:root {
  --bg: #12141c;
  --panel: #1b1e2a;
  --panel2: #232737;
  --text: #e8eaf2;
  --muted: #9aa0b5;
  --accent: #7c6cff;
  --accent2: #3ecf8e;
  --border: #2e3348;
  --danger: #ff6b6b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.topbar { padding: 28px 0 12px; border-bottom: 1px solid var(--border); }
.topbar h1 { margin: 0; font-size: 26px; }
.sub { color: var(--muted); margin: 6px 0 0; }
.layout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 20px; }
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } }
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
}
.section-title {
  font-size: 15px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--accent2);
  margin: 22px 0 12px;
  border-bottom: 1px dashed var(--border);
  padding-bottom: 6px;
}
.section-title:first-child { margin-top: 0; }
.opt { margin-bottom: 14px; }
.opt label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 5px; }
.opt .desc { color: var(--muted); font-size: 12.5px; margin: 4px 0 0; }
select, input[type="text"] {
  width: 100%;
  background: var(--panel2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 11px;
  font-size: 14px;
}
select:focus, input[type="text"]:focus { outline: none; border-color: var(--accent); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  background: var(--panel2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 20px;
  padding: 6px 13px;
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: all .15s;
}
.chip.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.gen {
  width: 100%;
  margin-top: 20px;
  background: var(--accent);
  border: none;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 13px;
  border-radius: 10px;
  cursor: pointer;
  transition: filter .15s;
}
.gen:hover { filter: brightness(1.1); }
.result-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.result-head h2 { margin: 0; font-size: 17px; }
.actions { display: flex; gap: 8px; }
.btn {
  background: var(--panel2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.preview {
  margin-top: 14px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  max-height: 78vh;
  overflow: auto;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 12.5px;
  white-space: pre-wrap;
  word-break: break-word;
}
.hint { color: var(--muted); font-family: inherit; }
.foot { color: var(--muted); font-size: 12px; padding: 10px 20px 30px; }
.toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent2);
  color: #0a1a12;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 30px;
  font-size: 14px;
  opacity: 0;
  transition: opacity .25s;
  pointer-events: none;
  z-index: 99;
}
.toast.show { opacity: 1; }