.auth-body {
    background: linear-gradient(120deg, #f8fbff 0%, #eef3f7 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: #2c2c2c;
    font-family: "Segoe UI", sans-serif;
}

.auth-topbar {
    height: 64px;
    background: #ffffff;
    border-bottom: 1px solid #e5e9f2;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 10;
}

.auth-topbar .btn {
    border-radius: 8px;
    padding: 0.35rem 0.65rem;
}

.auth-avatar {
    width: 36px;
    height: 36px;
}

.auth-logo {
    filter: grayscale(0.1);
}

.auth-main {
    flex: 1;
    padding: 2rem 1rem;
}

.auth-card {
    max-width: 420px;
    width: 100%;
    border-radius: 14px;
    background: #ffffff;
}

.auth-logo-lg {
    height: 38px;
}

.auth-support-text {
    color: #6c757d;
}

.auth-card .form-control {
    border-radius: 10px;
}

.auth-card .btn-primary {
    border-radius: 10px;
    background: linear-gradient(90deg, #00bcd4 0%, #0097b2 100%);
    border: none;
    padding: 0.8rem 1rem;
    box-shadow: 0 6px 14px rgba(0, 188, 212, 0.25);
}

.auth-card .btn-primary:hover {
    filter: brightness(1.05);
}

.auth-card a {
    color: #0097b2;
}

@media (max-width: 576px) {
    .auth-card {
        max-width: 100%;
        border-radius: 10px;
    }
}