:root{
  --bg:#0b0820;--coral:#ff7a8a;--teal:#5ce6ff;--violet:#9d6cff;--gold:#ffd166;--mint:#7dffb0;--amber:#ffb347;--text:#eef2ff;--muted:#8e97b8;
  --glass:rgba(12,10,32,.82);--font-d:'Orbitron','Noto Sans KR',sans-serif;--font-b:'Noto Sans KR','Orbitron',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:var(--bg);color:var(--text);font-family:var(--font-b);overflow:hidden;user-select:none;-webkit-user-select:none;touch-action:none;-webkit-tap-highlight-color:transparent}
#game{position:fixed;inset:0;display:block;touch-action:none}
.hidden{display:none!important}
.screen{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:10;animation:fadeIn .25s ease;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);background:rgba(5,4,18,.35)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

.panel{width:min(92vw,560px);max-height:92vh;overflow:auto;background:var(--glass);backdrop-filter:blur(18px);border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:26px 24px;display:flex;flex-direction:column;gap:16px;align-items:center;text-align:center}
.panel.small{width:min(90vw,360px)}
.panel.wide{width:min(94vw,760px)}
.panel h2{font-family:var(--font-d);font-weight:900;letter-spacing:.18em;font-size:1.3rem;background:linear-gradient(90deg,var(--coral),var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent}

.btn{font-family:var(--font-d);font-weight:700;letter-spacing:.12em;cursor:pointer;border:0;color:var(--text);padding:14px 30px;border-radius:999px;font-size:.95rem;transition:transform .12s,filter .2s,opacity .2s;position:relative;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:10px;touch-action:manipulation}
.btn:active{transform:scale(.96)}
.btn-primary{background:linear-gradient(135deg,var(--coral),var(--violet) 55%,var(--teal));box-shadow:0 10px 30px rgba(157,108,255,.45),0 0 0 1px rgba(255,255,255,.12) inset;color:#fff}
.btn-primary:hover{filter:brightness(1.12)}
.btn-ghost{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn.small{padding:9px 16px;font-size:.72rem}
.btn.home{color:var(--teal);border-color:rgba(92,230,255,.35)}
.btn.on{color:var(--mint);border-color:rgba(125,255,176,.5)}
.pulse{animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 10px 30px rgba(157,108,255,.45)}50%{box-shadow:0 10px 44px rgba(255,122,138,.7)}}

/* title */
.title-wrap{display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center;padding:20px}
.logo{font-family:var(--font-d);font-weight:900;font-size:clamp(3rem,13vw,6.6rem);letter-spacing:.06em;line-height:1;display:flex;gap:.12em}
.logo .l1{background:linear-gradient(180deg,#fff,var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 24px rgba(255,122,138,.55))}
.logo .l2{background:linear-gradient(180deg,#fff,var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 24px rgba(92,230,255,.55));animation:step 2.4s ease-in-out infinite}
@keyframes step{0%,100%{transform:translateY(0)}25%{transform:translateY(-.06em)}50%{transform:translateY(0)}75%{transform:translateY(-.03em)}}
.tagline{color:var(--muted);letter-spacing:.14em;font-size:.85rem}
.forms{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.forms .f{font-family:var(--font-d);font-size:.66rem;letter-spacing:.14em;padding:6px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05)}
.f.runner{color:#ff9a8a}.f.digger{color:#ffcf6a}.f.jelly{color:#ffa6ec}.f.glider{color:#8ff5e6}
.title-sub{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.title-foot{color:var(--muted);font-size:.78rem;letter-spacing:.06em}
.rotate-hint{color:var(--gold);font-size:.8rem;animation:bob 1.6s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
.version-tag{display:flex;gap:12px;align-items:center;justify-content:center}
.version-tag span{font-family:var(--font-d);font-size:.7rem;letter-spacing:.25em;color:var(--muted);opacity:.8}

