/* 악보 스캐너 — Jay's To-do List의 코지·파스텔 톤 계승 (Jua + 흰 아웃라인 + 둥근 카드) */
:root{
  --ink:#4a3568;
  --ink-soft:#7c6a99;
  --card:rgba(255,255,255,.82);
  --card-line:rgba(255,255,255,.95);
  --shadow:0 10px 24px rgba(88,60,120,.14);
  --pink:#ff7aa8;
  --gold:#ffc63f;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none !important}
html,body{margin:0;min-height:100%}
body{
  font-family:"Jua",system-ui,-apple-system,"Malgun Gothic",sans-serif;
  color:var(--ink);background:#ffe9f3;font-size:17px;line-height:1.6;
  word-break:keep-all;overscroll-behavior-y:none;
  -webkit-user-select:none;user-select:none;
}
#bg{position:fixed;inset:0;width:100%;height:100%;z-index:-1;display:block}
#app{max-width:720px;margin:0 auto;
  padding:calc(env(safe-area-inset-top) + 12px) 14px calc(env(safe-area-inset-bottom) + 28px)}

/* ---------- 헤더 ---------- */
.head{text-align:center;margin:2px 0 16px}
.logo{margin:0;font-size:clamp(30px,8vw,42px);line-height:1.25;font-weight:400;letter-spacing:.5px}
.logo span{display:inline-block;color:var(--c);
  -webkit-text-stroke:.14em #fff;paint-order:stroke fill;
  text-shadow:0 4px 0 rgba(70,45,120,.22),0 10px 18px rgba(90,60,140,.18);
  animation:bob 2.6s ease-in-out infinite;animation-delay:var(--d)}
.logo .sp{width:.34em;-webkit-text-stroke:0}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-7px) rotate(2deg)}}
.tagline{margin:8px 0 0;font-size:16px;color:#fff;text-shadow:0 2px 8px rgba(90,60,140,.55)}
.tagline b{font-weight:400;color:#fff6a8}

/* ---------- 공용 ---------- */
.card{background:var(--card);border:2px solid var(--card-line);border-radius:26px;
  box-shadow:var(--shadow);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.sec-cap{margin:22px 0 10px 6px;font-size:17px;font-weight:400;color:#fff;
  text-shadow:0 2px 8px rgba(90,60,140,.5)}
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;
  font-family:inherit;font-size:19px;cursor:pointer;border-radius:99px;padding:15px 18px;
  border:2px solid #fff;box-shadow:var(--shadow);transition:transform .12s ease}
.btn:active{transform:scale(.96)}
.btn-main{background:linear-gradient(180deg,#ffd0e4,#ffa9cd);color:#8a2f56;font-size:21px}
.btn-sub{background:rgba(255,255,255,.85);color:var(--ink);margin-top:10px}
.btnrow{margin-top:14px}

/* ---------- 촬영 화면 ---------- */
.shoot{padding:18px 16px 18px}
.shoot-art{display:grid;place-items:center;margin-bottom:12px}
.frame{position:relative;width:100%;max-width:330px;height:150px;border-radius:20px;
  background:rgba(255,255,255,.7);overflow:hidden}
.corner{position:absolute;width:26px;height:26px;border:4px solid var(--pink);border-radius:6px}
.corner.tl{top:8px;left:8px;border-right:0;border-bottom:0}
.corner.tr{top:8px;right:8px;border-left:0;border-bottom:0}
.corner.bl{bottom:8px;left:8px;border-right:0;border-top:0}
.corner.br{bottom:8px;right:8px;border-left:0;border-top:0}
.frame-staff{position:absolute;inset:34px 30px;display:flex;flex-direction:column;justify-content:space-between}
.frame-staff i{height:2px;background:rgba(124,106,153,.45);border-radius:2px}
.scanline{position:absolute;left:0;right:0;height:38px;
  background:linear-gradient(180deg,rgba(255,214,107,0),rgba(255,168,209,.55),rgba(255,214,107,0));
  animation:scan 2.2s ease-in-out infinite}
.scanline.big{height:70px}
@keyframes scan{0%{top:-40px}100%{top:100%}}
.shoot-tip{margin:0 0 14px;text-align:center;font-size:16px;color:var(--ink-soft)}
.shoot-tip b{font-weight:400;color:var(--pink)}

