/* ===== NEON DASH — UI ===== */
:root{
  --bg:#080a17;
  --ink:#eaf0ff;
  --muted:#8b98c4;
  --acc:#4cf0ff;
  --acc2:#ff4bd8;
  --acc3:#ffd447;
  --good:#5ef08a;
  --bad:#ff5c6e;
  --glass:rgba(18,24,48,.72);
  --stroke:rgba(120,160,255,.18);
  --r:18px;
  --font:'Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%;overflow:hidden;background:var(--bg);color:var(--ink);font-family:var(--font)}
body{user-select:none;touch-action:none}
#app{position:fixed;inset:0;overflow:hidden}
canvas#game{position:absolute;inset:0;width:100%;height:100%;display:block;image-rendering:auto}
.hidden{display:none !important}

/* ---------- shared ---------- */
.screen{position:absolute;inset:0;display:flex;flex-direction:column;z-index:20;
  background:radial-gradient(120% 90% at 50% 0%,#182046 0%,#0a0d20 45%,#05060f 100%);
  animation:fadein .35s ease both}
.screen.overlay{background:rgba(5,7,16,.72);backdrop-filter:blur(14px);align-items:center;justify-content:center;z-index:40}
@keyframes fadein{from{opacity:0}to{opacity:1}}
@keyframes pop{from{opacity:0;transform:translateY(18px) scale(.96)}to{opacity:1;transform:none}}

.btn{position:relative;display:inline-flex;align-items:center;gap:10px;justify-content:center;
  padding:14px 26px;border:1px solid var(--stroke);border-radius:14px;background:var(--glass);
  color:var(--ink);font:600 16px/1 var(--font);letter-spacing:.4px;cursor:pointer;
  transition:transform .12s cubic-bezier(.2,.9,.3,1.4),box-shadow .2s,background .2s,border-color .2s;
  backdrop-filter:blur(8px)}
.btn:hover{transform:translateY(-2px);border-color:rgba(76,240,255,.5);box-shadow:0 8px 28px -8px rgba(76,240,255,.45)}
.btn:active{transform:translateY(1px) scale(.98)}
.btn .k{opacity:.75;font-size:14px}
.btn.primary{background:linear-gradient(120deg,#4cf0ff,#8a7bff 55%,#ff4bd8);color:#08122b;border:none;font-weight:800;
  box-shadow:0 10px 30px -10px rgba(120,140,255,.8), inset 0 1px 0 rgba(255,255,255,.5)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--muted)}
.btn.small{padding:9px 15px;font-size:14px;border-radius:11px}
.linkbtn{background:none;border:none;color:var(--muted);text-decoration:underline;cursor:pointer;font:inherit;font-size:12px}
.linkbtn:hover{color:var(--bad)}

/* ---------- title ---------- */
.title-wrap{margin:auto;display:flex;flex-direction:column;align-items:center;gap:34px;padding:24px;z-index:2;animation:pop .5s ease both}
.logo{text-align:center}
.logo-sub{display:block;letter-spacing:14px;font-size:13px;color:var(--acc);text-indent:14px;margin-bottom:2px;font-weight:700}
.logo-main{font-size:clamp(52px,11vw,120px);line-height:.92;font-weight:900;letter-spacing:-3px;
  background:linear-gradient(180deg,#fff 10%,#7fe7ff 45%,#3aa0ff 70%,#b14bff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 6px 0 rgba(10,14,40,.9)) drop-shadow(0 0 34px rgba(80,180,255,.55))}
.logo-main span{background:linear-gradient(180deg,#fff,#ffd447 55%,#ff7a3d);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-tag{display:block;margin-top:12px;color:var(--muted);font-size:14px;letter-spacing:2px}
.menu{display:flex;flex-direction:column;gap:12px;width:min(330px,84vw)}
.menu .btn{width:100%}
.menu.row2{flex-direction:row;flex-wrap:wrap;width:auto;justify-content:center}
.menu.row2 .btn{width:auto}
.save-line{display:flex;gap:14px;align-items:center;color:var(--muted);font-size:12px}
.bg-orbs i{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;animation:float 14s ease-in-out infinite}
.bg-orbs i:nth-child(1){width:46vw;height:46vw;left:-10vw;top:-12vw;background:#2b6bff}
.bg-orbs i:nth-child(2){width:38vw;height:38vw;right:-8vw;top:10vh;background:#ff2fa0;animation-delay:-4s}
.bg-orbs i:nth-child(3){width:44vw;height:44vw;left:24vw;bottom:-18vw;background:#00d5b0;animation-delay:-8s}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(3vw,-4vh) scale(1.12)}}

