.login-modal {
      position: fixed;
      inset: 0;
      z-index: 40;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 24px;
    }
    .login-modal.open { display: flex; }
    .login-modal-backdrop {
      position: absolute;
      inset: 0;
      background: rgba(5, 3, 8, 0.72);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
    }
    .login-card {
      position: relative;
      z-index: 1;
      width: min(440px, 100%);
      min-width: 0;
      max-width: 100%;
      border: 1px solid rgba(192, 132, 255, 0.28);
      border-radius: 22px;
      background: rgba(8, 5, 14, 0.70);
      box-shadow: 0 0 38px rgba(0, 0, 0, 0.48), 0 0 58px rgba(125, 44, 255, 0.16), inset 0 0 18px rgba(255, 255, 255, 0.035);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      font-family: Arial, Helvetica, sans-serif;
    }
    .login-card .panel { padding: 30px 30px 28px; }
    .login-card h2 {
      margin: 0 0 24px;
      padding-right: 44px;
      font-family: Arial, Helvetica, sans-serif;
      font-size: 18px;
      font-weight: 700;
      letter-spacing: 2.5px;
      text-transform: uppercase;
    }
    .login-close {
      position: absolute;
      top: 14px;
      right: 14px;
      width: 36px;
      height: 36px;
      border: 1px solid rgba(188,140,255,.28);
      border-radius: 10px;
      background: rgba(139,61,255,.12);
      color: #fff;
      cursor: pointer;
      font-size: 18px;
    }
    .login-card label {
      display: block;
      margin-bottom: 8px;
      color: rgba(255, 255, 255, 0.76);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0.7px;
    }
    .login-card input[type='text'],
    .login-card input[type='email'],
    .login-card input[type='password'] {
      width: 100%;
      min-width: 0;
      max-width: 100%;
      height: 46px;
      margin-bottom: 17px;
      padding: 0 14px;
      border: 1px solid rgba(255, 255, 255, 0.13);
      border-radius: 10px;
      outline: none;
      background: rgba(0, 0, 0, 0.24);
      color: #ffffff;
      font-family: Arial, Helvetica, sans-serif;
      font-size: 14px;
      transition: border-color 150ms ease, box-shadow 150ms ease, background 150ms ease;
    }
    .login-card input::placeholder { color: rgba(255, 255, 255, 0.34); }
    .login-card input:focus {
      border-color: rgba(184, 101, 255, 0.68);
      background: rgba(0, 0, 0, 0.32);
      box-shadow: 0 0 18px rgba(125, 44, 255, 0.18);
    }
    .login-option-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px 18px;
      margin: -2px 0 20px;
      min-width: 0;
    }
    .login-check {
      display: flex;
      align-items: center;
      gap: 8px;
      margin: 0;
      color: rgba(255, 255, 255, 0.62);
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0;
    }
    .login-check input { accent-color: #7d2cff; }
    .login-primary {
      width: 100%;
      height: 46px;
      border: 0;
      border-radius: 10px;
      background: linear-gradient(90deg, #7d2cff 0%, #b865ff 100%);
      color: #ffffff;
      cursor: pointer;
      font-family: Arial, Helvetica, sans-serif;
      font-size: 13px;
      font-weight: 900;
      letter-spacing: 1.4px;
      text-transform: uppercase;
      box-shadow: 0 0 18px rgba(125, 44, 255, 0.42), inset 0 0 12px rgba(255, 255, 255, 0.12);
      transition: transform 140ms ease, box-shadow 140ms ease, filter 140ms ease;
    }
    .login-primary:hover {
      transform: translateY(-1px);
      filter: brightness(1.06);
      box-shadow: 0 0 24px rgba(125, 44, 255, 0.56), 0 0 42px rgba(184, 101, 255, 0.18);
    }
    .login-primary:active { transform: scale(0.985); }
    .login-primary:disabled { opacity: .7; pointer-events: none; }
    .login-link {
      padding: 0;
      border: 0;
      background: transparent;
      color: #b865ff;
      cursor: pointer;
      font-family: Arial, Helvetica, sans-serif;
      font-size: 12px;
      font-weight: 800;
      letter-spacing: 0.3px;
    }
    .login-link:hover {
      color: #fff;
      text-shadow: 0 0 12px rgba(184, 101, 255, 0.55);
    }
    .login-link.strong { font-size: 13px; }
    .login-switch {
      margin: 22px 0 0;
      color: rgba(255, 255, 255, 0.58);
      text-align: center;
      font-size: 13px;
      line-height: 1.6;
    }
    .login-message {
      min-height: 18px;
      margin-top: 16px;
      color: rgba(255, 255, 255, 0.65);
      font-size: 12px;
      text-align: center;
    }
    .login-card .hidden { display: none; }
    body.login-open { overflow: hidden; }
    .login { cursor: pointer; }
    @media (max-width: 720px) {
      .login-modal {
        padding: 12px;
        align-items: flex-start;
        overflow: auto;
      }
      .login-card {
        width: 100%;
        margin-top: 64px;
      }
      .login-card .panel { padding: 24px 18px 20px; }
      .login-close { top: 10px; right: 10px; }
      .login-option-row {
        flex-direction: column;
        align-items: flex-start;
      }
    }