* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  body {
    background: #000;
    color: #0f0;
    font-family: 'Courier New', monospace;
    overflow: hidden;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .auth-screen {
    text-align: center;
    position: relative;
    width: 100%;
    max-width: 800px;
    padding: 20px;
  }
  
  /* ========== ШЕСТЕРЁНКА И МОЛОТОК ========== */
  .gear-container {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 40px;
  }
  
  .gear {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: repeating-conic-gradient(
      #333 0% 10%,
      #555 10% 20%
    );
    animation: rotate 8s linear infinite;
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.3);
  }
  
  .hammer {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 80px;
    background: #555;
    border-radius: 2px;
    animation: hammer-swing 3s ease-in-out infinite;
  }
  
  .hammer::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 20px;
    background: #888;
    border-radius: 4px;
  }
  
  @keyframes rotate {
    to { transform: rotate(360deg); }
  }
  
  @keyframes hammer-swing {
    0%, 100% { transform: translateX(-50%) rotate(0deg); }
    50% { transform: translateX(-50%) rotate(20deg); top: -30px; }
  }
  
  /* ========== ТЕРМИНАЛ ========== */
  .terminal {
    background: rgba(0, 0, 0, 0.85);
    border: 1px solid #0f0;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.2);
  }
  
  .terminal-header {
    color: #0f0;
    margin-bottom: 15px;
    font-weight: bold;
    text-align: left;
  }
  
  .line {
    margin: 4px 0;
    color: #0f0;
    opacity: 0.9;
  }
  
  .input-line {
    display: flex;
    align-items: center;
    margin-top: 10px;
  }
  
  .prompt {
    color: #0f0;
    margin-right: 8px;
    white-space: nowrap;
  }
  
  input {
    background: transparent;
    border: none;
    color: #0f0;
    font-family: 'Courier New', monospace;
    font-size: 16px;
    outline: none;
    width: 200px;
  }
  
  input::placeholder {
    color: #0a0;
  }
  
  .error {
    color: #ff0000;
    margin-top: 10px;
    font-size: 14px;
    min-height: 18px;
  }