.admin-auth-body {
    min-height: 100vh;
    background:
        linear-gradient(135deg, rgba(13, 110, 253, 0.08), rgba(38, 191, 148, 0.1)),
        #f4f7fb;
    color: #1f2d3d;
}

.admin-auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
}

.admin-auth-panel {
    width: min(980px, 100%);
    display: grid;
    grid-template-columns: minmax(0, 1fr) 430px;
    background: #ffffff;
    border: 1px solid rgba(119, 119, 142, 0.16);
    box-shadow: 0 20px 45px rgba(31, 45, 61, 0.12);
    min-height: 560px;
}

.admin-auth-brand {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 40px;
    background:
        linear-gradient(145deg, rgba(13, 110, 253, 0.92), rgba(38, 191, 148, 0.88)),
        url("../images/brand-logos/logo.png");
    background-size: cover;
    background-position: center;
    color: #ffffff;
    overflow: hidden;
}

.admin-auth-brand::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(9, 24, 45, 0.18);
}

.admin-auth-brand > * {
    position: relative;
    z-index: 1;
}

.admin-auth-logo {
    width: 72px;
    height: 72px;
    object-fit: contain;
    background: #ffffff;
    border-radius: 8px;
    padding: 10px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
}

.admin-auth-title {
    font-size: 32px;
    line-height: 1.18;
    font-weight: 700;
    margin: 28px 0 12px;
    letter-spacing: 0;
}

.admin-auth-copy {
    color: rgba(255, 255, 255, 0.88);
    max-width: 390px;
    margin: 0;
}

.admin-auth-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 32px;
}

.admin-auth-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 10px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
    font-size: 12px;
    font-weight: 600;
}

.admin-auth-form-panel {
    display: flex;
    align-items: center;
    padding: 40px;
}

.admin-auth-form {
    width: 100%;
}

.admin-auth-heading {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 6px;
    color: #172033;
    letter-spacing: 0;
}

.admin-auth-subtitle {
    color: #6b7280;
    margin-bottom: 28px;
}

.admin-auth-form .form-label {
    color: #283752;
    font-weight: 600;
    margin-bottom: 6px;
}

.admin-auth-form .form-control {
    min-height: 42px;
    border-color: #d9e2ef;
    border-radius: 6px;
}

.admin-auth-form .form-control:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.12);
}

.admin-auth-button {
    min-height: 42px;
    border-radius: 6px;
    font-weight: 700;
}

.admin-auth-switch {
    margin-top: 18px;
    text-align: center;
    color: #6b7280;
}

.admin-auth-switch a {
    font-weight: 700;
    text-decoration: none;
}

.admin-auth-note {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid #edf1f7;
    color: #7b8191;
    font-size: 12px;
}

@media (max-width: 991.98px) {
    .admin-auth-panel {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .admin-auth-brand {
        min-height: 280px;
    }
}

@media (max-width: 575.98px) {
    .admin-auth-shell {
        padding: 16px;
    }

    .admin-auth-brand,
    .admin-auth-form-panel {
        padding: 28px 22px;
    }

    .admin-auth-title {
        font-size: 26px;
    }
}