:root {
      --accent: #25D366;
      --dark-accent: #075E54;
      --gold1: #ffcc66;
      --gold2: #b37700;
      --gold3: #664400;
    }

    html, body {
      height: 100%;
      margin: 0;
      font-family: 'Poppins', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
      background: linear-gradient(135deg, var(--gold1), var(--gold2), var(--gold3), var(--gold1));
      background-size: 400% 400%;
      animation: bgShift 10s ease infinite;
    }

    @keyframes bgShift {
      0% { background-position: 0% 50%; }
      50% { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }

    .login-wrapper {
      min-height: 100vh;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 24px;
    }

    .login-card {
      background: rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(8px);
      border: 1px solid rgba(255,255,255,0.25);
      box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
      border-radius: 20px;
      width: 100%;
      max-width: 400px;
      padding: 32px;
      text-align: center;
      color: #fff;
      transition: all 0.4s ease;
    }

    .login-card:hover {
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
      transform: translateY(-4px);
    }

    .login-card h2 {
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }

    .login-card p {
      color: rgba(255, 255, 255, 0.8);
      font-size: 0.95rem;
      margin-bottom: 24px;
    }

    .form-control {
      background: rgba(255, 255, 255, 0.2);
      border: 1px solid rgba(255,255,255,0.3);
      border-radius: 10px;
      color: #fff;
    }

    .form-control:focus {
      background: rgba(255,255,255,0.25);
      box-shadow: 0 0 0 2px var(--accent);
      color: #fff;
    }

    .btn-login {
      background: linear-gradient(90deg, var(--accent), var(--dark-accent));
      color: #fff;
      border: none;
      border-radius: 10px;
      font-weight: 600;
      padding: 10px;
      width: 100%;
      margin-top: 12px;
      transition: all .3s ease;
    }

    .btn-login:hover {
      background: linear-gradient(90deg, #1ed760, #0c6f57);
      transform: translateY(-3px);
    }

    .footer-text {
      font-size: 0.85rem;
      color: rgba(255,255,255,0.7);
      margin-top: 20px;
    }

    .footer-text a {
      color: #fff;
      text-decoration: underline;
    }