:root {
  --bg: #0b0d14;
  --panel: #141826;
  --panel2: #1a2032;
  --border: rgba(255, 255, 255, 0.09);
  --text: #e8ecf4;
  --dim: #8a93a8;
  --accent: #7ee0d2;
  --accent2: #b58ae0;
  --danger: #ff6b81;
  --ok: #6ee7a0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 70% -10%, #1a1530 0%, var(--bg) 55%);
  color: var(--text);
  font: 15px/1.5 "Segoe UI", system-ui, sans-serif;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(11, 13, 20, 0.85);
  backdrop-filter: blur(8px);
  z-index: 5;
}

.brand {
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 14px var(--accent);
}

main { max-width: 1200px; margin: 0 auto; padding: 28px 24px 80px; }

.btn {
  background: var(--panel2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 16px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: filter 0.15s, transform 0.05s;
}
.btn:hover { filter: brightness(1.2); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: linear-gradient(135deg, #2ba593, #1f7d8c); border-color: transparent; }
.btn.danger { color: var(--danger); }
.btn.small { padding: 5px 12px; font-size: 13px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 20px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.12s, border-color 0.12s;
  position: relative;
}
.card:hover { transform: translateY(-3px); border-color: rgba(126, 224, 210, 0.45); }
.card .cover {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #33285c, #14555c);
  display: flex; align-items: center; justify-content: center;
  font-size: 44px; color: rgba(255,255,255,.6);
  background-size: cover; background-position: center;
}
.card .body { padding: 14px 16px 16px; }
.card h3 { margin: 0 0 4px; font-size: 16px; }
.card .sub { color: var(--dim); font-size: 13px; }
.card .meta { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.card .del {
  position: absolute; top: 10px; right: 10px;
  background: rgba(0,0,0,.55); border: none; border-radius: 8px;
  color: var(--danger); width: 30px; height: 30px; cursor: pointer; font-size: 15px;
  opacity: 0; transition: opacity 0.15s;
}
.card:hover .del { opacity: 1; }

.badge {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; letter-spacing: 0.3px;
  background: var(--panel2); border: 1px solid var(--border); color: var(--dim);
}
.badge.rendering, .badge.queued, .badge.analyzing, .badge.encoding { color: #ffd479; border-color: rgba(255,212,121,.4); }
.badge.done { color: var(--ok); border-color: rgba(110,231,160,.4); }
.badge.error { color: var(--danger); border-color: rgba(255,107,129,.4); }

.crumb { color: var(--dim); text-decoration: none; font-size: 13.5px; }
.crumb:hover { color: var(--accent); }

.phead { display: flex; align-items: center; gap: 14px; margin: 10px 0 22px; flex-wrap: wrap; }
.phead h1 { margin: 0; font-size: 24px; }
.phead .actions { margin-left: auto; display: flex; gap: 10px; }

.panels { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: start; }
@media (max-width: 900px) { .panels { grid-template-columns: 1fr; } }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
}
.panel h2 { margin: 0 0 14px; font-size: 15px; text-transform: uppercase; letter-spacing: 1px; color: var(--dim); }

.drop {
  border: 1.5px dashed var(--border);
  border-radius: 12px;
  padding: 18px;
  text-align: center;
  color: var(--dim);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  margin-bottom: 12px;
}
.drop:hover, .drop.over { border-color: var(--accent); background: rgba(126, 224, 210, 0.06); color: var(--text); }
.drop .big { font-size: 22px; display: block; margin-bottom: 4px; }
.fileinfo { display: flex; align-items: center; gap: 10px; padding: 10px 12px; background: var(--panel2); border-radius: 10px; margin-bottom: 12px; font-size: 13.5px; }
.fileinfo .name { font-weight: 600; word-break: break-all; }
.fileinfo .info { color: var(--dim); margin-left: auto; white-space: nowrap; }
.fileinfo button { margin-left: 6px; }

textarea#lyrics {
  width: 100%;
  min-height: 220px;
  background: #0e1220;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  font: 13px/1.55 Consolas, monospace;
  resize: vertical;
}
.hint { color: var(--dim); font-size: 12.5px; margin: 8px 0 12px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12.5px; color: var(--dim); margin-bottom: 5px; font-weight: 600; }
.field input[type=text], .field select, .field input[type=number] {
  width: 100%;
  background: #0e1220;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 12px;
  font: inherit;
}
.field input[type=range] { width: 100%; accent-color: var(--accent); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.three { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

.checks { display: flex; gap: 16px; flex-wrap: wrap; margin: 4px 0 16px; }
.checks label { display: flex; gap: 7px; align-items: center; font-size: 13.5px; cursor: pointer; color: var(--text); }
.checks input { accent-color: var(--accent); width: 15px; height: 15px; }

.coverbox {
  width: 110px; height: 110px; border-radius: 14px;
  background: linear-gradient(135deg, #33285c, #14555c) center/cover;
  display: flex; align-items: center; justify-content: center;
  font-size: 34px; color: rgba(255,255,255,.6);
  cursor: pointer; border: 1px solid var(--border);
}

