:root {
  --bg: #0c0c0f;
  --panel: #16161b;
  --panel-2: #1d1d24;
  --border: #2a2a33;
  --text: #ececf1;
  --muted: #9a9aa7;
  --accent: #10a37f;
  --accent-h: #1fb892;
  --danger: #e5534b;
  --radius: 12px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "SF Mono", Menlo, Monaco, Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 70% -10%, #16161f 0%, var(--bg) 55%);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
}
.wrap { max-width: 1280px; margin: 0 auto; padding: 28px 22px 60px; }

.head__title {
  display: flex; align-items: center; gap: 10px;
  font-size: 22px; font-weight: 700; letter-spacing: -0.01em;
}
.dot {
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px var(--accent);
}
.head__sub { color: var(--muted); margin: 8px 0 22px; max-width: 640px; font-size: 14.5px; line-height: 1.5; }

.grid {
  display: grid;
  grid-template-columns: 300px 1fr 340px;
  gap: 16px;
  align-items: start;
}
@media (max-width: 1080px) { .grid { grid-template-columns: 1fr; } }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.panel--out { position: sticky; top: 20px; }
@media (max-width: 1080px) { .panel--out { position: static; } }

.panel__h { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 0 0 12px; }
.panel__h:not(:first-child) { margin-top: 22px; }
.panel__h-row { display: flex; align-items: center; justify-content: space-between; }
.panel__h-row .panel__h { margin-bottom: 0; }
.count {
  display: inline-block; min-width: 20px; padding: 1px 7px; margin-left: 6px;
  background: var(--panel-2); border-radius: 20px; font-size: 12px; color: var(--text);
}

/* models */
.models { display: flex; flex-direction: column; gap: 8px; }
.model {
  display: flex; align-items: center; gap: 11px;
  padding: 11px 13px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text); font-size: 14.5px; font-weight: 500;
  text-align: left;
}
.model.is-active { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.model.is-soon { opacity: .5; cursor: not-allowed; }
.model em { margin-left: auto; font-style: normal; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.model__logo { width: 22px; height: 22px; border-radius: 6px; flex-shrink: 0; background: #333; }
.model__logo--gpt { background: #10a37f; }
.model__logo--claude { background: #d97757; }
.model__logo--gemini { background: linear-gradient(135deg,#4285f4,#9b72cb,#d96570); }
.model__logo--grok { background: #000; border: 1px solid #444; }

/* fields */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.field__label { font-size: 13px; color: var(--muted); font-weight: 500; }
.field__label small { color: #6c6c78; font-weight: 400; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
input[type=text], select, textarea {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  padding: 9px 11px;
  width: 100%;
}
textarea { resize: vertical; line-height: 1.5; font-family: var(--mono); font-size: 13px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
.check { display: flex; align-items: flex-start; gap: 9px; font-size: 13.5px; color: var(--text); margin: 4px 0 14px; cursor: pointer; }
.check input { margin-top: 2px; accent-color: var(--accent); }

.hint { font-size: 12.5px; color: var(--muted); margin: 0 0 12px; line-height: 1.5; }
.hint code, .panel code { background: var(--panel-2); border: 1px solid var(--border); border-radius: 5px; padding: 1px 5px; font-family: var(--mono); font-size: 11.5px; }

/* responses */
.responses { display: flex; flex-direction: column; gap: 10px; }
.resp {
  border: 1px solid var(--border); border-radius: 10px;
  background: var(--panel-2); overflow: hidden;
}
.resp__bar {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 10px; background: rgba(255,255,255,.02);
  border-bottom: 1px solid var(--border);
}
.resp__num {
  width: 22px; height: 22px; border-radius: 6px;
  background: var(--accent); color: #04140f;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
}
.resp__drag { color: var(--muted); cursor: grab; font-size: 14px; user-select: none; }
.resp__spacer { flex: 1; }
.resp__btn { border: 0; background: transparent; color: var(--muted); font-size: 12.5px; padding: 4px 7px; border-radius: 6px; }
.resp__btn:hover { background: var(--panel); color: var(--text); }
.resp__btn--del:hover { color: var(--danger); }
.resp textarea { border: 0; border-radius: 0; background: transparent; min-height: 78px; }
.resp.dragging { opacity: .4; }
.resp.dragover { border-color: var(--accent); }

.seed { margin-top: 16px; border-top: 1px solid var(--border); padding-top: 14px; }
.seed summary { font-size: 13px; color: var(--muted); cursor: pointer; user-select: none; }
.seed summary:hover { color: var(--text); }
.seed textarea { margin-top: 10px; }

/* buttons */
.btn {
  background: var(--accent); color: #04140f; border: 0;
  border-radius: 9px; padding: 10px 14px; font-size: 14px; font-weight: 600;
  font-family: var(--font);
}
.btn:hover { background: var(--accent-h); }
.btn--secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
.btn--secondary:hover { background: var(--panel); }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--text); border-radius: 8px; padding: 6px 11px; font-size: 13px; }
.btn-ghost:hover { border-color: var(--accent); }

/* output */
.output #url { min-height: 96px; font-size: 12px; word-break: break-all; color: var(--accent-h); }
.output__actions { display: flex; gap: 8px; margin-top: 10px; }
.output__actions .btn { flex: 1; }
.output__meta { margin-top: 10px; font-size: 12px; color: var(--muted); }
.output__meta.warn { color: #e6a23c; }
.qr { margin-top: 16px; display: flex; justify-content: center; }
.qr img { background: #fff; padding: 10px; border-radius: 10px; max-width: 100%; }
.toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #04140f; padding: 10px 18px; border-radius: 9px;
  font-size: 14px; font-weight: 600; box-shadow: 0 8px 30px rgba(0,0,0,.4);
  opacity: 0; transition: opacity .2s, transform .2s; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(-4px); }