@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=DM+Sans:wght@300;400;500;600;700&display=swap');

*{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#090c10;
  --card:#0d1117;
  --card2:#161b22;
  --border:#21262d;
  --border2:#30363d;
  --text:#e6edf3;
  --dim:#8b949e;
  --dim2:#6e7681;
  --green:#3fb950;
  --red:#f85149;
  --blue:#58a6ff;
  --purple:#bc8cff;
  --orange:#f0883e;
  --yellow:#e3b341;
  --accent:#3fb950;
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:'DM Sans',sans-serif;
  padding:24px;
  min-height:100vh;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

/* Navbar */
.navbar{
  max-width:1400px;
  margin:0 auto 28px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  border-bottom:1px solid var(--border);
  padding-bottom:20px;
}

.nav-brand{
  font-family:'Space Mono',monospace;
  font-size:1.5rem;
  letter-spacing:-1px;
  background:linear-gradient(135deg,var(--green),var(--blue));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  font-weight:700;
}

.nav-user{
  display:flex;
  gap:12px;
  align-items:center;
}

.nav-username{
  font-size:.85rem;
  color:var(--dim);
}

/* Container & Header */
.container{
  max-width:1400px;
  margin:0 auto;
  padding:0;
}

header{
  margin-bottom:28px;
  padding-bottom:8px;
}

header h1{
  font-family:'Space Mono',monospace;
  font-size:1.4rem;
  letter-spacing:-1px;
  color:var(--text);
  margin-bottom:6px;
}

header p{
  color:var(--dim);
  font-size:.85rem;
}

/* Flash Messages */
.flash-messages{margin-bottom:20px}

.alert{
  padding:10px 14px;
  border-radius:8px;
  margin-bottom:10px;
  font-size:.85rem;
  font-weight:500;
  border-left:3px solid transparent;
}

.alert-success{
  background:rgba(63,185,80,.1);
  color:var(--green);
  border-left-color:var(--green);
}

.alert-error{
  background:rgba(248,81,73,.1);
  color:var(--red);
  border-left-color:var(--red);
}

/* Buttons */
.btn{
  padding:8px 16px;
  border-radius:8px;
  font-size:.85rem;
  cursor:pointer;
  border:1px solid var(--border2);
  background:transparent;
  color:var(--dim);
  transition:all .15s;
  font-family:'DM Sans',sans-serif;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:500;
}

.btn:hover{
  border-color:var(--dim);
  color:var(--text);
}

.btn-primary{
  background:rgba(63,185,80,.15);
  color:var(--green);
  border-color:var(--green);
}

.btn-primary:hover{
  background:rgba(63,185,80,.25);
}

.btn-secondary{
  background:var(--card2);
  color:var(--dim);
  border-color:var(--border2);
}

.btn-secondary:hover{
  background:var(--border);
  color:var(--text);
}

.btn-small{padding:5px 12px;font-size:.78rem}
.btn-large{padding:12px 24px;font-size:.95rem}

/* Cards */
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:14px;
  padding:22px;
  margin-bottom:20px;
  transition:all .2s;
  position:relative;
  overflow:hidden;
}

.card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:2px;
  background:linear-gradient(90deg,var(--green),var(--blue));
  opacity:0;
  transition:opacity .2s;
}

.card:hover{
  border-color:var(--border2);
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(0,0,0,.4);
}

.card:hover::before{opacity:1}

.card h2, .card h3{
  font-size:.9rem;
  color:var(--dim);
  text-transform:uppercase;
  letter-spacing:1px;
  font-family:'Space Mono',monospace;
  font-weight:400;
  margin-bottom:16px;
}

.card h3{font-size:.82rem}

.subtext{color:var(--dim);font-size:.85rem;margin-bottom:16px}

/* Upload */
.upload-card{
  text-align:center;
  max-width:600px;
  margin:0 auto 20px;
}

.file-input-wrapper{
  position:relative;
  margin:20px 0;
}

.file-input-wrapper input[type="file"]{
  position:absolute;
  inset:0;
  opacity:0;
  cursor:pointer;
  width:100%;
  height:100%;
}

.file-label{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  border:2px dashed var(--border2);
  border-radius:12px;
  padding:48px 24px;
  transition:all .3s;
  background:var(--card2);
  cursor:pointer;
}

.file-label:hover{
  border-color:var(--green);
  background:rgba(63,185,80,.05);
}

