* { box-sizing: border-box; font-family: Poppins, system-ui; }

body {
  margin: 0;
  min-height: 100vh;
  background: url('background.png') center/cover no-repeat fixed;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  width: 1000px;
  max-width: 92%;
  background: white;
  border-radius: 26px;
  display: flex;
  overflow: hidden;
  box-shadow: 0 40px 110px rgba(0,0,0,.28);
}

.left {
  flex: 1;
  padding: 64px 72px;
  background: linear-gradient(135deg,#6d5dfc,#a855f7);
  color: #f9f9ff;
}

.left h1 {
  font-size: 46px;
  margin-bottom: 20px;
  line-height: 1.15;
}

.left p {
  font-size: 16px;
  line-height: 1.8;
  max-width: 460px;
  color: rgba(255,255,255,.92);
  margin-bottom: 28px;
}

.left h3 {
  margin-top: 36px;
  font-size: 18px;
}

.left ul {
  margin-top: 16px;
  padding-left: 20px;
  line-height: 1.9;
  font-size: 15px;
  color: rgba(255,255,255,.9);
}

.right {
  width: 340px;
  padding: 64px 56px;
  display: flex;
  flex-direction: column;
  text-align: center;
}

.login-btn {
  margin-top: 12px;
  background: #6d5dfc;
  color: white;
  padding: 18px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  box-shadow: 0 12px 40px rgba(109,93,252,.4);
  transition: .25s;
}

.login-btn:hover {
  background:#5a4af4;
  transform: translateY(-2px);
}

.signin-sub {
  font-size: 13px;
  color: #6b7280;
  margin-bottom: 24px;
  line-height: 1.6;
}

.access-note {
  font-size: 12px;
  color: #6b7280;
  margin: 14px 0 28px;
}

.footer {
  margin-top: 22px;
  font-size: 12px;
  color: #6b7280;
}

.footer a {
  color: #6d5dfc;
  margin: 0 8px;
  text-decoration: none;
}

.disclaimer {
  margin-top: 18px;
  font-size: 11px;
  line-height: 1.6;
  color: #9ca3af;
}

/* Mobile Responsive Support */

@media (max-width: 900px) {
  .card {
    flex-direction: column;
    width: 94%;
    border-radius: 22px;
  }

  .left,
  .right {
    width: 100%;
    padding: 42px 28px;
  }

  .left h1 {
    font-size: 34px;
  }

  .left p {
    font-size: 15px;
    max-width: 100%;
  }

  .left ul {
    font-size: 14px;
  }

  .right {
    padding-top: 30px;
  }

  .login-btn {
    width: 100%;
    font-size: 15px;
    padding: 16px;
  }
}

@media (max-width: 480px) {
  body {
    align-items: flex-start;
    padding: 24px 0;
  }

  .left h1 {
    font-size: 30px;
  }

  .left h3 {
    font-size: 16px;
  }

  .footer {
    font-size: 11px;
  }

  .disclaimer {
    font-size: 10px;
  }
}