/* ── Login Screen ── */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(201, 169, 110, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(201, 169, 110, 0.04) 0%, transparent 50%),
    var(--bg-primary);
  padding: 20px;
}

.login-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg), var(--shadow-gold);
  animation: fadeIn 0.6s var(--ease) both;
}

.login-logo {
  text-align: center;
  margin-bottom: 36px;
}

.login-logo .brand {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 6px;
  text-transform: uppercase;
}

.login-logo .tagline {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-top: 6px;
}

.login-divider {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 20px auto;
}

.login-field {
  margin-bottom: 20px;
}

.login-field label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.login-field input {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border 0.3s var(--ease), box-shadow 0.3s var(--ease);
  outline: none;
}

.login-field input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-subtle);
}

.login-field input::placeholder {
  color: var(--text-muted);
}

.login-error {
  display: none;
  color: var(--danger);
  font-size: 0.85rem;
  margin-bottom: 16px;
  padding: 10px 14px;
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid rgba(248, 113, 113, 0.2);
  border-radius: var(--radius-sm);
}

.login-error.visible { display: block; }

.login-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  border: none;
  border-radius: var(--radius);
  color: #0a0a0f;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s var(--ease);
}

.login-btn:hover {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  box-shadow: 0 4px 20px rgba(201, 169, 110, 0.3);
  transform: translateY(-1px);
}

.login-btn:active {
  transform: translateY(0);
}

.login-btn:disabled {
  opacity: 0.5;
  cursor: wait;
}