body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    min-height: 100vh;
    font-family: 'Segoe UI', Roboto, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.login-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid #f0f0f0;
    position: relative;
    overflow: hidden;
}

    .login-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: linear-gradient(90deg, #0078d4, #00a4ef);
    }

.logo {
    width: 80px;
    height: 80px;
    background: #f8f9fa;
    border-radius: 50%;
    margin: 0 auto 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid #f0f0f0;
}

    .logo i {
        font-size: 36px;
        color: #0078d4;
    }

.company-select {
    border: 1px solid #e1e5e9;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 14px;
    transition: all 0.3s ease;
}

    .company-select:focus {
        border-color: #0078d4;
        box-shadow: 0 0 0 2px rgba(0, 120, 212, 0.2);
    }

.btn-microsoft {
    background-color: #0078d4;
    color: white;
    border: none;
    border-radius: 8px;
    padding: 14px 24px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 6px rgba(0, 120, 212, 0.2);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
}

    .btn-microsoft:hover {
        background-color: #106ebe;
        color: white;
        box-shadow: 0 4px 12px rgba(0, 120, 212, 0.3);
        transform: translateY(-1px);
    }

.features {
    border-top: 1px solid #f0f0f0;
    border-bottom: 1px solid #f0f0f0;
}

.feature {
    text-align: center;
}

    .feature i {
        font-size: 24px;
        color: #0078d4;
        margin-bottom: 8px;
    }

    .feature p {
        font-size: 14px;
        color: #605e5c;
        margin: 0;
    }

.footer {
    color: #8a8886;
    font-size: 14px;
}

    .footer a {
        color: #0078d4;
        text-decoration: none;
    }

        .footer a:hover {
            text-decoration: underline;
        }

/* Responsive adjustments */
@media (max-width: 576px) {
    body {
        padding: 10px;
    }

    .login-card {
        margin: 10px;
        padding: 30px 20px !important;
    }

    .features .row {
        gap: 15px;
    }
}