padding:5px 7px}.bar-line{grid-template-columns:18px 1fr 47px;gap:4px;font-size:.55rem}.bar-line>b{font-size:.54rem}.meter{height:7px}.icon-button{width:42px;height:42px}
  .loadout-hud{left:7px;top:calc(max(8px,var(--safe-top)) + 50px);height:43px;max-width:calc(100% - 14px);padding:5px 6px}.primary-weapon{min-width:130px}.weapon-emblem{width:31px;height:31px}.primary-weapon b{font-size:.64rem}.primary-weapon small{font-size:.5rem}.weapon-slot{width:30px;height:30px;flex-basis:30px}
  .run-stats{right:7px;top:calc(max(8px,var(--safe-top)) + 99px);height:31px;padding:4px 7px;gap:8px;font-size:.58rem}.phase-pill{top:calc(max(8px,var(--safe-top)) + 99px);left:7px;transform:none;max-width:55%;height:31px;padding:4px 8px}.phase-pill b{font-size:.53rem}.phase-pill span{font-size:.51rem;overflow:hidden;text-overflow:ellipsis}
  .upgrade-grid,.asset-fields{grid-template-columns:1fr}.upgrade-card{min-height:112px}.end-stats{grid-template-columns:repeat(2,1fr)}.stat-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:390px){.start-card h1{font-size:3.75rem}.primary-weapon{min-width:120px}.weapon-slots{gap:3px}.weapon-slot{width:27px;height:27px;flex-basis:27px;font-size:.8rem}.run-stats{gap:6px}.danger-stat{display:none}.phase-pill{max-width:48%}}
@media(orientation:landscape) and (max-height:520px){.game-hud{top:5px}.loadout-hud{top:55px}.run-stats{top:55px}.phase-pill{top:99px}.joystick-base{width:88px;height:88px}.joystick-knob{left:27px;top:27px;width:34px;height:34px}.action-cluster{height:94px}.burst-button{width:68px;height:68px}.dash-button{width:44px;height:44px}}


/* v0.3.2 — Survival Pressure HUD: minimal top timer, open battlefield. */
.game-hud{left:7px;right:7px;top:max(5px,var(--safe-top));grid-template-columns:58px minmax(180px,1fr) 38px;gap:6px;align-items:start}
.wave-chip{height:34px;border-radius:8px;padding:3px 5px;background:rgba(2,5,12,.72);backdrop-filter:none}.wave-chip>span{flex-basis:28px;height:26px;border-radius:5px;font-size:.68rem}.wave-chip b{font-size:.5rem}.wave-chip small{font-size:.44rem}
.survival-bars{height:34px;border-radius:7px;padding:4px 7px;gap:3px;background:rgba(2,5,12,.78);border-color:rgba(255,213,56,.62);backdrop-filter:none}.bar-line{grid-template-columns:25px 1fr 43px;gap:5px;font-size:.52rem}.bar-line>b{font-size:.6rem}.meter{height:7px;border-radius:1px;background:rgba(0,0,0,.72);outline:1px solid rgba(255,215,64,.7)}.run-fill{background:linear-gradient(90deg,#1f83db,#47b8ff)}.xp-fill{background:linear-gradient(90deg,#f1b928,#ffe66c)}
.icon-button{width:38px;height:34px;border-radius:7px;background:rgba(2,5,12,.78)}
.loadout-hud{display:none}.phase-pill{display:none}.midi-radar{display:none}.run-stats{top:calc(max(5px,var(--safe-top)) + 40px);right:7px;height:24px;border-radius:7px;padding:3px 6px;gap:7px;background:rgba(2,5,12,.54);backdrop-filter:none;font-size:.52rem;opacity:.84}
.loot-toast{top:25%}
@media(max-width:760px){.game-hud{grid-template-columns:48px minmax(150px,1fr) 34px;left:5px;right:5px;gap:4px}.wave-chip{height:31px;padding:2px 4px}.wave-chip>span{width:24px;height:24px;flex-basis:24px}.wave-chip div{display:none}.survival-bars{height:31px;padding:3px 5px}.bar-line{grid-template-columns:22px 1fr 39px;gap:3px}.meter{height:6px}.icon-button{width:34px;height:31px}.run-stats{top:40px;right:5px}.danger-stat{display:none}}
@media(orientation:landscape) and (max-height:520px){.game-hud{top:4px}.run-stats{top:39px}.phase-pill{display:none}.loadout-hud{display:none}}

