:root{--pu:#6C3BFF;--pk:#FF8FD8;--bl:#4FA3FF;--dk:#0d0d0d;--card:#17151f;--line:#2a2638;--tx:#f4f2ff;--mut:#9a95b0;
  --font:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Pretendard","Noto Sans KR","Gothic A1","Malgun Gothic",system-ui,sans-serif}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--dk);color:var(--tx);font-family:var(--font);overflow:hidden;
  -webkit-user-select:none;user-select:none;-webkit-touch-callout:none;overscroll-behavior:none}
button,a{font-family:inherit}
#app{position:fixed;inset:0}
.screen{position:absolute;inset:0;display:none;overflow-y:auto;-webkit-overflow-scrolling:touch}
.screen.active{display:block}
.hidden{display:none!important}
/* title */
#scr-title{background:radial-gradient(120% 70% at 20% 10%,#6C3BFF55,transparent 60%),radial-gradient(90% 60% at 90% 90%,#FF8FD844,transparent 60%),var(--dk)}
.title-wrap{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:24px;text-align:center}
.brand-small{letter-spacing:.3em;font-size:12px;color:var(--mut);font-weight:700}
.logo{margin:0;font-size:clamp(44px,13vw,84px);line-height:.95;font-weight:900;letter-spacing:-.02em}
.logo span{background:linear-gradient(90deg,var(--pk),var(--pu) 50%,var(--bl));-webkit-background-clip:text;background-clip:text;color:transparent}
.hint{color:var(--mut);font-size:13px;margin:0}
.eq-deco{display:flex;gap:6px;height:44px;align-items:flex-end}
.eq-deco i{width:8px;border-radius:4px;background:linear-gradient(var(--pk),var(--pu));animation:eq 1s ease-in-out infinite}
.eq-deco i:nth-child(2n){animation-delay:-.3s;background:linear-gradient(var(--bl),var(--pu))}
.eq-deco i:nth-child(3n){animation-delay:-.6s}
@keyframes eq{0%,100%{height:10px}50%{height:44px}}
.btn-primary,.btn-ghost,.btn-card{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:14px;padding:14px 22px;font-size:16px;font-weight:800;cursor:pointer;text-decoration:none;min-height:50px}
.btn-primary{background:linear-gradient(90deg,var(--pu),#8f5bff);color:#fff;box-shadow:0 6px 24px #6C3BFF55}
.btn-primary:disabled{opacity:.4}
.btn-primary.big{font-size:20px;padding:18px 40px;border-radius:40px}
.btn-ghost{background:#ffffff10;color:var(--tx);border:1px solid #ffffff22}
.btn-card{background:linear-gradient(90deg,var(--pk),var(--pu));color:#fff;width:100%}
.icon-btn{border:0;background:#ffffff14;color:var(--tx);width:44px;height:44px;border-radius:12px;font-size:20px;cursor:pointer}
/* select */
#scr-select{padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom)}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 18px}
.logo-sm{font-weight:900;font-size:20px;letter-spacing:-.01em}
.logo-sm b{color:var(--pk)}
.sec-title{margin:6px 4px 0;font-size:15px;color:var(--mut);font-weight:700}
.song-list{display:flex;flex-direction:column;gap:14px;padding:0 16px;max-width:640px;margin:0 auto}
.song{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:16px;position:relative;overflow:hidden}
.song.sel{border-color:var(--c);box-shadow:0 0 0 1px var(--c),0 10px 40px -10px var(--c)}
.song::before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:var(--c)}
.song .top{display:flex;gap:14px;align-items:center;cursor:pointer}
.song .jacket{width:64px;height:64px;border-radius:14px;flex:none;background:linear-gradient(135deg,var(--c),var(--pu));display:flex;align-items:flex-end;justify-content:center;gap:3px;padding:10px}
.song .jacket i{width:6px;background:#fff;border-radius:3px;opacity:.85}
.song .meta{flex:1;min-width:0}
.song .t{font-size:19px;font-weight:800;overflow-wrap:anywhere}
.song .a{font-size:13px;color:var(--mut);margin-top:2px}
.song .info{font-size:12px;color:var(--mut);margin-top:6px}
.diffs{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.diff{background:#ffffff0c;border:1px solid #ffffff1c;border-radius:14px;padding:12px;text-align:left;color:var(--tx);cursor:pointer}
.diff .n{font-weight:800;font-size:16px}
.diff .lv{font-size:12px;color:var(--mut);margin-top:3px}