.demos{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.demo{display:flex;flex-direction:column;align-items:center;gap:2px;padding:14px 6px 12px;
  font-family:inherit;color:var(--ink);cursor:pointer;background:var(--card);
  border:2px solid var(--card-line);border-radius:22px;box-shadow:var(--shadow);transition:transform .12s}
.demo:active{transform:scale(.95)}
.demo b{font-weight:400;font-size:17px}
.demo small{font-size:13px;color:var(--ink-soft);line-height:1.3;text-align:center}
.d-ico{font-size:34px;line-height:1.1}
.proto-note{margin:18px 4px 0;font-size:14px;line-height:1.6;color:#5c4880;
  background:rgba(255,255,255,.7);border:2px solid #fff;border-radius:18px;padding:11px 14px}
.proto-note b{font-weight:400;color:#a7477a}

/* ---------- 분석 중 ---------- */
.scanbox{padding:16px}
.scan-img{position:relative;width:100%;height:210px;border-radius:20px;overflow:hidden;
  background:rgba(255,255,255,.65);display:grid;place-items:center}
.scan-img img{width:100%;height:100%;object-fit:contain}
.scan-msg{text-align:center;font-size:19px;margin:14px 0 12px}
.steps{display:flex;flex-direction:column;gap:8px}
.step{display:flex;align-items:center;gap:10px;font-size:16px;color:var(--ink-soft);
  background:rgba(255,255,255,.6);border:2px solid #fff;border-radius:16px;padding:9px 13px;transition:.2s}
.step i{width:14px;height:14px;border-radius:50%;background:rgba(140,115,175,.25);flex:none;transition:.2s}
.step.on{color:var(--ink);background:linear-gradient(180deg,#fff3d8,#ffe6b8);border-color:var(--gold)}
.step.on i{background:var(--gold);box-shadow:0 0 0 4px rgba(255,198,63,.35)}
.step.done i{background:#6fc98d}
.step.done{color:#2f7d47}

/* ---------- 판별 결과 ---------- */
.verdict{display:flex;align-items:center;gap:12px;padding:14px 16px;margin-bottom:12px}
.v-ico{font-size:40px;line-height:1;flex:none;filter:drop-shadow(0 4px 6px rgba(90,60,140,.2))}
.v-txt{display:flex;flex-direction:column;min-width:0;flex:1}
.v-txt b{font-weight:400;font-size:23px;line-height:1.25}
.v-txt small{font-size:14px;color:var(--ink-soft);line-height:1.4}
.v-conf{flex:none;font-size:14px;color:#2f7d47;background:#e3f7e8;border:2px solid #fff;
  border-radius:99px;padding:6px 12px;white-space:nowrap}
.verdict[data-kind="piano"]{box-shadow:0 0 0 3px rgba(255,122,168,.3),var(--shadow)}
.verdict[data-kind="guitar"]{box-shadow:0 0 0 3px rgba(255,159,69,.3),var(--shadow)}
.verdict[data-kind="drum"]{box-shadow:0 0 0 3px rgba(122,162,255,.3),var(--shadow)}

.switcher{margin:0 0 14px}
.sw-cap{display:block;font-size:13px;color:#fff;text-shadow:0 2px 8px rgba(90,60,140,.5);margin:0 0 6px 6px}
.sw-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.sw{font-family:inherit;font-size:16px;color:var(--ink-soft);cursor:pointer;
  background:rgba(255,255,255,.7);border:2px solid #fff;border-radius:99px;padding:10px 6px;
  box-shadow:var(--shadow);transition:.15s}
.sw:active{transform:scale(.95)}
.sw.on{background:linear-gradient(180deg,#fff0b8,#ffe08a);color:#8a5a00;
  box-shadow:0 0 0 3px rgba(255,198,63,.4),var(--shadow)}

/* ---------- 악보 카드 ---------- */
.sheet{padding:14px 12px 16px;margin-bottom:12px}
.sheet-head{display:flex;align-items:baseline;gap:10px;margin:0 4px 10px}
.sheet-head b{font-weight:400;font-size:21px}
.sheet-head .meta{font-size:14px;color:var(--ink-soft);margin-left:auto;white-space:nowrap}
.scroller{overflow-x:auto;overflow-y:hidden;padding-bottom:6px;
  -webkit-overflow-scrolling:touch;scrollbar-width:thin}
.sheet-svg{display:block;background:rgba(255,255,255,.72);border-radius:18px;border:2px solid #fff}

