:root {
    --brand-blue: #1B5CDA;
    --brand-red: #8B0000;
    --brand-hover: #a50000;
    --brand-dark: #1a1a1a;
    --brand-dark-hover: #333333;
    --input-bg: #fdfdfd;
}

body {
    background-color: #ffffff;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    min-height: 100vh;
}

.split-container {
    display: flex;
    min-height: 100vh;
    width: 100%;
}

.brand-side {
    background-color: var(--brand-red);
    flex: 0.8;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    padding: 40px;
    position: sticky;
    top: 0;
    height: 100vh;
    text-align: center;
}

    .brand-side h1 {
        font-size: 2.5rem;
        font-weight: 800;
        margin-top: 25px;
        letter-spacing: -1px;
        line-height: 1.2;
    }

.form-side {
    flex: 1.2;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    background: #ffffff;
    padding: 60px 40px;
    overflow-y: auto;
}

.register-box {
    width: 100%;
    max-width: 700px;
}

.mobile-logo {
    display: none;
    margin-bottom: 2rem;
    text-align: center;
}

.section-title {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--brand-red);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 5px;
    margin-bottom: 20px;
    margin-top: 10px;
}

.form-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: #444;
    margin-bottom: 5px;
}

.form-control {
    border: 1px solid #e0e0e0;
    background-color: var(--input-bg);
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: all 0.2s;
}

    .form-control:focus {
        border-color: var(--brand-red);
        box-shadow: 0 0 0 4px rgba(139, 0, 0, 0.05);
        background-color: #fff;
        outline: none;
    }

.btn-register {
    background-color: var(--brand-dark);
    color: white;
    padding: 14px;
    border-radius: 8px;
    font-weight: 600;
    border: none;
    width: 100%;
    margin-top: 20px;
    transition: all 0.3s;
    cursor: pointer;
}

    .btn-register:hover {
        background-color: var(--brand-dark-hover);
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    }

.validation-msg {
    font-size: 0.75rem;
    font-weight: 600;
    display: block;
    margin-top: 2px;
}

.validation-summary-errors ul {
    list-style-type: none;
    padding-left: 0;
    margin-bottom: 0;
}

.validation-summary-errors li {
    margin-bottom: 2px;
}

@@media (max-width: 991px) {
    .brand-side {
        display: none;
    }

    .mobile-logo {
        display: block;
    }

    .form-side {
        padding: 30px 20px;
    }
}