.diff .best{font-size:12px;margin-top:6px;color:var(--pk);font-weight:700;min-height:15px}
.diff.hard .n{color:var(--pk)}
.diff:active{transform:scale(.97)}
.foot-note{color:var(--mut);font-size:12px;text-align:center;padding:20px}
/* game */
#scr-game{overflow:hidden;touch-action:none}
#cv{position:absolute;inset:0;width:100%;height:100%;touch-action:none;display:block}
.pause{position:absolute;top:calc(10px + env(safe-area-inset-top));right:10px;font-size:14px;z-index:2;background:#0008}
.loading{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:#0d0d0dcc;color:var(--mut)}
.spinner{width:40px;height:40px;border-radius:50%;border:4px solid #ffffff22;border-top-color:var(--pk);animation:sp 1s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
/* result */
#scr-result{background:radial-gradient(100% 60% at 50% 0%,#6C3BFF44,transparent 70%),var(--dk)}
.result-wrap{max-width:460px;margin:0 auto;padding:calc(20px + env(safe-area-inset-top)) 20px calc(24px + env(safe-area-inset-bottom));display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}
.res-song{font-size:20px;font-weight:800}
.res-diff{font-size:13px;color:var(--mut);margin-top:4px}
.res-grade{font-size:120px;font-weight:900;line-height:1;background:linear-gradient(180deg,#fff,var(--pk) 45%,var(--pu));-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 6px 30px #FF8FD866)}
.res-badge{font-size:13px;font-weight:900;letter-spacing:.15em;color:var(--bl);min-height:16px}
.res-score{font-size:40px;font-weight:900;font-variant-numeric:tabular-nums}
.res-new{background:var(--pk);color:#1a0d1a;font-weight:900;border-radius:20px;padding:3px 12px;font-size:13px}
.res-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}
.res-stats div,.res-judges div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px 12px;display:flex;justify-content:space-between;align-items:center}
.res-stats span,.res-judges span{color:var(--mut);font-size:13px;font-weight:700}
.res-stats b{font-size:20px}
.res-judges{display:grid;grid-template-columns:1fr 1fr;gap:8px;width:100%}
.res-judges b{font-size:18px;font-variant-numeric:tabular-nums}
.j-perfect span{color:var(--pk)!important}.j-great span{color:var(--bl)!important}.j-good span{color:#9be7a7!important}.j-miss span{color:#ff6b7f!important}
.res-fs{font-size:12px;color:var(--mut)}
.res-btns{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%;margin-top:6px}
/* modals */
.modal{position:fixed;inset:0;background:#000b;display:flex;align-items:center;justify-content:center;z-index:10;padding:16px}
.sheet{background:#16141e;border:1px solid var(--line);border-radius:22px;padding:20px;width:100%;max-width:400px;display:flex;flex-direction:column;gap:12px;max-height:100%;overflow-y:auto}
.sheet h3{margin:0 0 4px;font-size:19px}
.row{display:flex;flex-direction:column;gap:8px;font-size:14px;font-weight:700}
.row b{color:var(--pk);margin-left:6px}
.row.check{flex-direction:row;justify-content:space-between;align-items:center}
.row input[type=range]{width:100%;accent-color:var(--pu);height:28px}
.row input[type=checkbox]{width:22px;height:22px;accent-color:var(--pu)}
.small{font-size:12px;color:var(--mut);margin:0;line-height:1.5}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.calib-pad{height:180px;border-radius:18px;background:#ffffff0a;border:2px dashed #ffffff22;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;touch-action:manipulation;cursor:pointer}
.calib-pad.hit{background:#6C3BFF33}
.card-sheet img{width:100%;max-height:58vh;object-fit:contain;border-radius:14px;background:#000}
.song-list.inner{padding:0;max-width:none;margin:0;width:100%}
.diff.normal .n{color:#9be7a7}
.diff.extreme .n{color:#FFD65C}
.diff.extreme{border-color:#FFD65C44;background:linear-gradient(135deg,#FFD65C14,#ffffff08)}
.diff .k7{display:inline-block;font-size:10px;font-weight:900;color:#1a1408;background:#FFD65C;border-radius:8px;padding:1px 6px;vertical-align:2px;margin-left:4px}