.register-card {
            background: #fff;
            border-radius: 20px;
            box-shadow: 0 8px 32px rgba(44,62,80,0.10);
            max-width: 800px;
            margin: 60px auto;
            padding: 38px 48px 32px 48px;
        }
        .register-title {
            font-size: 2rem;
            font-family: 'Montserrat', Arial, sans-serif;
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 28px;
            text-align: left;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .register-title .bi-person-plus {
            font-size: 2.2rem;
            color: var(--primary);
        }
        .form-label {
            font-weight: 500;
            color: #222;
        }
        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 2px #6c63ff33;
        }
        .btn-register {
            background: var(--primary);
            color: #fff;
            border-radius: 22px;
            padding: 12px 0;
            font-size: 1.15rem;
            font-weight: 600;
            border: none;
            width: 100%;
            margin-top: 18px;
        }
        .btn-register:hover, .btn-register:focus {
            background: #4834d4;
        }
        .register-link {
            display: block;
            text-align: center;
            margin-top: 22px;
            color: var(--primary);
            font-size: 1rem;
            text-decoration: underline;
        }
        .input-group {
            margin-bottom: 18px;
        }
        .input-group-text {
            background: #f7f7f7;
            border: none;
            color: #888;
        }
        .form-control::placeholder {
            color: #888 !important;
            opacity: 0.55 !important;
        }
        @media (max-width: 900px) {
            .register-card {
                max-width: 98vw;
                padding: 24px 8px 16px 8px;
            }
        }