.ep * { box-sizing: border-box; }
.ep {
  --g: #00c16d;
  --border: rgba(255,255,255,.07);
  --border-hi: rgba(0,193,109,.2);
  --surface: rgba(255,255,255,.03);
  --text: #d6d6d6;
  --muted: rgba(214,214,214,.45);
  --mono: 'JetBrains Mono', monospace;
  --sans: 'DM Sans', sans-serif;
  font-family: var(--sans);
  color: var(--text);
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem 6rem;
}
.ep-kicker {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--g);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}
.ep-kicker::before { content: ''; display: block; width: 20px; height: 1px; background: var(--g); }
.ep-h1 {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 300;
  letter-spacing: -.03em;
  color: #fff;
  line-height: 1.1;
  margin: 0 0 .5rem;
}
.ep-sub { font-size: .9rem; color: var(--muted); font-weight: 300; margin: 0 0 3rem; }

/* Two-col layout */
.ep-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

/* Panels */
.ep-panel {
  background: rgba(255,255,255,.025);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2rem;
}
.ep-panel-title {
  font-size: .68rem;
  font-family: var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--border);
}

/* Upload zone */
.ep-upload-zone {
  border: 1.5px dashed rgba(0,193,109,.25);
  border-radius: 8px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  position: relative;
}
.ep-upload-zone:hover, .ep-upload-zone.dragover {
  border-color: var(--g);
  background: rgba(0,193,109,.04);
}
.ep-upload-zone.has-file { border-color: var(--g); background: rgba(0,193,109,.04); }
.ep-upload-icon { margin-bottom: .75rem; opacity: .5; }
.ep-upload-icon img { width: 36px; height: 36px; }
.ep-upload-text { font-size: .9rem; color: var(--text); margin-bottom: .3rem; font-weight: 400; }
.ep-upload-sub { font-size: .76rem; color: var(--muted); }
.ep-file-input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }

/* File info */
.ep-file-info {
  margin-top: 1rem;
  padding: .75rem 1rem;
  background: rgba(0,0,0,.25);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: .8rem;
  color: var(--muted);
  display: none;
  line-height: 1.6;
}

/* Linq ID display */
.ep-linq-id {
  margin-top: 1.25rem;
  padding: .85rem 1rem;
  background: rgba(0,193,109,.06);
  border: 1px solid var(--border-hi);
  border-radius: 6px;
}
.ep-linq-label {
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--g);
  margin-bottom: .35rem;
}
.ep-linq-code {
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--g);
  letter-spacing: .05em;
}
.ep-linq-hint { font-size: .75rem; color: var(--muted); margin-top: .25rem; }

/* Form fields */
.ep-field { margin-bottom: 1.1rem; }
.ep-label {
  display: block;
  font-size: .76rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: .35rem;
  letter-spacing: .01em;
}
.ep-label .req { color: var(--g); margin-left: 2px; }
.ep-input {
  width: 100%;
  background: rgba(0,0,0,.3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .6rem .85rem;
  font-size: .875rem;
  color: var(--text);
  font-family: var(--sans);
  transition: border-color .15s;
  -webkit-appearance: none;
}
.ep-input:focus { outline: none; border-color: rgba(0,193,109,.4); box-shadow: 0 0 0 3px rgba(0,193,109,.08); }
.ep-input::placeholder { color: rgba(214,214,214,.25); }
.ep-hint { font-size: .73rem; color: var(--muted); margin-top: .25rem; }
.ep-row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }

/* Collaborators */
.ep-collab-add {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .8rem;
  color: var(--g);
  background: none;
  border: 1px solid rgba(0,193,109,.25);
  border-radius: 5px;
  padding: .35rem .75rem;
  cursor: pointer;
  font-family: var(--sans);
  transition: background .15s;
  margin-top: .35rem;
}
.ep-collab-add:hover { background: rgba(0,193,109,.07); }
.ep-collab-item { margin-bottom: .6rem; }

/* Submit */
.ep-submit {
  width: 100%;
  background: var(--g);
  color: #0a0a0a;
  border: none;
  border-radius: 7px;
  padding: .8rem 1.5rem;
  font-size: .9rem;
  font-weight: 600;
  font-family: var(--sans);
  cursor: pointer;
  transition: background .15s, opacity .15s;
  margin-top: 1.25rem;
  letter-spacing: -.01em;
}
.ep-submit:hover:not(:disabled) { background: #00d978; }
.ep-submit:disabled { opacity: .35; cursor: not-allowed; }

/* Progress */
.ep-progress { margin-top: 1rem; display: none; }
.ep-progress-bar { height: 2px; background: var(--border); border-radius: 1px; overflow: hidden; margin-bottom: .6rem; }
.ep-progress-fill { height: 100%; background: var(--g); width: 0%; transition: width .3s; }
.ep-progress-text { font-size: .78rem; color: var(--muted); display: flex; align-items: center; gap: .5rem; }
.ep-spinner {
  width: 12px; height: 12px;
  border: 1.5px solid rgba(0,193,109,.3);
  border-top-color: var(--g);
  border-radius: 50%;
  animation: ep-spin .8s linear infinite;
  flex-shrink: 0;
}
@keyframes ep-spin { to { transform: rotate(360deg); } }

/* Audio analysis */
.ep-analysis { margin-top: 1rem; display: none; }

.ep-mode-switch {
  margin-bottom: 1rem;
  display: grid;
  gap: .35rem;
}

.ep-track-list {
  margin-top: 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .75rem;
  background: rgba(0,0,0,.2);
  display: none;
}

.ep-track-list-head {
  display: grid;
  grid-template-columns: 60px 1fr 1fr 1fr;
  gap: .5rem;
  font-size: .7rem;
  color: var(--muted);
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .5rem;
}

.ep-track-row {
  display: grid;
  grid-template-columns: 60px 1fr 1fr 1fr;
  gap: .5rem;
  margin-bottom: .5rem;
}

.ep-track-row:last-child { margin-bottom: 0; }
.ep-track-index { font-size: .8rem; color: var(--muted); padding-top: .55rem; }

.ep-album-progress {
  margin-top: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  background: rgba(0,0,0,.2);
  display: none;
}

.ep-job-progress-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: .8rem;
  color: var(--muted);
  margin-top: .5rem;
}

.ep-job-track-status {
  margin-top: .8rem;
  display: grid;
  gap: .45rem;
  max-height: 240px;
  overflow-y: auto;
}

.ep-job-track-item {
  font-size: .8rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .55rem .7rem;
  display: flex;
  justify-content: space-between;
  gap: .75rem;
}

.ep-job-actions {
  display: flex;
  gap: .5rem;
  margin-top: .8rem;
}

@media (max-width: 750px) {
  .ep-grid { grid-template-columns: 1fr; }
  .ep-row { grid-template-columns: 1fr; }
}