.file-icon{
  font-size:2.5rem;
  margin-bottom:12px;
  opacity:.7;
}

.file-text{
  font-size:1rem;
  color:var(--dim);
  font-weight:500;
}

.file-info{
  margin-bottom:20px;
  color:var(--dim2);
  font-size:.78rem;
}

/* Info / Hint */
.info-card ol{
  padding-left:20px;
  margin-bottom:12px;
}

.info-card li{
  margin-bottom:8px;
  color:var(--dim);
  font-size:.85rem;
}

.hint{
  background:rgba(88,166,255,.06);
  border:1px solid rgba(88,166,255,.15);
  padding:12px 16px;
  border-radius:8px;
  font-size:.82rem;
  color:var(--dim);
  line-height:1.6;
}

.hint strong{color:var(--blue)}

code{
  background:var(--card2);
  padding:2px 8px;
  border-radius:6px;
  font-family:'Space Mono',monospace;
  font-size:.82em;
  color:var(--orange);
  border:1px solid var(--border);
}

/* Stats */
.stats-card{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
  gap:16px;
  margin-bottom:20px;
}

.stat{
  background:var(--card2);
  border:1px solid var(--border);
  border-radius:10px;
  padding:14px;
  text-align:center;
  transition:all .15s;
}

.stat:hover{
  border-color:var(--green);
  transform:translateY(-1px);
}

.stat-value{
  display:block;
  font-size:1.4rem;
  font-weight:700;
  color:var(--green);
  font-family:'Space Mono',monospace;
  line-height:1.2;
  margin-bottom:4px;
}

.stat-label{
  display:block;
  color:var(--dim2);
  font-size:.72rem;
  text-transform:uppercase;
  letter-spacing:1px;
  font-family:'Space Mono',monospace;
}

/* Stat Pills */
.stat-pill{
  background:var(--card2);
  border:1px solid var(--border2);
  border-radius:20px;
  padding:6px 14px;
  font-size:.8rem;
  color:var(--dim);
}

.stat-pill span{
  color:var(--text);
  font-weight:600;
  margin-left:4px;
  font-family:'Space Mono',monospace;
}

/* Artist Grid */
.artist-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:16px;
}

.artist-card{
  display:flex;
  flex-direction:column;
  align-items:center;
  padding:24px 20px;
  border-radius:12px;
  background:var(--card2);
  text-decoration:none;
  color:var(--text);
  transition:all .2s;
  border:1px solid var(--border);
  position:relative;
  overflow:hidden;
  cursor:pointer;
}

.artist-card::before{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:2px;
  background:linear-gradient(90deg,var(--green),var(--blue));
  opacity:0;
  transition:opacity .2s;
}

.artist-card:hover{
  border-color:var(--border2);
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(0,0,0,.4);
}

.artist-card:hover::before{opacity:1}

.artist-icon{
  font-size:2rem;
  margin-bottom:10px;
  opacity:.8;
}

.artist-name{
  font-weight:600;
  text-align:center;
  word-break:break-word;
  font-size:.95rem;
}

/* Summary */
.summary-card{
  display:flex;
  flex-wrap:wrap;
  gap:28px;
  margin-bottom:20px;
}

.summary-item{
  display:flex;
  flex-direction:column;
  gap:2px;
}

.summary-label{
  color:var(--dim2);
  font-size:.72rem;
  text-transform:uppercase;
  letter-spacing:1px;
  font-family:'Space Mono',monospace;
}

.summary-value{
  font-size:1.3rem;
  font-weight:700;
  color:var(--text);
  font-family:'Space Mono',monospace;
}

/* Table */
.table-wrapper{
  overflow-x:auto;
  border-radius:10px;
  border:1px solid var(--border);
}

.data-table{
  width:100%;
  border-collapse:collapse;
  font-size:.85rem;
  background:var(--card);
}

.data-table th, .data-table td{
  padding:10px 14px;
  text-align:left;
  border-bottom:1px solid var(--border);
}

.data-table th{
  background:var(--card2);
  color:var(--dim2);
  font-size:.7rem;
  text-transform:uppercase;
  letter-spacing:1px;
  font-family:'Space Mono',monospace;
  font-weight:400;
  white-space:nowrap;
}

.data-table tbody tr{
  transition:background .15s;
}

.data-table tbody tr:hover td{
  background:rgba(88,166,255,.04);
}

.data-table tbody tr:last-child td{border-bottom:none}

.data-table tfoot tr{
  background:var(--card2);
  border-top:2px solid var(--border2);
}

.data-table tfoot td{
  font-weight:700;
  color:var(--text);
  font-family:'Space Mono',monospace;
}

.pct-input{
  width:80px;
  padding:6px 8px;
  border:1px solid var(--border2);
  border-radius:6px;
  font-size:.82rem;
  text-align:right;
  font-family:'Space Mono',monospace;
  font-weight:600;
  color:var(--green);
  background:var(--bg);
  transition:border-color .15s;
}

