:root {
  --bg: #06080f;
  --bg-soft: #0d1324;
  --surface: rgba(15, 22, 40, 0.85);
  --surface-2: rgba(20, 30, 54, 0.9);
  --text: #e8efff;
  --text-muted: #98a7cc;
  --primary: #29b6ff;
  --primary-2: #6c7dff;
  --success: #4ade80;
  --warning: #fbbf24;
  --danger: #f87171;
  --radius: 16px;
  --shadow: 0 12px 35px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, "Segoe UI", Roboto, sans-serif;
  background:
    radial-gradient(circle at 15% -10%, rgba(41, 182, 255, 0.28), transparent 45%),
    radial-gradient(circle at 90% 10%, rgba(108, 125, 255, 0.25), transparent 40%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea {
  font: inherit;
  color: inherit;
}
input, select, textarea {
  background: #0d1324;
  border: 1px solid #223054;
  border-radius: 10px;
  padding: 12px;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  outline: 2px solid rgba(41, 182, 255, 0.25);
}
h1, h2, h3, h4 { margin: 0 0 12px; line-height: 1.2; }
p { margin: 0 0 14px; color: var(--text-muted); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.app-shell {
  width: min(1220px, 94vw);
  margin: 0 auto;
  padding: 18px 0 60px;
}

@media (max-width: 720px) {
  .app-shell { width: min(100%, 94vw); }
}