.page-login,
.page-login * {
  box-sizing: border-box;
}

.page-login {
  min-height: 100vh;
  padding: 28px 40px 40px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - 160px);
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.login-form {
  width: 100%;
  max-width: 420px;
  padding: 2.25rem;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
}

.login-form h2 {
  margin: 0 0 1.75rem;
  text-align: center;
  font-size: 1.9rem;
  font-weight: 600;
}

.login-form .form-group {
  margin-bottom: 1rem;
}

.login-form input {
  width: 100%;
  padding: 0.95rem 1.1rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(8, 12, 18, 0.34);
  color: #e9f6ff;
  font-size: 1.02rem;
  line-height: 1.35;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.login-form input:focus {
  outline: none;
  border-color: rgba(107, 163, 255, 0.65);
  box-shadow: 0 0 0 3px rgba(107, 163, 255, 0.15);
  background: rgba(8, 12, 18, 0.48);
}

.login-form input::placeholder {
  color: rgba(220, 230, 240, 0.52);
}

.login-form .btn-primary {
  width: 100%;
  padding: 0.95rem 1.2rem;
  border-radius: 12px;
  border: 1px solid rgba(107, 163, 255, 0.35);
  color: #eef8ff;
  background: linear-gradient(180deg, rgba(90, 170, 255, 0.28), rgba(90, 170, 255, 0.16));
  box-shadow: 0 10px 24px rgba(35, 74, 120, 0.32);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.login-form .btn-primary:hover,
.login-form .btn-primary:focus-visible {
  transform: translateY(-1px);
  background: linear-gradient(180deg, rgba(90, 170, 255, 0.36), rgba(90, 170, 255, 0.2));
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.28);
  outline: none;
}

.login-form .flash-message {
  padding: 0.9rem 1rem;
  border-radius: 12px;
  margin-bottom: 1rem;
  background: rgba(255, 123, 147, 0.12);
  border: 1px solid rgba(255, 123, 147, 0.24);
  color: #ffd5dc;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
  .page-login {
    padding: 16px 14px 28px;
  }
}

@media (max-width: 480px) {
  .login-form {
    padding: 1.6rem 1.25rem;
    border-radius: 18px;
  }

  .login-form h2 {
    font-size: 1.55rem;
  }

  .login-form .flash-message {
    padding: 0.8rem 0.9rem;
    font-size: 0.92rem;
  }
}