.pct-input:focus{
  border-color:var(--green);
  outline:none;
}

/* Custom Checkbox */
.song-checkbox{
  width:16px;
  height:16px;
  cursor:pointer;
  accent-color:var(--green);
}

/* Toolbar */
.toolbar{
  margin-bottom:16px;
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}

/* Actions */
.actions{
  display:flex;
  gap:12px;
  align-items:center;
  flex-wrap:wrap;
  margin-top:20px;
  padding-top:4px;
}

/* Login */
.login-card{
  text-align:center;
  max-width:420px;
  margin:0 auto 20px;
  padding-top:32px;
  padding-bottom:32px;
}

.login-icon{
  font-size:2.5rem;
  margin-bottom:16px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:64px;
  height:64px;
  border-radius:50%;
  background:rgba(63,185,80,.1);
  color:var(--green);
  border:1px solid rgba(63,185,80,.2);
}

.form-group{
  margin-bottom:16px;
  text-align:left;
}

.form-group label{
  display:block;
  margin-bottom:5px;
  font-weight:500;
  color:var(--dim);
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:1px;
  font-family:'Space Mono',monospace;
}

.form-group input[type="text"],
.form-group input[type="password"]{
  width:100%;
  padding:10px 12px;
  border:1px solid var(--border2);
  border-radius:8px;
  font-size:.9rem;
  box-sizing:border-box;
  transition:all .15s;
  font-family:'DM Sans',sans-serif;
  background:var(--bg);
  color:var(--text);
}

.form-group input:focus{
  border-color:var(--blue);
  outline:none;
}

/* Venue Tags */
.venue-tag{
  display:inline-block;
  background:rgba(227,179,65,.1);
  color:var(--yellow);
  padding:2px 8px;
  border-radius:4px;
  font-size:.72rem;
  border:1px solid rgba(227,179,65,.25);
}

/* Grid Header */
.grid-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:16px;
  flex-wrap:wrap;
  gap:12px;
}

.grid-header h2{
  font-family:'Space Mono',monospace;
  font-size:.9rem;
  color:var(--dim);
  text-transform:uppercase;
  letter-spacing:1px;
}

/* Section Headers */
.section-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:16px;
  flex-wrap:wrap;
  gap:10px;
}

.section-title{
  font-size:1.1rem;
  font-weight:700;
  color:var(--text);
  margin:0;
}

/* Artist Row List */
.artist-list{display:flex;flex-direction:column;gap:8px}

.artist-row{
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px 18px;
  background:var(--card2);
  border:1px solid var(--border);
  border-radius:10px;
  text-decoration:none;
  color:var(--text);
  transition:all .15s;
  cursor:pointer;
}

.artist-row:hover{
  border-color:var(--border2);
  background:rgba(88,166,255,.04);
}

.artist-row.settled{
  opacity:.55;
  background:rgba(63,185,80,.04);
  border-color:rgba(63,185,80,.2);
}

.artist-row.settled:hover{
  opacity:.75;
  background:rgba(63,185,80,.08);
}

.settled-badge{
  display:inline-flex;
  align-items:center;
  gap:4px;
  background:rgba(63,185,80,.12);
  color:var(--green);
  padding:2px 8px;
  border-radius:4px;
  font-size:.72rem;
  border:1px solid rgba(63,185,80,.25);
  margin-left:8px;
  font-weight:600;
  font-family:'DM Sans',sans-serif;
}

.active-uploads-bar{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:16px;
  align-items:center;
}

.active-upload-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(88,166,255,.1);
  color:var(--blue);
  padding:4px 10px;
  border-radius:6px;
  font-size:.78rem;
  border:1px solid rgba(88,166,255,.2);
}

.active-upload-tag .period{
  font-weight:600;
}

.active-upload-tag .remove{
  cursor:pointer;
  opacity:.6;
  transition:opacity .15s;
  text-decoration:none;
  color:var(--blue);
}

.active-upload-tag .remove:hover{
  opacity:1;
}

.artist-row-icon{
  font-size:1.4rem;
  flex-shrink:0;
  opacity:.7;
}

.artist-row-info{flex:1;min-width:0}

.artist-row-name{
  font-weight:600;
  font-size:.95rem;
  margin-bottom:2px;
}

.artist-row-meta{
  font-size:.75rem;
  color:var(--dim2);
}

.artist-row-revenue{
  text-align:right;
  flex-shrink:0;
}

.artist-row-amount{
  font-weight:700;
  font-size:1rem;
  color:var(--green);
  font-family:'Space Mono',monospace;
}