.staffline{stroke:#b6a6cf;stroke-width:1.6}
.tabline{stroke:#a996c9}
.barline{stroke:#9d8bc0;stroke-width:2}
.barline.strong{stroke-width:3.4}
.handlabel{font-family:"Jua",sans-serif;font-size:14px;fill:#fff;text-anchor:middle}
.stringlabel{font-family:"Jua",sans-serif;font-size:13px;fill:#7c6a99;text-anchor:middle}
.tabmark{font-family:"Jua",sans-serif;font-size:15px;fill:#a99bf5;text-anchor:middle;letter-spacing:1px}
.solfa{font-family:"Jua",sans-serif;font-size:18px;text-anchor:middle}
.fret{font-family:"Jua",sans-serif;font-size:17px;text-anchor:middle}
.note{transition:transform .12s ease}
.note .head{transition:filter .12s ease}
.note.now{transform:translateY(-4px)}
.note.now .head{filter:drop-shadow(0 0 8px rgba(255,198,63,.95)) drop-shadow(0 0 16px rgba(255,122,168,.7))}
.note.now .solfa{font-size:21px}

/* ---------- 미니 건반 ---------- */
.keyboard{position:relative;display:flex;height:104px;margin:12px 2px 0;
  background:rgba(255,255,255,.6);border:2px solid #fff;border-radius:16px;padding:6px;overflow:hidden}
.key{position:relative}
.key.w{flex:1;background:linear-gradient(180deg,#fffdf8,#f4ecff);border:1px solid #d9cdee;
  border-radius:0 0 8px 8px;display:flex;align-items:flex-end;justify-content:center;padding-bottom:5px}
.key.w span{font-size:12px;color:#9b8bbd}
.key.b{width:0;margin:0 -9px;z-index:2;height:60%;flex:0 0 18px;
  background:linear-gradient(180deg,#6a5b8c,#4a3568);border-radius:0 0 6px 6px}
.key.on.w{background:linear-gradient(180deg,#fff0b8,#ffd76b);box-shadow:0 0 0 2px #ffb35c inset}
.key.on.b{background:linear-gradient(180deg,#ff9f45,#e07b1f)}
.key.on{animation:keypop .18s ease}
@keyframes keypop{0%{transform:translateY(0)}50%{transform:translateY(3px)}100%{transform:translateY(0)}}

/* ---------- 지판 ---------- */
.fretboard{margin:14px 2px 0;background:rgba(255,255,255,.62);border:2px solid #fff;
  border-radius:18px;padding:10px 12px 8px}
.fb-cap{font-size:14px;color:var(--ink-soft);margin-bottom:8px}
.fb-row,.fb-nums{display:grid;grid-template-columns:38px repeat(6,1fr);gap:5px;align-items:center}
.fb-row{margin-bottom:5px}
.fb-str{font-size:13px;color:var(--ink-soft)}
.fb-cell{height:22px;border-radius:7px;background:linear-gradient(180deg,#f0e6da,#e0d0bd);
  border:1px solid #cbb59c;transition:.12s}
.fb-cell.open{background:repeating-linear-gradient(45deg,#fff 0 4px,#f2e9ff 4px 8px);border-color:#d9cdee}
.fb-cell.on{background:linear-gradient(180deg,#ffe08a,#ffb35c);border-color:#ff9f45;
  box-shadow:0 0 0 3px rgba(255,159,69,.35);transform:scale(1.08)}
.fb-nums span{font-size:12px;color:var(--ink-soft);text-align:center}

