:root{
  /* DjC palette — terracotta #DB7F67 + warm cream #F0E7D8 */
  --bg:#F5EFE3; --card:#FFFDF9; --border:#E7DAC5; --border-strong:#D4C4A8;
  --text:#2A2320; --text-muted:#8A7B6A; --accent:#DB7F67; --accent-strong:#C96A50;
  --accent-soft:#F4E2DB; --cream:#F0E7D8;
  --danger:#BF4A3A; --danger-soft:#F5DED8;
  --radius:10px;
}
*{box-sizing:border-box;}
body{
  margin:0; background:var(--bg); color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  padding:32px 20px 80px; line-height:1.5;
}
.wrap{max-width:920px;margin:0 auto;}
.wrap.narrow{max-width:420px;margin:80px auto;}
h1{font-size:22px;font-weight:600;margin:0 0 4px;}
h2{font-size:14px;font-weight:600;margin:0 0 12px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);}
.sub{color:var(--text-muted);font-size:14px;margin:0 0 24px;}

.topbar{display:flex;align-items:center;justify-content:space-between;max-width:920px;margin:0 auto 20px;}
.topbar .user-email{font-size:12.5px;color:var(--text-muted);}

.tabs{display:flex;gap:6px;margin-bottom:20px;border-bottom:1px solid var(--border);flex-wrap:wrap;}
.tab-btn{
  background:none;border:none;font-size:13.5px;font-weight:500;color:var(--text-muted);
  padding:10px 16px;cursor:pointer;border-bottom:2px solid transparent;
}
.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);}
.panel{display:none;}
.panel.active{display:block;}

.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px;}
.card h2{margin:0 0 12px;}

.drop-zone{
  border:1.5px dashed var(--border-strong);border-radius:var(--radius);padding:36px 20px;
  text-align:center;color:var(--text-muted);font-size:13.5px;cursor:pointer;
}
.drop-zone.hover{border-color:var(--accent);background:var(--accent-soft);}
input[type=file]{display:none;}
.file-info{font-size:13px;color:var(--text-muted);margin-top:10px;}

input[type=text], input[type=number], input[type=email], input[type=password], select, textarea{
  font-size:13px;padding:8px 10px;border:1px solid var(--border-strong);border-radius:8px;
  background:#fff;color:var(--text);width:100%;font-family:inherit;
}
label.field-label{font-size:12.5px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;display:block;margin-bottom:6px;}

.btn{
  background:var(--accent);color:#fff;border:none;border-radius:8px;padding:9px 16px;
  font-size:13px;font-weight:500;cursor:pointer;
}
.btn:hover:not(:disabled){background:var(--accent-strong);}
.btn.secondary{background:#fff;color:var(--text);border:1px solid var(--border-strong);}
.btn.secondary:hover:not(:disabled){background:var(--cream);}
.btn.danger{background:var(--danger);}
.btn:disabled{opacity:0.4;cursor:not-allowed;}
.btn.full{width:100%;}

svg{width:100%;height:auto;display:block;}
audio{width:100%;margin-bottom:12px;}
.controls-row{display:flex;gap:10px;align-items:center;margin:12px 0;flex-wrap:wrap;}
.mark-readout{font-size:13px;color:var(--text-muted);}
.bar-breakdown{display:flex;flex-direction:column;gap:6px;margin-top:10px;}
.bar-row{display:flex;align-items:center;gap:10px;font-size:12.5px;}
.bar-label{width:90px;flex-shrink:0;color:var(--text-muted);}
.bar-track{flex:1;height:8px;background:var(--border);border-radius:4px;overflow:hidden;}
.bar-fill{height:100%;border-radius:4px;}
.note{font-size:12px;color:var(--text-muted);margin-top:18px;padding-top:14px;border-top:1px solid var(--border);}
code{background:var(--cream);padding:1px 5px;border-radius:4px;font-size:11.5px;}

.seq-item{border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:8px;font-size:13px;}
.seq-item-top{display:flex;align-items:center;gap:10px;margin-bottom:6px;flex-wrap:wrap;}
.seq-num{width:44px;padding:4px;border:1px solid var(--border-strong);border-radius:6px;font-size:12px;flex-shrink:0;}
.seq-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.seq-tag{font-size:11px;padding:2px 8px;border-radius:12px;flex-shrink:0;}
.icon-btn{
  width:24px;height:24px;border:1px solid var(--border-strong);background:#fff;border-radius:6px;
  cursor:pointer;font-size:12px;flex-shrink:0;display:flex;align-items:center;justify-content:center;color:var(--text-muted);
}
.icon-btn:hover{border-color:var(--accent);color:var(--accent);}
.timeline{position:relative;height:32px;background:var(--cream);border-radius:8px;overflow:hidden;margin:12px 0;display:flex;}
.timeline-seg{height:100%;border-right:1px solid #fff;display:flex;align-items:center;justify-content:center;font-size:10.5px;color:#fff;overflow:hidden;}
.now-playing{font-size:13px;color:var(--text-muted);margin-top:6px;}

.loading-overlay{
  display:none;position:fixed;inset:0;background:rgba(34,34,31,0.5);z-index:1000;
  align-items:center;justify-content:center;
}
.loading-overlay.visible{display:flex;}
.loading-box{background:var(--card);border-radius:var(--radius);padding:22px 30px;text-align:center;box-shadow:0 8px 30px rgba(0,0,0,0.3);max-width:320px;}
.loading-spinner{
  width:26px;height:26px;border:3px solid var(--border);border-top-color:var(--accent);
  border-radius:50%;margin:0 auto 12px;animation:loading-spin 0.8s linear infinite;
}
@keyframes loading-spin{to{transform:rotate(360deg);}}
.loading-message{font-size:13.5px;font-weight:600;margin-bottom:4px;}
.loading-submessage{font-size:12px;color:var(--text-muted);}

.error-text{font-size:13px;color:var(--danger);margin-top:8px;}
.confidence-tag{font-size:11px;color:var(--text-muted);}
.provenance-tag.manual{background:var(--accent-soft);color:var(--accent);}
.provenance-tag.auto{background:var(--cream);color:var(--text-muted);}