.jobbox { background: var(--panel2); border-radius: 12px; padding: 14px 16px; margin-top: 16px; }
.jobbox .state { font-weight: 700; }
.jobbox .detail { color: var(--dim); font-size: 13px; margin-top: 3px; }
.bar { height: 8px; background: #0e1220; border-radius: 999px; margin-top: 10px; overflow: hidden; }
.bar > div { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2)); border-radius: 999px; transition: width 0.4s; width: 0%; }
.jobbox.error .state { color: var(--danger); }
.jobbox.done .state { color: var(--ok); }

.outputs { margin-top: 22px; }
.video-item { margin-bottom: 20px; }
.video-item video { width: 100%; border-radius: 12px; background: #000; border: 1px solid var(--border); }
.video-item .vrow { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.video-item .vname { font-weight: 600; font-size: 13.5px; }
.video-item .vinfo { color: var(--dim); font-size: 12.5px; }
.video-item a { margin-left: auto; }

.empty { text-align: center; color: var(--dim); padding: 80px 0; }
.empty .big { font-size: 42px; display: block; margin-bottom: 12px; }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 20; }
.modal.hidden { display: none; }
.modal-card { background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 24px; width: min(420px, 90vw); }
.modal-card h3 { margin: 0 0 14px; }
.modal-card input { width: 100%; background: #0e1220; color: var(--text); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; font: inherit; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

.toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%);
  background: var(--panel2); border: 1px solid var(--border);
  padding: 10px 20px; border-radius: 12px; font-weight: 600; z-index: 30;
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
}
.toast.err { color: var(--danger); border-color: rgba(255,107,129,.4); }
.toast.hidden { display: none; }

.section-gap { margin-top: 26px; }
.muted { color: var(--dim); }

.stepper {
  display: flex; gap: 8px; margin: 0 0 20px; flex-wrap: wrap;
}
.step {
  background: var(--panel); border: 1px solid var(--border); border-radius: 999px;
  color: var(--dim); font: inherit; font-size: 13px; font-weight: 600;
  padding: 7px 16px; cursor: pointer; transition: filter 0.15s, color 0.15s;
}
.step:hover:not(:disabled) { color: var(--text); filter: brightness(1.25); }
.step.on { background: linear-gradient(135deg, #2ba593, #1f7d8c); color: #fff; border-color: transparent; }
.step.past { color: var(--accent); border-color: rgba(126, 224, 210, 0.4); }
.step:disabled { opacity: 0.4; cursor: not-allowed; }

.seg {
  display: inline-flex; background: var(--panel2); border: 1px solid var(--border);
  border-radius: 10px; padding: 3px; gap: 3px;
}
.seg button {
  background: transparent; border: none; border-radius: 8px; color: var(--dim);
  font: inherit; font-size: 13.5px; font-weight: 600; padding: 6px 14px; cursor: pointer;
}
.seg button.on { background: var(--accent); color: #06231f; }

textarea.ta {
  width: 100%;
  min-height: 90px;
  background: #0e1220;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  font: 13px/1.55 Consolas, monospace;
  resize: vertical;
}

.hint.warn {
  color: #ffd479; border: 1px solid rgba(255, 212, 121, 0.35);
  background: rgba(255, 212, 121, 0.07);
  border-radius: 10px; padding: 8px 12px; margin-bottom: 12px;
}
.hint.warn code { color: #ffd479; }

.gen-card {
  background: var(--panel2); border: 1px solid var(--border); border-radius: 12px;
  padding: 12px 14px; margin-bottom: 12px;
}
.gen-card audio { width: 100%; margin: 8px 0; }
.gen-head { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 6px; }
.gen-prompt { font-size: 13.5px; margin: 6px 0; }
.gen-prompt.small { color: var(--dim); font-size: 12.5px; }
.gen-lyrics {
  background: #0e1220; border: 1px solid var(--border); border-radius: 10px;
  padding: 10px; font: 12px/1.5 Consolas, monospace; max-height: 200px; overflow: auto;
  white-space: pre-wrap; margin: 6px 0;
}
.gen-err { color: var(--danger); font-size: 13px; margin: 6px 0; }
.gen-actions { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.gen-card details summary, .art-card details summary { cursor: pointer; color: var(--dim); font-size: 12.5px; }

.art-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px; }
.art-card { background: var(--panel2); border: 1px solid var(--border); border-radius: 12px; padding: 10px; }
.art-card img { width: 100%; border-radius: 8px; display: block; margin-bottom: 8px; }
.art-ph {
  aspect-ratio: 1; border-radius: 8px; background: #0e1220; margin-bottom: 8px;
  display: flex; align-items: center; justify-content: center; font-size: 26px; color: var(--dim);
}
.cover-thumb { width: 64px; height: 64px; border-radius: 10px; object-fit: cover; border: 1px solid var(--border); }