:root {
    --hdnd-do: #9B1B2E;
    --hdnd-do-dam: #7A1515;
    --hdnd-vang: #C9A227;
    --hdnd-kem: #FBF6EC;
    --soft: rgba(155, 27, 46, 0.10);
}

body {
    min-height: 100vh;
    margin: 0;
    background: radial-gradient(900px 500px at 10% 10%, var(--soft), transparent 60%), radial-gradient(900px 500px at 90% 20%, rgba(155, 27, 46, 0.10), transparent 60%), linear-gradient(180deg, #ffffff, var(--hdnd-kem));
    color: var(--brand-charcoal);
    font-family: system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
}

.login-wrap {
    min-height: 100vh;
    display: grid;
    justify-items: center;
    align-content: start;
    padding: 8vh 12px 24px;
}

.login-card {
    width: min(980px, 100%);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(155, 27, 46, 0.14);
    border: 1px solid rgba(155, 27, 46, 0.22);
    background: rgba(255,255,255,0.96);
}

.login-left {
    background: linear-gradient(135deg, rgba(155, 27, 46, 0.08), rgba(255,255,255,.95));
    border-bottom: 1px solid rgba(155, 27, 46, 0.18);
}

.login-platform-brand {
    min-width: 0;
}

    .login-platform-brand .hdnd-brand-symbol {
        width: 7rem;
        height: 7rem;
    }

    .login-platform-brand .hdnd-brand-name {
        font-size: clamp(2.16rem, 4.4vw, 2.44rem);
    }

.login-left .brand-line-2 {
    font-weight: 700;
    color: var(--hdnd-vang);
    line-height: 1.35;
    font-size: 1rem;
    margin-top: .25rem;
}

.login-dev {
    border-top: 1px solid rgba(155, 27, 46, 0.16);
    padding: 16px 16px 18px;
    text-align: center;
    background: linear-gradient(180deg, #fffdf8, #ffffff);
}

    .login-dev .dev-label {
        margin: 0 0 8px;
        font-size: .68rem;
        font-weight: 800;
        letter-spacing: .04em;
        text-transform: uppercase;
        color: #58666f;
    }

    .login-dev a {
        display: inline-flex;
        flex-direction: column;
        align-items: center;
        gap: 4px;
        text-decoration: none !important;
        color: var(--hdnd-do-dam);
    }

        .login-dev a:hover {
            opacity: .88;
        }

    .login-dev .dev-logo {
        height: 72px;
        width: auto;
        max-width: min(420px, 92%);
        object-fit: contain;
        display: block;
    }

.login-right .h4 {
    color: var(--hdnd-do-dam);
    font-weight: 800;
}

.login-right .form-label {
    color: var(--hdnd-do-dam);
}

.login-right .form-control {
    border-radius: 14px;
    padding: .7rem .9rem;
}

.btn-login {
    border-radius: 14px;
    padding: .7rem 1rem;
    font-weight: 800;
    background: var(--hdnd-do) !important;
    border-color: var(--hdnd-do) !important;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
}

    .btn-login:hover {
        background: var(--hdnd-do-dam) !important;
        border-color: var(--hdnd-do-dam) !important;
    }

.pw-toggle-btn {
    border-top-right-radius: 14px !important;
    border-bottom-right-radius: 14px !important;
}

@media (min-width: 992px) {
    .login-left {
        border-bottom: 0;
        border-right: 1px solid rgba(155, 27, 46, 0.18);
    }
}