:root{
  --primary:#C97BEA; --primary-dark:#9E4AC3;
  --bg:#FFFBFE; --ink:#2E2433; --line:#EADCF3;
  --radius:16px; --shadow:0 12px 30px rgba(46,36,51,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans JP","Hiragino Kaku Gothic ProN","Meiryo","Helvetica Neue",Arial,sans-serif;
  line-height:1.65;
}
.container{max-width:1000px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;background:white;border-bottom:1px solid var(--line);z-index:10}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700}
.brand-badge{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.hero{padding:40px 0;background:radial-gradient(600px 200px at 80% -10%,#f4e7fb,transparent)}
.card{background:white;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}
.controls{display:flex;gap:12px;flex-wrap:wrap;margin:12px 0}
select,input[type="search"]{padding:10px 12px;border-radius:12px;border:1px solid var(--line)}
.table-note{font-size:12px;color:#5A4A62;margin:.4em 0 0}
.footer{padding:24px 0;border-top:1px solid var(--line);font-size:14px;color:#5A4A62;background:white}
.unofficial-note {
  font-size: 12px;
  opacity: 0.6;
  margin-left: 8px;
}

/* ?????PC/?????? */
.col-title  { width: 60% !important; }
.col-artist { width: 25% !important; }
.col-genre  { width: 15% !important; }

/* ??????? */
table.dataTable td, table.dataTable th {
  white-space: normal !important;
  word-break: break-word;
}

/* ????????640px? */
@media (max-width: 640px) {
  .container { padding: 0 14px; }

  /* ? ??????????????????????? */
  .col-title  { width: 58% !important; }
  .col-artist { width: 26% !important; }  /* ? ?????? */
  .col-genre  { width: 16% !important; }  /* ? ?????? */

  /* ?????1???????????1??? */
  table.dataTable td.col-genre, table.dataTable th.col-genre {
    white-space: nowrap !important;
    min-width: 6.2em;          /* ????????? 6.0em?6.5em???? */
    font-size: 13.5px;         /* ???????????? */
  }

  /* ???????1???? */
  table.dataTable td.col-artist, table.dataTable th.col-artist {
    white-space: nowrap !important;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  table.dataTable td, table.dataTable th {
    padding: 10px 10px !important;
    line-height: 1.5;
  }

  /* ???????????????? */
  table.dataTable { table-layout: fixed; }
}

#songs td, #songs th { white-space: normal; }
#songs td.col-artist { word-break: break-word; }
#songs tbody tr { cursor: pointer; }

/* ===== DataTables?????????????UP????????? ===== */
#songs.dataTable thead th,
#songs.dataTable tbody td{
  border: none !important;
  background: transparent !important;
  border-radius: 0 !important;
  padding: 6px 8px !important;   /* ? ??????????? */
  box-shadow: none !important;
}

/* ?????????????????????? */
#songs.dataTable tbody tr{
  border-bottom: 1px solid rgba(0,0,0,.06);
}

/* ?????????????????????????? */
@media (max-width: 640px){
  table.dataTable td.col-artist, table.dataTable th.col-artist{
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
  }

  /* ?????????????????????? */
  table.dataTable td.col-genre, table.dataTable th.col-genre{
    white-space: nowrap !important;
    min-width: auto !important;      /* ? min-width???????????? */
    font-size: 12.5px !important;
  }
}


/* ===== ????????????????????????? ===== */

/* ?????/???DataTables??????? */
#songs.dataTable{
  border: none !important;
  background: transparent !important;
  border-collapse: collapse !important;
}

/* ????????? */
#songs.dataTable thead th{
  background: #F4E7FB !important;
  border-bottom: 1px solid rgba(0,0,0,.08) !important;
  color: var(--ink);
}

/* ?????????????????????? */
#songs.dataTable tbody td{
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  padding: 8px 10px !important;   /* ????????OK */
}

/* ????????? */
#songs.dataTable tbody tr{
  border-bottom: 1px solid rgba(0,0,0,.06) !important;
}

/* ??????????????????? */
#songs.dataTable tbody tr:nth-child(even){
  background: rgba(201,123,234,.07) !important; /* ?? */
}
#songs.dataTable tbody tr:nth-child(odd){
  background: rgba(255,255,255,1) !important;
}

/* ??????? */
#songs.dataTable tbody tr{ cursor: pointer; }
#songs.dataTable tbody tr:active{ opacity: .7; }

#songs_wrapper{
  background: transparent !important;
  border: none !important;
}


@media (max-width: 640px){
  .card{
    border: none !important;
    box-shadow: none !important;
    background: transparent !important; /* ????????????? */
    padding: 0 !important;
  }
}

/* ????????????? */
#songs.dataTable tbody tr:nth-child(even){
  background: rgba(0,0,0,.03) !important; /* ???? */
}
#songs.dataTable tbody tr:nth-child(odd){
  background: #fff !important;
}