/* ---------- bars / panels ---------- */
.bar{display:flex;align-items:center;gap:16px;padding:16px 22px;border-bottom:1px solid var(--stroke);
  background:rgba(10,14,32,.6);backdrop-filter:blur(10px);z-index:3}
.bar h2{font-size:19px;font-weight:800;letter-spacing:1px}
.bar .totals{margin-left:auto;display:flex;gap:14px;color:var(--acc3);font-weight:800;font-size:15px}
.bar .totals span:last-child{color:var(--acc)}
.panel{margin:26px auto;width:min(560px,92vw);background:var(--glass);border:1px solid var(--stroke);
  border-radius:var(--r);padding:22px;backdrop-filter:blur(12px);animation:pop .35s ease both}
.panel .row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 4px;
  border-bottom:1px dashed rgba(140,170,255,.12);font-size:15px}
.panel .row:last-child{border:0}
input[type=range]{-webkit-appearance:none;width:190px;height:5px;border-radius:6px;background:#26305c;outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;
  background:linear-gradient(140deg,#8ff6ff,#4b7bff);box-shadow:0 0 12px rgba(90,180,255,.9);cursor:pointer}
select{background:#161d3d;color:var(--ink);border:1px solid var(--stroke);border-radius:9px;padding:8px 12px;font:inherit;font-size:14px}
.keys .krow{display:flex;align-items:center;gap:14px;padding:11px 2px;border-bottom:1px dashed rgba(140,170,255,.12);font-size:14px;color:var(--muted)}
.keys .krow b{background:#1b2246;border:1px solid var(--stroke);border-bottom-width:3px;border-radius:8px;padding:5px 10px;color:var(--ink);font-size:13px;min-width:44px;text-align:center}
.hintbox{margin-top:16px;padding:14px;border-radius:12px;font-size:13px;line-height:1.5;
  background:linear-gradient(120deg,rgba(76,240,255,.13),rgba(255,75,216,.13));border:1px solid var(--stroke);color:var(--ink)}

/* ---------- level select ---------- */
.tabs{display:flex;gap:10px;padding:18px 22px 6px;overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:0 0 auto;padding:12px 20px;border-radius:14px;border:1px solid var(--stroke);background:var(--glass);
  cursor:pointer;font-weight:700;font-size:14px;display:flex;align-items:center;gap:10px;transition:.2s;white-space:nowrap}
.tab .dot{width:10px;height:10px;border-radius:50%;box-shadow:0 0 12px currentColor}
.tab.active{border-color:transparent;background:linear-gradient(120deg,rgba(76,240,255,.25),rgba(255,75,216,.25));
  box-shadow:0 8px 26px -12px rgba(120,180,255,.9);transform:translateY(-1px)}
.tab.locked{opacity:.45;filter:grayscale(.7)}
.grid{flex:1;overflow-y:auto;display:grid;gap:16px;padding:18px 22px 40px;
  grid-template-columns:repeat(auto-fill,minmax(210px,1fr));align-content:start}
.card{position:relative;border-radius:var(--r);border:1px solid var(--stroke);overflow:hidden;cursor:pointer;
  background:var(--glass);transition:transform .16s cubic-bezier(.2,.9,.3,1.4),box-shadow .22s;animation:pop .3s ease both}
.card:hover{transform:translateY(-5px);box-shadow:0 18px 44px -18px rgba(90,160,255,.85)}
.card .thumb{height:104px;position:relative;overflow:hidden}
.card .thumb canvas{width:100%;height:100%;display:block}
.card .num{position:absolute;left:12px;top:10px;font-weight:900;font-size:26px;letter-spacing:-1px;
  text-shadow:0 3px 0 rgba(0,0,0,.55)}
.card .boss{position:absolute;right:10px;top:10px;font-size:11px;font-weight:800;letter-spacing:1px;
  padding:4px 9px;border-radius:99px;background:rgba(255,60,90,.9);color:#fff}
.card .meta{padding:12px 14px 14px}
.card .meta h3{font-size:14px;font-weight:800;margin-bottom:7px}
.card .sub{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}
.card .st{letter-spacing:2px;color:#3a4470;font-size:14px}
.card .st .on{color:var(--acc3);text-shadow:0 0 10px rgba(255,212,71,.85)}
.card.locked{filter:grayscale(.85) brightness(.6);cursor:not-allowed}
.card.locked::after{content:'🔒';position:absolute;inset:0;display:grid;place-items:center;font-size:34px;background:rgba(5,8,20,.45)}
.card.done{border-color:rgba(94,240,138,.4)}

/* ---------- dialogs ---------- */
.dialog{width:min(460px,92vw);background:var(--glass);border:1px solid var(--stroke);border-radius:24px;
  padding:30px 28px;text-align:center;backdrop-filter:blur(18px);animation:pop .3s cubic-bezier(.2,.9,.3,1.35) both;
  box-shadow:0 40px 90px -40px #000}
.dialog h2{font-size:27px;font-weight:900;margin-bottom:16px;letter-spacing:.5px}
.dialog h2.danger{color:var(--bad);text-shadow:0 0 26px rgba(255,92,110,.6)}
.dialog .sub{color:var(--muted);margin-bottom:20px;font-size:14px}
.dialog .menu{margin-top:20px}
.result .res-name{color:var(--acc);font-size:13px;letter-spacing:2px;margin:-8px 0 18px;text-transform:uppercase}
.result .stars{display:flex;justify-content:center;gap:14px;margin-bottom:14px}
.result .stars i{font-size:42px;color:#2b3466;font-style:normal;transition:.3s;transform:scale(.7)}
.result .stars i.on{color:var(--acc3);text-shadow:0 0 28px rgba(255,212,71,.9);transform:scale(1)}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:6px}
.stats div{background:rgba(10,14,34,.55);border:1px solid var(--stroke);border-radius:12px;padding:11px}
.stats span{display:block;font-size:11px;color:var(--muted);letter-spacing:1px}
.stats b{font-size:19px;font-weight:800}

