:root{
  --ink:#15161C; --panel:#1C1E26; --panel-2:#23252F; --raised:#2A2D38;
  --line:rgba(255,255,255,0.08); --line-strong:rgba(255,255,255,0.16);
  --text:#ECEAE3; --muted:#9A9AA5; --faint:#6C6D77;
  --amber:#E8A24A; --amber-dim:rgba(232,162,74,0.16);
  --coral:#E8705A; --coral-dim:rgba(232,112,90,0.16);
  --teal:#5FBFB0; --teal-dim:rgba(95,191,176,0.16);
  --green:#7FC98A; --green-dim:rgba(127,201,138,0.16);
  --radius:10px;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Roboto Mono",monospace;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--ink);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer}
input,select{font-family:inherit}
.hidden{display:none!important}

.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 22px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#1A1B22,#15161C)}
.brand .eyebrow{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--amber);font-weight:700;margin-bottom:2px}
.brand h1{margin:0;font-size:20px;font-weight:800;letter-spacing:-.01em}
.topbar .io{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.user-badge{font-size:12px;color:var(--muted);margin-right:6px}
.user-badge b{color:var(--text)}

.layout{display:grid;grid-template-columns:380px minmax(0,1fr);min-height:calc(100vh - 65px)}
.col-lib{border-right:1px solid var(--line);background:var(--panel);padding:18px;overflow:auto}
.col-set{padding:18px 22px;background:var(--ink);overflow:auto}
.section-label{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--faint);font-weight:700;margin:0 0 10px}

label.field{display:block;margin-bottom:9px}
label.field > span{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}
.input,.select{width:100%;background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:9px 10px;font-size:14px;outline:none}
.input:focus,.select:focus{border-color:var(--amber);box-shadow:0 0 0 3px var(--amber-dim)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:9px}

.btn{border:1px solid var(--line-strong);background:var(--raised);color:var(--text);border-radius:8px;padding:9px 13px;font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:7px;white-space:nowrap;text-decoration:none}
.btn:hover{border-color:var(--amber);color:#fff}
.btn.primary{background:var(--amber);border-color:var(--amber);color:#1A1306}
.btn.primary:hover{background:#F0B158}
.btn.ghost{background:transparent}
.btn.sm{padding:5px 9px;font-size:12px;border-radius:7px}
.btn.icon{padding:6px;width:30px;height:30px;justify-content:center}
.btn:disabled{opacity:.5;cursor:wait}

.card{background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin-bottom:18px}
.card h3{margin:0 0 12px;font-size:14px;font-weight:700}
.title-row{display:flex;gap:8px;align-items:flex-end;margin-bottom:9px}
.title-row .field{flex:1;margin:0}
.form-actions{display:flex;gap:8px;margin-top:6px}

.results{margin:10px 0 4px;border:1px solid var(--line-strong);border-radius:9px;overflow:hidden;max-height:330px;overflow-y:auto}
.results-head{display:flex;justify-content:space-between;align-items:center;padding:7px 10px;background:var(--raised);font-size:12px;color:var(--muted)}
.results-close{cursor:pointer}
.result{display:flex;gap:10px;padding:9px 10px;cursor:pointer;border-top:1px solid var(--line);align-items:center}
.result:hover{background:var(--raised)}
.result-main{flex:1;min-width:0}
.result-t{font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.result-s{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.result-d{font-family:var(--mono);font-size:12px;color:var(--faint)}

.cover,.cover-sm{object-fit:cover;background:var(--raised);flex:0 0 auto;display:block}
.cover{width:44px;height:44px;border-radius:6px}
.cover-sm{width:36px;height:36px;border-radius:5px}
.cover-ph{display:flex;align-items:center;justify-content:center;color:var(--faint);font-size:15px}
.cover-prev{display:flex;align-items:center;gap:10px;margin-top:4px}
.cover-prev .cover{width:52px;height:52px}

.lib-controls{display:flex;flex-direction:column;gap:9px;margin-bottom:12px}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.chip-toggle{border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:999px;padding:5px 12px;font-size:12px;font-weight:600}
.chip-toggle.on{background:var(--amber-dim);border-color:var(--amber);color:var(--amber)}

.song{background:var(--panel-2);border:1px solid var(--line);border-radius:9px;padding:10px 11px;margin-bottom:8px;display:flex;gap:10px;align-items:flex-start}
.song.dragging{opacity:.4}
.grip{color:var(--faint);cursor:grab;padding-top:10px;flex:0 0 auto}
.grip:active{cursor:grabbing}
.song-main{flex:1;min-width:0}
.song-title{font-weight:700;font-size:14px;word-break:break-word}
.song-author{font-size:12px;color:var(--muted);margin-top:1px}
.song-meta{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-top:6px}
.song-time{font-family:var(--mono);font-size:13px;color:var(--muted)}
.song-actions{display:flex;flex-direction:column;gap:6px;flex:0 0 auto;align-items:flex-end}
.song-actions-row{display:flex;gap:5px}

.badge{font-size:11px;font-weight:700;border-radius:999px;padding:2px 8px;display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.badge.learn{background:var(--coral-dim);color:var(--coral)}
.badge.known{background:rgba(255,255,255,0.06);color:var(--muted)}
.badge.nonstd{background:var(--teal-dim);color:var(--teal)}
.badge.std{background:rgba(255,255,255,0.05);color:var(--faint)}
.badge.bpm{background:rgba(232,162,74,0.12);color:var(--amber);font-family:var(--mono)}
.dot{width:6px;height:6px;border-radius:50%;display:inline-block}
.badge.std .dot{background:var(--faint)}

.empty{color:var(--faint);font-size:13px;text-align:center;padding:22px 10px;border:1px dashed var(--line);border-radius:9px}

