/* hnndl – minimal UI */
:root {
  --hydra-bg: #f8f9fa;
  --hydra-card: #fff;
  --hydra-border: #dee2e6;
  --hydra-text: #212529;
  --hydra-muted: #6c757d;
  --hydra-primary: #0d6efd;
  --hydra-primary-hover: #0b5ed7;
  --hydra-error: #dc3545;
  --hydra-radius: 8px;
  --hydra-shadow: 0 1px 3px rgba(0,0,0,.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--hydra-text);
  background: var(--hydra-bg);
  min-height: 100vh;
  padding: 1.5rem;
}
.hydra-wrap {
  max-width: 400px;
  margin: 0 auto;
}
.hydra-card {
  background: var(--hydra-card);
  border: 1px solid var(--hydra-border);
  border-radius: var(--hydra-radius);
  box-shadow: var(--hydra-shadow);
  padding: 1.75rem;
  margin-bottom: 1rem;
}
.hydra-card h1 {
  margin: 0 0 0.25rem;
  font-size: 1.5rem;
  font-weight: 600;
}
.hydra-card .hydra-sub {
  color: var(--hydra-muted);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}
.hydra-card label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}
.hydra-card input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--hydra-border);
  border-radius: 6px;
  font-size: 1rem;
  margin-bottom: 1rem;
}
.hydra-card input:focus {
  outline: 0;
  border-color: var(--hydra-primary);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, .15);
}
.hydra-btn {
  display: block;
  width: 100%;
  padding: 0.6rem 1rem;
  font-size: 1rem;
  font-weight: 500;
  color: #fff;
  background: var(--hydra-primary);
  border: 0;
  border-radius: 6px;
  cursor: pointer;
  margin-top: 0.5rem;
}
.hydra-btn:hover { background: var(--hydra-primary-hover); }
.hydra-btn:disabled { opacity: .7; cursor: not-allowed; }
.hydra-btn-secondary {
  background: var(--hydra-muted);
  color: #fff;
  margin-top: 0.5rem;
}
.hydra-btn-secondary:hover { background: #5a6268; }
.hydra-link {
  color: var(--hydra-primary);
  text-decoration: none;
  font-size: 0.9rem;
}
.hydra-link:hover { text-decoration: underline; }
.hydra-msg {
  padding: 0.6rem 0.75rem;
  border-radius: 6px;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
.hydra-msg.error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.hydra-msg.success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.hydra-footer { text-align: center; margin-top: 1rem; font-size: 0.85rem; color: var(--hydra-muted); }
.hydra-hidden { display: none !important; }