/* ============================================================
   Strumie — Rainbow Sticker-Pop
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@400;500;600;700&family=JetBrains+Mono:wght@400;700&family=Gaegu:wght@700&display=swap');

:root{
  --ink:#2a1a4a;
  --ink-soft:#6b5a8e;
  --pink:#ff4fa3;
  --pink-deep:#c40b7a;
  --cream:#fff9ef;
  --card:#ffffff;
  --yellow:#ffe14f;
  --sky:#4fd6ff;
  --grape:#a84fff;
  --line:#2a1a4a;
  --rainbow:linear-gradient(90deg,#ff4fa3,#ffa84f,#ffe14f,#4fd6ff,#a84fff);
  --shadow:4px 4px 0 var(--ink);
  --shadow-lg:6px 6px 0 var(--ink);
  --font:'Fredoka',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{
  font-family:var(--font); color:var(--ink);
  background:
    radial-gradient(circle at 8% 0%, rgba(255,79,163,.18), transparent 40%),
    radial-gradient(circle at 96% 8%, rgba(79,214,255,.20), transparent 38%),
    radial-gradient(circle at 50% 100%, rgba(168,79,255,.16), transparent 45%),
    linear-gradient(160deg,#ffe9f6 0%, #eaf6ff 50%, #fff7e0 100%);
  background-attachment:fixed;
  min-height:100%;
}
button{font-family:var(--font);cursor:pointer}
.hidden{display:none !important}

/* sticker primitives */
.sticker{background:var(--card);border:3px solid var(--ink);border-radius:18px;box-shadow:var(--shadow)}
.btn{display:inline-flex;align-items:center;gap:7px;background:var(--card);border:3px solid var(--ink);
  border-radius:14px;box-shadow:3px 3px 0 var(--ink);padding:8px 14px;font-weight:600;font-size:15px;color:var(--ink);
  transition:transform .06s,box-shadow .06s}
.btn:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--ink)}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.btn.pink{background:var(--pink);color:#fff}
.btn.grape{background:var(--grape);color:#fff}
.btn.sky{background:var(--sky)}
.btn.yellow{background:var(--yellow)}
.btn.sm{padding:5px 10px;font-size:13px;border-radius:11px;box-shadow:2px 2px 0 var(--ink)}
.btn.icon{padding:7px 9px}
.btn.rainbow{background:var(--rainbow);color:#fff;text-shadow:1px 1px 0 rgba(0,0,0,.25)}

/* ---------------- top bar ---------------- */
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:14px;
  padding:14px 22px;background:rgba(255,255,255,.62);backdrop-filter:blur(8px);border-bottom:3px solid var(--ink)}
.logo{font-weight:700;font-size:26px;letter-spacing:.3px;display:flex;align-items:center;gap:8px;cursor:pointer}
.logo .star{background:var(--rainbow);-webkit-background-clip:text;background-clip:text;color:transparent;font-size:26px}
.logo .lockup{display:flex;flex-direction:column;line-height:1}
.logo .lockup small{font-family:'Gaegu',cursive;font-weight:700;font-size:13px;color:var(--pink-deep);margin-top:-2px;letter-spacing:.2px;-webkit-text-fill-color:var(--pink-deep)}
.logo b{background:var(--rainbow);-webkit-background-clip:text;background-clip:text;color:transparent}
.searchbar{flex:1 1 280px;max-width:460px;display:flex;align-items:center;gap:8px;background:#fff;border:3px solid var(--ink);
  border-radius:14px;padding:7px 14px;box-shadow:3px 3px 0 var(--ink)}
.searchbar input{border:0;outline:0;background:transparent;font-family:var(--font);font-size:15px;width:100%;color:var(--ink)}
.spacer{flex:1}

/* ---------------- library ---------------- */
.wrap{max-width:1180px;margin:0 auto;padding:22px}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:20px}
.fgroup{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.fgroup .lab{font-size:13px;color:var(--ink-soft);font-weight:600;margin-right:2px}
.chip{font-size:13px;font-weight:600;border:2.5px solid var(--ink);border-radius:20px;padding:3px 12px;background:#fff;
  box-shadow:2px 2px 0 var(--ink);transition:transform .06s}
.chip:hover{transform:translate(-1px,-1px)}
.chip.on{background:var(--pink);color:#fff}
.chip.vibe.on{background:var(--grape)}
.chip.sort.on{background:var(--sky)}

