:root{
  --bg:#0b1020;
  --text:#eef2ff;
  --muted:#a8b0d9;
  --line:rgba(255,255,255,.10);
  --accent:#7aa2ff;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 16px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", "Segoe UI", Arial;
  background: radial-gradient(1200px 800px at 20% 0%, rgba(122,162,255,.20), transparent 55%),
              radial-gradient(900px 700px at 80% 10%, rgba(68,209,157,.16), transparent 55%),
              var(--bg);
  color:var(--text);
}

.topbar{
  position: sticky;
  top:0;
  z-index:10;
  padding: 12px 14px;
  background: rgba(11,16,32,.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap:10px;
}

.brand{ display:flex; align-items:center; gap:12px; }
.logo{
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  background: linear-gradient(180deg, rgba(122,162,255,.28), rgba(255,255,255,.06));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.titles h1{ margin:0; font-size: 18px; letter-spacing:.02em; }
.subtitle{ margin:2px 0 0; color: var(--muted); font-size: 12px; }

.iconbtn{
  appearance:none;border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color:var(--text);
  border-radius: 12px;
  padding:10px 12px;
  cursor:pointer;
  text-decoration:none;
}

.main{ padding: 14px; max-width: 860px; margin: 0 auto; }

.panel{
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
  margin-bottom: 14px;
}

.tabs{ display:flex; gap:8px; margin-bottom: 10px; }
.tab{
  flex:1;
  padding:10px 12px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: var(--muted);
  cursor:pointer;
}
.tab.is-active{
  background: rgba(122,162,255,.16);
  color: var(--text);
  border-color: rgba(122,162,255,.35);
}

.filterRow{ display:flex; gap:10px; margin: 6px 0 10px; }
.select{
  width:100%;
  padding: 12px 12px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.18);
  color: var(--text);
  outline:none;
}

.searchrow{ display:flex; gap:10px; align-items:center; margin: 8px 0 10px; }
.input{
  width:100%;
  padding: 12px 12px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.18);
  color: var(--text);
  outline:none;
}
.textarea{
  width:100%;
  padding: 12px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.18);
  color: var(--text);
  outline:none;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.btn{
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(122,162,255,.35);
  background: rgba(122,162,255,.18);
  color: var(--text);
  cursor:pointer;
  white-space: nowrap;
}
.btn.ghost{
  border-color: var(--line);
  background: rgba(255,255,255,.06);
}

.status{
  padding: 10px 12px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.18);
  color: var(--muted);
  font-size: 12px;
}

.listHead{
  margin: 8px 0 10px;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .04em;
}

.list{ display:flex; flex-direction: column; gap:10px; }

.card{
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,.18);
}
.card.clickable{ cursor:pointer; }
.card.clickable:hover{ border-color: rgba(122,162,255,.35); }

.cardTitle{ font-size: 15px; margin:0 0 4px; }
.cardMeta{ color: var(--muted); font-size: 12px; display:flex; gap:8px; flex-wrap: wrap; align-items:center; }

.badge{
  display:inline-flex; align-items:center; gap:6px;
  padding: 4px 8px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  font-size: 12px;
  color: var(--muted);
}

.view.hidden, .panel.hidden, .modal.hidden{ display:none; }

.detailHead{
  display:flex;
  gap:10px;
  align-items:flex-start;
  justify-content: space-between;
}
.detailMeta{ flex:1; min-width: 0; }
.detailTitle{ font-size: 16px; font-weight: 900; }
.detailSub{ font-size: 12px; color: var(--muted); margin-top:2px; }

.setlist{ margin-top: 12px; display:flex; flex-direction: column; gap:8px; }
.setRow{
  display:flex; align-items:flex-start; gap:10px;
  padding: 10px 10px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,.18);
}
.slot{
  width: 44px;
  flex: 0 0 44px;
  text-align:center;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.song{ flex: 1; min-width: 0; }
.songName{ font-size: 14px; }
.songNote{ font-size: 12px; color: var(--muted); margin-top: 2px; }

.footer{
  display:flex;
  justify-content:center;
  align-items:center;
  gap:10px;
  color: var(--muted);
  font-size: 12px;
  padding: 6px 0 18px;
}
.muted{ opacity:.75; }

.hint{ color: var(--muted); font-size: 12px; margin: 6px 0 10px; }
.row{ display:flex; gap:10px; margin-top: 10px; }
.label{ display:block; font-size: 12px; color: var(--muted); margin: 10px 0 6px; }

/* modal */
.modal{
  position: fixed; inset:0;
  background: rgba(0,0,0,.55);
  display:flex;
  align-items: center;
  justify-content:center;
  padding: 14px;
}
.modalCard{
  width: min(520px, 100%);
  border-radius: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(17,26,51,.98), rgba(15,23,48,.98));
  box-shadow: var(--shadow);
  padding: 14px;
}
.modalHead{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap:10px;
}
.modalTitle{ font-weight: 900; }