* {
  box-sizing: border-box;
  font-family: 'Roboto', sans-serif;
  margin: 0;
  padding: 0;
}

body {
  background: linear-gradient(to bottom, #0b2447, #000000);
  color: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.logo {
  max-width: 220px;
  margin-bottom: 24px;
}

.login-box {
  background-color: #1b1b1b;
  padding: 32px 28px;
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
  text-align: center;
  width: 100%;
  max-width: 380px;
}

.login-box h2 {
  margin-bottom: 20px;
  font-size: 24px;
  font-weight: 700;
  color: #ffffff;
}

.login-box input {
  width: 100%;
  padding: 12px;
  margin-bottom: 14px;
  border: none;
  border-radius: 6px;
  font-size: 16px;
}

.login-box button {
  width: 100%;
  padding: 12px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  margin-top: 10px;
  cursor: pointer;
}

.login-btn {
  background-color: #3477e6;
  color: white;
}

.login-btn:hover {
  background-color: #285fbe;
}

.social-btn {
  background-color: #ffffff;
  color: #000000;
  border: 1px solid #ccc;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: background-color 0.2s ease;
}

.social-btn img {
  height: 20px;
  width: 20px;
}

.social-btn:hover {
  background-color: #f5f5f5;
}

.divider {
  margin: 16px 0;
  text-align: center;
  position: relative;
}

.divider::before,
.divider::after {
  content: '';
  height: 1px;
  width: 40%;
  background: #555;
  position: absolute;
  top: 50%;
}

.divider::before { left: 0; }
.divider::after { right: 0; }

.divider span {
  padding: 0 10px;
  color: #aaa;
  font-size: 14px;
}

#login-error {
  color: #ff4c4c;
  margin-top: 10px;
  font-size: 14px;
}

footer {
  padding-top: 20px;
  text-align: center;
  font-size: x-small;
  color: #bbb;
}