.song-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:20px}
.card{position:relative;padding:0;overflow:hidden;cursor:pointer;transition:transform .08s,box-shadow .08s;
  background:var(--card);border:3px solid var(--ink);border-radius:18px;box-shadow:var(--shadow)}
.card:hover{transform:translate(-2px,-2px) rotate(-.6deg);box-shadow:8px 8px 0 var(--ink)}
.card .banner{height:74px;background:var(--rainbow);border-bottom:3px solid var(--ink);position:relative;display:flex;align-items:flex-end;padding:8px 12px}
.card .banner.b1{background:linear-gradient(120deg,#ff4fa3,#ffa84f)}
.card .banner.b2{background:linear-gradient(120deg,#4fd6ff,#a84fff)}
.card .banner.b3{background:linear-gradient(120deg,#ffe14f,#ff4fa3)}
.card .banner.b4{background:linear-gradient(120deg,#a84fff,#4fd6ff)}
.card .banner .fmt{font-size:12px;font-weight:600;color:#fff;background:rgba(42,26,74,.55);border-radius:8px;padding:1px 8px}
.card .fav{position:absolute;top:8px;right:10px;font-size:22px;line-height:1;filter:drop-shadow(1px 1px 0 var(--ink));border:0;background:none;padding:0}
.card .meat{padding:11px 13px 13px}
.card .t{font-weight:600;font-size:17px;line-height:1.15;margin-bottom:1px}
.card .a{font-size:13px;color:var(--ink-soft);margin-bottom:9px}
.card .row{display:flex;flex-wrap:wrap;gap:5px;align-items:center}
.tag{font-size:11px;font-weight:600;border:2px solid var(--ink);border-radius:11px;padding:0 8px;background:var(--cream)}
.diff{display:inline-flex;gap:3px;align-items:center;margin-left:auto}
.diff i{width:8px;height:8px;border-radius:50%;border:2px solid var(--ink);display:inline-block}
.diff i.f{background:var(--pink)}
.prog{font-size:11px;font-weight:600;border:2px solid var(--ink);border-radius:9px;padding:0 7px;background:#fff}
.prog.learning{background:#fff0c2}.prog.polishing{background:#d7f0ff}.prog.nailed{background:#d6ffe0}

.empty{text-align:center;color:var(--ink-soft);padding:70px 20px;font-size:18px}

/* ---------------- reader ---------------- */
.reader{position:fixed;inset:0;z-index:60;display:none;flex-direction:column;
  background:linear-gradient(160deg,#fff6fb,#f1f9ff 55%,#fffae8)}
.reader.open{display:flex}
.r-bar{display:flex;align-items:center;gap:10px;padding:12px 18px;background:rgba(255,255,255,.7);backdrop-filter:blur(8px);
  border-bottom:3px solid var(--ink);flex-wrap:wrap}
.r-title{font-weight:600;font-size:18px;line-height:1}
.r-title small{display:block;font-size:12px;color:var(--ink-soft);font-weight:500}
.ctl{display:inline-flex;align-items:center;gap:6px;border:3px solid var(--ink);border-radius:13px;background:#fff;
  padding:4px 9px;box-shadow:2px 2px 0 var(--ink);font-size:14px;font-weight:600}
.ctl button{width:24px;height:24px;border:2px solid var(--ink);border-radius:7px;background:var(--yellow);font-weight:700;line-height:1;font-size:15px}
.ctl .val{min-width:34px;text-align:center;font-family:var(--mono);font-size:14px}
.ctl .small{font-size:12px;color:var(--ink-soft);font-weight:600}

.panel-toggle{display:none}
.r-body{flex:1;min-height:0;display:grid;grid-template-columns:1fr 268px}
@media(max-width:760px){
  .r-body{display:flex;flex-direction:column}
  .r-sheet{flex:1 1 auto;min-height:0;padding:18px 16px 40vh}
  .r-panel{flex:0 0 auto;display:block;border-left:none;border-top:3px solid var(--ink);
    background:rgba(255,255,255,.9);backdrop-filter:blur(6px);transition:max-height .25s ease;
    max-height:22vh;overflow-y:auto;padding:7px 10px calc(8px + env(safe-area-inset-bottom))}
  .r-panel.expanded{max-height:72vh}
  .r-panel h3{margin:0 0 7px;font-size:12px;display:flex;align-items:center;gap:8px}
  .panel-toggle{display:inline-flex;margin-left:auto;align-items:center;justify-content:center;
    width:34px;height:26px;border:2px solid var(--ink);border-radius:8px;background:var(--yellow);
    font-size:13px;font-weight:700;box-shadow:2px 2px 0 var(--ink);line-height:1}
  .panel-grid{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
  .panel-grid .ccard{flex:0 0 auto;width:72px;padding:5px 3px 4px;border-radius:11px;box-shadow:2px 2px 0 var(--ink)}
  .panel-grid .ccard .nm{font-size:13px}
  .panel-grid .ccard .box{margin:2px 0 1px}
  .panel-grid .ccard .box svg{width:58px;height:auto}
  .panel-grid .ccard .cyc{font-size:11px}
  .panel-grid .ccard .cyc button{width:17px;height:15px}
  .r-panel.expanded .panel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));overflow-x:hidden}
}
.r-sheet{overflow:auto;padding:26px 30px 60vh;scroll-behavior:auto}
.r-panel{border-left:3px solid var(--ink);background:rgba(255,255,255,.55);overflow:auto;padding:16px 14px}
.r-panel h3{margin:0 0 12px;font-size:15px;text-transform:uppercase;letter-spacing:1.5px;color:var(--pink-deep)}
.panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}

