/* WEB PANEL PROXY public CSS */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', Arial, sans-serif;
    /* Космический фон: градиент + звёзды */
    background-color: #0a0a1a;
    background-image:
      radial-gradient(2px 2px at 20px 30px, #ffffff, transparent),
      radial-gradient(2px 2px at 40px 70px, #ffffff, transparent),
      radial-gradient(1px 1px at 90px 40px, #ffffff, transparent),
      radial-gradient(1px 1px at 130px 80px, #ffffff, transparent),
      radial-gradient(2px 2px at 160px 120px, #ffffff, transparent),
      radial-gradient(1px 1px at 200px 50px, #ffffff, transparent),
      radial-gradient(2px 2px at 250px 150px, #ffffff, transparent),
      radial-gradient(1px 1px at 300px 90px, #ffffff, transparent),
      radial-gradient(1px 1px at 350px 130px, #ffffff, transparent),
      radial-gradient(2px 2px at 400px 20px, #ffffff, transparent),
      radial-gradient(1px 1px at 450px 100px, #ffffff, transparent),
      radial-gradient(2px 2px at 500px 160px, #ffffff, transparent),
      linear-gradient(135deg, #0a0a1a 0%, #1a1a3e 50%, #2a0a3a 100%);
    background-size: 550px 200px, 550px 200px, 550px 200px, 550px 200px,
                     550px 200px, 550px 200px, 550px 200px, 550px 200px,
                     550px 200px, 550px 200px, 550px 200px, 550px 200px,
                     100% 100%;
    background-repeat: repeat, repeat, repeat, repeat, repeat, repeat,
                       repeat, repeat, repeat, repeat, repeat, repeat, no-repeat;
    animation: twinkle 6s infinite alternate;
  }

  @keyframes twinkle {
    0%   { background-position: 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0 0, 0 0,
                              0 0, 0 0, 0 0, 0 0, 0 0; }
    100% { background-position: 20px 10px, 25px 15px, 10px 20px, 15px 25px,
                              20px 5px, 5px 20px, 25px 10px, 10px 5px,
                              20px 25px, 5px 10px, 15px 5px, 25px 20px, 0 0; }
  }

  .login-box {
    background: rgba(20, 20, 50, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 40px 35px;
    width: 340px;
    backdrop-filter: blur(6px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 40px rgba(100, 100, 255, 0.15);
    text-align: center;
    color: #e6e6f0;
  }

  .login-box h1 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 28px;
    line-height: 1.4;
    text-shadow: 0 0 12px rgba(150, 150, 255, 0.8);
  }

  .login-box input {
    width: 100%;
    padding: 12px 14px;
    margin-bottom: 16px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    font-size: 15px;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s;
  }

  .login-box input::placeholder {
    color: rgba(255, 255, 255, 0.45);
  }

  .login-box input:focus {
    border-color: #7b6cff;
    box-shadow: 0 0 10px rgba(123, 108, 255, 0.6);
  }

  .login-box button {
    width: 100%;
    padding: 12px;
    margin-top: 6px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, #5b4bdb, #9b4bdb);
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.3s;
  }

  .login-box button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(123, 76, 219, 0.6);
  }

  .login-box button:active {
    transform: translateY(0);
  }

  .error-message {
    margin-top: 18px;
    color: #ff6b6b;
    font-size: 14px;
    min-height: 20px;
    text-shadow: 0 0 8px rgba(255, 80, 80, 0.5);
  }