* {
      box-sizing: border-box;
    }

    :root {
      --bg: #220f2a;
      --card: rgba(255, 255, 255, 0.08);
      --card-border: rgba(255, 255, 255, 0.14);
      --text: #f8fafc;
      --muted: #cbd5e1;
      --input-bg: rgba(255, 255, 255, 0.06);
      --input-border: rgba(255, 255, 255, 0.12);
      --primary: #2563eb;
      --primary-hover: #1d4ed8;
      --danger: #f87171;
      --success: #4ade80;
      --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    }

    html,
    body {
      margin: 0;
      padding: 0;
      font-family: Inter, Arial, sans-serif;
      background:
            radial-gradient(circle at top, #190e32, transparent 35%),
    linear-gradient(180deg, #030004dd 0%, #190e32 100%);  
      color: var(--text);
      min-height: 100%;
    }

    body {
      min-height: 100vh;
    }

    .register-page {
      min-height: 100vh;
      display: grid;
      place-items: center;
      padding: 24px;
    }

    .register-card {
      width: 100%;
      max-width: 440px;
      background: var(--card);
      border: 1px solid var(--card-border);
      border-radius: 20px;
      padding: 32px;
      box-shadow: var(--shadow);
      backdrop-filter: blur(14px);
    }

    .register-header {
      margin-bottom: 24px;
    }

    .register-badge {
      display: inline-block;
      margin: 0 0 10px;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(37, 99, 235, 0.14);
      border: 1px solid rgba(96, 165, 250, 0.25);
      color: #bfdbfe;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.04em;
    }

    .register-header h1 {
      margin: 0 0 10px;
      font-size: 30px;
      line-height: 1.1;
    }

    .register-subtitle {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.5;
    }

    .register-form {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .form-group label {
      font-size: 14px;
      font-weight: 600;
      color: #e2e8f0;
    }

    .form-group input,
    .form-group select {
      width: 100%;
      height: 48px;
      border-radius: 12px;
      border: 1px solid var(--input-border);
      background: var(--input-bg);
      color: var(--text);
      padding: 0 14px;
      outline: none;
      transition: border-color 0.2s ease;
    }

    .form-group input::placeholder {
      color: #94a3b8;
    }

    .form-group input:focus,
    .form-group select:focus {
      border-color: rgba(96, 165, 250, 0.8);
    }

    .form-group select option {
      color: #111827;
    }

    .password-wrap {
      position: relative;
    }

    .password-wrap input {
      padding-right: 80px;
    }

    .toggle-password {
      position: absolute;
      top: 50%;
      right: 10px;
      transform: translateY(-50%);
      border: 0;
      background: transparent;
      color: #93c5fd;
      cursor: pointer;
      font-weight: 600;
      font-size: 13px;
    }

    .register-btn {
      height: 50px;
      border: 0;
      border-radius: 12px;
      background: var(--primary);
      color: white;
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      transition: background 0.2s ease, opacity 0.2s ease;
    }

    .register-btn:hover {
      background: var(--primary-hover);
    }

    .register-btn:disabled {
      opacity: 0.7;
      cursor: not-allowed;
    }

    .register-message {
      min-height: 20px;
      margin: 0;
      font-size: 14px;
      text-align: center;
      color: var(--muted);
    }

    .register-message.error {
      color: var(--danger);
    }

    .register-message.success {
      color: var(--success);
    }

    .register-footer {
      margin-top: 16px;
      text-align: center;
      font-size: 14px;
      color: var(--muted);
    }

    .register-footer a {
      color: #93c5fd;
      text-decoration: none;
      font-weight: 600;
    }

    @media (max-width: 480px) {
      .register-card {
        padding: 24px;
        border-radius: 16px;
      }

      .register-header h1 {
        font-size: 26px;
      }
    }