/* v0.3.4 — uninterrupted survivor flow */
.upgrade-tray{position:fixed;z-index:30;left:50%;bottom:calc(118px + env(safe-area-inset-bottom));width:min(660px,calc(100% - 24px));transform:translate(-50%,18px);opacity:0;pointer-events:none;transition:opacity .18s ease,transform .18s ease;background:rgba(7,11,25,.92);border:1px solid rgba(120,243,193,.38);border-radius:18px;padding:10px;backdrop-filter:blur(10px)}
.upgrade-tray.show{opacity:1;transform:translate(-50%,0);pointer-events:auto}
.upgrade-tray-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:0 4px 8px}.upgrade-tray-head b{color:var(--mint);font-size:.78rem;letter-spacing:.08em}.upgrade-tray-head span{color:var(--muted);font-size:.66rem}
.upgrade-tray .upgrade-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin:0}
.upgrade-tray .upgrade-card{min-height:82px;padding:9px;border-radius:13px;background:rgba(255,255,255,.055)}
.upgrade-tray .upgrade-card span{display:inline-block;margin:0 7px 0 0;font-size:1.2rem;vertical-align:middle}.upgrade-tray .upgrade-card strong{display:inline;font-size:.75rem}.upgrade-tray .upgrade-card small{display:block;margin-top:5px;font-size:.61rem}
@media(max-width:600px){.upgrade-tray{bottom:calc(105px + env(safe-area-inset-bottom));padding:8px}.upgrade-tray-head span{font-size:.58rem}.upgrade-tray .upgrade-card{min-height:72px;padding:7px}.upgrade-tray .upgrade-card strong{font-size:.66rem}.upgrade-tray .upgrade-card small{font-size:.55rem}}


/* v0.3.5 — beat droplets, no text clinch, compact live upgrades */
.upgrade-tray{top:calc(max(48px,var(--safe-top)) + 36px);bottom:auto;width:min(560px,calc(100% - 18px));padding:7px;border-radius:13px;background:rgba(7,11,25,.84)}
.upgrade-tray-head{padding:0 3px 5px}.upgrade-tray-head span{font-size:.56rem}.upgrade-tray .upgrade-grid{gap:5px}.upgrade-tray .upgrade-card{min-height:58px;padding:6px 7px;border-radius:10px}.upgrade-tray .upgrade-card span{font-size:.95rem;margin-right:5px}.upgrade-tray .upgrade-card strong{font-size:.64rem}.upgrade-tray .upgrade-card small{font-size:.5rem;line-height:1.18;margin-top:3px}
@media(max-width:600px){.upgrade-tray{top:calc(max(46px,var(--safe-top)) + 34px);bottom:auto;padding:6px}.upgrade-tray .upgrade-card{min-height:54px;padding:5px}.upgrade-tray .upgrade-card small{display:none}}

/* v0.3.6 — stable one-minute mix palette; music modulates light rather than flashing hue */

/* BEAT SURVIVORS v1.1 */
.upgrade-tray{display:none!important}
.xp-line>span::after{content:''}
.phase-pill{max-width:min(92vw,520px)}
@media(max-width:620px){
  .start-card .lede{font-size:14px;line-height:1.45}
  .mapping-strip{grid-template-columns:repeat(2,1fr)}
}