/* ---------- HUD ---------- */
#hud{position:absolute;inset:0;pointer-events:none;z-index:10;padding:14px 16px}
.hud-row{display:flex;gap:10px;align-items:center}
.hud-chip{display:flex;align-items:center;gap:7px;padding:7px 13px;border-radius:12px;
  background:rgba(8,12,28,.55);border:1px solid rgba(140,180,255,.18);backdrop-filter:blur(7px);
  font-weight:800;font-size:15px;text-shadow:0 2px 6px rgba(0,0,0,.7)}
.hud-chip .lbl{font-size:10px;color:var(--muted);letter-spacing:1.4px;font-weight:700}
.hud-chip .ic{font-size:15px}
.hud-chip .ic.coin{color:var(--acc3);text-shadow:0 0 12px rgba(255,212,71,.9)}
#hud-lives .ic{color:var(--bad);text-shadow:0 0 12px rgba(255,92,110,.9)}
.hud-spacer{flex:1}
.hud-chip .gem{color:#2c3563;font-size:15px;transition:.25s}
.hud-chip .gem.on{color:var(--acc2);text-shadow:0 0 14px var(--acc2);transform:scale(1.15)}
.hud-btn{pointer-events:auto;width:38px;height:38px;border-radius:12px;border:1px solid rgba(140,180,255,.18);
  background:rgba(8,12,28,.55);color:var(--ink);cursor:pointer;font-size:12px;backdrop-filter:blur(7px)}
.hud-btn:hover{background:rgba(30,40,80,.8)}
#power-bar{position:absolute;left:16px;top:60px;width:96px;height:5px;border-radius:99px;background:rgba(8,12,28,.6);overflow:hidden}
#dash-fill{height:100%;width:100%;border-radius:99px;background:linear-gradient(90deg,#4cf0ff,#a97bff);
  box-shadow:0 0 14px rgba(110,200,255,.9);transform-origin:left;transition:transform .06s linear}
#toast-layer{position:absolute;left:0;right:0;top:96px;display:flex;flex-direction:column;align-items:center;gap:8px}
.toast{padding:9px 18px;border-radius:99px;background:rgba(8,12,28,.7);border:1px solid var(--stroke);
  font-weight:800;font-size:14px;letter-spacing:.5px;backdrop-filter:blur(8px);animation:toast 1.8s ease forwards}
@keyframes toast{0%{opacity:0;transform:translateY(-14px) scale(.9)}15%{opacity:1;transform:none}75%{opacity:1}100%{opacity:0;transform:translateY(-12px)}}

#level-banner{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  z-index:15;pointer-events:none;background:rgba(4,6,16,.55);backdrop-filter:blur(3px);animation:bannerOut 2.1s ease forwards}
#level-banner .w{color:var(--acc);letter-spacing:8px;font-size:13px;font-weight:800;margin-bottom:8px}
#level-banner b{font-size:clamp(30px,7vw,60px);font-weight:900;letter-spacing:-1px;
  background:linear-gradient(180deg,#fff,#8fd9ff);-webkit-background-clip:text;background-clip:text;color:transparent}
#level-banner i{margin-top:10px;color:var(--muted);font-size:13px;letter-spacing:3px;font-style:normal;text-transform:uppercase}
@keyframes bannerOut{0%{opacity:0}12%{opacity:1}70%{opacity:1}100%{opacity:0}}

/* ---------- touch ---------- */
#touch{position:absolute;inset:auto 0 0 0;height:44%;z-index:12;pointer-events:none;
  display:flex;justify-content:space-between;align-items:flex-end;padding:0 18px 22px}
#touch .tpad,#touch .tacts{display:flex;gap:14px;align-items:flex-end;pointer-events:auto}
.tbtn{width:66px;height:66px;border-radius:50%;border:1px solid rgba(150,190,255,.28);
  background:rgba(12,18,40,.5);backdrop-filter:blur(8px);color:#dfe9ff;font-size:22px;
  display:grid;place-items:center;touch-action:none;transition:transform .08s,background .08s}
.tbtn.big{width:88px;height:88px;font-size:28px;background:linear-gradient(140deg,rgba(76,240,255,.35),rgba(140,110,255,.35))}
.tbtn.small{width:56px;height:56px;font-size:18px}
.tbtn.act{transform:scale(.9);background:rgba(90,160,255,.55)}

@media (max-width:640px){
  .bar{padding:12px 14px}.grid{padding:14px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
  .card .thumb{height:78px}.hud-chip{padding:6px 10px;font-size:13px}
  .stats b{font-size:16px}
}