#auth-screen {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 50% 40%, rgba(200, 134, 10, 0.06), transparent 60%),
    radial-gradient(ellipse at 50% 50%, transparent 40%, rgba(0,0,0,0.7) 100%),
    var(--black);
  padding: 20px;
}

.auth-box {
  position: relative;
  background: rgba(18, 12, 6, 0.97);
  border: 1px solid var(--border2);
  border-top: 1px solid rgba(200, 134, 10, 0.3);
  border-radius: 2px;
  padding: 40px;
  max-width: 420px;
  width: 100%;
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.8), 0 0 20px rgba(200, 134, 10, 0.06);
}

.auth-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--chaos), var(--rare), transparent);
  opacity: 0.7;
}

.auth-logo {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo h1 {
  font-family: var(--font-lore);
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  background: linear-gradient(160deg, var(--rare2), var(--chaos) 60%, var(--rare));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 10px rgba(200, 134, 10, 0.2));
}

.auth-logo p {
  color: var(--sub);
  font-family: var(--font-lore);
  font-size: 0.76rem;
  letter-spacing: 0.28em;
  margin-top: 10px;
}

.auth-tabs {
  display: flex;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.auth-tab {
  flex: 1;
  padding: 10px;
  background: none;
  border: 0;
  color: var(--muted);
  font-family: var(--font-ui);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.auth-tab.active {
  color: var(--rare2);
  border-bottom-color: var(--rift);
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.76rem;
  color: var(--sub);
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 11px 14px;
  background: rgba(10, 7, 3, 0.9);
  border: 1px solid var(--border2);
  border-radius: 2px;
  color: var(--white);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus {
  border-color: var(--chaos);
  box-shadow: 0 0 0 3px rgba(200, 134, 10, 0.08);
}

#auth-screen .btn-primary {
  width: 100%;
  margin-top: 8px;
}

.auth-msg {
  margin-top: 12px;
  text-align: center;
  font-size: 0.88rem;
  min-height: 20px;
}

.auth-msg.err {
  color: var(--boss);
}

.auth-msg.ok {
  color: var(--std);
}