:root{
  --gap:10px;
  --radius:14px;
  --bg:#f8fafc;
  --ok:#16a34a;
  --miss:#d1d5db;
  --txt:#0f172a;
  --muted:#64748b;
}

.pac-wrap{
  background:var(--bg);
  padding:16px;
  border-radius:var(--radius);
  border:1px solid #e5e7eb;
  max-width:980px;
  margin:0 auto;
  font-family:system-ui,sans-serif;
  color:var(--txt);
}

/* Topbar */
.pac-topbar{
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  margin-bottom:12px;
}
.pac-search{
  flex:1;
  max-width:360px;
  padding:10px 12px;
  border:1px solid #e5e7eb;
  border-radius:12px;
  font-size:15px;
}
.pac-legend{
  font-size:12px;
  color:var(--muted);
  display:flex;
  align-items:center;
  gap:12px;
}
.pac-legend .dot{
  width:10px;
  height:10px;
  display:inline-block;
  border-radius:999px;
  margin-right:6px;
}
.pac-legend .ok{background:var(--ok)}
.pac-legend .miss{background:var(--miss)}

/* Tabs */
.pc-filters{
  margin-top:4px;
}
.pc-tab{
  flex:1;
  padding:8px 14px;
  border-radius:999px;
  border:1px solid #e5e7eb;
  background:#fff;
  cursor:pointer;
  font-size:14px;
  transition:.2s;
}
.pc-tab--active{
  background:#111;
  color:#fff;
  border-color:#111;
}

/* Sections */
.pac-section{margin:16px 0}
.pac-section h3{margin:8px 0 12px; font-size:18px; color:var(--txt)}

/* Grid for finals */
.pac-grid{display:grid; gap:var(--gap)}
.pac-grid.finals{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.pac-grid.initials{grid-template-columns:repeat(auto-fill,minmax(56px,1fr))}

/* Card */
.pac-card{
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:var(--radius);
  padding:10px;
}
.pac-card .head{font-weight:700; font-size:18px; margin-bottom:8px}
.pac-card .tones{display:flex; gap:8px; flex-wrap:wrap}

/* Buttons */
.pac-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  height:40px;
  padding:0 12px;
  border-radius:12px;
  border:1px solid #e5e7eb;
  background:#f1f5f9;
  cursor:pointer;
  transition:.2s;
  font-size:15px;
}
.pac-btn.initial{height:48px; font-weight:700}
.pac-btn.ok{background:#ecfdf5; border-color:#bbf7d0}
.pac-btn.ok:hover{transform:translateY(-1px); box-shadow:0 2px 8px rgba(2,6,23,.06)}
.pac-btn.miss{background:#f8fafc; color:#94a3b8}
.pac-btn[disabled]{cursor:not-allowed; opacity:.6}
.pac-btn.playing{outline:2px solid var(--ok)}

/* Initials + description rows */
.pac-initial-card{
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:var(--radius);
  padding:12px;
  margin:16px 0;
}
.pac-initial-card h3{
  font-size:20px;
  margin:0 0 8px;
}
.pac-row{
  display:flex;
  align-items:flex-start;
  gap:12px;
  margin-bottom:10px;
}
.pac-row .lab{
  font-weight:600;
  width:60px;
  flex-shrink:0;
}
.pac-row .desc{
  font-size:14px;
  color:var(--muted);
}

/* Guide tab */
.pac-guide h2{font-size:20px; margin:14px 0 8px}
.pac-guide p{margin:4px 0; font-size:15px; color:var(--txt)}

/* Empty */
.pac-empty{padding:12px; color:var(--muted); font-size:14px}

/* Footer */
.pc-footer-note{margin-top:12px; font-size:12px; color:#777}

/* Responsive */
@media (max-width:480px){
  .pac-grid.finals{grid-template-columns:repeat(2,1fr)}
  .pac-row{flex-direction:column; gap:4px}
  .pac-row .lab{width:auto}
}