.sheet-head{font-weight:600;font-size:22px;margin-bottom:2px}
.sheet-sub{font-size:13px;color:var(--ink-soft);margin-bottom:22px}
.section{margin:0 0 18px}
.section .lbl{font-family:var(--mono);font-weight:700;font-size:14px;color:var(--grape);
  background:#fff;border:2px solid var(--ink);border-radius:9px;display:inline-block;padding:1px 9px;margin-bottom:8px;box-shadow:2px 2px 0 var(--ink)}
.cline{position:relative;font-family:var(--mono);font-size:var(--sheet-fs,16px);line-height:1.35;margin-bottom:calc(var(--sheet-fs,16px) + 9px);white-space:pre}
.cline .crow{position:absolute;left:0;top:calc(-1 * var(--sheet-fs,16px) - 4px);height:1em;width:100%}
.cline .crow .c{position:absolute;font-family:var(--mono);font-weight:700;font-size:var(--sheet-fs,16px);
  color:var(--pink-deep);white-space:nowrap;cursor:default;letter-spacing:-.5px}
.cline .lyr{white-space:pre}
.cline.only{margin-bottom:9px}
.tabblock{font-family:var(--mono);font-size:calc(var(--sheet-fs,16px) - 1px);line-height:1.3;white-space:pre;overflow-x:auto;
  background:#fff;border:2.5px solid var(--ink);border-radius:12px;padding:12px 14px;margin:0 0 18px;box-shadow:3px 3px 0 var(--ink)}
.blank{height:10px}

/* chord card in reader */
.ccard{background:#fff;border:3px solid var(--ink);border-radius:14px;box-shadow:3px 3px 0 var(--ink);
  padding:8px 6px 7px;text-align:center;color:var(--ink)}
.ccard .nm{font-weight:700;font-size:16px;color:var(--pink-deep);line-height:1}
.ccard .box{display:flex;justify-content:center;margin:4px 0 2px;color:var(--ink)}
.ccard .cyc{display:flex;align-items:center;justify-content:center;gap:7px;font-family:var(--mono);font-size:12px}
.ccard .cyc button{width:20px;height:18px;border:2px solid var(--ink);border-radius:6px;background:var(--yellow);font-weight:700;line-height:1}
.ccard .nochart{font-size:11px;color:var(--ink-soft);padding:10px 2px}

/* ---------------- modal (add / edit) ---------------- */
.modal-bg{position:fixed;inset:0;z-index:80;background:rgba(42,26,74,.45);backdrop-filter:blur(3px);
  display:none;align-items:flex-start;justify-content:center;padding:34px 16px;overflow:auto}
.modal-bg.open{display:flex}
.modal{width:100%;max-width:680px;background:var(--cream);border:4px solid var(--ink);border-radius:22px;box-shadow:8px 8px 0 var(--ink)}
.modal .head{display:flex;align-items:center;gap:10px;padding:16px 20px;background:var(--rainbow);border-bottom:4px solid var(--ink);
  border-radius:18px 18px 0 0}
.modal .head h2{margin:0;color:#fff;font-size:22px;text-shadow:1px 1px 0 rgba(0,0,0,.3)}
.modal .head .x{margin-left:auto;background:#fff;border:3px solid var(--ink);border-radius:11px;width:34px;height:34px;font-size:18px;font-weight:700;box-shadow:2px 2px 0 var(--ink)}
.modal .pad{padding:18px 20px 22px}
.mode-tabs{display:flex;gap:8px;margin-bottom:14px}
.mode-tabs .mt{border:3px solid var(--ink);border-radius:12px 12px 0 0;background:#fff;padding:7px 16px;font-weight:600;box-shadow:2px 2px 0 var(--ink)}
.mode-tabs .mt.on{background:var(--grape);color:#fff}
.field{margin-bottom:14px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:5px}
.inp{width:100%;border:3px solid var(--ink);border-radius:12px;padding:9px 12px;font-family:var(--font);font-size:15px;background:#fff;box-shadow:2px 2px 0 var(--ink) inset}
textarea.inp{font-family:var(--mono);font-size:13px;height:180px;resize:vertical;line-height:1.4}
.note{font-size:13px;background:#fff7d4;border:2.5px solid #ffc24f;border-radius:11px;padding:8px 11px;color:#8a5a00;margin-top:8px;font-weight:500}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tagedit{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.tagedit .chip{cursor:pointer}
.tagedit .addtag{border-style:dashed}
.modal .actions{display:flex;gap:10px;margin-top:6px}
.modal .actions .btn{font-size:16px;padding:10px 18px}
.grow{flex:1}

/* sparkles deco */
.sparkle{position:fixed;pointer-events:none;font-size:20px;opacity:.5;z-index:1;animation:tw 3s ease-in-out infinite}
@keyframes tw{0%,100%{opacity:.25;transform:scale(.9)}50%{opacity:.7;transform:scale(1.1)}}

.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:90;background:var(--ink);color:#fff;
  padding:11px 20px;border-radius:14px;font-weight:600;box-shadow:var(--shadow-lg);opacity:0;transition:opacity .2s,transform .2s}
.toast.show{opacity:1;transform:translateX(-50%) translateY(-4px)}