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

    html {
      height: 100%;
      -webkit-text-size-adjust: 100%;
      text-size-adjust: 100%;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
      min-height: 100vh;
      min-height: var(--app-vh);
      display: flex;
      align-items: center;
      justify-content: center;
      padding: calc(20px + var(--safe-top)) calc(20px + var(--safe-right)) calc(20px + var(--safe-bottom)) calc(20px + var(--safe-left));
    }

    .login-container {
      background: white;
      border-radius: 12px;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
      width: 100%;
      max-width: 400px;
      padding: 40px;
      max-height: calc(var(--app-vh) - 40px - var(--safe-top) - var(--safe-bottom));
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
    }

    .logo {
      text-align: center;
      margin-bottom: 30px;
    }

    .logo h1 {
      color: #2c3e50;
      font-size: 28px;
      margin-bottom: 8px;
      font-weight: 600;
    }

    .logo p {
      color: #7f8c8d;
      font-size: 13px;
      font-style: italic;
    }

    .form-group {
      margin-bottom: 18px;
    }

    label {
      display: block;
      margin-bottom: 6px;
      color: #2c3e50;
      font-weight: 500;
      font-size: 13px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    input[type="email"],
    input[type="password"],
    input[type="text"],
    textarea,
    select {
      width: 100%;
      padding: 12px 14px;
      border: 1px solid #e0e0e0;
      border-radius: 6px;
      font-size: 14px;
      font-family: inherit;
      transition: all 0.2s;
      box-sizing: border-box;
    }

    textarea {
      resize: vertical;
      min-height: 72px;
      line-height: 1.4;
    }

    input[type="email"]:focus,
    input[type="password"]:focus,
    input[type="text"]:focus,
    textarea:focus,
    select:focus {
      outline: none;
      border-color: var(--accent);
      box-shadow: 0 0 0 3px var(--accent-soft);
    }

    input[type="email"]::placeholder,
    input[type="password"]::placeholder,
    input[type="text"]::placeholder,
    textarea::placeholder {
      color: #bdc3c7;
    }

    .form-options {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 12px;
      font-size: 12px;
    }

    .remember-me {
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .remember-me input[type="checkbox"] {
      cursor: pointer;
    }

    .forgot-password {
      color: var(--accent);
      text-decoration: none;
      font-weight: 500;
    }

    .forgot-password:hover {
      text-decoration: underline;
    }

    .button-group {
      display: flex;
      gap: 10px;
      margin-top: 24px;
    }

    button {
      flex: 1;
      padding: 12px 20px;
      border: none;
      border-radius: 6px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s;
      touch-action: manipulation;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
      color: white;
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 20px var(--accent-glow);
    }

    .btn-primary:active {
      transform: translateY(0);
    }

    .btn-secondary {
      background: #f0f0f0;
      color: #2c3e50;
    }

    .btn-secondary:hover {
      background: #e0e0e0;
    }

    .alert {
      margin-bottom: 20px;
      padding: 12px 14px;
      border-radius: 6px;
      font-size: 13px;
      display: none;
    }

    .alert.show {
      display: block;
    }

    .alert-error {
      background: #f8d7da;
      color: #721c24;
      border: 1px solid #f5c6cb;
    }

    .alert-info {
      background: #d1ecf1;
      color: #0c5460;
      border: 1px solid #bee5eb;
    }

    .signup-link {
      text-align: center;
      margin-top: 20px;
      padding-top: 20px;
      border-top: 1px solid #e0e0e0;
      color: #7f8c8d;
      font-size: 13px;
    }

    .signup-link a {
      color: var(--accent);
      text-decoration: none;
      font-weight: 600;
    }

    .signup-link a:hover {
      text-decoration: underline;
    }

    .loading {
      display: none;
      text-align: center;
    }

    .spinner {
      display: inline-block;
      width: 20px;
      height: 20px;
      border: 3px solid rgba(255, 255, 255, 0.3);
      border-top-color: white;
      border-radius: 50%;
      animation: spin 0.8s linear infinite;
    }

    @keyframes spin {
      0% { transform: rotate(0deg); }
      100% { transform: rotate(360deg); }
    }

    .btn-primary.loading {
      opacity: 0.7;
      cursor: not-allowed;
      pointer-events: none;
    }

    @media (pointer: coarse) {
      input[type="email"],
      input[type="password"],
      input[type="text"],
      textarea,
      select {
        font-size: 16px;
      }
    }