.artist-row-label{
  font-size:.7rem;
  color:var(--dim2);
}

.artist-row-arrow{
  color:var(--dim2);
  font-size:1.4rem;
  flex-shrink:0;
}

/* Upload List */
.upload-list{display:flex;flex-direction:column;gap:10px}

.upload-row{
  display:flex;
  align-items:center;
  gap:14px;
  padding:16px 18px;
  background:var(--card2);
  border:1px solid var(--border);
  border-radius:10px;
  transition:all .15s;
}

.upload-row:hover{
  border-color:var(--border2);
}

.upload-icon{
  font-size:1.6rem;
  flex-shrink:0;
  opacity:.6;
}

.upload-info{flex:1;min-width:0}

.upload-name{
  font-weight:600;
  font-size:.92rem;
  margin-bottom:4px;
  word-break:break-word;
}

.upload-meta{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  align-items:center;
}

.upload-date{
  font-size:.75rem;
  color:var(--dim2);
  font-family:'Space Mono',monospace;
}

.upload-pill{
  display:inline-block;
  background:rgba(88,166,255,.1);
  color:var(--blue);
  padding:2px 8px;
  border-radius:4px;
  font-size:.72rem;
  border:1px solid rgba(88,166,255,.2);
}

.upload-pill.pill-revenue{
  background:rgba(63,185,80,.1);
  color:var(--green);
  border-color:rgba(63,185,80,.2);
  font-family:'Space Mono',monospace;
}

.upload-actions{
  display:flex;
  gap:8px;
  flex-shrink:0;
}

/* Preview Table */
.preview-table{font-size:.78rem}
.preview-table th, .preview-table td{padding:8px 10px}
.preview-table th{font-size:.65rem}

/* Sort Buttons */
.sort-btn{
  padding:6px 14px;
  border-radius:8px;
  font-size:.78rem;
  cursor:pointer;
  border:1px solid var(--border2);
  background:transparent;
  color:var(--dim);
  transition:all .15s;
  font-family:'DM Sans',sans-serif;
}

.sort-btn:hover{
  border-color:var(--dim);
  color:var(--text);
}

.sort-btn.active{
  background:rgba(63,185,80,.15);
  color:var(--green);
  border-color:var(--green);
}

/* Global Percent Group */
.global-pct-group{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--card2);
  border:1px solid var(--border);
  border-radius:8px;
  padding:4px 10px;
}

.global-pct-label{
  color:var(--dim);
  font-size:.8rem;
  font-weight:600;
}

/* Song Details */
.song-main-row{cursor:default}

.detail-toggle{
  display:inline-flex;
  align-items:center;
  gap:4px;
  background:transparent;
  border:1px solid var(--border2);
  color:var(--dim);
  padding:2px 8px;
  border-radius:4px;
  font-size:.72rem;
  cursor:pointer;
  transition:all .15s;
  margin-left:8px;
  font-family:'DM Sans',sans-serif;
}

.detail-toggle:hover{
  border-color:var(--blue);
  color:var(--blue);
  background:rgba(88,166,255,.08);
}

.song-details-row{
  transition:all .2s ease;
}

.song-details-row td{
  border-bottom:1px solid var(--border);
}

.detail-panel{
  padding:16px 20px;
}

.detail-table{
  font-size:.78rem;
}

.detail-table th{
  font-size:.65rem;
  padding:6px 10px;
}

.detail-table td{
  padding:6px 10px;
}

/* Responsive */
@media(max-width:768px){
  body{padding:16px}
  .navbar{flex-direction:column;align-items:flex-start;gap:12px;padding-bottom:16px}
  .nav-brand{font-size:1.2rem}
  .nav-user{width:100%;justify-content:flex-end}
  header h1{font-size:1.2rem}
  .stats-card{grid-template-columns:1fr 1fr}
  .artist-grid{grid-template-columns:1fr}
  .summary-card{flex-direction:column;gap:16px}
  .actions{flex-direction:column;align-items:stretch}
  .btn{width:100%;justify-content:center}
  .data-table th, .data-table td{padding:8px 10px;font-size:.78rem}
  .grid-header{flex-direction:column;align-items:flex-start}
  .artist-row{flex-direction:column;align-items:flex-start;gap:8px}
  .artist-row-revenue{text-align:left;width:100%}
  .artist-row-arrow{display:none}
  .upload-row{flex-direction:column;align-items:flex-start;gap:10px}
  .upload-actions{width:100%}
  .upload-actions .btn{width:100%}
}