/* track select */
.track-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;width:100%}
.track{position:relative;text-align:left;cursor:pointer;color:var(--text);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:14px 14px 12px;display:flex;flex-direction:column;gap:6px;transition:transform .15s,background .2s;font-family:var(--font-b)}
.track:hover{transform:translateY(-3px);background:rgba(255,255,255,.1)}
.track.locked{opacity:.45;cursor:not-allowed}
.track.clear{border-color:rgba(125,255,176,.5)}
.track.daily{border-color:rgba(255,209,102,.5);background:rgba(255,209,102,.07)}
.t-head{display:flex;justify-content:space-between;font-family:var(--font-d);font-size:.66rem;letter-spacing:.2em;color:var(--muted)}
.t-no{color:var(--teal)}.track.daily .t-no{color:var(--gold)}
.t-name{font-family:var(--font-d);font-weight:900;font-size:1rem;letter-spacing:.08em}
.t-zones{font-size:1rem;letter-spacing:.2em}
.t-bar{height:6px;border-radius:3px;background:rgba(255,255,255,.1);overflow:hidden}
.t-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--coral),var(--teal));border-radius:3px}
.t-foot{font-size:.74rem;color:var(--muted)}
.track.clear .t-foot{color:var(--mint)}

/* how to */
.guide-list{display:flex;flex-direction:column;gap:10px;width:100%;text-align:left}
.guide-row{display:flex;gap:12px;align-items:center;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:9px 12px;font-size:.86rem;line-height:1.55;color:#d6dcf5}
.guide-row b{color:var(--text)}
.g-ico{flex:0 0 44px;display:flex;align-items:center;justify-content:center;font-size:1.5rem}
.guide-row.runner .g-ico{color:#ff8a65}.guide-row.digger .g-ico{color:#f5c15a}.guide-row.jelly .g-ico{color:#ff9de2}.guide-row.glider .g-ico{color:#8ff5e6}
.howto-btns{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}

/* HUD */
.hud{position:fixed;inset:0;z-index:5;pointer-events:none;padding:calc(10px + env(safe-area-inset-top)) 14px calc(14px + env(safe-area-inset-bottom))}
.prog{position:absolute;left:0;right:0;top:0;height:7px;background:rgba(255,255,255,.08)}
.prog-zones{position:absolute;inset:0}
.prog-zones .pz{position:absolute;top:0;bottom:0;opacity:.45}
.pz.field{background:#ff7aa8}.pz.burrow{background:#ffb347}.pz.sea{background:#35f0ff}.pz.mountain{background:#b7d3ff}
.prog-fill{position:absolute;left:0;top:0;bottom:0;background:#fff;box-shadow:0 0 12px #fff;transition:width .1s linear}
.hud-top{display:flex;align-items:flex-start;justify-content:space-between;margin-top:8px}
.hud-track{font-family:var(--font-d);font-size:.66rem;letter-spacing:.2em;color:var(--teal)}
.hud-pct{font-family:var(--font-d);font-weight:900;font-size:1.7rem;letter-spacing:.05em;text-shadow:0 0 14px rgba(92,230,255,.5)}
.hud-combo{font-family:var(--font-d);font-weight:900;color:var(--mint);font-size:1rem;letter-spacing:.1em;text-shadow:0 0 12px rgba(125,255,176,.7);margin-top:6px;animation:bob .6s ease-in-out infinite}
.hud-right{display:flex;flex-direction:column;align-items:flex-end;gap:4px}
.hud-notes{font-family:var(--font-d);font-weight:700;color:var(--gold);font-size:1rem}
.hud-attempt{font-family:var(--font-d);font-size:.62rem;letter-spacing:.2em;color:var(--muted)}
.hud .btn{pointer-events:auto}
.banner{position:absolute;left:50%;top:calc(84px + env(safe-area-inset-top));transform:translateX(-50%);width:min(92vw,460px);background:rgba(12,10,32,.75);border:1px solid rgba(255,255,255,.25);border-radius:16px;padding:10px 16px;text-align:center;animation:bannerIn .35s cubic-bezier(.2,.9,.3,1.3);backdrop-filter:blur(8px)}
.banner b{display:block;font-family:var(--font-d);letter-spacing:.18em;font-size:.95rem}
.banner span{display:block;font-size:.84rem;color:#d6dcf5;margin-top:4px}
.banner.field b{color:#ff9ad0}.banner.burrow b{color:#ffb347}.banner.sea b{color:#35f0ff}.banner.mountain b{color:#b7d3ff}
@keyframes bannerIn{from{opacity:0;transform:translateX(-50%) scale(.8)}to{opacity:1;transform:translateX(-50%) scale(1)}}

