/* Улучшенные стили для страницы входа */
.login-card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-top: 3rem;
    margin-bottom: 3rem;
}

.login-card-header {
    padding: 1.5rem;
    background: linear-gradient(135deg, #0d6efd, #0a58ca);
    border-bottom: none;
}

.login-form-container {
    padding: 2rem;
    background-color: #fff;
}

.login-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-top-left-radius: 10px;
    border-bottom-left-radius: 10px;
}

.input-group-text {
    background-color: #f8f9fa;
    border-right: none;
}

.form-control {
    border-left: none;
}

.input-group:focus-within .input-group-text,
.input-group:focus-within .form-control {
    border-color: #86b7fe;
    box-shadow: none;
}

.form-control:focus {
    box-shadow: none;
}

.login-button .btn {
    padding: 0.75rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.login-button .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(13, 110, 253, 0.3);
}

.alert-danger {
    border-radius: 8px;
    border-left: 4px solid #dc3545;
}

/* Адаптивность */
@media (max-width: 767.98px) {
    .login-card {
        margin-top: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .login-form-container {
        padding: 1.5rem;
    }
}