:root {
  --bg: #05060f;
  --bg2: #0a0a14;
  --ink: #eef0ff;
  --muted: #9aa1c4;
  --violet: #9b87ff;
  --cyan: #22d3ee;
  --coral: #ff7a59;
  --amber: #ffb347;
  --glass: rgba(20, 22, 48, .55);
  --line: rgba(155, 135, 255, .35);
  --radius: 18px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { background: #05060f; }
html, body { margin: 0; height: 100%; }
body {
  font-family: "Manrope", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 800px at 75% 15%, rgba(155, 135, 255, .18), transparent 60%),
              radial-gradient(900px 700px at 10% 90%, rgba(34, 211, 238, .12), transparent 60%),
              linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  background-attachment: fixed;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
#space { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.wrap { position: relative; z-index: 1; }

/* стекло с неоновой каймой */
.glass {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 0 0 1px rgba(255,255,255,.03) inset, 0 10px 40px rgba(0,0,0,.45), 0 0 30px rgba(155,135,255,.12);
}
.tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase;
  color: var(--cyan); padding: 6px 12px; border-radius: 999px;
  border: 1px solid rgba(34, 211, 238, .45);
  box-shadow: 0 0 18px rgba(34, 211, 238, .18);
}
.tag .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); animation: pulse 1.6s infinite; }
.grad {
  background: linear-gradient(90deg, #fff 0%, #cfc6ff 40%, var(--violet) 70%, var(--cyan) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.muted { color: var(--muted); }
.btn {
  appearance: none; border: 0; cursor: pointer; font: inherit; font-weight: 800;
  color: #0a0a14; background: linear-gradient(135deg, var(--cyan), var(--violet));
  border-radius: 14px; padding: 14px 20px; font-size: 17px;
  box-shadow: 0 0 24px rgba(155, 135, 255, .45);
  transition: transform .12s, box-shadow .2s, opacity .2s;
}
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .45; cursor: default; box-shadow: none; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); box-shadow: none; }
.btn.warn { background: linear-gradient(135deg, var(--coral), #ff4d8d); }
input[type=text], textarea {
  width: 100%; font: inherit; font-size: 18px; color: var(--ink);
  background: rgba(5, 6, 20, .7); border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 16px; outline: none; transition: border-color .2s, box-shadow .2s;
}
input[type=text]:focus, textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(34, 211, 238, .2); }

@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .4; transform: scale(.8); } }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes glowline { 0% { background-position: 0 0; } 100% { background-position: 200% 0; } }
.rise { animation: rise .5s both; }

/* орб «ИИ думает» */
.orb { position: relative; width: 120px; height: 120px; margin: 0 auto; }
.orb::before, .orb::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 0deg, var(--violet), var(--cyan), var(--coral), var(--violet));
  filter: blur(8px); animation: spin 3s linear infinite; opacity: .9;
}
.orb::after { inset: 14px; background: radial-gradient(circle at 35% 30%, #fff, #b9adff 25%, #3b2f8a 60%, #0a0a14 100%); filter: none; animation: none; box-shadow: 0 0 40px rgba(155,135,255,.6); }
@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition: none !important; }
}