:root {
    --login-ink: #172640;
    --login-muted: #667085;
    --login-gold: #d8a85b;
    --login-border: #d9dee8;
    --login-panel: #ffffff;
    --login-bg: #eef2f5;
    --login-action: #1e4f86;
    --login-action-dark: #153b66;
    --login-supplier: #55715f;
    --login-supplier-dark: #3f5748;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body.login-page {
    min-height: 100vh;
    margin: 0;
    color: var(--login-ink);
    background:
        linear-gradient(120deg, rgba(23, 38, 64, 0.08), rgba(216, 168, 91, 0.12)),
        var(--login-bg);
    font-family: Arial, Helvetica, sans-serif;
    overflow-x: hidden;
}

.login-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(320px, 0.95fr) minmax(360px, 1.05fr);
}

.brand-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px;
    background: #ffffff;
    border-right: 1px solid var(--login-border);
}

.brand-lockup {
    width: min(100%, 600px);
}

.brand-logo {
    width: min(100%, 520px);
    height: auto;
    display: block;
}

.brand-kicker {
    margin: 28px 0 10px;
    color: var(--login-gold);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.brand-title {
    margin: 0;
    font-size: clamp(2rem, 5vw, 4rem);
    line-height: 1;
    font-weight: 800;
}

.brand-copy {
    max-width: 460px;
    margin: 18px 0 0;
    color: var(--login-muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

.access-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
}

.access-wrap {
    width: min(100%, 520px);
}

.access-switch {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 18px;
}

.access-tab {
    min-height: 74px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
    padding: 12px 14px;
    color: var(--login-ink);
    text-decoration: none;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid var(--login-border);
    border-radius: 8px;
}

.access-tab:hover {
    color: var(--login-ink);
    border-color: var(--login-action);
}

.access-tab.is-active {
    color: #ffffff;
    background: var(--login-action);
    border-color: var(--login-action);
}

.access-tab.is-supplier.is-active {
    background: var(--login-supplier);
    border-color: var(--login-supplier);
}

.access-tab strong {
    font-size: 1rem;
    line-height: 1.15;
}

.access-tab span {
    color: inherit;
    opacity: 0.78;
    font-size: 0.82rem;
    line-height: 1.25;
}

.login-card {
    background: var(--login-panel);
    border: 1px solid var(--login-border);
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(23, 38, 64, 0.14);
}

.login-card-header,
.login-card-body {
    padding: 26px;
}

.login-card-header {
    border-bottom: 1px solid var(--login-border);
}

.portal-label {
    margin: 0 0 6px;
    color: var(--login-gold);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

.login-heading {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 800;
}

.login-subtitle {
    margin: 8px 0 0;
    color: var(--login-muted);
}

.form-label {
    color: var(--login-ink);
    font-weight: 700;
}

.form-control {
    min-height: 46px;
    border-color: #cbd3df;
}

.form-control:focus {
    border-color: var(--login-action);
    box-shadow: 0 0 0 0.2rem rgba(30, 79, 134, 0.16);
}

.btn-login {
    min-height: 48px;
    border: 0;
    background: var(--login-action);
    font-weight: 700;
}

.btn-login:hover,
.btn-login:focus {
    background: var(--login-action-dark);
}

.btn-login.is-supplier {
    background: var(--login-supplier);
}

.btn-login.is-supplier:hover,
.btn-login.is-supplier:focus {
    background: var(--login-supplier-dark);
}

.access-note {
    margin-top: 18px;
    color: var(--login-muted);
    text-align: center;
    font-size: 0.92rem;
}

.access-note a {
    color: var(--login-action);
    font-weight: 700;
    text-decoration: none;
}

.access-note a:hover {
    text-decoration: underline;
}

@media (max-width: 900px) {
    .login-shell {
        grid-template-columns: 1fr;
    }

    .brand-panel {
        min-height: auto;
        padding: 32px 22px 24px;
        border-right: 0;
        border-bottom: 1px solid var(--login-border);
    }

    .brand-logo {
        width: min(100%, 390px);
    }

    .brand-title {
        font-size: 2.2rem;
    }

    .brand-copy {
        font-size: 0.98rem;
    }

    .access-panel {
        align-items: start;
        padding: 24px 16px 36px;
    }
}

@media (max-width: 520px) {
    .brand-panel {
        padding: 22px 16px 18px;
    }

    .brand-logo {
        width: min(100%, 300px);
    }

    .access-panel {
        padding: 18px 12px 28px;
    }

    .access-switch {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .access-tab {
        min-height: 58px;
        padding: 10px 12px;
    }

    .login-card-header,
    .login-card-body {
        padding: 18px;
    }

    .login-heading {
        font-size: 1.42rem;
    }

    .form-control,
    .btn-login {
        min-height: 48px;
        font-size: 1rem;
    }
}