html, body {
    max-width: 100%;
    overflow-x: hidden;
}

.auth-switcher {
    top: 18px;
    right: 18px;
    z-index: 9999;
}

.auth-switcher .btn {
    min-height: 40px;
    border-radius: .9rem;
}

@media (max-width: 991.98px) {
    .auth-switcher {
        top: 12px;
        right: 12px;
    }

    .auth-wrapper {
        flex-direction: column;
        min-height: 100vh;
    }

    .auth-hero {
        flex: 0 0 auto;
        padding: 5rem 1.2rem 1.25rem;
        min-height: auto;
    }

    .auth-hero-content {
        max-width: none;
        margin-top: 0;
    }

    .hero-title {
        max-width: 14ch;
    }

    .hero-metrics {
        gap: 1rem;
        flex-wrap: wrap;
        margin-top: 1.4rem;
    }

    .hero-metrics > div {
        flex: 1 1 180px;
        min-width: 0;
    }

    .auth-panel {
        flex: 1 1 auto;
        align-items: stretch;
        padding: 0 1.1rem 1.25rem;
    }

    .auth-card {
        max-width: none;
        padding: 1.35rem 1.2rem;
    }

    .remember-row {
        flex-direction: column;
        align-items: flex-start;
        gap: .7rem;
    }

    .form-control,
    .btn {
        min-height: 44px;
    }
}

@media (max-width: 575.98px) {
    .auth-switcher {
        top: 10px;
        right: 10px;
    }

    .auth-hero {
        padding: 4.6rem 1rem 1rem;
    }

    .hero-logo {
        width: 48px;
        height: 48px;
        font-size: 22px;
    }

    .hero-name {
        margin-top: 1rem;
        font-size: .9rem;
        letter-spacing: .12em;
    }

    .hero-title {
        font-size: 1.95rem;
        line-height: 1.18;
        max-width: 11ch;
    }

    .hero-desc {
        margin-top: .85rem;
        font-size: .92rem;
        line-height: 1.55;
    }

    .hero-metrics {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: .75rem;
    }

    .hero-metrics > div {
        padding: .85rem;
        border-radius: 1rem;
        background: rgba(2, 6, 23, .45);
        border: 1px solid rgba(148,163,184,.14);
    }

    .auth-panel {
        padding: 0 1rem 1rem;
    }

    .auth-card {
        border-radius: 1.25rem;
        padding: 1.15rem 1rem 1rem;
    }

    .auth-title {
        font-size: 1.25rem;
    }

    .auth-subtitle {
        margin-bottom: 1.2rem;
    }

    .login-footer {
        margin-top: 1.2rem;
        line-height: 1.55;
    }

    .auth-wrapper {
        padding-left: 0;
        padding-right: 0;
    }
}

@media (max-width: 420px) {
    .hero-title {
        font-size: 1.72rem;
    }

    .hero-metrics {
        grid-template-columns: 1fr;
    }

    .auth-wrapper {
        padding: 1rem;
    }

    .auth-panel {
        padding: 0;
    }

    .auth-card {
        padding: 1rem .95rem .95rem;
    }
}