/* result */
.panel.result{gap:12px}
.result-title{font-family:var(--font-d);font-weight:900;font-size:1.7rem;letter-spacing:.16em;background:linear-gradient(90deg,var(--coral),#fff 50%,var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent}
.result-mode{font-family:var(--font-d);font-size:.75rem;letter-spacing:.2em;color:var(--muted)}
.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;width:100%}
.result-grid div{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:10px 6px}
.result-grid label{display:block;font-family:var(--font-d);font-size:.58rem;letter-spacing:.18em;color:var(--muted)}
.result-grid b{font-family:var(--font-d);font-size:1.05rem;font-weight:900;display:block;margin-top:4px}
.result-sub{color:var(--muted);font-size:.82rem}
.result-btns{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}

.loading{position:fixed;inset:0;z-index:20;display:flex;flex-direction:column;gap:14px;align-items:center;justify-content:center;background:rgba(5,4,18,.7);font-family:var(--font-d);letter-spacing:.14em;font-size:.8rem;color:var(--teal)}
.spin{width:38px;height:38px;border-radius:50%;border:3px solid rgba(255,255,255,.15);border-top-color:var(--coral);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translateX(-50%);background:rgba(12,10,32,.92);border:1px solid rgba(255,255,255,.16);padding:10px 18px;border-radius:12px;font-size:.85rem;z-index:50;max-width:92vw;white-space:pre-wrap;text-align:center}
@media (max-width:640px){.panel{padding:20px 16px}.result-grid{grid-template-columns:repeat(2,1fr)}.hud-pct{font-size:1.3rem}.track-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}}

/* v1.2: speed / zoom / fever / maps */
.hud-mid{display:flex;flex-direction:column;align-items:center;gap:4px;margin-top:34px}
.hud-fever{font-family:var(--font-d);font-weight:900;letter-spacing:.3em;font-size:1.2rem;color:#ffd166;text-shadow:0 0 16px rgba(255,209,102,.9),0 0 40px rgba(255,122,138,.6);animation:feverPulse .5s ease-in-out infinite alternate}
@keyframes feverPulse{from{transform:scale(1)}to{transform:scale(1.12)}}
.hud-score{font-family:var(--font-d);font-weight:900;font-size:1.25rem;letter-spacing:.06em;color:#fff;text-shadow:0 0 12px rgba(255,255,255,.5)}
.hud-speedtag{font-size:.7rem;color:var(--teal);margin-left:6px;letter-spacing:.1em}
.hud-btns{display:flex;gap:6px}
.speed-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:center}
.speed-label{font-family:var(--font-d);font-size:.66rem;letter-spacing:.24em;color:var(--muted)}
.seg{display:inline-flex;border:1px solid rgba(255,255,255,.14);border-radius:999px;overflow:hidden;background:rgba(255,255,255,.04)}
.seg button{font-family:var(--font-d);font-size:.72rem;letter-spacing:.06em;color:var(--text);background:transparent;border:0;padding:8px 13px;cursor:pointer}
.seg button.on{background:linear-gradient(135deg,var(--coral),var(--violet));color:#fff}
.seg button:hover{background:rgba(255,255,255,.1)}
.map{width:100%;max-width:640px;height:auto;border-radius:12px;background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.1)}
.result-grid{grid-template-columns:repeat(5,1fr)}
@media (max-width:640px){.result-grid{grid-template-columns:repeat(3,1fr)}.hud-mid{margin-top:26px}}