/* ---------- 드럼 그리드 ---------- */
.drumgrid{display:grid;grid-template-columns:104px 1fr;gap:6px 8px;align-items:center;
  background:rgba(255,255,255,.72);border:2px solid #fff;border-radius:18px;padding:12px 12px;min-width:520px}
.dg-lab{display:flex;align-items:center;gap:6px;font-size:15px;color:var(--ink);
  background:color-mix(in srgb,var(--c) 22%,#fff);border:2px solid #fff;border-radius:99px;padding:5px 10px}
.dg-lab span{font-size:17px}
.dg-line{display:grid;grid-template-columns:repeat(var(--cols),1fr);gap:4px}
.dg-cell{height:30px;border-radius:8px;background:rgba(255,255,255,.55);border:2px solid rgba(255,255,255,.9);transition:.1s}
.dg-cell.beat{background:rgba(240,232,255,.7)}
.dg-cell.bar{background:rgba(232,222,255,.9)}
.dg-cell.hit{background:color-mix(in srgb,var(--c) 78%,#fff);border-color:#fff;
  box-shadow:0 3px 7px rgba(88,60,120,.16)}
.dg-cell.hit.now{transform:scale(1.18);box-shadow:0 0 0 3px rgba(255,198,63,.75),0 0 14px rgba(255,198,63,.6);z-index:2}
.dg-nums{margin-top:2px}
.dg-num{font-size:12px;color:#b0a2c8;text-align:center}
.dg-num.on{color:var(--ink-soft);font-size:14px}
.kit{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:14px 2px 0}
.kit-piece{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:14px;color:var(--ink-soft);
  background:rgba(255,255,255,.62);border:2px solid #fff;border-radius:18px;padding:10px 4px;transition:.12s}
.kit-piece span{font-size:28px;line-height:1.1}
.kit-piece.on{color:var(--ink);background:linear-gradient(180deg,#fff0b8,#ffe08a);
  box-shadow:0 0 0 3px rgba(255,198,63,.5);transform:translateY(-3px) scale(1.05)}

/* ---------- 플레이어 ---------- */
.player{display:flex;align-items:center;gap:12px;padding:12px 14px;margin-bottom:12px;flex-wrap:wrap}
.play{width:58px;height:58px;flex:none;border-radius:50%;font-family:inherit;font-size:24px;cursor:pointer;
  color:#8a2f56;background:linear-gradient(180deg,#ffd0e4,#ffa9cd);border:3px solid #fff;
  box-shadow:0 6px 14px rgba(255,122,168,.35);transition:transform .12s}
.play:active{transform:scale(.94)}
.play.on{background:linear-gradient(180deg,#ffe08a,#ffc63f);color:#8a5a00}
.p-mid{flex:1;min-width:150px}
.p-row{font-size:15px;color:var(--ink-soft);margin-bottom:6px;min-height:22px}
.p-bar{height:12px;border-radius:99px;background:rgba(255,255,255,.85);border:2px solid #fff;
  box-shadow:inset 0 2px 5px rgba(120,90,160,.16);overflow:hidden}
.p-bar i{display:block;height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,#ffd76b,#ffa3d1,#8fe3ff)}
.p-tempo{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-soft);width:100%}
.p-tempo input{flex:1;accent-color:var(--pink)}

/* ---------- 범례 ---------- */
.legend{padding:12px 14px}
.lg-cap{display:flex;align-items:center;font-size:15px;color:var(--ink-soft);margin-bottom:8px}
.lg-toggle{margin-left:auto;font-family:inherit;font-size:14px;color:var(--ink);cursor:pointer;
  background:rgba(255,255,255,.9);border:2px solid #fff;border-radius:99px;padding:6px 12px;box-shadow:var(--shadow)}
.lg-toggle:active{transform:scale(.95)}
.lg-list{display:flex;flex-wrap:wrap;gap:6px}
.lg-item{font-size:15px;color:#4a3568;background:color-mix(in srgb,var(--c) 55%,#fff);
  border:2px solid #fff;border-radius:99px;padding:4px 12px}
.lg-note{margin:10px 0 0;font-size:14px;color:var(--ink-soft);line-height:1.55}
.lg-note b{font-weight:400;color:var(--pink)}

/* ---------- 토스트 ---------- */
.toast{position:fixed;left:50%;bottom:calc(env(safe-area-inset-bottom) + 20px);transform:translate(-50%,20px);
  background:rgba(74,53,104,.95);color:#fff;padding:13px 20px;border-radius:99px;font-size:16px;
  opacity:0;pointer-events:none;transition:.28s;z-index:80;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (max-width:400px){
  body{font-size:16px}
  .demo b{font-size:15px}
  .demo small{font-size:12px}
  .d-ico{font-size:28px}
  .v-txt b{font-size:20px}
}
@media (prefers-reduced-motion:reduce){
  .logo span{animation:none}
  .scanline{animation:none}
}