:root {
  --bg1: #0b0f17;
  --bg2: #121b2a;
  --text: #e6f1ff;
  --muted: #9bb0c8;
  --accent1: #7a5cff;
  --accent2: #00d3ff;
  --accent3: #60ffa8;
  --card: #151e2d;
  --ring: 0 0 40px rgba(122,92,255,0.45);
  --glow1: radial-gradient(900px 600px at 10% 10%, rgba(122,92,255,0.25), transparent 60%);
  --glow2: radial-gradient(900px 600px at 90% 20%, rgba(0,211,255,0.18), transparent 60%);
  --glow3: radial-gradient(900px 600px at 50% 100%, rgba(96,255,168,0.15), transparent 60%);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  color: var(--text);
  background: linear-gradient(180deg, var(--bg1), var(--bg2));
  font-family: ui-sans-serif, system-ui, Segoe UI, Roboto, Helvetica, Arial, Apple Color Emoji;
}

.bg {
  position: fixed; inset: 0; pointer-events: none;
  background: var(--glow1), var(--glow2), var(--glow3);
  filter: blur(40px);
  opacity: 0.9;
}

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; backdrop-filter: blur(8px);
  background: rgba(10,14,22,0.5);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.topbar h1 { margin: 0; font-size: 20px; letter-spacing: 0.5px; }
.actions { display: flex; gap: 12px; align-items: center; }

.container { max-width: 1100px; margin: 24px auto; padding: 0 16px; }
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.02), 0 15px 60px rgba(0,0,0,0.3), var(--ring);
}
.card h3, .card h2 { margin-top: 0; }

.grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 900px) { .grid { grid-template-columns: 1fr 1fr; } }

.btn {
  background: linear-gradient(90deg, var(--accent1), var(--accent2));
  border: none; color: white; padding: 10px 14px; border-radius: 12px;
  font-weight: 600; cursor: pointer; box-shadow: 0 10px 30px rgba(0,0,0,0.25);
  transition: transform 0.08s ease, box-shadow 0.2s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 36px rgba(0,0,0,0.35); }

.controls { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 12px; }
.control { display: grid; gap: 6px; min-width: 180px; }
.control input[type="number"], .control select, .control input[type="range"] {
  background: #0d1421; color: var(--text); border: 1px solid rgba(255,255,255,0.1);
  padding: 8px 10px; border-radius: 10px;
}
#jpgQualityVal { font-size: 12px; color: var(--muted); }

.tableWrap { overflow: auto; max-height: 320px; border-radius: 10px; }
table { width: 100%; border-collapse: collapse; }
thead th {
  position: sticky; top: 0;
  background: #0f1726;
  text-align: left; padding: 10px 8px; font-size: 12px; color: var(--muted);
}
tbody td { padding: 8px; border-top: 1px solid rgba(255,255,255,0.06); font-size: 14px; }
tbody tr:hover { background: rgba(255,255,255,0.03); }

.thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-top: 10px; }
.thumb { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: 12px; padding: 8px; display: grid; gap: 8px; }
.thumb img { width: 100%; height: 140px; object-fit: cover; border-radius: 8px; }
.thumb .row { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--muted); }
.thumb .row button { font-size: 12px; padding: 6px 8px; border-radius: 8px; }

.dropZone {
  border: 1px dashed rgba(255,255,255,0.25);
  border-radius: 12px; padding: 16px; text-align: center; cursor: pointer;
  background: rgba(255,255,255,0.03);
}
.dropZone.dragover { background: rgba(0,211,255,0.08); }

.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 6px 10px; border-radius: 999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 12px; color: var(--text);
}

.muted { color: var(--muted); }

.footer { text-align: center; padding: 20px; color: var(--muted); }

.switch { position: relative; display: inline-block; width: 46px; height: 26px; }
.switch input { display: none; }
.slider {
  position: absolute; cursor: pointer; inset: 0; background: #23304a; border-radius: 20px; transition: .2s;
  box-shadow: inset 0 0 10px rgba(0,0,0,0.35);
}
.slider:before {
  position: absolute; content: ""; height: 20px; width: 20px; left: 4px; top: 3px;
  background: linear-gradient(90deg, var(--accent2), var(--accent3)); border-radius: 50%; transition: .2s;
}
input:checked + .slider { background: #0f1726; }
input:checked + .slider:before { transform: translateX(20px); }