* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      min-height: 100dvh;
      background: linear-gradient(135deg, #0d001a 0%, #0a011f 50%, #000814 100%);
      color: #e0e0ff;
      font-family: 'Roboto', system-ui, sans-serif;
      overflow-x: hidden;
    }

    .background-grid {
      position: fixed;
      inset: 0;
      background-image: 
        linear-gradient(rgba(68, 0, 255, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(68, 0, 255, 0.06) 1px, transparent 1px);
      background-size: 40px 40px;
      pointer-events: none;
      z-index: 1;
      opacity: 0.4;
    }

    .glow-orbit {
      position: absolute;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle at 30% 40%, rgba(100, 80, 255, 0.15), transparent 60%);
      border-radius: 50%;
      top: -30%;
      left: -20%;
      animation: drift 25s infinite alternate ease-in-out;
      pointer-events: none;
    }

    @keyframes drift {
      0%   { transform: translate(0, 0) rotate(0deg); }
      100% { transform: translate(15vw, 10vh) rotate(12deg); }
    }

    main {
      position: relative;
      z-index: 10;
      min-height: 100dvh;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 2rem 1rem;
    }

    .login-card {
      background: rgba(15, 10, 35, 0.65);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(120, 80, 255, 0.18);
      border-radius: 20px;
      padding: 2.5rem 2rem;
      width: 100%;
      max-width: 420px;
      box-shadow: 
        0 8px 40px rgba(0,0,0,0.6),
        0 0 0 1px rgba(100, 80, 255, 0.12) inset;
      position: relative;
      overflow: hidden;
    }

    .login-card::before {
      content: '';
      position: absolute;
      inset: -50%;
      background: conic-gradient(
        from 0deg at 50% 50%,
        transparent 0deg,
        rgba(140, 100, 255, 0.08) 60deg,
        transparent 120deg,
        transparent 300deg
      );
      animation: rotate 18s linear infinite;
      pointer-events: none;
    }

    @keyframes rotate {
      to { transform: rotate(360deg); }
    }

    h1 {
      font-family: 'Orbitron', monospace;
      font-size: 2.1rem;
      font-weight: 700;
      text-align: center;
      margin-bottom: 0.9rem;
      background: linear-gradient(90deg, #c4b5fd, #a78bfa, #c084fc);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: 1px;
    }

    .subtitle {
      text-align: center;
      color: #a0a0ff;
      font-size: 0.95rem;
      margin-bottom: 2.2rem;
    }

    .social-btn {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      width: 100%;
      padding: 1rem;
      margin: 0.9rem 0;
      font-size: 1.05rem;
      font-weight: 500;
      border-radius: 12px;
      border: none;
      cursor: pointer;
      transition: all 0.23s ease;
      position: relative;
      overflow: hidden;
    }

    .social-btn::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
      transform: translateX(-100%);
      transition: transform 0.6s;
    }

    .social-btn:hover::after {
      transform: translateX(100%);
    }

    .social-btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(0,0,0,0.5);
    }

    .google {
      background: #ffffff;
      color: #1f1f1f;
    }

    .facebook {
      background: #1877f2;
      color: white;
    }

    .divider {
      display: flex;
      align-items: center;
      margin: 1.8rem 0;
      color: #7070aa;
      font-size: 0.9rem;
    }

    .divider::before,
    .divider::after {
      content: '';
      flex: 1;
      height: 1px;
      background: rgba(120, 120, 180, 0.3);
    }

    .divider span {
      padding: 0 1.4rem;
    }

    .legal {
      text-align: center;
      font-size: 0.78rem;
      color: #706f9c;
      margin-top: 2rem;
      line-height: 1.5;
    }

    .legal a {
      color: #b19eff;
      text-decoration: none;
    }

    .legal a:hover {
      text-decoration: underline;
    }

    @media (max-width: 400px) {
      .login-card {
        padding: 2rem 1.4rem;
      }
      h1 {
        font-size: 1.9rem;
      }
    }