/* v1.2 resolver art remains beneath readable combat layers. */

/* BEAT SURVIVORS v1.3 — direct boot */
#startScreen{display:none!important}

/* BEAT SURVIVORS v1.4 — fail-safe animated loading screen */
.boot-loader{
  position:fixed;inset:0;z-index:9999;display:grid;place-items:center;
  overflow:hidden;background:
    radial-gradient(circle at 50% 42%,rgba(68,89,160,.22),transparent 38%),
    linear-gradient(180deg,#080b18,#050711 72%);
  color:#f8fbff;transition:opacity .55s ease,visibility .55s ease;
  touch-action:manipulation;
}
.boot-loader::before{
  content:"";position:absolute;inset:0;opacity:.16;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:42px 42px;
  animation:loaderGrid 5s linear infinite;
}
.boot-loader.is-gone{opacity:0;visibility:hidden;pointer-events:none}
.boot-copy{position:relative;z-index:2;text-align:center;padding:24px;transform:translateY(-4vh)}
.boot-logo{font-size:clamp(25px,7vw,44px);font-weight:1000;letter-spacing:.08em}
.boot-message{margin-top:12px;font-size:13px;font-weight:900;letter-spacing:.18em;color:#d8e9ff}
.boot-hint{margin-top:13px;font-size:11px;letter-spacing:.06em;color:rgba(230,240,255,.62)}
.boot-dots{display:flex;justify-content:center;gap:8px;margin-top:15px}
.boot-dots i{display:block;width:7px;height:7px;border-radius:50%;background:#d8e9ff;animation:loaderDot 1s ease-in-out infinite}
.boot-dots i:nth-child(2){animation-delay:.12s}.boot-dots i:nth-child(3){animation-delay:.24s}.boot-dots i:nth-child(4){animation-delay:.36s}
.kitsune-loader{position:absolute;right:max(18px,env(safe-area-inset-right));bottom:max(30px,calc(env(safe-area-inset-bottom) + 20px));width:108px;height:118px;z-index:3}
.kitsune-loader img{position:absolute;left:50%;bottom:13px;width:92px;height:92px;object-fit:contain;transform:translateX(-50%);opacity:0;filter:drop-shadow(0 9px 8px rgba(0,0,0,.5))}
.kitsune-loader img:nth-child(1){animation:kitsuneWalk .6s steps(1) infinite}
.kitsune-loader img:nth-child(2){animation:kitsuneWalk .6s steps(1) .2s infinite}
.kitsune-loader img:nth-child(3){animation:kitsuneWalk .6s steps(1) .4s infinite}
.loader-ground{position:absolute;left:8px;right:8px;bottom:7px;height:5px;border-radius:50%;background:rgba(126,196,255,.2);filter:blur(2px);animation:groundPulse .6s ease-in-out infinite alternate}
@keyframes kitsuneWalk{0%,32%{opacity:1;transform:translateX(-50%) translateY(0)}33%,100%{opacity:0;transform:translateX(-50%) translateY(-2px)}}
@keyframes loaderDot{0%,100%{transform:translateY(0);opacity:.35}50%{transform:translateY(-7px);opacity:1}}
@keyframes groundPulse{to{transform:scaleX(.78);opacity:.55}}
@keyframes loaderGrid{to{background-position:42px 42px,42px 42px}}
@media(max-width:480px){
  .kitsune-loader{width:92px;height:104px;right:14px;bottom:max(26px,calc(env(safe-area-inset-bottom) + 16px))}
  .kitsune-loader img{width:80px;height:80px}
}

/* v1.5: the game screen is visible independently of JavaScript. */
#gameScreen{display:block}
#gameScreen.is-hidden{display:none}

/* BEAT SURVIVORS v1.7 — explicit iOS audio launch */
.start-music-button{
  margin:20px auto 0;min-width:210px;min-height:54px;padding:0 24px;
  border:2px solid rgba(255,255,255,.7);border-radius:999px;
  background:linear-gradient(180deg,#79f0c0,#39c98d);color:#06140f;
  font:1000 15px/1 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  letter-spacing:.12em;box-shadow:0 7px 0 rgba(0,0,0,.28),0 0 30px rgba(91,235,181,.28);
  touch-action:manipulation;-webkit-appearance:none;
}
.start-music-button:active{transform:translateY(4px);box-shadow:0 3px 0 rgba(0,0,0,.3)}
.start-music-button:disabled{opacity:.62;transform:none}

/* v1.8 adaptive difficulty indicator uses the existing danger chip. */

.burst-button.charged{border-color:#fff;box-shadow:0 0 16px #ff8ce8,0 0 34px rgba(101,223,255,.8);animation:limitBeamPulse .55s ease-in-out infinite alternate}
.burst-button.charged small{color:#fff;text-shadow:0 0 8px #65dfff}
@keyframes limitBeamPulse{from{transform:scale(1)}to{transform:scale(1.07)}}