.auth-shell {
    background: transparent;
}

.auth-card {
    border: 1px solid #dbe6fb;
    border-radius: 1.08rem;
    background: #fff;
    box-shadow: 0 14px 34px rgba(15, 33, 73, 0.1);
    overflow: hidden;
}

.auth-card-head {
    background: linear-gradient(138deg, #0d5ce4 0%, #2f8dfd 72%);
    color: #fff;
    padding: 1.12rem 1.25rem 0.95rem;
}

.auth-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.16);
    padding: 0.28rem 0.58rem;
    margin-bottom: 0.6rem;
}

.auth-title {
    font-size: clamp(1.36rem, 1.1rem + 0.8vw, 1.78rem);
    line-height: 1.12;
    font-weight: 800;
    letter-spacing: -0.014em;
}

.auth-subtitle {
    opacity: 0.94;
    font-size: 0.97rem;
    line-height: 1.35;
}

.auth-card-body {
    padding: 1.25rem;
}

.auth-card .form-label {
    font-weight: 600;
    color: #22345f;
}

.auth-card .form-control {
    border-radius: 0.64rem;
    border: 1px solid #d6e1f5;
    min-height: 46px;
    padding: 0.6rem 0.75rem;
    font-weight: 500;
}

.auth-card .form-control:focus {
    border-color: #7caef8;
    box-shadow: 0 0 0 0.2rem rgba(47, 141, 253, 0.12);
}

.auth-alert {
    border-radius: 0.7rem;
    margin-bottom: 1rem;
}

.auth-submit {
    font-weight: 700;
    border: 0;
    min-height: 50px;
    border-radius: 0.7rem;
    background: linear-gradient(135deg, #0d5ce4 0%, #368fff 70%);
}

.auth-submit:hover {
    background: linear-gradient(135deg, #0b52cf 0%, #2f84ee 70%);
}

@media (max-width: 575.98px) {
    .auth-shell .container {
        padding-left: 0.25rem;
        padding-right: 0.25rem;
    }

    .auth-card {
        border-radius: 0.72rem;
    }

    .auth-card-head {
        padding: 1.1rem 1rem 0.96rem;
    }

    .auth-card-body {
        padding: 1.15rem 1rem;
    }

    .auth-title {
        font-size: 1.55rem;
    }

    .auth-subtitle {
        font-size: 1rem;
    }

    .auth-card .form-label {
        margin-bottom: 0.42rem;
    }

    .auth-card .form-control {
        min-height: 50px;
        font-size: 1rem;
    }

    .auth-submit {
        min-height: 52px;
        font-size: 1.05rem;
    }
}