.console{background:linear-gradient(180deg,#20222B,#1A1C24);border:1px solid var(--line-strong);border-radius:14px;padding:16px 18px;margin-bottom:16px;display:flex;flex-wrap:wrap;align-items:center;gap:16px 26px}
.clock{display:flex;flex-direction:column}
.clock .lab{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--faint);font-weight:700}
.clock .val{font-family:var(--mono);font-size:42px;font-weight:600;color:var(--amber);line-height:1;letter-spacing:-.01em;text-shadow:0 0 22px rgba(232,162,74,0.35)}
.stats{display:flex;gap:20px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column}
.stat .n{font-family:var(--mono);font-size:20px;font-weight:600}
.stat .l{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.stat.warn .n{color:var(--coral)} .stat.tealn .n{color:var(--teal)}
.stat.over .n{color:var(--coral)} .stat.under .n{color:var(--green)}
.target-box{display:flex;flex-direction:column;gap:3px}
.target-box .lab{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--faint);font-weight:700}
.target-in{width:90px;background:var(--panel-2);border:1px solid var(--line);color:var(--text);border-radius:7px;padding:6px 8px;font-family:var(--mono);font-size:14px;outline:none}
.target-in:focus{border-color:var(--amber)}

.set-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.set-title-input{background:transparent;border:none;border-bottom:1px dashed var(--line-strong);color:var(--text);font-size:20px;font-weight:800;padding:4px 2px;outline:none;max-width:100%}
.set-title-input:focus{border-bottom-color:var(--amber)}
.head-btns{display:flex;gap:8px;flex-wrap:wrap}

.breakbar{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:16px;display:grid;grid-template-columns:170px 1fr 96px auto;gap:9px;align-items:end}
.breakbar label.field{margin:0}

.setlist{list-style:none;margin:0;padding:0;min-height:80px}
.setlist.dropok{outline:2px dashed var(--amber);outline-offset:4px;border-radius:12px}
.sl-item{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin-bottom:8px;display:flex;gap:11px;align-items:center}
.sl-item.dragging{opacity:.4}
.sl-item.break-item{background:rgba(232,162,74,0.07);border-style:dashed;border-color:rgba(232,162,74,0.4)}
.num{font-family:var(--mono);font-size:13px;color:var(--faint);font-weight:600;flex:0 0 auto;min-width:26px;text-align:right}
.num.kind{color:var(--amber)}
.startat{font-family:var(--mono);font-size:10px;color:var(--faint);text-align:right;min-width:42px;flex:0 0 auto}
.sl-main{flex:1;min-width:0}
.sl-title{font-weight:700;font-size:14px;word-break:break-word}
.sl-author{font-size:12px;color:var(--muted)}
.sl-sub{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-top:5px}
.sl-dur{font-family:var(--mono);font-size:14px;color:var(--text);flex:0 0 auto}
.sl-controls{display:flex;gap:5px;flex:0 0 auto}
.note-in{width:100%;background:transparent;border:none;border-bottom:1px dotted var(--line);color:var(--muted);font-size:12px;padding:3px 0;margin-top:6px;outline:none}
.note-in:focus{border-bottom-color:var(--amber);color:var(--text)}
.note-in::placeholder{color:var(--faint)}

.gtr-change{display:flex;align-items:center;gap:8px;margin:2px 0 8px 36px;color:var(--teal);font-size:12px;font-weight:700}
.gtr-change .ln{flex:1;height:1px;background:linear-gradient(90deg,var(--teal),transparent)}

.save-row{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.save-row .input{flex:1;min-width:160px}
.configs{display:flex;flex-direction:column;gap:8px}
.cfg{background:var(--panel-2);border:1px solid var(--line);border-radius:9px;padding:10px 12px;display:flex;align-items:center;gap:10px}
.cfg:hover{border-color:var(--amber)}
.cfg-main{flex:1;min-width:0;cursor:pointer}
.cfg-name{font-weight:700;font-size:14px;word-break:break-word}
.cfg-meta{font-size:12px;color:var(--muted);margin-top:2px}

.hint{font-size:12px;color:var(--faint);margin-top:8px;line-height:1.5}
.mt-lg{margin-top:26px}
.section-label.tight{margin-bottom:8px}
footer{padding:14px 22px;border-top:1px solid var(--line);color:var(--faint);font-size:12px}

.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--raised);border:1px solid var(--line-strong);color:var(--text);padding:11px 18px;border-radius:10px;font-size:13px;font-weight:600;opacity:0;pointer-events:none;transition:.25s;box-shadow:0 10px 30px rgba(0,0,0,.4);z-index:50;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.spinner{width:13px;height:13px;border:2px solid rgba(0,0,0,.25);border-top-color:#1A1306;border-radius:50%;display:inline-block;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---- pagina di login / setup ---- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{width:100%;max-width:360px;background:var(--panel-2);border:1px solid var(--line);border-radius:14px;padding:26px}
.auth-card h1{font-size:18px;margin:0 0 4px}
.auth-card .eyebrow{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--amber);font-weight:700;margin-bottom:8px}
.auth-card .err{background:var(--coral-dim);color:var(--coral);border-radius:8px;padding:9px 11px;font-size:13px;margin-bottom:12px}
.auth-card .ok{background:var(--green-dim);color:var(--green);border-radius:8px;padding:9px 11px;font-size:13px;margin-bottom:12px}
.auth-card .btn{width:100%;justify-content:center;margin-top:6px}
.link-amber{color:var(--amber)}

@media (max-width:880px){
  .layout{grid-template-columns:1fr}
  .col-lib{border-right:none;border-bottom:1px solid var(--line)}
  .breakbar{grid-template-columns:1fr 1fr}
  .clock .val{font-size:34px}
}